FFmpeg  4.2.2
ffprobe.c
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1 /*
2  * Copyright (c) 2007-2010 Stefano Sabatini
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 /**
22  * @file
23  * simple media prober based on the FFmpeg libraries
24  */
25 
26 #include "config.h"
27 #include "libavutil/ffversion.h"
28 
29 #include <string.h>
30 
31 #include "libavformat/avformat.h"
32 #include "libavcodec/avcodec.h"
33 #include "libavutil/avassert.h"
34 #include "libavutil/avstring.h"
35 #include "libavutil/bprint.h"
36 #include "libavutil/display.h"
37 #include "libavutil/hash.h"
39 #include "libavutil/opt.h"
40 #include "libavutil/pixdesc.h"
41 #include "libavutil/spherical.h"
42 #include "libavutil/stereo3d.h"
43 #include "libavutil/dict.h"
44 #include "libavutil/intreadwrite.h"
45 #include "libavutil/libm.h"
46 #include "libavutil/parseutils.h"
47 #include "libavutil/timecode.h"
48 #include "libavutil/timestamp.h"
49 #include "libavdevice/avdevice.h"
50 #include "libswscale/swscale.h"
53 #include "cmdutils.h"
54 
55 #include "libavutil/thread.h"
56 
57 #if !HAVE_THREADS
58 # ifdef pthread_mutex_lock
59 # undef pthread_mutex_lock
60 # endif
61 # define pthread_mutex_lock(a) do{}while(0)
62 # ifdef pthread_mutex_unlock
63 # undef pthread_mutex_unlock
64 # endif
65 # define pthread_mutex_unlock(a) do{}while(0)
66 #endif
67 
68 typedef struct InputStream {
69  AVStream *st;
70 
72 } InputStream;
73 
74 typedef struct InputFile {
76 
78  int nb_streams;
79 } InputFile;
80 
81 const char program_name[] = "ffprobe";
82 const int program_birth_year = 2007;
83 
84 static int do_bitexact = 0;
85 static int do_count_frames = 0;
86 static int do_count_packets = 0;
87 static int do_read_frames = 0;
88 static int do_read_packets = 0;
89 static int do_show_chapters = 0;
90 static int do_show_error = 0;
91 static int do_show_format = 0;
92 static int do_show_frames = 0;
93 static int do_show_packets = 0;
94 static int do_show_programs = 0;
95 static int do_show_streams = 0;
97 static int do_show_data = 0;
98 static int do_show_program_version = 0;
99 static int do_show_library_versions = 0;
100 static int do_show_pixel_formats = 0;
103 static int do_show_log = 0;
104 
105 static int do_show_chapter_tags = 0;
106 static int do_show_format_tags = 0;
107 static int do_show_frame_tags = 0;
108 static int do_show_program_tags = 0;
109 static int do_show_stream_tags = 0;
110 static int do_show_packet_tags = 0;
111 
112 static int show_value_unit = 0;
113 static int use_value_prefix = 0;
116 static int show_private_data = 1;
117 
118 static char *print_format;
119 static char *stream_specifier;
120 static char *show_data_hash;
121 
122 typedef struct ReadInterval {
123  int id; ///< identifier
124  int64_t start, end; ///< start, end in second/AV_TIME_BASE units
125  int has_start, has_end;
126  int start_is_offset, end_is_offset;
128 } ReadInterval;
129 
131 static int read_intervals_nb = 0;
132 
133 static int find_stream_info = 1;
134 
135 /* section structure definition */
136 
137 #define SECTION_MAX_NB_CHILDREN 10
138 
139 struct section {
140  int id; ///< unique id identifying a section
141  const char *name;
142 
143 #define SECTION_FLAG_IS_WRAPPER 1 ///< the section only contains other sections, but has no data at its own level
144 #define SECTION_FLAG_IS_ARRAY 2 ///< the section contains an array of elements of the same type
145 #define SECTION_FLAG_HAS_VARIABLE_FIELDS 4 ///< the section may contain a variable number of fields with variable keys.
146  /// For these sections the element_name field is mandatory.
147  int flags;
148  int children_ids[SECTION_MAX_NB_CHILDREN+1]; ///< list of children section IDS, terminated by -1
149  const char *element_name; ///< name of the contained element, if provided
150  const char *unique_name; ///< unique section name, in case the name is ambiguous
153 };
154 
155 typedef enum {
201 } SectionID;
202 
203 static struct section sections[] = {
205  [SECTION_ID_CHAPTER] = { SECTION_ID_CHAPTER, "chapter", 0, { SECTION_ID_CHAPTER_TAGS, -1 } },
206  [SECTION_ID_CHAPTER_TAGS] = { SECTION_ID_CHAPTER_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "chapter_tags" },
207  [SECTION_ID_ERROR] = { SECTION_ID_ERROR, "error", 0, { -1 } },
208  [SECTION_ID_FORMAT] = { SECTION_ID_FORMAT, "format", 0, { SECTION_ID_FORMAT_TAGS, -1 } },
209  [SECTION_ID_FORMAT_TAGS] = { SECTION_ID_FORMAT_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "format_tags" },
212  [SECTION_ID_FRAME_TAGS] = { SECTION_ID_FRAME_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "frame_tags" },
213  [SECTION_ID_FRAME_SIDE_DATA_LIST] ={ SECTION_ID_FRAME_SIDE_DATA_LIST, "side_data_list", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME_SIDE_DATA, -1 }, .element_name = "side_data", .unique_name = "frame_side_data_list" },
218  [SECTION_ID_FRAME_LOG] = { SECTION_ID_FRAME_LOG, "log", 0, { -1 }, },
220  [SECTION_ID_LIBRARY_VERSION] = { SECTION_ID_LIBRARY_VERSION, "library_version", 0, { -1 } },
224  [SECTION_ID_PACKET_TAGS] = { SECTION_ID_PACKET_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "packet_tags" },
225  [SECTION_ID_PACKET_SIDE_DATA_LIST] ={ SECTION_ID_PACKET_SIDE_DATA_LIST, "side_data_list", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET_SIDE_DATA, -1 }, .element_name = "side_data", .unique_name = "packet_side_data_list" },
226  [SECTION_ID_PACKET_SIDE_DATA] = { SECTION_ID_PACKET_SIDE_DATA, "side_data", 0, { -1 } },
229  [SECTION_ID_PIXEL_FORMAT_FLAGS] = { SECTION_ID_PIXEL_FORMAT_FLAGS, "flags", 0, { -1 }, .unique_name = "pixel_format_flags" },
230  [SECTION_ID_PIXEL_FORMAT_COMPONENTS] = { SECTION_ID_PIXEL_FORMAT_COMPONENTS, "components", SECTION_FLAG_IS_ARRAY, {SECTION_ID_PIXEL_FORMAT_COMPONENT, -1 }, .unique_name = "pixel_format_components" },
232  [SECTION_ID_PROGRAM_STREAM_DISPOSITION] = { SECTION_ID_PROGRAM_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "program_stream_disposition" },
233  [SECTION_ID_PROGRAM_STREAM_TAGS] = { SECTION_ID_PROGRAM_STREAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "program_stream_tags" },
235  [SECTION_ID_PROGRAM_STREAMS] = { SECTION_ID_PROGRAM_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM_STREAM, -1 }, .unique_name = "program_streams" },
237  [SECTION_ID_PROGRAM_TAGS] = { SECTION_ID_PROGRAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "program_tags" },
238  [SECTION_ID_PROGRAM_VERSION] = { SECTION_ID_PROGRAM_VERSION, "program_version", 0, { -1 } },
246  [SECTION_ID_STREAM_DISPOSITION] = { SECTION_ID_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "stream_disposition" },
247  [SECTION_ID_STREAM_TAGS] = { SECTION_ID_STREAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "stream_tags" },
248  [SECTION_ID_STREAM_SIDE_DATA_LIST] ={ SECTION_ID_STREAM_SIDE_DATA_LIST, "side_data_list", SECTION_FLAG_IS_ARRAY, { SECTION_ID_STREAM_SIDE_DATA, -1 }, .element_name = "side_data", .unique_name = "stream_side_data_list" },
249  [SECTION_ID_STREAM_SIDE_DATA] = { SECTION_ID_STREAM_SIDE_DATA, "side_data", 0, { -1 } },
250  [SECTION_ID_SUBTITLE] = { SECTION_ID_SUBTITLE, "subtitle", 0, { -1 } },
251 };
252 
253 static const OptionDef *options;
254 
255 /* FFprobe context */
256 static const char *input_filename;
258 
259 static struct AVHashContext *hash;
260 
261 static const struct {
262  double bin_val;
263  double dec_val;
264  const char *bin_str;
265  const char *dec_str;
266 } si_prefixes[] = {
267  { 1.0, 1.0, "", "" },
268  { 1.024e3, 1e3, "Ki", "K" },
269  { 1.048576e6, 1e6, "Mi", "M" },
270  { 1.073741824e9, 1e9, "Gi", "G" },
271  { 1.099511627776e12, 1e12, "Ti", "T" },
272  { 1.125899906842624e15, 1e15, "Pi", "P" },
273 };
274 
275 static const char unit_second_str[] = "s" ;
276 static const char unit_hertz_str[] = "Hz" ;
277 static const char unit_byte_str[] = "byte" ;
278 static const char unit_bit_per_second_str[] = "bit/s";
279 
280 static int nb_streams;
281 static uint64_t *nb_streams_packets;
282 static uint64_t *nb_streams_frames;
283 static int *selected_streams;
284 
285 #if HAVE_THREADS
286 pthread_mutex_t log_mutex;
287 #endif
288 typedef struct LogBuffer {
291  char *log_message;
293  char *parent_name;
295 }LogBuffer;
296 
298 static int log_buffer_size;
299 
300 static void log_callback(void *ptr, int level, const char *fmt, va_list vl)
301 {
302  AVClass* avc = ptr ? *(AVClass **) ptr : NULL;
303  va_list vl2;
304  char line[1024];
305  static int print_prefix = 1;
306  void *new_log_buffer;
307 
308  va_copy(vl2, vl);
309  av_log_default_callback(ptr, level, fmt, vl);
310  av_log_format_line(ptr, level, fmt, vl2, line, sizeof(line), &print_prefix);
311  va_end(vl2);
312 
313 #if HAVE_THREADS
314  pthread_mutex_lock(&log_mutex);
315 
316  new_log_buffer = av_realloc_array(log_buffer, log_buffer_size + 1, sizeof(*log_buffer));
317  if (new_log_buffer) {
318  char *msg;
319  int i;
320 
321  log_buffer = new_log_buffer;
322  memset(&log_buffer[log_buffer_size], 0, sizeof(log_buffer[log_buffer_size]));
323  log_buffer[log_buffer_size].context_name= avc ? av_strdup(avc->item_name(ptr)) : NULL;
324  if (avc) {
325  if (avc->get_category) log_buffer[log_buffer_size].category = avc->get_category(ptr);
326  else log_buffer[log_buffer_size].category = avc->category;
327  }
328  log_buffer[log_buffer_size].log_level = level;
329  msg = log_buffer[log_buffer_size].log_message = av_strdup(line);
330  for (i=strlen(msg) - 1; i>=0 && msg[i] == '\n'; i--) {
331  msg[i] = 0;
332  }
333  if (avc && avc->parent_log_context_offset) {
334  AVClass** parent = *(AVClass ***) (((uint8_t *) ptr) +
336  if (parent && *parent) {
337  log_buffer[log_buffer_size].parent_name = av_strdup((*parent)->item_name(parent));
338  log_buffer[log_buffer_size].parent_category =
339  (*parent)->get_category ? (*parent)->get_category(parent) :(*parent)->category;
340  }
341  }
342  log_buffer_size ++;
343  }
344 
345  pthread_mutex_unlock(&log_mutex);
346 #endif
347 }
348 
349 static void ffprobe_cleanup(int ret)
350 {
351  int i;
352  for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
353  av_dict_free(&(sections[i].entries_to_show));
354 
355 #if HAVE_THREADS
356  pthread_mutex_destroy(&log_mutex);
357 #endif
358 }
359 
360 struct unit_value {
361  union { double d; long long int i; } val;
362  const char *unit;
363 };
364 
365 static char *value_string(char *buf, int buf_size, struct unit_value uv)
366 {
367  double vald;
368  long long int vali;
369  int show_float = 0;
370 
371  if (uv.unit == unit_second_str) {
372  vald = uv.val.d;
373  show_float = 1;
374  } else {
375  vald = vali = uv.val.i;
376  }
377 
379  double secs;
380  int hours, mins;
381  secs = vald;
382  mins = (int)secs / 60;
383  secs = secs - mins * 60;
384  hours = mins / 60;
385  mins %= 60;
386  snprintf(buf, buf_size, "%d:%02d:%09.6f", hours, mins, secs);
387  } else {
388  const char *prefix_string = "";
389 
390  if (use_value_prefix && vald > 1) {
391  long long int index;
392 
394  index = (long long int) (log2(vald)) / 10;
395  index = av_clip(index, 0, FF_ARRAY_ELEMS(si_prefixes) - 1);
396  vald /= si_prefixes[index].bin_val;
397  prefix_string = si_prefixes[index].bin_str;
398  } else {
399  index = (long long int) (log10(vald)) / 3;
400  index = av_clip(index, 0, FF_ARRAY_ELEMS(si_prefixes) - 1);
401  vald /= si_prefixes[index].dec_val;
402  prefix_string = si_prefixes[index].dec_str;
403  }
404  vali = vald;
405  }
406 
407  if (show_float || (use_value_prefix && vald != (long long int)vald))
408  snprintf(buf, buf_size, "%f", vald);
409  else
410  snprintf(buf, buf_size, "%lld", vali);
411  av_strlcatf(buf, buf_size, "%s%s%s", *prefix_string || show_value_unit ? " " : "",
412  prefix_string, show_value_unit ? uv.unit : "");
413  }
414 
415  return buf;
416 }
417 
418 /* WRITERS API */
419 
420 typedef struct WriterContext WriterContext;
421 
422 #define WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS 1
423 #define WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER 2
424 
425 typedef enum {
431 
432 typedef struct Writer {
433  const AVClass *priv_class; ///< private class of the writer, if any
434  int priv_size; ///< private size for the writer context
435  const char *name;
436 
437  int (*init) (WriterContext *wctx);
438  void (*uninit)(WriterContext *wctx);
439 
440  void (*print_section_header)(WriterContext *wctx);
441  void (*print_section_footer)(WriterContext *wctx);
442  void (*print_integer) (WriterContext *wctx, const char *, long long int);
443  void (*print_rational) (WriterContext *wctx, AVRational *q, char *sep);
444  void (*print_string) (WriterContext *wctx, const char *, const char *);
445  int flags; ///< a combination or WRITER_FLAG_*
446 } Writer;
447 
448 #define SECTION_MAX_NB_LEVELS 10
449 
450 struct WriterContext {
451  const AVClass *class; ///< class of the writer
452  const Writer *writer; ///< the Writer of which this is an instance
453  char *name; ///< name of this writer instance
454  void *priv; ///< private data for use by the filter
455 
456  const struct section *sections; ///< array containing all sections
457  int nb_sections; ///< number of sections
458 
459  int level; ///< current level, starting from 0
460 
461  /** number of the item printed in the given section, starting from 0 */
462  unsigned int nb_item[SECTION_MAX_NB_LEVELS];
463 
464  /** section per each level */
466  AVBPrint section_pbuf[SECTION_MAX_NB_LEVELS]; ///< generic print buffer dedicated to each section,
467  /// used by various writers
468 
469  unsigned int nb_section_packet; ///< number of the packet section in case we are in "packets_and_frames" section
470  unsigned int nb_section_frame; ///< number of the frame section in case we are in "packets_and_frames" section
471  unsigned int nb_section_packet_frame; ///< nb_section_packet or nb_section_frame according if is_packets_and_frames
472 
476 };
477 
478 static const char *writer_get_name(void *p)
479 {
480  WriterContext *wctx = p;
481  return wctx->writer->name;
482 }
483 
484 #define OFFSET(x) offsetof(WriterContext, x)
485 
486 static const AVOption writer_options[] = {
487  { "string_validation", "set string validation mode",
488  OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
489  { "sv", "set string validation mode",
490  OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
491  { "ignore", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_IGNORE}, .unit = "sv" },
492  { "replace", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_REPLACE}, .unit = "sv" },
493  { "fail", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_FAIL}, .unit = "sv" },
494  { "string_validation_replacement", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str=""}},
495  { "svr", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str="\xEF\xBF\xBD"}},
496  { NULL }
497 };
498 
499 static void *writer_child_next(void *obj, void *prev)
500 {
501  WriterContext *ctx = obj;
502  if (!prev && ctx->writer && ctx->writer->priv_class && ctx->priv)
503  return ctx->priv;
504  return NULL;
505 }
506 
507 static const AVClass writer_class = {
508  .class_name = "Writer",
509  .item_name = writer_get_name,
510  .option = writer_options,
511  .version = LIBAVUTIL_VERSION_INT,
512  .child_next = writer_child_next,
513 };
514 
515 static void writer_close(WriterContext **wctx)
516 {
517  int i;
518 
519  if (!*wctx)
520  return;
521 
522  if ((*wctx)->writer->uninit)
523  (*wctx)->writer->uninit(*wctx);
524  for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
525  av_bprint_finalize(&(*wctx)->section_pbuf[i], NULL);
526  if ((*wctx)->writer->priv_class)
527  av_opt_free((*wctx)->priv);
528  av_freep(&((*wctx)->priv));
529  av_opt_free(*wctx);
530  av_freep(wctx);
531 }
532 
533 static void bprint_bytes(AVBPrint *bp, const uint8_t *ubuf, size_t ubuf_size)
534 {
535  int i;
536  av_bprintf(bp, "0X");
537  for (i = 0; i < ubuf_size; i++)
538  av_bprintf(bp, "%02X", ubuf[i]);
539 }
540 
541 
542 static int writer_open(WriterContext **wctx, const Writer *writer, const char *args,
543  const struct section *sections, int nb_sections)
544 {
545  int i, ret = 0;
546 
547  if (!(*wctx = av_mallocz(sizeof(WriterContext)))) {
548  ret = AVERROR(ENOMEM);
549  goto fail;
550  }
551 
552  if (!((*wctx)->priv = av_mallocz(writer->priv_size))) {
553  ret = AVERROR(ENOMEM);
554  goto fail;
555  }
556 
557  (*wctx)->class = &writer_class;
558  (*wctx)->writer = writer;
559  (*wctx)->level = -1;
560  (*wctx)->sections = sections;
561  (*wctx)->nb_sections = nb_sections;
562 
563  av_opt_set_defaults(*wctx);
564 
565  if (writer->priv_class) {
566  void *priv_ctx = (*wctx)->priv;
567  *((const AVClass **)priv_ctx) = writer->priv_class;
568  av_opt_set_defaults(priv_ctx);
569  }
570 
571  /* convert options to dictionary */
572  if (args) {
574  AVDictionaryEntry *opt = NULL;
575 
576  if ((ret = av_dict_parse_string(&opts, args, "=", ":", 0)) < 0) {
577  av_log(*wctx, AV_LOG_ERROR, "Failed to parse option string '%s' provided to writer context\n", args);
578  av_dict_free(&opts);
579  goto fail;
580  }
581 
582  while ((opt = av_dict_get(opts, "", opt, AV_DICT_IGNORE_SUFFIX))) {
583  if ((ret = av_opt_set(*wctx, opt->key, opt->value, AV_OPT_SEARCH_CHILDREN)) < 0) {
584  av_log(*wctx, AV_LOG_ERROR, "Failed to set option '%s' with value '%s' provided to writer context\n",
585  opt->key, opt->value);
586  av_dict_free(&opts);
587  goto fail;
588  }
589  }
590 
591  av_dict_free(&opts);
592  }
593 
594  /* validate replace string */
595  {
596  const uint8_t *p = (*wctx)->string_validation_replacement;
597  const uint8_t *endp = p + strlen(p);
598  while (*p) {
599  const uint8_t *p0 = p;
600  int32_t code;
601  ret = av_utf8_decode(&code, &p, endp, (*wctx)->string_validation_utf8_flags);
602  if (ret < 0) {
603  AVBPrint bp;
605  bprint_bytes(&bp, p0, p-p0),
606  av_log(wctx, AV_LOG_ERROR,
607  "Invalid UTF8 sequence %s found in string validation replace '%s'\n",
608  bp.str, (*wctx)->string_validation_replacement);
609  return ret;
610  }
611  }
612  }
613 
614  for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
615  av_bprint_init(&(*wctx)->section_pbuf[i], 1, AV_BPRINT_SIZE_UNLIMITED);
616 
617  if ((*wctx)->writer->init)
618  ret = (*wctx)->writer->init(*wctx);
619  if (ret < 0)
620  goto fail;
621 
622  return 0;
623 
624 fail:
625  writer_close(wctx);
626  return ret;
627 }
628 
629 static inline void writer_print_section_header(WriterContext *wctx,
630  int section_id)
631 {
632  int parent_section_id;
633  wctx->level++;
635  parent_section_id = wctx->level ?
636  (wctx->section[wctx->level-1])->id : SECTION_ID_NONE;
637 
638  wctx->nb_item[wctx->level] = 0;
639  wctx->section[wctx->level] = &wctx->sections[section_id];
640 
641  if (section_id == SECTION_ID_PACKETS_AND_FRAMES) {
642  wctx->nb_section_packet = wctx->nb_section_frame =
643  wctx->nb_section_packet_frame = 0;
644  } else if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
645  wctx->nb_section_packet_frame = section_id == SECTION_ID_PACKET ?
646  wctx->nb_section_packet : wctx->nb_section_frame;
647  }
648 
649  if (wctx->writer->print_section_header)
650  wctx->writer->print_section_header(wctx);
651 }
652 
653 static inline void writer_print_section_footer(WriterContext *wctx)
654 {
655  int section_id = wctx->section[wctx->level]->id;
656  int parent_section_id = wctx->level ?
657  wctx->section[wctx->level-1]->id : SECTION_ID_NONE;
658 
659  if (parent_section_id != SECTION_ID_NONE)
660  wctx->nb_item[wctx->level-1]++;
661  if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
662  if (section_id == SECTION_ID_PACKET) wctx->nb_section_packet++;
663  else wctx->nb_section_frame++;
664  }
665  if (wctx->writer->print_section_footer)
666  wctx->writer->print_section_footer(wctx);
667  wctx->level--;
668 }
669 
670 static inline void writer_print_integer(WriterContext *wctx,
671  const char *key, long long int val)
672 {
673  const struct section *section = wctx->section[wctx->level];
674 
675  if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
676  wctx->writer->print_integer(wctx, key, val);
677  wctx->nb_item[wctx->level]++;
678  }
679 }
680 
681 static inline int validate_string(WriterContext *wctx, char **dstp, const char *src)
682 {
683  const uint8_t *p, *endp;
684  AVBPrint dstbuf;
685  int invalid_chars_nb = 0, ret = 0;
686 
688 
689  endp = src + strlen(src);
690  for (p = (uint8_t *)src; *p;) {
691  uint32_t code;
692  int invalid = 0;
693  const uint8_t *p0 = p;
694 
695  if (av_utf8_decode(&code, &p, endp, wctx->string_validation_utf8_flags) < 0) {
696  AVBPrint bp;
698  bprint_bytes(&bp, p0, p-p0);
699  av_log(wctx, AV_LOG_DEBUG,
700  "Invalid UTF-8 sequence %s found in string '%s'\n", bp.str, src);
701  invalid = 1;
702  }
703 
704  if (invalid) {
705  invalid_chars_nb++;
706 
707  switch (wctx->string_validation) {
709  av_log(wctx, AV_LOG_ERROR,
710  "Invalid UTF-8 sequence found in string '%s'\n", src);
712  goto end;
713  break;
714 
716  av_bprintf(&dstbuf, "%s", wctx->string_validation_replacement);
717  break;
718  }
719  }
720 
721  if (!invalid || wctx->string_validation == WRITER_STRING_VALIDATION_IGNORE)
722  av_bprint_append_data(&dstbuf, p0, p-p0);
723  }
724 
725  if (invalid_chars_nb && wctx->string_validation == WRITER_STRING_VALIDATION_REPLACE) {
726  av_log(wctx, AV_LOG_WARNING,
727  "%d invalid UTF-8 sequence(s) found in string '%s', replaced with '%s'\n",
728  invalid_chars_nb, src, wctx->string_validation_replacement);
729  }
730 
731 end:
732  av_bprint_finalize(&dstbuf, dstp);
733  return ret;
734 }
735 
736 #define PRINT_STRING_OPT 1
737 #define PRINT_STRING_VALIDATE 2
738 
739 static inline int writer_print_string(WriterContext *wctx,
740  const char *key, const char *val, int flags)
741 {
742  const struct section *section = wctx->section[wctx->level];
743  int ret = 0;
744 
745  if ((flags & PRINT_STRING_OPT)
747  return 0;
748 
749  if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
750  if (flags & PRINT_STRING_VALIDATE) {
751  char *key1 = NULL, *val1 = NULL;
752  ret = validate_string(wctx, &key1, key);
753  if (ret < 0) goto end;
754  ret = validate_string(wctx, &val1, val);
755  if (ret < 0) goto end;
756  wctx->writer->print_string(wctx, key1, val1);
757  end:
758  if (ret < 0) {
759  av_log(wctx, AV_LOG_ERROR,
760  "Invalid key=value string combination %s=%s in section %s\n",
761  key, val, section->unique_name);
762  }
763  av_free(key1);
764  av_free(val1);
765  } else {
766  wctx->writer->print_string(wctx, key, val);
767  }
768 
769  wctx->nb_item[wctx->level]++;
770  }
771 
772  return ret;
773 }
774 
775 static inline void writer_print_rational(WriterContext *wctx,
776  const char *key, AVRational q, char sep)
777 {
778  AVBPrint buf;
780  av_bprintf(&buf, "%d%c%d", q.num, sep, q.den);
781  writer_print_string(wctx, key, buf.str, 0);
782 }
783 
784 static void writer_print_time(WriterContext *wctx, const char *key,
785  int64_t ts, const AVRational *time_base, int is_duration)
786 {
787  char buf[128];
788 
789  if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
790  writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
791  } else {
792  double d = ts * av_q2d(*time_base);
793  struct unit_value uv;
794  uv.val.d = d;
795  uv.unit = unit_second_str;
796  value_string(buf, sizeof(buf), uv);
797  writer_print_string(wctx, key, buf, 0);
798  }
799 }
800 
801 static void writer_print_ts(WriterContext *wctx, const char *key, int64_t ts, int is_duration)
802 {
803  if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
804  writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
805  } else {
806  writer_print_integer(wctx, key, ts);
807  }
808 }
809 
810 static void writer_print_data(WriterContext *wctx, const char *name,
811  uint8_t *data, int size)
812 {
813  AVBPrint bp;
814  int offset = 0, l, i;
815 
817  av_bprintf(&bp, "\n");
818  while (size) {
819  av_bprintf(&bp, "%08x: ", offset);
820  l = FFMIN(size, 16);
821  for (i = 0; i < l; i++) {
822  av_bprintf(&bp, "%02x", data[i]);
823  if (i & 1)
824  av_bprintf(&bp, " ");
825  }
826  av_bprint_chars(&bp, ' ', 41 - 2 * i - i / 2);
827  for (i = 0; i < l; i++)
828  av_bprint_chars(&bp, data[i] - 32U < 95 ? data[i] : '.', 1);
829  av_bprintf(&bp, "\n");
830  offset += l;
831  data += l;
832  size -= l;
833  }
834  writer_print_string(wctx, name, bp.str, 0);
835  av_bprint_finalize(&bp, NULL);
836 }
837 
838 static void writer_print_data_hash(WriterContext *wctx, const char *name,
839  uint8_t *data, int size)
840 {
841  char *p, buf[AV_HASH_MAX_SIZE * 2 + 64] = { 0 };
842 
843  if (!hash)
844  return;
845  av_hash_init(hash);
846  av_hash_update(hash, data, size);
847  snprintf(buf, sizeof(buf), "%s:", av_hash_get_name(hash));
848  p = buf + strlen(buf);
849  av_hash_final_hex(hash, p, buf + sizeof(buf) - p);
850  writer_print_string(wctx, name, buf, 0);
851 }
852 
853 static void writer_print_integers(WriterContext *wctx, const char *name,
854  uint8_t *data, int size, const char *format,
855  int columns, int bytes, int offset_add)
856 {
857  AVBPrint bp;
858  int offset = 0, l, i;
859 
861  av_bprintf(&bp, "\n");
862  while (size) {
863  av_bprintf(&bp, "%08x: ", offset);
864  l = FFMIN(size, columns);
865  for (i = 0; i < l; i++) {
866  if (bytes == 1) av_bprintf(&bp, format, *data);
867  else if (bytes == 2) av_bprintf(&bp, format, AV_RN16(data));
868  else if (bytes == 4) av_bprintf(&bp, format, AV_RN32(data));
869  data += bytes;
870  size --;
871  }
872  av_bprintf(&bp, "\n");
873  offset += offset_add;
874  }
875  writer_print_string(wctx, name, bp.str, 0);
876  av_bprint_finalize(&bp, NULL);
877 }
878 
879 #define MAX_REGISTERED_WRITERS_NB 64
880 
882 
883 static int writer_register(const Writer *writer)
884 {
885  static int next_registered_writer_idx = 0;
886 
887  if (next_registered_writer_idx == MAX_REGISTERED_WRITERS_NB)
888  return AVERROR(ENOMEM);
889 
890  registered_writers[next_registered_writer_idx++] = writer;
891  return 0;
892 }
893 
894 static const Writer *writer_get_by_name(const char *name)
895 {
896  int i;
897 
898  for (i = 0; registered_writers[i]; i++)
899  if (!strcmp(registered_writers[i]->name, name))
900  return registered_writers[i];
901 
902  return NULL;
903 }
904 
905 
906 /* WRITERS */
907 
908 #define DEFINE_WRITER_CLASS(name) \
909 static const char *name##_get_name(void *ctx) \
910 { \
911  return #name ; \
912 } \
913 static const AVClass name##_class = { \
914  .class_name = #name, \
915  .item_name = name##_get_name, \
916  .option = name##_options \
917 }
918 
919 /* Default output */
920 
921 typedef struct DefaultContext {
922  const AVClass *class;
923  int nokey;
925  int nested_section[SECTION_MAX_NB_LEVELS];
927 
928 #undef OFFSET
929 #define OFFSET(x) offsetof(DefaultContext, x)
930 
931 static const AVOption default_options[] = {
932  { "noprint_wrappers", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
933  { "nw", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
934  { "nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
935  { "nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
936  {NULL},
937 };
938 
939 DEFINE_WRITER_CLASS(default);
940 
941 /* lame uppercasing routine, assumes the string is lower case ASCII */
942 static inline char *upcase_string(char *dst, size_t dst_size, const char *src)
943 {
944  int i;
945  for (i = 0; src[i] && i < dst_size-1; i++)
946  dst[i] = av_toupper(src[i]);
947  dst[i] = 0;
948  return dst;
949 }
950 
951 static void default_print_section_header(WriterContext *wctx)
952 {
953  DefaultContext *def = wctx->priv;
954  char buf[32];
955  const struct section *section = wctx->section[wctx->level];
956  const struct section *parent_section = wctx->level ?
957  wctx->section[wctx->level-1] : NULL;
958 
959  av_bprint_clear(&wctx->section_pbuf[wctx->level]);
960  if (parent_section &&
961  !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
962  def->nested_section[wctx->level] = 1;
963  av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
964  wctx->section_pbuf[wctx->level-1].str,
965  upcase_string(buf, sizeof(buf),
966  av_x_if_null(section->element_name, section->name)));
967  }
968 
969  if (def->noprint_wrappers || def->nested_section[wctx->level])
970  return;
971 
973  printf("[%s]\n", upcase_string(buf, sizeof(buf), section->name));
974 }
975 
976 static void default_print_section_footer(WriterContext *wctx)
977 {
978  DefaultContext *def = wctx->priv;
979  const struct section *section = wctx->section[wctx->level];
980  char buf[32];
981 
982  if (def->noprint_wrappers || def->nested_section[wctx->level])
983  return;
984 
986  printf("[/%s]\n", upcase_string(buf, sizeof(buf), section->name));
987 }
988 
989 static void default_print_str(WriterContext *wctx, const char *key, const char *value)
990 {
991  DefaultContext *def = wctx->priv;
992 
993  if (!def->nokey)
994  printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
995  printf("%s\n", value);
996 }
997 
998 static void default_print_int(WriterContext *wctx, const char *key, long long int value)
999 {
1000  DefaultContext *def = wctx->priv;
1001 
1002  if (!def->nokey)
1003  printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1004  printf("%lld\n", value);
1005 }
1006 
1007 static const Writer default_writer = {
1008  .name = "default",
1009  .priv_size = sizeof(DefaultContext),
1012  .print_integer = default_print_int,
1013  .print_string = default_print_str,
1015  .priv_class = &default_class,
1016 };
1017 
1018 /* Compact output */
1019 
1020 /**
1021  * Apply C-language-like string escaping.
1022  */
1023 static const char *c_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
1024 {
1025  const char *p;
1026 
1027  for (p = src; *p; p++) {
1028  switch (*p) {
1029  case '\b': av_bprintf(dst, "%s", "\\b"); break;
1030  case '\f': av_bprintf(dst, "%s", "\\f"); break;
1031  case '\n': av_bprintf(dst, "%s", "\\n"); break;
1032  case '\r': av_bprintf(dst, "%s", "\\r"); break;
1033  case '\\': av_bprintf(dst, "%s", "\\\\"); break;
1034  default:
1035  if (*p == sep)
1036  av_bprint_chars(dst, '\\', 1);
1037  av_bprint_chars(dst, *p, 1);
1038  }
1039  }
1040  return dst->str;
1041 }
1042 
1043 /**
1044  * Quote fields containing special characters, check RFC4180.
1045  */
1046 static const char *csv_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
1047 {
1048  char meta_chars[] = { sep, '"', '\n', '\r', '\0' };
1049  int needs_quoting = !!src[strcspn(src, meta_chars)];
1050 
1051  if (needs_quoting)
1052  av_bprint_chars(dst, '"', 1);
1053 
1054  for (; *src; src++) {
1055  if (*src == '"')
1056  av_bprint_chars(dst, '"', 1);
1057  av_bprint_chars(dst, *src, 1);
1058  }
1059  if (needs_quoting)
1060  av_bprint_chars(dst, '"', 1);
1061  return dst->str;
1062 }
1063 
1064 static const char *none_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
1065 {
1066  return src;
1067 }
1068 
1069 typedef struct CompactContext {
1070  const AVClass *class;
1072  char item_sep;
1073  int nokey;
1076  const char * (*escape_str)(AVBPrint *dst, const char *src, const char sep, void *log_ctx);
1077  int nested_section[SECTION_MAX_NB_LEVELS];
1078  int has_nested_elems[SECTION_MAX_NB_LEVELS];
1079  int terminate_line[SECTION_MAX_NB_LEVELS];
1080 } CompactContext;
1081 
1082 #undef OFFSET
1083 #define OFFSET(x) offsetof(CompactContext, x)
1084 
1085 static const AVOption compact_options[]= {
1086  {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
1087  {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
1088  {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1089  {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1090  {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
1091  {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
1092  {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1093  {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1094  {NULL},
1095 };
1096 
1097 DEFINE_WRITER_CLASS(compact);
1098 
1099 static av_cold int compact_init(WriterContext *wctx)
1100 {
1101  CompactContext *compact = wctx->priv;
1102 
1103  if (strlen(compact->item_sep_str) != 1) {
1104  av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
1105  compact->item_sep_str);
1106  return AVERROR(EINVAL);
1107  }
1108  compact->item_sep = compact->item_sep_str[0];
1109 
1110  if (!strcmp(compact->escape_mode_str, "none")) compact->escape_str = none_escape_str;
1111  else if (!strcmp(compact->escape_mode_str, "c" )) compact->escape_str = c_escape_str;
1112  else if (!strcmp(compact->escape_mode_str, "csv" )) compact->escape_str = csv_escape_str;
1113  else {
1114  av_log(wctx, AV_LOG_ERROR, "Unknown escape mode '%s'\n", compact->escape_mode_str);
1115  return AVERROR(EINVAL);
1116  }
1117 
1118  return 0;
1119 }
1120 
1121 static void compact_print_section_header(WriterContext *wctx)
1122 {
1123  CompactContext *compact = wctx->priv;
1124  const struct section *section = wctx->section[wctx->level];
1125  const struct section *parent_section = wctx->level ?
1126  wctx->section[wctx->level-1] : NULL;
1127  compact->terminate_line[wctx->level] = 1;
1128  compact->has_nested_elems[wctx->level] = 0;
1129 
1130  av_bprint_clear(&wctx->section_pbuf[wctx->level]);
1131  if (!(section->flags & SECTION_FLAG_IS_ARRAY) && parent_section &&
1132  !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
1133  compact->nested_section[wctx->level] = 1;
1134  compact->has_nested_elems[wctx->level-1] = 1;
1135  av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
1136  wctx->section_pbuf[wctx->level-1].str,
1137  (char *)av_x_if_null(section->element_name, section->name));
1138  wctx->nb_item[wctx->level] = wctx->nb_item[wctx->level-1];
1139  } else {
1140  if (parent_section && compact->has_nested_elems[wctx->level-1] &&
1141  (section->flags & SECTION_FLAG_IS_ARRAY)) {
1142  compact->terminate_line[wctx->level-1] = 0;
1143  printf("\n");
1144  }
1145  if (compact->print_section &&
1147  printf("%s%c", section->name, compact->item_sep);
1148  }
1149 }
1150 
1151 static void compact_print_section_footer(WriterContext *wctx)
1152 {
1153  CompactContext *compact = wctx->priv;
1154 
1155  if (!compact->nested_section[wctx->level] &&
1156  compact->terminate_line[wctx->level] &&
1158  printf("\n");
1159 }
1160 
1161 static void compact_print_str(WriterContext *wctx, const char *key, const char *value)
1162 {
1163  CompactContext *compact = wctx->priv;
1164  AVBPrint buf;
1165 
1166  if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1167  if (!compact->nokey)
1168  printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1170  printf("%s", compact->escape_str(&buf, value, compact->item_sep, wctx));
1171  av_bprint_finalize(&buf, NULL);
1172 }
1173 
1174 static void compact_print_int(WriterContext *wctx, const char *key, long long int value)
1175 {
1176  CompactContext *compact = wctx->priv;
1177 
1178  if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1179  if (!compact->nokey)
1180  printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1181  printf("%lld", value);
1182 }
1183 
1184 static const Writer compact_writer = {
1185  .name = "compact",
1186  .priv_size = sizeof(CompactContext),
1187  .init = compact_init,
1190  .print_integer = compact_print_int,
1191  .print_string = compact_print_str,
1193  .priv_class = &compact_class,
1194 };
1195 
1196 /* CSV output */
1197 
1198 #undef OFFSET
1199 #define OFFSET(x) offsetof(CompactContext, x)
1200 
1201 static const AVOption csv_options[] = {
1202  {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
1203  {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
1204  {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1205  {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1206  {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
1207  {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
1208  {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1209  {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1210  {NULL},
1211 };
1212 
1213 DEFINE_WRITER_CLASS(csv);
1214 
1215 static const Writer csv_writer = {
1216  .name = "csv",
1217  .priv_size = sizeof(CompactContext),
1218  .init = compact_init,
1221  .print_integer = compact_print_int,
1222  .print_string = compact_print_str,
1224  .priv_class = &csv_class,
1225 };
1226 
1227 /* Flat output */
1228 
1229 typedef struct FlatContext {
1230  const AVClass *class;
1231  const char *sep_str;
1232  char sep;
1234 } FlatContext;
1235 
1236 #undef OFFSET
1237 #define OFFSET(x) offsetof(FlatContext, x)
1238 
1239 static const AVOption flat_options[]= {
1240  {"sep_char", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
1241  {"s", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
1242  {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1243  {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1244  {NULL},
1245 };
1246 
1248 
1249 static av_cold int flat_init(WriterContext *wctx)
1250 {
1251  FlatContext *flat = wctx->priv;
1252 
1253  if (strlen(flat->sep_str) != 1) {
1254  av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
1255  flat->sep_str);
1256  return AVERROR(EINVAL);
1257  }
1258  flat->sep = flat->sep_str[0];
1259 
1260  return 0;
1261 }
1262 
1263 static const char *flat_escape_key_str(AVBPrint *dst, const char *src, const char sep)
1264 {
1265  const char *p;
1266 
1267  for (p = src; *p; p++) {
1268  if (!((*p >= '0' && *p <= '9') ||
1269  (*p >= 'a' && *p <= 'z') ||
1270  (*p >= 'A' && *p <= 'Z')))
1271  av_bprint_chars(dst, '_', 1);
1272  else
1273  av_bprint_chars(dst, *p, 1);
1274  }
1275  return dst->str;
1276 }
1277 
1278 static const char *flat_escape_value_str(AVBPrint *dst, const char *src)
1279 {
1280  const char *p;
1281 
1282  for (p = src; *p; p++) {
1283  switch (*p) {
1284  case '\n': av_bprintf(dst, "%s", "\\n"); break;
1285  case '\r': av_bprintf(dst, "%s", "\\r"); break;
1286  case '\\': av_bprintf(dst, "%s", "\\\\"); break;
1287  case '"': av_bprintf(dst, "%s", "\\\""); break;
1288  case '`': av_bprintf(dst, "%s", "\\`"); break;
1289  case '$': av_bprintf(dst, "%s", "\\$"); break;
1290  default: av_bprint_chars(dst, *p, 1); break;
1291  }
1292  }
1293  return dst->str;
1294 }
1295 
1296 static void flat_print_section_header(WriterContext *wctx)
1297 {
1298  FlatContext *flat = wctx->priv;
1299  AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1300  const struct section *section = wctx->section[wctx->level];
1301  const struct section *parent_section = wctx->level ?
1302  wctx->section[wctx->level-1] : NULL;
1303 
1304  /* build section header */
1305  av_bprint_clear(buf);
1306  if (!parent_section)
1307  return;
1308  av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1309 
1310  if (flat->hierarchical ||
1312  av_bprintf(buf, "%s%s", wctx->section[wctx->level]->name, flat->sep_str);
1313 
1314  if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1315  int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1316  wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1317  av_bprintf(buf, "%d%s", n, flat->sep_str);
1318  }
1319  }
1320 }
1321 
1322 static void flat_print_int(WriterContext *wctx, const char *key, long long int value)
1323 {
1324  printf("%s%s=%lld\n", wctx->section_pbuf[wctx->level].str, key, value);
1325 }
1326 
1327 static void flat_print_str(WriterContext *wctx, const char *key, const char *value)
1328 {
1329  FlatContext *flat = wctx->priv;
1330  AVBPrint buf;
1331 
1332  printf("%s", wctx->section_pbuf[wctx->level].str);
1334  printf("%s=", flat_escape_key_str(&buf, key, flat->sep));
1335  av_bprint_clear(&buf);
1336  printf("\"%s\"\n", flat_escape_value_str(&buf, value));
1337  av_bprint_finalize(&buf, NULL);
1338 }
1339 
1340 static const Writer flat_writer = {
1341  .name = "flat",
1342  .priv_size = sizeof(FlatContext),
1343  .init = flat_init,
1345  .print_integer = flat_print_int,
1346  .print_string = flat_print_str,
1348  .priv_class = &flat_class,
1349 };
1350 
1351 /* INI format output */
1352 
1353 typedef struct INIContext {
1354  const AVClass *class;
1356 } INIContext;
1357 
1358 #undef OFFSET
1359 #define OFFSET(x) offsetof(INIContext, x)
1360 
1361 static const AVOption ini_options[] = {
1362  {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1363  {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1364  {NULL},
1365 };
1366 
1367 DEFINE_WRITER_CLASS(ini);
1368 
1369 static char *ini_escape_str(AVBPrint *dst, const char *src)
1370 {
1371  int i = 0;
1372  char c = 0;
1373 
1374  while (c = src[i++]) {
1375  switch (c) {
1376  case '\b': av_bprintf(dst, "%s", "\\b"); break;
1377  case '\f': av_bprintf(dst, "%s", "\\f"); break;
1378  case '\n': av_bprintf(dst, "%s", "\\n"); break;
1379  case '\r': av_bprintf(dst, "%s", "\\r"); break;
1380  case '\t': av_bprintf(dst, "%s", "\\t"); break;
1381  case '\\':
1382  case '#' :
1383  case '=' :
1384  case ':' : av_bprint_chars(dst, '\\', 1);
1385  default:
1386  if ((unsigned char)c < 32)
1387  av_bprintf(dst, "\\x00%02x", c & 0xff);
1388  else
1389  av_bprint_chars(dst, c, 1);
1390  break;
1391  }
1392  }
1393  return dst->str;
1394 }
1395 
1396 static void ini_print_section_header(WriterContext *wctx)
1397 {
1398  INIContext *ini = wctx->priv;
1399  AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1400  const struct section *section = wctx->section[wctx->level];
1401  const struct section *parent_section = wctx->level ?
1402  wctx->section[wctx->level-1] : NULL;
1403 
1404  av_bprint_clear(buf);
1405  if (!parent_section) {
1406  printf("# ffprobe output\n\n");
1407  return;
1408  }
1409 
1410  if (wctx->nb_item[wctx->level-1])
1411  printf("\n");
1412 
1413  av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1414  if (ini->hierarchical ||
1416  av_bprintf(buf, "%s%s", buf->str[0] ? "." : "", wctx->section[wctx->level]->name);
1417 
1418  if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1419  int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1420  wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1421  av_bprintf(buf, ".%d", n);
1422  }
1423  }
1424 
1426  printf("[%s]\n", buf->str);
1427 }
1428 
1429 static void ini_print_str(WriterContext *wctx, const char *key, const char *value)
1430 {
1431  AVBPrint buf;
1432 
1434  printf("%s=", ini_escape_str(&buf, key));
1435  av_bprint_clear(&buf);
1436  printf("%s\n", ini_escape_str(&buf, value));
1437  av_bprint_finalize(&buf, NULL);
1438 }
1439 
1440 static void ini_print_int(WriterContext *wctx, const char *key, long long int value)
1441 {
1442  printf("%s=%lld\n", key, value);
1443 }
1444 
1445 static const Writer ini_writer = {
1446  .name = "ini",
1447  .priv_size = sizeof(INIContext),
1449  .print_integer = ini_print_int,
1450  .print_string = ini_print_str,
1452  .priv_class = &ini_class,
1453 };
1454 
1455 /* JSON output */
1456 
1457 typedef struct JSONContext {
1458  const AVClass *class;
1460  int compact;
1461  const char *item_sep, *item_start_end;
1462 } JSONContext;
1463 
1464 #undef OFFSET
1465 #define OFFSET(x) offsetof(JSONContext, x)
1466 
1467 static const AVOption json_options[]= {
1468  { "compact", "enable compact output", OFFSET(compact), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1469  { "c", "enable compact output", OFFSET(compact), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1470  { NULL }
1471 };
1472 
1473 DEFINE_WRITER_CLASS(json);
1474 
1475 static av_cold int json_init(WriterContext *wctx)
1476 {
1477  JSONContext *json = wctx->priv;
1478 
1479  json->item_sep = json->compact ? ", " : ",\n";
1480  json->item_start_end = json->compact ? " " : "\n";
1481 
1482  return 0;
1483 }
1484 
1485 static const char *json_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1486 {
1487  static const char json_escape[] = {'"', '\\', '\b', '\f', '\n', '\r', '\t', 0};
1488  static const char json_subst[] = {'"', '\\', 'b', 'f', 'n', 'r', 't', 0};
1489  const char *p;
1490 
1491  for (p = src; *p; p++) {
1492  char *s = strchr(json_escape, *p);
1493  if (s) {
1494  av_bprint_chars(dst, '\\', 1);
1495  av_bprint_chars(dst, json_subst[s - json_escape], 1);
1496  } else if ((unsigned char)*p < 32) {
1497  av_bprintf(dst, "\\u00%02x", *p & 0xff);
1498  } else {
1499  av_bprint_chars(dst, *p, 1);
1500  }
1501  }
1502  return dst->str;
1503 }
1504 
1505 #define JSON_INDENT() printf("%*c", json->indent_level * 4, ' ')
1506 
1507 static void json_print_section_header(WriterContext *wctx)
1508 {
1509  JSONContext *json = wctx->priv;
1510  AVBPrint buf;
1511  const struct section *section = wctx->section[wctx->level];
1512  const struct section *parent_section = wctx->level ?
1513  wctx->section[wctx->level-1] : NULL;
1514 
1515  if (wctx->level && wctx->nb_item[wctx->level-1])
1516  printf(",\n");
1517 
1518  if (section->flags & SECTION_FLAG_IS_WRAPPER) {
1519  printf("{\n");
1520  json->indent_level++;
1521  } else {
1523  json_escape_str(&buf, section->name, wctx);
1524  JSON_INDENT();
1525 
1526  json->indent_level++;
1527  if (section->flags & SECTION_FLAG_IS_ARRAY) {
1528  printf("\"%s\": [\n", buf.str);
1529  } else if (parent_section && !(parent_section->flags & SECTION_FLAG_IS_ARRAY)) {
1530  printf("\"%s\": {%s", buf.str, json->item_start_end);
1531  } else {
1532  printf("{%s", json->item_start_end);
1533 
1534  /* this is required so the parser can distinguish between packets and frames */
1535  if (parent_section && parent_section->id == SECTION_ID_PACKETS_AND_FRAMES) {
1536  if (!json->compact)
1537  JSON_INDENT();
1538  printf("\"type\": \"%s\"%s", section->name, json->item_sep);
1539  }
1540  }
1541  av_bprint_finalize(&buf, NULL);
1542  }
1543 }
1544 
1545 static void json_print_section_footer(WriterContext *wctx)
1546 {
1547  JSONContext *json = wctx->priv;
1548  const struct section *section = wctx->section[wctx->level];
1549 
1550  if (wctx->level == 0) {
1551  json->indent_level--;
1552  printf("\n}\n");
1553  } else if (section->flags & SECTION_FLAG_IS_ARRAY) {
1554  printf("\n");
1555  json->indent_level--;
1556  JSON_INDENT();
1557  printf("]");
1558  } else {
1559  printf("%s", json->item_start_end);
1560  json->indent_level--;
1561  if (!json->compact)
1562  JSON_INDENT();
1563  printf("}");
1564  }
1565 }
1566 
1567 static inline void json_print_item_str(WriterContext *wctx,
1568  const char *key, const char *value)
1569 {
1570  AVBPrint buf;
1571 
1573  printf("\"%s\":", json_escape_str(&buf, key, wctx));
1574  av_bprint_clear(&buf);
1575  printf(" \"%s\"", json_escape_str(&buf, value, wctx));
1576  av_bprint_finalize(&buf, NULL);
1577 }
1578 
1579 static void json_print_str(WriterContext *wctx, const char *key, const char *value)
1580 {
1581  JSONContext *json = wctx->priv;
1582 
1583  if (wctx->nb_item[wctx->level])
1584  printf("%s", json->item_sep);
1585  if (!json->compact)
1586  JSON_INDENT();
1587  json_print_item_str(wctx, key, value);
1588 }
1589 
1590 static void json_print_int(WriterContext *wctx, const char *key, long long int value)
1591 {
1592  JSONContext *json = wctx->priv;
1593  AVBPrint buf;
1594 
1595  if (wctx->nb_item[wctx->level])
1596  printf("%s", json->item_sep);
1597  if (!json->compact)
1598  JSON_INDENT();
1599 
1601  printf("\"%s\": %lld", json_escape_str(&buf, key, wctx), value);
1602  av_bprint_finalize(&buf, NULL);
1603 }
1604 
1605 static const Writer json_writer = {
1606  .name = "json",
1607  .priv_size = sizeof(JSONContext),
1608  .init = json_init,
1611  .print_integer = json_print_int,
1612  .print_string = json_print_str,
1614  .priv_class = &json_class,
1615 };
1616 
1617 /* XML output */
1618 
1619 typedef struct XMLContext {
1620  const AVClass *class;
1625 } XMLContext;
1626 
1627 #undef OFFSET
1628 #define OFFSET(x) offsetof(XMLContext, x)
1629 
1630 static const AVOption xml_options[] = {
1631  {"fully_qualified", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1632  {"q", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1633  {"xsd_strict", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1634  {"x", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1635  {NULL},
1636 };
1637 
1638 DEFINE_WRITER_CLASS(xml);
1639 
1640 static av_cold int xml_init(WriterContext *wctx)
1641 {
1642  XMLContext *xml = wctx->priv;
1643 
1644  if (xml->xsd_strict) {
1645  xml->fully_qualified = 1;
1646 #define CHECK_COMPLIANCE(opt, opt_name) \
1647  if (opt) { \
1648  av_log(wctx, AV_LOG_ERROR, \
1649  "XSD-compliant output selected but option '%s' was selected, XML output may be non-compliant.\n" \
1650  "You need to disable such option with '-no%s'\n", opt_name, opt_name); \
1651  return AVERROR(EINVAL); \
1652  }
1653  CHECK_COMPLIANCE(show_private_data, "private");
1656 
1658  av_log(wctx, AV_LOG_ERROR,
1659  "Interleaved frames and packets are not allowed in XSD. "
1660  "Select only one between the -show_frames and the -show_packets options.\n");
1661  return AVERROR(EINVAL);
1662  }
1663  }
1664 
1665  return 0;
1666 }
1667 
1668 static const char *xml_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1669 {
1670  const char *p;
1671 
1672  for (p = src; *p; p++) {
1673  switch (*p) {
1674  case '&' : av_bprintf(dst, "%s", "&amp;"); break;
1675  case '<' : av_bprintf(dst, "%s", "&lt;"); break;
1676  case '>' : av_bprintf(dst, "%s", "&gt;"); break;
1677  case '"' : av_bprintf(dst, "%s", "&quot;"); break;
1678  case '\'': av_bprintf(dst, "%s", "&apos;"); break;
1679  default: av_bprint_chars(dst, *p, 1);
1680  }
1681  }
1682 
1683  return dst->str;
1684 }
1685 
1686 #define XML_INDENT() printf("%*c", xml->indent_level * 4, ' ')
1687 
1688 static void xml_print_section_header(WriterContext *wctx)
1689 {
1690  XMLContext *xml = wctx->priv;
1691  const struct section *section = wctx->section[wctx->level];
1692  const struct section *parent_section = wctx->level ?
1693  wctx->section[wctx->level-1] : NULL;
1694 
1695  if (wctx->level == 0) {
1696  const char *qual = " xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' "
1697  "xmlns:ffprobe='http://www.ffmpeg.org/schema/ffprobe' "
1698  "xsi:schemaLocation='http://www.ffmpeg.org/schema/ffprobe ffprobe.xsd'";
1699 
1700  printf("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
1701  printf("<%sffprobe%s>\n",
1702  xml->fully_qualified ? "ffprobe:" : "",
1703  xml->fully_qualified ? qual : "");
1704  return;
1705  }
1706 
1707  if (xml->within_tag) {
1708  xml->within_tag = 0;
1709  printf(">\n");
1710  }
1711  if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1712  xml->indent_level++;
1713  } else {
1714  if (parent_section && (parent_section->flags & SECTION_FLAG_IS_WRAPPER) &&
1715  wctx->level && wctx->nb_item[wctx->level-1])
1716  printf("\n");
1717  xml->indent_level++;
1718 
1719  if (section->flags & SECTION_FLAG_IS_ARRAY) {
1720  XML_INDENT(); printf("<%s>\n", section->name);
1721  } else {
1722  XML_INDENT(); printf("<%s ", section->name);
1723  xml->within_tag = 1;
1724  }
1725  }
1726 }
1727 
1728 static void xml_print_section_footer(WriterContext *wctx)
1729 {
1730  XMLContext *xml = wctx->priv;
1731  const struct section *section = wctx->section[wctx->level];
1732 
1733  if (wctx->level == 0) {
1734  printf("</%sffprobe>\n", xml->fully_qualified ? "ffprobe:" : "");
1735  } else if (xml->within_tag) {
1736  xml->within_tag = 0;
1737  printf("/>\n");
1738  xml->indent_level--;
1739  } else if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1740  xml->indent_level--;
1741  } else {
1742  XML_INDENT(); printf("</%s>\n", section->name);
1743  xml->indent_level--;
1744  }
1745 }
1746 
1747 static void xml_print_str(WriterContext *wctx, const char *key, const char *value)
1748 {
1749  AVBPrint buf;
1750  XMLContext *xml = wctx->priv;
1751  const struct section *section = wctx->section[wctx->level];
1752 
1754 
1755  if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1756  XML_INDENT();
1757  printf("<%s key=\"%s\"",
1758  section->element_name, xml_escape_str(&buf, key, wctx));
1759  av_bprint_clear(&buf);
1760  printf(" value=\"%s\"/>\n", xml_escape_str(&buf, value, wctx));
1761  } else {
1762  if (wctx->nb_item[wctx->level])
1763  printf(" ");
1764  printf("%s=\"%s\"", key, xml_escape_str(&buf, value, wctx));
1765  }
1766 
1767  av_bprint_finalize(&buf, NULL);
1768 }
1769 
1770 static void xml_print_int(WriterContext *wctx, const char *key, long long int value)
1771 {
1772  if (wctx->nb_item[wctx->level])
1773  printf(" ");
1774  printf("%s=\"%lld\"", key, value);
1775 }
1776 
1777 static Writer xml_writer = {
1778  .name = "xml",
1779  .priv_size = sizeof(XMLContext),
1780  .init = xml_init,
1783  .print_integer = xml_print_int,
1784  .print_string = xml_print_str,
1786  .priv_class = &xml_class,
1787 };
1788 
1789 static void writer_register_all(void)
1790 {
1791  static int initialized;
1792 
1793  if (initialized)
1794  return;
1795  initialized = 1;
1796 
1797  writer_register(&default_writer);
1798  writer_register(&compact_writer);
1799  writer_register(&csv_writer);
1800  writer_register(&flat_writer);
1801  writer_register(&ini_writer);
1802  writer_register(&json_writer);
1803  writer_register(&xml_writer);
1804 }
1805 
1806 #define print_fmt(k, f, ...) do { \
1807  av_bprint_clear(&pbuf); \
1808  av_bprintf(&pbuf, f, __VA_ARGS__); \
1809  writer_print_string(w, k, pbuf.str, 0); \
1810 } while (0)
1811 
1812 #define print_int(k, v) writer_print_integer(w, k, v)
1813 #define print_q(k, v, s) writer_print_rational(w, k, v, s)
1814 #define print_str(k, v) writer_print_string(w, k, v, 0)
1815 #define print_str_opt(k, v) writer_print_string(w, k, v, PRINT_STRING_OPT)
1816 #define print_str_validate(k, v) writer_print_string(w, k, v, PRINT_STRING_VALIDATE)
1817 #define print_time(k, v, tb) writer_print_time(w, k, v, tb, 0)
1818 #define print_ts(k, v) writer_print_ts(w, k, v, 0)
1819 #define print_duration_time(k, v, tb) writer_print_time(w, k, v, tb, 1)
1820 #define print_duration_ts(k, v) writer_print_ts(w, k, v, 1)
1821 #define print_val(k, v, u) do { \
1822  struct unit_value uv; \
1823  uv.val.i = v; \
1824  uv.unit = u; \
1825  writer_print_string(w, k, value_string(val_str, sizeof(val_str), uv), 0); \
1826 } while (0)
1827 
1828 #define print_section_header(s) writer_print_section_header(w, s)
1829 #define print_section_footer(s) writer_print_section_footer(w, s)
1830 
1831 #define REALLOCZ_ARRAY_STREAM(ptr, cur_n, new_n) \
1832 { \
1833  ret = av_reallocp_array(&(ptr), (new_n), sizeof(*(ptr))); \
1834  if (ret < 0) \
1835  goto end; \
1836  memset( (ptr) + (cur_n), 0, ((new_n) - (cur_n)) * sizeof(*(ptr)) ); \
1837 }
1838 
1839 static inline int show_tags(WriterContext *w, AVDictionary *tags, int section_id)
1840 {
1842  int ret = 0;
1843 
1844  if (!tags)
1845  return 0;
1846  writer_print_section_header(w, section_id);
1847 
1848  while ((tag = av_dict_get(tags, "", tag, AV_DICT_IGNORE_SUFFIX))) {
1849  if ((ret = print_str_validate(tag->key, tag->value)) < 0)
1850  break;
1851  }
1853 
1854  return ret;
1855 }
1856 
1857 static void print_pkt_side_data(WriterContext *w,
1858  AVCodecParameters *par,
1859  const AVPacketSideData *side_data,
1860  int nb_side_data,
1861  SectionID id_data_list,
1862  SectionID id_data)
1863 {
1864  int i;
1865 
1866  writer_print_section_header(w, id_data_list);
1867  for (i = 0; i < nb_side_data; i++) {
1868  const AVPacketSideData *sd = &side_data[i];
1869  const char *name = av_packet_side_data_name(sd->type);
1870 
1871  writer_print_section_header(w, id_data);
1872  print_str("side_data_type", name ? name : "unknown");
1873  if (sd->type == AV_PKT_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
1874  writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
1875  print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
1876  } else if (sd->type == AV_PKT_DATA_STEREO3D) {
1877  const AVStereo3D *stereo = (AVStereo3D *)sd->data;
1878  print_str("type", av_stereo3d_type_name(stereo->type));
1879  print_int("inverted", !!(stereo->flags & AV_STEREO3D_FLAG_INVERT));
1880  } else if (sd->type == AV_PKT_DATA_SPHERICAL) {
1881  const AVSphericalMapping *spherical = (AVSphericalMapping *)sd->data;
1882  print_str("projection", av_spherical_projection_name(spherical->projection));
1883  if (spherical->projection == AV_SPHERICAL_CUBEMAP) {
1884  print_int("padding", spherical->padding);
1885  } else if (spherical->projection == AV_SPHERICAL_EQUIRECTANGULAR_TILE) {
1886  size_t l, t, r, b;
1887  av_spherical_tile_bounds(spherical, par->width, par->height,
1888  &l, &t, &r, &b);
1889  print_int("bound_left", l);
1890  print_int("bound_top", t);
1891  print_int("bound_right", r);
1892  print_int("bound_bottom", b);
1893  }
1894 
1895  print_int("yaw", (double) spherical->yaw / (1 << 16));
1896  print_int("pitch", (double) spherical->pitch / (1 << 16));
1897  print_int("roll", (double) spherical->roll / (1 << 16));
1898  } else if (sd->type == AV_PKT_DATA_SKIP_SAMPLES && sd->size == 10) {
1899  print_int("skip_samples", AV_RL32(sd->data));
1900  print_int("discard_padding", AV_RL32(sd->data + 4));
1901  print_int("skip_reason", AV_RL8(sd->data + 8));
1902  print_int("discard_reason", AV_RL8(sd->data + 9));
1903  } else if (sd->type == AV_PKT_DATA_MASTERING_DISPLAY_METADATA) {
1905 
1906  if (metadata->has_primaries) {
1907  print_q("red_x", metadata->display_primaries[0][0], '/');
1908  print_q("red_y", metadata->display_primaries[0][1], '/');
1909  print_q("green_x", metadata->display_primaries[1][0], '/');
1910  print_q("green_y", metadata->display_primaries[1][1], '/');
1911  print_q("blue_x", metadata->display_primaries[2][0], '/');
1912  print_q("blue_y", metadata->display_primaries[2][1], '/');
1913 
1914  print_q("white_point_x", metadata->white_point[0], '/');
1915  print_q("white_point_y", metadata->white_point[1], '/');
1916  }
1917 
1918  if (metadata->has_luminance) {
1919  print_q("min_luminance", metadata->min_luminance, '/');
1920  print_q("max_luminance", metadata->max_luminance, '/');
1921  }
1922  } else if (sd->type == AV_PKT_DATA_CONTENT_LIGHT_LEVEL) {
1924  print_int("max_content", metadata->MaxCLL);
1925  print_int("max_average", metadata->MaxFALL);
1926  }
1928  }
1930 }
1931 
1932 static void print_color_range(WriterContext *w, enum AVColorRange color_range)
1933 {
1934  const char *val = av_color_range_name(color_range);
1935  if (!val || color_range == AVCOL_RANGE_UNSPECIFIED) {
1936  print_str_opt("color_range", "unknown");
1937  } else {
1938  print_str("color_range", val);
1939  }
1940 }
1941 
1942 static void print_color_space(WriterContext *w, enum AVColorSpace color_space)
1943 {
1944  const char *val = av_color_space_name(color_space);
1945  if (!val || color_space == AVCOL_SPC_UNSPECIFIED) {
1946  print_str_opt("color_space", "unknown");
1947  } else {
1948  print_str("color_space", val);
1949  }
1950 }
1951 
1952 static void print_primaries(WriterContext *w, enum AVColorPrimaries color_primaries)
1953 {
1954  const char *val = av_color_primaries_name(color_primaries);
1955  if (!val || color_primaries == AVCOL_PRI_UNSPECIFIED) {
1956  print_str_opt("color_primaries", "unknown");
1957  } else {
1958  print_str("color_primaries", val);
1959  }
1960 }
1961 
1962 static void print_color_trc(WriterContext *w, enum AVColorTransferCharacteristic color_trc)
1963 {
1964  const char *val = av_color_transfer_name(color_trc);
1965  if (!val || color_trc == AVCOL_TRC_UNSPECIFIED) {
1966  print_str_opt("color_transfer", "unknown");
1967  } else {
1968  print_str("color_transfer", val);
1969  }
1970 }
1971 
1972 static void print_chroma_location(WriterContext *w, enum AVChromaLocation chroma_location)
1973 {
1974  const char *val = av_chroma_location_name(chroma_location);
1975  if (!val || chroma_location == AVCHROMA_LOC_UNSPECIFIED) {
1976  print_str_opt("chroma_location", "unspecified");
1977  } else {
1978  print_str("chroma_location", val);
1979  }
1980 }
1981 
1982 
1983 static void clear_log(int need_lock)
1984 {
1985  int i;
1986 
1987  if (need_lock)
1988  pthread_mutex_lock(&log_mutex);
1989  for (i=0; i<log_buffer_size; i++) {
1990  av_freep(&log_buffer[i].context_name);
1991  av_freep(&log_buffer[i].parent_name);
1992  av_freep(&log_buffer[i].log_message);
1993  }
1994  log_buffer_size = 0;
1995  if(need_lock)
1996  pthread_mutex_unlock(&log_mutex);
1997 }
1998 
1999 static int show_log(WriterContext *w, int section_ids, int section_id, int log_level)
2000 {
2001  int i;
2002  pthread_mutex_lock(&log_mutex);
2003  if (!log_buffer_size) {
2004  pthread_mutex_unlock(&log_mutex);
2005  return 0;
2006  }
2007  writer_print_section_header(w, section_ids);
2008 
2009  for (i=0; i<log_buffer_size; i++) {
2010  if (log_buffer[i].log_level <= log_level) {
2011  writer_print_section_header(w, section_id);
2012  print_str("context", log_buffer[i].context_name);
2013  print_int("level", log_buffer[i].log_level);
2014  print_int("category", log_buffer[i].category);
2015  if (log_buffer[i].parent_name) {
2016  print_str("parent_context", log_buffer[i].parent_name);
2017  print_int("parent_category", log_buffer[i].parent_category);
2018  } else {
2019  print_str_opt("parent_context", "N/A");
2020  print_str_opt("parent_category", "N/A");
2021  }
2022  print_str("message", log_buffer[i].log_message);
2024  }
2025  }
2026  clear_log(0);
2027  pthread_mutex_unlock(&log_mutex);
2028 
2030 
2031  return 0;
2032 }
2033 
2034 static void show_packet(WriterContext *w, InputFile *ifile, AVPacket *pkt, int packet_idx)
2035 {
2036  char val_str[128];
2037  AVStream *st = ifile->streams[pkt->stream_index].st;
2038  AVBPrint pbuf;
2039  const char *s;
2040 
2042 
2044 
2046  if (s) print_str ("codec_type", s);
2047  else print_str_opt("codec_type", "unknown");
2048  print_int("stream_index", pkt->stream_index);
2049  print_ts ("pts", pkt->pts);
2050  print_time("pts_time", pkt->pts, &st->time_base);
2051  print_ts ("dts", pkt->dts);
2052  print_time("dts_time", pkt->dts, &st->time_base);
2053  print_duration_ts("duration", pkt->duration);
2054  print_duration_time("duration_time", pkt->duration, &st->time_base);
2055  print_duration_ts("convergence_duration", pkt->convergence_duration);
2056  print_duration_time("convergence_duration_time", pkt->convergence_duration, &st->time_base);
2057  print_val("size", pkt->size, unit_byte_str);
2058  if (pkt->pos != -1) print_fmt ("pos", "%"PRId64, pkt->pos);
2059  else print_str_opt("pos", "N/A");
2060  print_fmt("flags", "%c%c", pkt->flags & AV_PKT_FLAG_KEY ? 'K' : '_',
2061  pkt->flags & AV_PKT_FLAG_DISCARD ? 'D' : '_');
2062 
2063  if (pkt->side_data_elems) {
2064  int size;
2065  const uint8_t *side_metadata;
2066 
2067  side_metadata = av_packet_get_side_data(pkt, AV_PKT_DATA_STRINGS_METADATA, &size);
2068  if (side_metadata && size && do_show_packet_tags) {
2069  AVDictionary *dict = NULL;
2070  if (av_packet_unpack_dictionary(side_metadata, size, &dict) >= 0)
2072  av_dict_free(&dict);
2073  }
2074 
2078  }
2079 
2080  if (do_show_data)
2081  writer_print_data(w, "data", pkt->data, pkt->size);
2082  writer_print_data_hash(w, "data_hash", pkt->data, pkt->size);
2084 
2085  av_bprint_finalize(&pbuf, NULL);
2086  fflush(stdout);
2087 }
2088 
2089 static void show_subtitle(WriterContext *w, AVSubtitle *sub, AVStream *stream,
2091 {
2092  AVBPrint pbuf;
2093 
2095 
2097 
2098  print_str ("media_type", "subtitle");
2099  print_ts ("pts", sub->pts);
2100  print_time("pts_time", sub->pts, &AV_TIME_BASE_Q);
2101  print_int ("format", sub->format);
2102  print_int ("start_display_time", sub->start_display_time);
2103  print_int ("end_display_time", sub->end_display_time);
2104  print_int ("num_rects", sub->num_rects);
2105 
2107 
2108  av_bprint_finalize(&pbuf, NULL);
2109  fflush(stdout);
2110 }
2111 
2112 static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream,
2114 {
2115  AVBPrint pbuf;
2116  char val_str[128];
2117  const char *s;
2118  int i;
2119 
2121 
2123 
2125  if (s) print_str ("media_type", s);
2126  else print_str_opt("media_type", "unknown");
2127  print_int("stream_index", stream->index);
2128  print_int("key_frame", frame->key_frame);
2129  print_ts ("pkt_pts", frame->pts);
2130  print_time("pkt_pts_time", frame->pts, &stream->time_base);
2131  print_ts ("pkt_dts", frame->pkt_dts);
2132  print_time("pkt_dts_time", frame->pkt_dts, &stream->time_base);
2133  print_ts ("best_effort_timestamp", frame->best_effort_timestamp);
2134  print_time("best_effort_timestamp_time", frame->best_effort_timestamp, &stream->time_base);
2135  print_duration_ts ("pkt_duration", frame->pkt_duration);
2136  print_duration_time("pkt_duration_time", frame->pkt_duration, &stream->time_base);
2137  if (frame->pkt_pos != -1) print_fmt ("pkt_pos", "%"PRId64, frame->pkt_pos);
2138  else print_str_opt("pkt_pos", "N/A");
2139  if (frame->pkt_size != -1) print_val ("pkt_size", frame->pkt_size, unit_byte_str);
2140  else print_str_opt("pkt_size", "N/A");
2141 
2142  switch (stream->codecpar->codec_type) {
2143  AVRational sar;
2144 
2145  case AVMEDIA_TYPE_VIDEO:
2146  print_int("width", frame->width);
2147  print_int("height", frame->height);
2148  s = av_get_pix_fmt_name(frame->format);
2149  if (s) print_str ("pix_fmt", s);
2150  else print_str_opt("pix_fmt", "unknown");
2151  sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, frame);
2152  if (sar.num) {
2153  print_q("sample_aspect_ratio", sar, ':');
2154  } else {
2155  print_str_opt("sample_aspect_ratio", "N/A");
2156  }
2157  print_fmt("pict_type", "%c", av_get_picture_type_char(frame->pict_type));
2158  print_int("coded_picture_number", frame->coded_picture_number);
2159  print_int("display_picture_number", frame->display_picture_number);
2160  print_int("interlaced_frame", frame->interlaced_frame);
2161  print_int("top_field_first", frame->top_field_first);
2162  print_int("repeat_pict", frame->repeat_pict);
2163 
2164  print_color_range(w, frame->color_range);
2165  print_color_space(w, frame->colorspace);
2166  print_primaries(w, frame->color_primaries);
2167  print_color_trc(w, frame->color_trc);
2169  break;
2170 
2171  case AVMEDIA_TYPE_AUDIO:
2172  s = av_get_sample_fmt_name(frame->format);
2173  if (s) print_str ("sample_fmt", s);
2174  else print_str_opt("sample_fmt", "unknown");
2175  print_int("nb_samples", frame->nb_samples);
2176  print_int("channels", frame->channels);
2177  if (frame->channel_layout) {
2178  av_bprint_clear(&pbuf);
2179  av_bprint_channel_layout(&pbuf, frame->channels,
2180  frame->channel_layout);
2181  print_str ("channel_layout", pbuf.str);
2182  } else
2183  print_str_opt("channel_layout", "unknown");
2184  break;
2185  }
2186  if (do_show_frame_tags)
2188  if (do_show_log)
2190  if (frame->nb_side_data) {
2192  for (i = 0; i < frame->nb_side_data; i++) {
2193  AVFrameSideData *sd = frame->side_data[i];
2194  const char *name;
2195 
2197  name = av_frame_side_data_name(sd->type);
2198  print_str("side_data_type", name ? name : "unknown");
2199  if (sd->type == AV_FRAME_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
2200  writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
2201  print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
2202  } else if (sd->type == AV_FRAME_DATA_GOP_TIMECODE && sd->size >= 8) {
2203  char tcbuf[AV_TIMECODE_STR_SIZE];
2204  av_timecode_make_mpeg_tc_string(tcbuf, *(int64_t *)(sd->data));
2205  print_str("timecode", tcbuf);
2206  } else if (sd->type == AV_FRAME_DATA_S12M_TIMECODE && sd->size == 16) {
2207  uint32_t *tc = (uint32_t*)sd->data;
2208  int m = FFMIN(tc[0],3);
2210  for (int j = 1; j <= m ; j++) {
2211  char tcbuf[AV_TIMECODE_STR_SIZE];
2212  av_timecode_make_smpte_tc_string(tcbuf, tc[j], 0);
2214  print_str("value", tcbuf);
2216  }
2218  } else if (sd->type == AV_FRAME_DATA_MASTERING_DISPLAY_METADATA) {
2220 
2221  if (metadata->has_primaries) {
2222  print_q("red_x", metadata->display_primaries[0][0], '/');
2223  print_q("red_y", metadata->display_primaries[0][1], '/');
2224  print_q("green_x", metadata->display_primaries[1][0], '/');
2225  print_q("green_y", metadata->display_primaries[1][1], '/');
2226  print_q("blue_x", metadata->display_primaries[2][0], '/');
2227  print_q("blue_y", metadata->display_primaries[2][1], '/');
2228 
2229  print_q("white_point_x", metadata->white_point[0], '/');
2230  print_q("white_point_y", metadata->white_point[1], '/');
2231  }
2232 
2233  if (metadata->has_luminance) {
2234  print_q("min_luminance", metadata->min_luminance, '/');
2235  print_q("max_luminance", metadata->max_luminance, '/');
2236  }
2237  } else if (sd->type == AV_FRAME_DATA_CONTENT_LIGHT_LEVEL) {
2239  print_int("max_content", metadata->MaxCLL);
2240  print_int("max_average", metadata->MaxFALL);
2241  } else if (sd->type == AV_FRAME_DATA_ICC_PROFILE) {
2243  if (tag)
2244  print_str(tag->key, tag->value);
2245  print_int("size", sd->size);
2246  }
2248  }
2250  }
2251 
2253 
2254  av_bprint_finalize(&pbuf, NULL);
2255  fflush(stdout);
2256 }
2257 
2258 static av_always_inline int process_frame(WriterContext *w,
2259  InputFile *ifile,
2261  int *packet_new)
2262 {
2263  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2265  AVCodecParameters *par = ifile->streams[pkt->stream_index].st->codecpar;
2266  AVSubtitle sub;
2267  int ret = 0, got_frame = 0;
2268 
2269  clear_log(1);
2270  if (dec_ctx && dec_ctx->codec) {
2271  switch (par->codec_type) {
2272  case AVMEDIA_TYPE_VIDEO:
2273  case AVMEDIA_TYPE_AUDIO:
2274  if (*packet_new) {
2275  ret = avcodec_send_packet(dec_ctx, pkt);
2276  if (ret == AVERROR(EAGAIN)) {
2277  ret = 0;
2278  } else if (ret >= 0 || ret == AVERROR_EOF) {
2279  ret = 0;
2280  *packet_new = 0;
2281  }
2282  }
2283  if (ret >= 0) {
2284  ret = avcodec_receive_frame(dec_ctx, frame);
2285  if (ret >= 0) {
2286  got_frame = 1;
2287  } else if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF) {
2288  ret = 0;
2289  }
2290  }
2291  break;
2292 
2293  case AVMEDIA_TYPE_SUBTITLE:
2294  if (*packet_new)
2295  ret = avcodec_decode_subtitle2(dec_ctx, &sub, &got_frame, pkt);
2296  *packet_new = 0;
2297  break;
2298  default:
2299  *packet_new = 0;
2300  }
2301  } else {
2302  *packet_new = 0;
2303  }
2304 
2305  if (ret < 0)
2306  return ret;
2307  if (got_frame) {
2308  int is_sub = (par->codec_type == AVMEDIA_TYPE_SUBTITLE);
2310  if (do_show_frames)
2311  if (is_sub)
2312  show_subtitle(w, &sub, ifile->streams[pkt->stream_index].st, fmt_ctx);
2313  else
2314  show_frame(w, frame, ifile->streams[pkt->stream_index].st, fmt_ctx);
2315  if (is_sub)
2316  avsubtitle_free(&sub);
2317  }
2318  return got_frame || *packet_new;
2319 }
2320 
2321 static void log_read_interval(const ReadInterval *interval, void *log_ctx, int log_level)
2322 {
2323  av_log(log_ctx, log_level, "id:%d", interval->id);
2324 
2325  if (interval->has_start) {
2326  av_log(log_ctx, log_level, " start:%s%s", interval->start_is_offset ? "+" : "",
2327  av_ts2timestr(interval->start, &AV_TIME_BASE_Q));
2328  } else {
2329  av_log(log_ctx, log_level, " start:N/A");
2330  }
2331 
2332  if (interval->has_end) {
2333  av_log(log_ctx, log_level, " end:%s", interval->end_is_offset ? "+" : "");
2334  if (interval->duration_frames)
2335  av_log(log_ctx, log_level, "#%"PRId64, interval->end);
2336  else
2337  av_log(log_ctx, log_level, "%s", av_ts2timestr(interval->end, &AV_TIME_BASE_Q));
2338  } else {
2339  av_log(log_ctx, log_level, " end:N/A");
2340  }
2341 
2342  av_log(log_ctx, log_level, "\n");
2343 }
2344 
2345 static int read_interval_packets(WriterContext *w, InputFile *ifile,
2346  const ReadInterval *interval, int64_t *cur_ts)
2347 {
2348  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2349  AVPacket pkt;
2350  AVFrame *frame = NULL;
2351  int ret = 0, i = 0, frame_count = 0;
2352  int64_t start = -INT64_MAX, end = interval->end;
2353  int has_start = 0, has_end = interval->has_end && !interval->end_is_offset;
2354 
2355  av_init_packet(&pkt);
2356 
2357  av_log(NULL, AV_LOG_VERBOSE, "Processing read interval ");
2359 
2360  if (interval->has_start) {
2361  int64_t target;
2362  if (interval->start_is_offset) {
2363  if (*cur_ts == AV_NOPTS_VALUE) {
2365  "Could not seek to relative position since current "
2366  "timestamp is not defined\n");
2367  ret = AVERROR(EINVAL);
2368  goto end;
2369  }
2370  target = *cur_ts + interval->start;
2371  } else {
2372  target = interval->start;
2373  }
2374 
2375  av_log(NULL, AV_LOG_VERBOSE, "Seeking to read interval start point %s\n",
2376  av_ts2timestr(target, &AV_TIME_BASE_Q));
2377  if ((ret = avformat_seek_file(fmt_ctx, -1, -INT64_MAX, target, INT64_MAX, 0)) < 0) {
2378  av_log(NULL, AV_LOG_ERROR, "Could not seek to position %"PRId64": %s\n",
2379  interval->start, av_err2str(ret));
2380  goto end;
2381  }
2382  }
2383 
2384  frame = av_frame_alloc();
2385  if (!frame) {
2386  ret = AVERROR(ENOMEM);
2387  goto end;
2388  }
2389  while (!av_read_frame(fmt_ctx, &pkt)) {
2390  if (fmt_ctx->nb_streams > nb_streams) {
2394  nb_streams = fmt_ctx->nb_streams;
2395  }
2396  if (selected_streams[pkt.stream_index]) {
2397  AVRational tb = ifile->streams[pkt.stream_index].st->time_base;
2398 
2399  if (pkt.pts != AV_NOPTS_VALUE)
2400  *cur_ts = av_rescale_q(pkt.pts, tb, AV_TIME_BASE_Q);
2401 
2402  if (!has_start && *cur_ts != AV_NOPTS_VALUE) {
2403  start = *cur_ts;
2404  has_start = 1;
2405  }
2406 
2407  if (has_start && !has_end && interval->end_is_offset) {
2408  end = start + interval->end;
2409  has_end = 1;
2410  }
2411 
2412  if (interval->end_is_offset && interval->duration_frames) {
2413  if (frame_count >= interval->end)
2414  break;
2415  } else if (has_end && *cur_ts != AV_NOPTS_VALUE && *cur_ts >= end) {
2416  break;
2417  }
2418 
2419  frame_count++;
2420  if (do_read_packets) {
2421  if (do_show_packets)
2422  show_packet(w, ifile, &pkt, i++);
2424  }
2425  if (do_read_frames) {
2426  int packet_new = 1;
2427  while (process_frame(w, ifile, frame, &pkt, &packet_new) > 0);
2428  }
2429  }
2430  av_packet_unref(&pkt);
2431  }
2432  av_packet_unref(&pkt);
2433  //Flush remaining frames that are cached in the decoder
2434  for (i = 0; i < fmt_ctx->nb_streams; i++) {
2435  pkt.stream_index = i;
2436  if (do_read_frames)
2437  while (process_frame(w, ifile, frame, &pkt, &(int){1}) > 0);
2438  }
2439 
2440 end:
2441  av_frame_free(&frame);
2442  if (ret < 0) {
2443  av_log(NULL, AV_LOG_ERROR, "Could not read packets in interval ");
2444  log_read_interval(interval, NULL, AV_LOG_ERROR);
2445  }
2446  return ret;
2447 }
2448 
2449 static int read_packets(WriterContext *w, InputFile *ifile)
2450 {
2451  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2452  int i, ret = 0;
2453  int64_t cur_ts = fmt_ctx->start_time;
2454 
2455  if (read_intervals_nb == 0) {
2456  ReadInterval interval = (ReadInterval) { .has_start = 0, .has_end = 0 };
2457  ret = read_interval_packets(w, ifile, &interval, &cur_ts);
2458  } else {
2459  for (i = 0; i < read_intervals_nb; i++) {
2460  ret = read_interval_packets(w, ifile, &read_intervals[i], &cur_ts);
2461  if (ret < 0)
2462  break;
2463  }
2464  }
2465 
2466  return ret;
2467 }
2468 
2469 static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_idx, InputStream *ist, int in_program)
2470 {
2471  AVStream *stream = ist->st;
2472  AVCodecParameters *par;
2474  char val_str[128];
2475  const char *s;
2476  AVRational sar, dar;
2477  AVBPrint pbuf;
2478  const AVCodecDescriptor *cd;
2479  int ret = 0;
2480  const char *profile = NULL;
2481 
2483 
2485 
2486  print_int("index", stream->index);
2487 
2488  par = stream->codecpar;
2489  dec_ctx = ist->dec_ctx;
2490  if (cd = avcodec_descriptor_get(par->codec_id)) {
2491  print_str("codec_name", cd->name);
2492  if (!do_bitexact) {
2493  print_str("codec_long_name",
2494  cd->long_name ? cd->long_name : "unknown");
2495  }
2496  } else {
2497  print_str_opt("codec_name", "unknown");
2498  if (!do_bitexact) {
2499  print_str_opt("codec_long_name", "unknown");
2500  }
2501  }
2502 
2503  if (!do_bitexact && (profile = avcodec_profile_name(par->codec_id, par->profile)))
2504  print_str("profile", profile);
2505  else {
2506  if (par->profile != FF_PROFILE_UNKNOWN) {
2507  char profile_num[12];
2508  snprintf(profile_num, sizeof(profile_num), "%d", par->profile);
2509  print_str("profile", profile_num);
2510  } else
2511  print_str_opt("profile", "unknown");
2512  }
2513 
2515  if (s) print_str ("codec_type", s);
2516  else print_str_opt("codec_type", "unknown");
2517 #if FF_API_LAVF_AVCTX
2518  if (dec_ctx)
2519  print_q("codec_time_base", dec_ctx->time_base, '/');
2520 #endif
2521 
2522  /* print AVI/FourCC tag */
2523  print_str("codec_tag_string", av_fourcc2str(par->codec_tag));
2524  print_fmt("codec_tag", "0x%04"PRIx32, par->codec_tag);
2525 
2526  switch (par->codec_type) {
2527  case AVMEDIA_TYPE_VIDEO:
2528  print_int("width", par->width);
2529  print_int("height", par->height);
2530 #if FF_API_LAVF_AVCTX
2531  if (dec_ctx) {
2532  print_int("coded_width", dec_ctx->coded_width);
2533  print_int("coded_height", dec_ctx->coded_height);
2534  }
2535 #endif
2536  print_int("has_b_frames", par->video_delay);
2537  sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, NULL);
2538  if (sar.num) {
2539  print_q("sample_aspect_ratio", sar, ':');
2540  av_reduce(&dar.num, &dar.den,
2541  par->width * sar.num,
2542  par->height * sar.den,
2543  1024*1024);
2544  print_q("display_aspect_ratio", dar, ':');
2545  } else {
2546  print_str_opt("sample_aspect_ratio", "N/A");
2547  print_str_opt("display_aspect_ratio", "N/A");
2548  }
2549  s = av_get_pix_fmt_name(par->format);
2550  if (s) print_str ("pix_fmt", s);
2551  else print_str_opt("pix_fmt", "unknown");
2552  print_int("level", par->level);
2553 
2554  print_color_range(w, par->color_range);
2555  print_color_space(w, par->color_space);
2556  print_color_trc(w, par->color_trc);
2559 
2560  if (par->field_order == AV_FIELD_PROGRESSIVE)
2561  print_str("field_order", "progressive");
2562  else if (par->field_order == AV_FIELD_TT)
2563  print_str("field_order", "tt");
2564  else if (par->field_order == AV_FIELD_BB)
2565  print_str("field_order", "bb");
2566  else if (par->field_order == AV_FIELD_TB)
2567  print_str("field_order", "tb");
2568  else if (par->field_order == AV_FIELD_BT)
2569  print_str("field_order", "bt");
2570  else
2571  print_str_opt("field_order", "unknown");
2572 
2573 #if FF_API_PRIVATE_OPT
2574  if (dec_ctx && dec_ctx->timecode_frame_start >= 0) {
2575  char tcbuf[AV_TIMECODE_STR_SIZE];
2577  print_str("timecode", tcbuf);
2578  } else {
2579  print_str_opt("timecode", "N/A");
2580  }
2581 #endif
2582  if (dec_ctx)
2583  print_int("refs", dec_ctx->refs);
2584  break;
2585 
2586  case AVMEDIA_TYPE_AUDIO:
2587  s = av_get_sample_fmt_name(par->format);
2588  if (s) print_str ("sample_fmt", s);
2589  else print_str_opt("sample_fmt", "unknown");
2590  print_val("sample_rate", par->sample_rate, unit_hertz_str);
2591  print_int("channels", par->channels);
2592 
2593  if (par->channel_layout) {
2594  av_bprint_clear(&pbuf);
2596  print_str ("channel_layout", pbuf.str);
2597  } else {
2598  print_str_opt("channel_layout", "unknown");
2599  }
2600 
2601  print_int("bits_per_sample", av_get_bits_per_sample(par->codec_id));
2602  break;
2603 
2604  case AVMEDIA_TYPE_SUBTITLE:
2605  if (par->width)
2606  print_int("width", par->width);
2607  else
2608  print_str_opt("width", "N/A");
2609  if (par->height)
2610  print_int("height", par->height);
2611  else
2612  print_str_opt("height", "N/A");
2613  break;
2614  }
2615 
2616  if (dec_ctx && dec_ctx->codec && dec_ctx->codec->priv_class && show_private_data) {
2617  const AVOption *opt = NULL;
2618  while (opt = av_opt_next(dec_ctx->priv_data,opt)) {
2619  uint8_t *str;
2620  if (opt->flags) continue;
2621  if (av_opt_get(dec_ctx->priv_data, opt->name, 0, &str) >= 0) {
2622  print_str(opt->name, str);
2623  av_free(str);
2624  }
2625  }
2626  }
2627 
2628  if (fmt_ctx->iformat->flags & AVFMT_SHOW_IDS) print_fmt ("id", "0x%x", stream->id);
2629  else print_str_opt("id", "N/A");
2630  print_q("r_frame_rate", stream->r_frame_rate, '/');
2631  print_q("avg_frame_rate", stream->avg_frame_rate, '/');
2632  print_q("time_base", stream->time_base, '/');
2633  print_ts ("start_pts", stream->start_time);
2634  print_time("start_time", stream->start_time, &stream->time_base);
2635  print_ts ("duration_ts", stream->duration);
2636  print_time("duration", stream->duration, &stream->time_base);
2637  if (par->bit_rate > 0) print_val ("bit_rate", par->bit_rate, unit_bit_per_second_str);
2638  else print_str_opt("bit_rate", "N/A");
2639 #if FF_API_LAVF_AVCTX
2640  if (stream->codec->rc_max_rate > 0) print_val ("max_bit_rate", stream->codec->rc_max_rate, unit_bit_per_second_str);
2641  else print_str_opt("max_bit_rate", "N/A");
2642 #endif
2643  if (dec_ctx && dec_ctx->bits_per_raw_sample > 0) print_fmt("bits_per_raw_sample", "%d", dec_ctx->bits_per_raw_sample);
2644  else print_str_opt("bits_per_raw_sample", "N/A");
2645  if (stream->nb_frames) print_fmt ("nb_frames", "%"PRId64, stream->nb_frames);
2646  else print_str_opt("nb_frames", "N/A");
2647  if (nb_streams_frames[stream_idx]) print_fmt ("nb_read_frames", "%"PRIu64, nb_streams_frames[stream_idx]);
2648  else print_str_opt("nb_read_frames", "N/A");
2649  if (nb_streams_packets[stream_idx]) print_fmt ("nb_read_packets", "%"PRIu64, nb_streams_packets[stream_idx]);
2650  else print_str_opt("nb_read_packets", "N/A");
2651  if (do_show_data)
2652  writer_print_data(w, "extradata", par->extradata,
2653  par->extradata_size);
2654  writer_print_data_hash(w, "extradata_hash", par->extradata,
2655  par->extradata_size);
2656 
2657  /* Print disposition information */
2658 #define PRINT_DISPOSITION(flagname, name) do { \
2659  print_int(name, !!(stream->disposition & AV_DISPOSITION_##flagname)); \
2660  } while (0)
2661 
2664  PRINT_DISPOSITION(DEFAULT, "default");
2665  PRINT_DISPOSITION(DUB, "dub");
2666  PRINT_DISPOSITION(ORIGINAL, "original");
2667  PRINT_DISPOSITION(COMMENT, "comment");
2668  PRINT_DISPOSITION(LYRICS, "lyrics");
2669  PRINT_DISPOSITION(KARAOKE, "karaoke");
2670  PRINT_DISPOSITION(FORCED, "forced");
2671  PRINT_DISPOSITION(HEARING_IMPAIRED, "hearing_impaired");
2672  PRINT_DISPOSITION(VISUAL_IMPAIRED, "visual_impaired");
2673  PRINT_DISPOSITION(CLEAN_EFFECTS, "clean_effects");
2674  PRINT_DISPOSITION(ATTACHED_PIC, "attached_pic");
2675  PRINT_DISPOSITION(TIMED_THUMBNAILS, "timed_thumbnails");
2677  }
2678 
2679  if (do_show_stream_tags)
2680  ret = show_tags(w, stream->metadata, in_program ? SECTION_ID_PROGRAM_STREAM_TAGS : SECTION_ID_STREAM_TAGS);
2681 
2682  if (stream->nb_side_data) {
2683  print_pkt_side_data(w, stream->codecpar, stream->side_data, stream->nb_side_data,
2686  }
2687 
2689  av_bprint_finalize(&pbuf, NULL);
2690  fflush(stdout);
2691 
2692  return ret;
2693 }
2694 
2695 static int show_streams(WriterContext *w, InputFile *ifile)
2696 {
2697  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2698  int i, ret = 0;
2699 
2701  for (i = 0; i < ifile->nb_streams; i++)
2702  if (selected_streams[i]) {
2703  ret = show_stream(w, fmt_ctx, i, &ifile->streams[i], 0);
2704  if (ret < 0)
2705  break;
2706  }
2708 
2709  return ret;
2710 }
2711 
2712 static int show_program(WriterContext *w, InputFile *ifile, AVProgram *program)
2713 {
2714  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2715  int i, ret = 0;
2716 
2718  print_int("program_id", program->id);
2719  print_int("program_num", program->program_num);
2720  print_int("nb_streams", program->nb_stream_indexes);
2721  print_int("pmt_pid", program->pmt_pid);
2722  print_int("pcr_pid", program->pcr_pid);
2723  print_ts("start_pts", program->start_time);
2724  print_time("start_time", program->start_time, &AV_TIME_BASE_Q);
2725  print_ts("end_pts", program->end_time);
2726  print_time("end_time", program->end_time, &AV_TIME_BASE_Q);
2728  ret = show_tags(w, program->metadata, SECTION_ID_PROGRAM_TAGS);
2729  if (ret < 0)
2730  goto end;
2731 
2733  for (i = 0; i < program->nb_stream_indexes; i++) {
2734  if (selected_streams[program->stream_index[i]]) {
2735  ret = show_stream(w, fmt_ctx, program->stream_index[i], &ifile->streams[program->stream_index[i]], 1);
2736  if (ret < 0)
2737  break;
2738  }
2739  }
2741 
2742 end:
2744  return ret;
2745 }
2746 
2747 static int show_programs(WriterContext *w, InputFile *ifile)
2748 {
2749  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2750  int i, ret = 0;
2751 
2753  for (i = 0; i < fmt_ctx->nb_programs; i++) {
2754  AVProgram *program = fmt_ctx->programs[i];
2755  if (!program)
2756  continue;
2757  ret = show_program(w, ifile, program);
2758  if (ret < 0)
2759  break;
2760  }
2762  return ret;
2763 }
2764 
2765 static int show_chapters(WriterContext *w, InputFile *ifile)
2766 {
2767  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2768  int i, ret = 0;
2769 
2771  for (i = 0; i < fmt_ctx->nb_chapters; i++) {
2772  AVChapter *chapter = fmt_ctx->chapters[i];
2773 
2775  print_int("id", chapter->id);
2776  print_q ("time_base", chapter->time_base, '/');
2777  print_int("start", chapter->start);
2778  print_time("start_time", chapter->start, &chapter->time_base);
2779  print_int("end", chapter->end);
2780  print_time("end_time", chapter->end, &chapter->time_base);
2782  ret = show_tags(w, chapter->metadata, SECTION_ID_CHAPTER_TAGS);
2784  }
2786 
2787  return ret;
2788 }
2789 
2790 static int show_format(WriterContext *w, InputFile *ifile)
2791 {
2792  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2793  char val_str[128];
2794  int64_t size = fmt_ctx->pb ? avio_size(fmt_ctx->pb) : -1;
2795  int ret = 0;
2796 
2798  print_str_validate("filename", fmt_ctx->url);
2799  print_int("nb_streams", fmt_ctx->nb_streams);
2800  print_int("nb_programs", fmt_ctx->nb_programs);
2801  print_str("format_name", fmt_ctx->iformat->name);
2802  if (!do_bitexact) {
2803  if (fmt_ctx->iformat->long_name) print_str ("format_long_name", fmt_ctx->iformat->long_name);
2804  else print_str_opt("format_long_name", "unknown");
2805  }
2806  print_time("start_time", fmt_ctx->start_time, &AV_TIME_BASE_Q);
2807  print_time("duration", fmt_ctx->duration, &AV_TIME_BASE_Q);
2808  if (size >= 0) print_val ("size", size, unit_byte_str);
2809  else print_str_opt("size", "N/A");
2810  if (fmt_ctx->bit_rate > 0) print_val ("bit_rate", fmt_ctx->bit_rate, unit_bit_per_second_str);
2811  else print_str_opt("bit_rate", "N/A");
2812  print_int("probe_score", fmt_ctx->probe_score);
2813  if (do_show_format_tags)
2814  ret = show_tags(w, fmt_ctx->metadata, SECTION_ID_FORMAT_TAGS);
2815 
2817  fflush(stdout);
2818  return ret;
2819 }
2820 
2821 static void show_error(WriterContext *w, int err)
2822 {
2823  char errbuf[128];
2824  const char *errbuf_ptr = errbuf;
2825 
2826  if (av_strerror(err, errbuf, sizeof(errbuf)) < 0)
2827  errbuf_ptr = strerror(AVUNERROR(err));
2828 
2830  print_int("code", err);
2831  print_str("string", errbuf_ptr);
2833 }
2834 
2835 static int open_input_file(InputFile *ifile, const char *filename)
2836 {
2837  int err, i;
2839  AVDictionaryEntry *t;
2840  int scan_all_pmts_set = 0;
2841 
2842  fmt_ctx = avformat_alloc_context();
2843  if (!fmt_ctx) {
2844  print_error(filename, AVERROR(ENOMEM));
2845  exit_program(1);
2846  }
2847 
2848  if (!av_dict_get(format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE)) {
2849  av_dict_set(&format_opts, "scan_all_pmts", "1", AV_DICT_DONT_OVERWRITE);
2850  scan_all_pmts_set = 1;
2851  }
2852  if ((err = avformat_open_input(&fmt_ctx, filename,
2853  iformat, &format_opts)) < 0) {
2854  print_error(filename, err);
2855  return err;
2856  }
2857  ifile->fmt_ctx = fmt_ctx;
2858  if (scan_all_pmts_set)
2859  av_dict_set(&format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE);
2861  av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
2862  return AVERROR_OPTION_NOT_FOUND;
2863  }
2864 
2865  if (find_stream_info) {
2867  int orig_nb_streams = fmt_ctx->nb_streams;
2868 
2869  err = avformat_find_stream_info(fmt_ctx, opts);
2870 
2871  for (i = 0; i < orig_nb_streams; i++)
2872  av_dict_free(&opts[i]);
2873  av_freep(&opts);
2874 
2875  if (err < 0) {
2876  print_error(filename, err);
2877  return err;
2878  }
2879  }
2880 
2881  av_dump_format(fmt_ctx, 0, filename, 0);
2882 
2883  ifile->streams = av_mallocz_array(fmt_ctx->nb_streams,
2884  sizeof(*ifile->streams));
2885  if (!ifile->streams)
2886  exit(1);
2887  ifile->nb_streams = fmt_ctx->nb_streams;
2888 
2889  /* bind a decoder to each input stream */
2890  for (i = 0; i < fmt_ctx->nb_streams; i++) {
2891  InputStream *ist = &ifile->streams[i];
2892  AVStream *stream = fmt_ctx->streams[i];
2893  AVCodec *codec;
2894 
2895  ist->st = stream;
2896 
2897  if (stream->codecpar->codec_id == AV_CODEC_ID_PROBE) {
2899  "Failed to probe codec for input stream %d\n",
2900  stream->index);
2901  continue;
2902  }
2903 
2904  codec = avcodec_find_decoder(stream->codecpar->codec_id);
2905  if (!codec) {
2907  "Unsupported codec with id %d for input stream %d\n",
2908  stream->codecpar->codec_id, stream->index);
2909  continue;
2910  }
2911  {
2913  fmt_ctx, stream, codec);
2914 
2915  ist->dec_ctx = avcodec_alloc_context3(codec);
2916  if (!ist->dec_ctx)
2917  exit(1);
2918 
2919  err = avcodec_parameters_to_context(ist->dec_ctx, stream->codecpar);
2920  if (err < 0)
2921  exit(1);
2922 
2923  if (do_show_log) {
2924  // For loging it is needed to disable at least frame threads as otherwise
2925  // the log information would need to be reordered and matches up to contexts and frames
2926  // That is in fact possible but not trivial
2927  av_dict_set(&codec_opts, "threads", "1", 0);
2928  }
2929 
2930  ist->dec_ctx->pkt_timebase = stream->time_base;
2931  ist->dec_ctx->framerate = stream->avg_frame_rate;
2932 #if FF_API_LAVF_AVCTX
2933  ist->dec_ctx->coded_width = stream->codec->coded_width;
2934  ist->dec_ctx->coded_height = stream->codec->coded_height;
2935 #endif
2936 
2937  if (avcodec_open2(ist->dec_ctx, codec, &opts) < 0) {
2938  av_log(NULL, AV_LOG_WARNING, "Could not open codec for input stream %d\n",
2939  stream->index);
2940  exit(1);
2941  }
2942 
2943  if ((t = av_dict_get(opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2944  av_log(NULL, AV_LOG_ERROR, "Option %s for input stream %d not found\n",
2945  t->key, stream->index);
2946  return AVERROR_OPTION_NOT_FOUND;
2947  }
2948  }
2949  }
2950 
2951  ifile->fmt_ctx = fmt_ctx;
2952  return 0;
2953 }
2954 
2956 {
2957  int i;
2958 
2959  /* close decoder for each stream */
2960  for (i = 0; i < ifile->nb_streams; i++)
2961  if (ifile->streams[i].st->codecpar->codec_id != AV_CODEC_ID_NONE)
2962  avcodec_free_context(&ifile->streams[i].dec_ctx);
2963 
2964  av_freep(&ifile->streams);
2965  ifile->nb_streams = 0;
2966 
2967  avformat_close_input(&ifile->fmt_ctx);
2968 }
2969 
2970 static int probe_file(WriterContext *wctx, const char *filename)
2971 {
2972  InputFile ifile = { 0 };
2973  int ret, i;
2974  int section_id;
2975 
2978 
2979  ret = open_input_file(&ifile, filename);
2980  if (ret < 0)
2981  goto end;
2982 
2983 #define CHECK_END if (ret < 0) goto end
2984 
2985  nb_streams = ifile.fmt_ctx->nb_streams;
2989 
2990  for (i = 0; i < ifile.fmt_ctx->nb_streams; i++) {
2991  if (stream_specifier) {
2993  ifile.fmt_ctx->streams[i],
2995  CHECK_END;
2996  else
2997  selected_streams[i] = ret;
2998  ret = 0;
2999  } else {
3000  selected_streams[i] = 1;
3001  }
3002  if (!selected_streams[i])
3003  ifile.fmt_ctx->streams[i]->discard = AVDISCARD_ALL;
3004  }
3005 
3009  section_id = SECTION_ID_PACKETS_AND_FRAMES;
3010  else if (do_show_packets && !do_show_frames)
3011  section_id = SECTION_ID_PACKETS;
3012  else // (!do_show_packets && do_show_frames)
3013  section_id = SECTION_ID_FRAMES;
3015  writer_print_section_header(wctx, section_id);
3016  ret = read_packets(wctx, &ifile);
3019  CHECK_END;
3020  }
3021 
3022  if (do_show_programs) {
3023  ret = show_programs(wctx, &ifile);
3024  CHECK_END;
3025  }
3026 
3027  if (do_show_streams) {
3028  ret = show_streams(wctx, &ifile);
3029  CHECK_END;
3030  }
3031  if (do_show_chapters) {
3032  ret = show_chapters(wctx, &ifile);
3033  CHECK_END;
3034  }
3035  if (do_show_format) {
3036  ret = show_format(wctx, &ifile);
3037  CHECK_END;
3038  }
3039 
3040 end:
3041  if (ifile.fmt_ctx)
3042  close_input_file(&ifile);
3046 
3047  return ret;
3048 }
3049 
3050 static void show_usage(void)
3051 {
3052  av_log(NULL, AV_LOG_INFO, "Simple multimedia streams analyzer\n");
3053  av_log(NULL, AV_LOG_INFO, "usage: %s [OPTIONS] [INPUT_FILE]\n", program_name);
3054  av_log(NULL, AV_LOG_INFO, "\n");
3055 }
3056 
3057 static void ffprobe_show_program_version(WriterContext *w)
3058 {
3059  AVBPrint pbuf;
3061 
3063  print_str("version", FFMPEG_VERSION);
3064  print_fmt("copyright", "Copyright (c) %d-%d the FFmpeg developers",
3066  print_str("compiler_ident", CC_IDENT);
3067  print_str("configuration", FFMPEG_CONFIGURATION);
3069 
3070  av_bprint_finalize(&pbuf, NULL);
3071 }
3072 
3073 #define SHOW_LIB_VERSION(libname, LIBNAME) \
3074  do { \
3075  if (CONFIG_##LIBNAME) { \
3076  unsigned int version = libname##_version(); \
3077  writer_print_section_header(w, SECTION_ID_LIBRARY_VERSION); \
3078  print_str("name", "lib" #libname); \
3079  print_int("major", LIB##LIBNAME##_VERSION_MAJOR); \
3080  print_int("minor", LIB##LIBNAME##_VERSION_MINOR); \
3081  print_int("micro", LIB##LIBNAME##_VERSION_MICRO); \
3082  print_int("version", version); \
3083  print_str("ident", LIB##LIBNAME##_IDENT); \
3084  writer_print_section_footer(w); \
3085  } \
3086  } while (0)
3087 
3088 static void ffprobe_show_library_versions(WriterContext *w)
3089 {
3091  SHOW_LIB_VERSION(avutil, AVUTIL);
3092  SHOW_LIB_VERSION(avcodec, AVCODEC);
3093  SHOW_LIB_VERSION(avformat, AVFORMAT);
3094  SHOW_LIB_VERSION(avdevice, AVDEVICE);
3095  SHOW_LIB_VERSION(avfilter, AVFILTER);
3096  SHOW_LIB_VERSION(swscale, SWSCALE);
3097  SHOW_LIB_VERSION(swresample, SWRESAMPLE);
3098  SHOW_LIB_VERSION(postproc, POSTPROC);
3100 }
3101 
3102 #define PRINT_PIX_FMT_FLAG(flagname, name) \
3103  do { \
3104  print_int(name, !!(pixdesc->flags & AV_PIX_FMT_FLAG_##flagname)); \
3105  } while (0)
3106 
3107 static void ffprobe_show_pixel_formats(WriterContext *w)
3108 {
3109  const AVPixFmtDescriptor *pixdesc = NULL;
3110  int i, n;
3111 
3113  while (pixdesc = av_pix_fmt_desc_next(pixdesc)) {
3115  print_str("name", pixdesc->name);
3116  print_int("nb_components", pixdesc->nb_components);
3117  if ((pixdesc->nb_components >= 3) && !(pixdesc->flags & AV_PIX_FMT_FLAG_RGB)) {
3118  print_int ("log2_chroma_w", pixdesc->log2_chroma_w);
3119  print_int ("log2_chroma_h", pixdesc->log2_chroma_h);
3120  } else {
3121  print_str_opt("log2_chroma_w", "N/A");
3122  print_str_opt("log2_chroma_h", "N/A");
3123  }
3124  n = av_get_bits_per_pixel(pixdesc);
3125  if (n) print_int ("bits_per_pixel", n);
3126  else print_str_opt("bits_per_pixel", "N/A");
3129  PRINT_PIX_FMT_FLAG(BE, "big_endian");
3130  PRINT_PIX_FMT_FLAG(PAL, "palette");
3131  PRINT_PIX_FMT_FLAG(BITSTREAM, "bitstream");
3132  PRINT_PIX_FMT_FLAG(HWACCEL, "hwaccel");
3133  PRINT_PIX_FMT_FLAG(PLANAR, "planar");
3134  PRINT_PIX_FMT_FLAG(RGB, "rgb");
3135 #if FF_API_PSEUDOPAL
3136  PRINT_PIX_FMT_FLAG(PSEUDOPAL, "pseudopal");
3137 #endif
3138  PRINT_PIX_FMT_FLAG(ALPHA, "alpha");
3140  }
3141  if (do_show_pixel_format_components && (pixdesc->nb_components > 0)) {
3143  for (i = 0; i < pixdesc->nb_components; i++) {
3145  print_int("index", i + 1);
3146  print_int("bit_depth", pixdesc->comp[i].depth);
3148  }
3150  }
3152  }
3154 }
3155 
3156 static int opt_format(void *optctx, const char *opt, const char *arg)
3157 {
3158  iformat = av_find_input_format(arg);
3159  if (!iformat) {
3160  av_log(NULL, AV_LOG_ERROR, "Unknown input format: %s\n", arg);
3161  return AVERROR(EINVAL);
3162  }
3163  return 0;
3164 }
3165 
3166 static inline void mark_section_show_entries(SectionID section_id,
3167  int show_all_entries, AVDictionary *entries)
3168 {
3169  struct section *section = &sections[section_id];
3170 
3172  if (show_all_entries) {
3173  SectionID *id;
3174  for (id = section->children_ids; *id != -1; id++)
3175  mark_section_show_entries(*id, show_all_entries, entries);
3176  } else {
3177  av_dict_copy(&section->entries_to_show, entries, 0);
3178  }
3179 }
3180 
3181 static int match_section(const char *section_name,
3182  int show_all_entries, AVDictionary *entries)
3183 {
3184  int i, ret = 0;
3185 
3186  for (i = 0; i < FF_ARRAY_ELEMS(sections); i++) {
3187  const struct section *section = &sections[i];
3188  if (!strcmp(section_name, section->name) ||
3189  (section->unique_name && !strcmp(section_name, section->unique_name))) {
3191  "'%s' matches section with unique name '%s'\n", section_name,
3192  (char *)av_x_if_null(section->unique_name, section->name));
3193  ret++;
3194  mark_section_show_entries(section->id, show_all_entries, entries);
3195  }
3196  }
3197  return ret;
3198 }
3199 
3200 static int opt_show_entries(void *optctx, const char *opt, const char *arg)
3201 {
3202  const char *p = arg;
3203  int ret = 0;
3204 
3205  while (*p) {
3206  AVDictionary *entries = NULL;
3207  char *section_name = av_get_token(&p, "=:");
3208  int show_all_entries = 0;
3209 
3210  if (!section_name) {
3212  "Missing section name for option '%s'\n", opt);
3213  return AVERROR(EINVAL);
3214  }
3215 
3216  if (*p == '=') {
3217  p++;
3218  while (*p && *p != ':') {
3219  char *entry = av_get_token(&p, ",:");
3220  if (!entry)
3221  break;
3223  "Adding '%s' to the entries to show in section '%s'\n",
3224  entry, section_name);
3225  av_dict_set(&entries, entry, "", AV_DICT_DONT_STRDUP_KEY);
3226  if (*p == ',')
3227  p++;
3228  }
3229  } else {
3230  show_all_entries = 1;
3231  }
3232 
3233  ret = match_section(section_name, show_all_entries, entries);
3234  if (ret == 0) {
3235  av_log(NULL, AV_LOG_ERROR, "No match for section '%s'\n", section_name);
3236  ret = AVERROR(EINVAL);
3237  }
3238  av_dict_free(&entries);
3239  av_free(section_name);
3240 
3241  if (ret <= 0)
3242  break;
3243  if (*p)
3244  p++;
3245  }
3246 
3247  return ret;
3248 }
3249 
3250 static int opt_show_format_entry(void *optctx, const char *opt, const char *arg)
3251 {
3252  char *buf = av_asprintf("format=%s", arg);
3253  int ret;
3254 
3255  if (!buf)
3256  return AVERROR(ENOMEM);
3257 
3259  "Option '%s' is deprecated, use '-show_entries format=%s' instead\n",
3260  opt, arg);
3261  ret = opt_show_entries(optctx, opt, buf);
3262  av_free(buf);
3263  return ret;
3264 }
3265 
3266 static void opt_input_file(void *optctx, const char *arg)
3267 {
3268  if (input_filename) {
3270  "Argument '%s' provided as input filename, but '%s' was already specified.\n",
3271  arg, input_filename);
3272  exit_program(1);
3273  }
3274  if (!strcmp(arg, "-"))
3275  arg = "pipe:";
3276  input_filename = arg;
3277 }
3278 
3279 static int opt_input_file_i(void *optctx, const char *opt, const char *arg)
3280 {
3281  opt_input_file(optctx, arg);
3282  return 0;
3283 }
3284 
3285 void show_help_default(const char *opt, const char *arg)
3286 {
3288  show_usage();
3289  show_help_options(options, "Main options:", 0, 0, 0);
3290  printf("\n");
3291 
3294 }
3295 
3296 /**
3297  * Parse interval specification, according to the format:
3298  * INTERVAL ::= [START|+START_OFFSET][%[END|+END_OFFSET]]
3299  * INTERVALS ::= INTERVAL[,INTERVALS]
3300 */
3301 static int parse_read_interval(const char *interval_spec,
3302  ReadInterval *interval)
3303 {
3304  int ret = 0;
3305  char *next, *p, *spec = av_strdup(interval_spec);
3306  if (!spec)
3307  return AVERROR(ENOMEM);
3308 
3309  if (!*spec) {
3310  av_log(NULL, AV_LOG_ERROR, "Invalid empty interval specification\n");
3311  ret = AVERROR(EINVAL);
3312  goto end;
3313  }
3314 
3315  p = spec;
3316  next = strchr(spec, '%');
3317  if (next)
3318  *next++ = 0;
3319 
3320  /* parse first part */
3321  if (*p) {
3322  interval->has_start = 1;
3323 
3324  if (*p == '+') {
3325  interval->start_is_offset = 1;
3326  p++;
3327  } else {
3328  interval->start_is_offset = 0;
3329  }
3330 
3331  ret = av_parse_time(&interval->start, p, 1);
3332  if (ret < 0) {
3333  av_log(NULL, AV_LOG_ERROR, "Invalid interval start specification '%s'\n", p);
3334  goto end;
3335  }
3336  } else {
3337  interval->has_start = 0;
3338  }
3339 
3340  /* parse second part */
3341  p = next;
3342  if (p && *p) {
3343  int64_t us;
3344  interval->has_end = 1;
3345 
3346  if (*p == '+') {
3347  interval->end_is_offset = 1;
3348  p++;
3349  } else {
3350  interval->end_is_offset = 0;
3351  }
3352 
3353  if (interval->end_is_offset && *p == '#') {
3354  long long int lli;
3355  char *tail;
3356  interval->duration_frames = 1;
3357  p++;
3358  lli = strtoll(p, &tail, 10);
3359  if (*tail || lli < 0) {
3361  "Invalid or negative value '%s' for duration number of frames\n", p);
3362  goto end;
3363  }
3364  interval->end = lli;
3365  } else {
3366  interval->duration_frames = 0;
3367  ret = av_parse_time(&us, p, 1);
3368  if (ret < 0) {
3369  av_log(NULL, AV_LOG_ERROR, "Invalid interval end/duration specification '%s'\n", p);
3370  goto end;
3371  }
3372  interval->end = us;
3373  }
3374  } else {
3375  interval->has_end = 0;
3376  }
3377 
3378 end:
3379  av_free(spec);
3380  return ret;
3381 }
3382 
3383 static int parse_read_intervals(const char *intervals_spec)
3384 {
3385  int ret, n, i;
3386  char *p, *spec = av_strdup(intervals_spec);
3387  if (!spec)
3388  return AVERROR(ENOMEM);
3389 
3390  /* preparse specification, get number of intervals */
3391  for (n = 0, p = spec; *p; p++)
3392  if (*p == ',')
3393  n++;
3394  n++;
3395 
3396  read_intervals = av_malloc_array(n, sizeof(*read_intervals));
3397  if (!read_intervals) {
3398  ret = AVERROR(ENOMEM);
3399  goto end;
3400  }
3401  read_intervals_nb = n;
3402 
3403  /* parse intervals */
3404  p = spec;
3405  for (i = 0; p; i++) {
3406  char *next;
3407 
3409  next = strchr(p, ',');
3410  if (next)
3411  *next++ = 0;
3412 
3413  read_intervals[i].id = i;
3414  ret = parse_read_interval(p, &read_intervals[i]);
3415  if (ret < 0) {
3416  av_log(NULL, AV_LOG_ERROR, "Error parsing read interval #%d '%s'\n",
3417  i, p);
3418  goto end;
3419  }
3420  av_log(NULL, AV_LOG_VERBOSE, "Parsed log interval ");
3421  log_read_interval(&read_intervals[i], NULL, AV_LOG_VERBOSE);
3422  p = next;
3423  }
3425 
3426 end:
3427  av_free(spec);
3428  return ret;
3429 }
3430 
3431 static int opt_read_intervals(void *optctx, const char *opt, const char *arg)
3432 {
3433  return parse_read_intervals(arg);
3434 }
3435 
3436 static int opt_pretty(void *optctx, const char *opt, const char *arg)
3437 {
3438  show_value_unit = 1;
3439  use_value_prefix = 1;
3442  return 0;
3443 }
3444 
3445 static void print_section(SectionID id, int level)
3446 {
3447  const SectionID *pid;
3448  const struct section *section = &sections[id];
3449  printf("%c%c%c",
3450  section->flags & SECTION_FLAG_IS_WRAPPER ? 'W' : '.',
3451  section->flags & SECTION_FLAG_IS_ARRAY ? 'A' : '.',
3452  section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS ? 'V' : '.');
3453  printf("%*c %s", level * 4, ' ', section->name);
3454  if (section->unique_name)
3455  printf("/%s", section->unique_name);
3456  printf("\n");
3457 
3458  for (pid = section->children_ids; *pid != -1; pid++)
3459  print_section(*pid, level+1);
3460 }
3461 
3462 static int opt_sections(void *optctx, const char *opt, const char *arg)
3463 {
3464  printf("Sections:\n"
3465  "W.. = Section is a wrapper (contains other sections, no local entries)\n"
3466  ".A. = Section contains an array of elements of the same type\n"
3467  "..V = Section may contain a variable number of fields with variable keys\n"
3468  "FLAGS NAME/UNIQUE_NAME\n"
3469  "---\n");
3471  return 0;
3472 }
3473 
3474 static int opt_show_versions(const char *opt, const char *arg)
3475 {
3478  return 0;
3479 }
3480 
3481 #define DEFINE_OPT_SHOW_SECTION(section, target_section_id) \
3482  static int opt_show_##section(const char *opt, const char *arg) \
3483  { \
3484  mark_section_show_entries(SECTION_ID_##target_section_id, 1, NULL); \
3485  return 0; \
3486  }
3487 
3488 DEFINE_OPT_SHOW_SECTION(chapters, CHAPTERS)
3492 DEFINE_OPT_SHOW_SECTION(library_versions, LIBRARY_VERSIONS)
3493 DEFINE_OPT_SHOW_SECTION(packets, PACKETS)
3494 DEFINE_OPT_SHOW_SECTION(pixel_formats, PIXEL_FORMATS)
3495 DEFINE_OPT_SHOW_SECTION(program_version, PROGRAM_VERSION)
3496 DEFINE_OPT_SHOW_SECTION(streams, STREAMS)
3497 DEFINE_OPT_SHOW_SECTION(programs, PROGRAMS)
3498 
3499 static const OptionDef real_options[] = {
3501  { "f", HAS_ARG, {.func_arg = opt_format}, "force format", "format" },
3502  { "unit", OPT_BOOL, {&show_value_unit}, "show unit of the displayed values" },
3503  { "prefix", OPT_BOOL, {&use_value_prefix}, "use SI prefixes for the displayed values" },
3504  { "byte_binary_prefix", OPT_BOOL, {&use_byte_value_binary_prefix},
3505  "use binary prefixes for byte units" },
3506  { "sexagesimal", OPT_BOOL, {&use_value_sexagesimal_format},
3507  "use sexagesimal format HOURS:MM:SS.MICROSECONDS for time units" },
3508  { "pretty", 0, {.func_arg = opt_pretty},
3509  "prettify the format of displayed values, make it more human readable" },
3510  { "print_format", OPT_STRING | HAS_ARG, {(void*)&print_format},
3511  "set the output printing format (available formats are: default, compact, csv, flat, ini, json, xml)", "format" },
3512  { "of", OPT_STRING | HAS_ARG, {(void*)&print_format}, "alias for -print_format", "format" },
3513  { "select_streams", OPT_STRING | HAS_ARG, {(void*)&stream_specifier}, "select the specified streams", "stream_specifier" },
3514  { "sections", OPT_EXIT, {.func_arg = opt_sections}, "print sections structure and section information, and exit" },
3515  { "show_data", OPT_BOOL, {(void*)&do_show_data}, "show packets data" },
3516  { "show_data_hash", OPT_STRING | HAS_ARG, {(void*)&show_data_hash}, "show packets data hash" },
3517  { "show_error", 0, {(void*)&opt_show_error}, "show probing error" },
3518  { "show_format", 0, {(void*)&opt_show_format}, "show format/container info" },
3519  { "show_frames", 0, {(void*)&opt_show_frames}, "show frames info" },
3520  { "show_format_entry", HAS_ARG, {.func_arg = opt_show_format_entry},
3521  "show a particular entry from the format/container info", "entry" },
3522  { "show_entries", HAS_ARG, {.func_arg = opt_show_entries},
3523  "show a set of specified entries", "entry_list" },
3524 #if HAVE_THREADS
3525  { "show_log", OPT_INT|HAS_ARG, {(void*)&do_show_log}, "show log" },
3526 #endif
3527  { "show_packets", 0, {(void*)&opt_show_packets}, "show packets info" },
3528  { "show_programs", 0, {(void*)&opt_show_programs}, "show programs info" },
3529  { "show_streams", 0, {(void*)&opt_show_streams}, "show streams info" },
3530  { "show_chapters", 0, {(void*)&opt_show_chapters}, "show chapters info" },
3531  { "count_frames", OPT_BOOL, {(void*)&do_count_frames}, "count the number of frames per stream" },
3532  { "count_packets", OPT_BOOL, {(void*)&do_count_packets}, "count the number of packets per stream" },
3533  { "show_program_version", 0, {(void*)&opt_show_program_version}, "show ffprobe version" },
3534  { "show_library_versions", 0, {(void*)&opt_show_library_versions}, "show library versions" },
3535  { "show_versions", 0, {(void*)&opt_show_versions}, "show program and library versions" },
3536  { "show_pixel_formats", 0, {(void*)&opt_show_pixel_formats}, "show pixel format descriptions" },
3537  { "show_private_data", OPT_BOOL, {(void*)&show_private_data}, "show private data" },
3538  { "private", OPT_BOOL, {(void*)&show_private_data}, "same as show_private_data" },
3539  { "bitexact", OPT_BOOL, {&do_bitexact}, "force bitexact output" },
3540  { "read_intervals", HAS_ARG, {.func_arg = opt_read_intervals}, "set read intervals", "read_intervals" },
3541  { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {.func_arg = opt_default}, "generic catch all option", "" },
3542  { "i", HAS_ARG, {.func_arg = opt_input_file_i}, "read specified file", "input_file"},
3543  { "find_stream_info", OPT_BOOL | OPT_INPUT | OPT_EXPERT, { &find_stream_info },
3544  "read and decode the streams to fill missing information with heuristics" },
3545  { NULL, },
3546 };
3547 
3548 static inline int check_section_show_entries(int section_id)
3549 {
3550  int *id;
3551  struct section *section = &sections[section_id];
3552  if (sections[section_id].show_all_entries || sections[section_id].entries_to_show)
3553  return 1;
3554  for (id = section->children_ids; *id != -1; id++)
3555  if (check_section_show_entries(*id))
3556  return 1;
3557  return 0;
3558 }
3559 
3560 #define SET_DO_SHOW(id, varname) do { \
3561  if (check_section_show_entries(SECTION_ID_##id)) \
3562  do_show_##varname = 1; \
3563  } while (0)
3564 
3565 int main(int argc, char **argv)
3566 {
3567  const Writer *w;
3568  WriterContext *wctx;
3569  char *buf;
3570  char *w_name = NULL, *w_args = NULL;
3571  int ret, i;
3572 
3573  init_dynload();
3574 
3575 #if HAVE_THREADS
3576  ret = pthread_mutex_init(&log_mutex, NULL);
3577  if (ret != 0) {
3578  goto end;
3579  }
3580 #endif
3583 
3584  options = real_options;
3585  parse_loglevel(argc, argv, options);
3587  init_opts();
3588 #if CONFIG_AVDEVICE
3590 #endif
3591 
3592  show_banner(argc, argv, options);
3593  parse_options(NULL, argc, argv, options, opt_input_file);
3594 
3595  if (do_show_log)
3597 
3598  /* mark things to show, based on -show_entries */
3599  SET_DO_SHOW(CHAPTERS, chapters);
3601  SET_DO_SHOW(FORMAT, format);
3602  SET_DO_SHOW(FRAMES, frames);
3603  SET_DO_SHOW(LIBRARY_VERSIONS, library_versions);
3604  SET_DO_SHOW(PACKETS, packets);
3605  SET_DO_SHOW(PIXEL_FORMATS, pixel_formats);
3606  SET_DO_SHOW(PIXEL_FORMAT_FLAGS, pixel_format_flags);
3607  SET_DO_SHOW(PIXEL_FORMAT_COMPONENTS, pixel_format_components);
3608  SET_DO_SHOW(PROGRAM_VERSION, program_version);
3609  SET_DO_SHOW(PROGRAMS, programs);
3610  SET_DO_SHOW(STREAMS, streams);
3611  SET_DO_SHOW(STREAM_DISPOSITION, stream_disposition);
3612  SET_DO_SHOW(PROGRAM_STREAM_DISPOSITION, stream_disposition);
3613 
3614  SET_DO_SHOW(CHAPTER_TAGS, chapter_tags);
3615  SET_DO_SHOW(FORMAT_TAGS, format_tags);
3616  SET_DO_SHOW(FRAME_TAGS, frame_tags);
3617  SET_DO_SHOW(PROGRAM_TAGS, program_tags);
3618  SET_DO_SHOW(STREAM_TAGS, stream_tags);
3619  SET_DO_SHOW(PROGRAM_STREAM_TAGS, stream_tags);
3620  SET_DO_SHOW(PACKET_TAGS, packet_tags);
3621 
3624  "-bitexact and -show_program_version or -show_library_versions "
3625  "options are incompatible\n");
3626  ret = AVERROR(EINVAL);
3627  goto end;
3628  }
3629 
3631 
3632  if (!print_format)
3633  print_format = av_strdup("default");
3634  if (!print_format) {
3635  ret = AVERROR(ENOMEM);
3636  goto end;
3637  }
3638  w_name = av_strtok(print_format, "=", &buf);
3639  if (!w_name) {
3641  "No name specified for the output format\n");
3642  ret = AVERROR(EINVAL);
3643  goto end;
3644  }
3645  w_args = buf;
3646 
3647  if (show_data_hash) {
3648  if ((ret = av_hash_alloc(&hash, show_data_hash)) < 0) {
3649  if (ret == AVERROR(EINVAL)) {
3650  const char *n;
3652  "Unknown hash algorithm '%s'\nKnown algorithms:",
3653  show_data_hash);
3654  for (i = 0; (n = av_hash_names(i)); i++)
3655  av_log(NULL, AV_LOG_ERROR, " %s", n);
3656  av_log(NULL, AV_LOG_ERROR, "\n");
3657  }
3658  goto end;
3659  }
3660  }
3661 
3662  w = writer_get_by_name(w_name);
3663  if (!w) {
3664  av_log(NULL, AV_LOG_ERROR, "Unknown output format with name '%s'\n", w_name);
3665  ret = AVERROR(EINVAL);
3666  goto end;
3667  }
3668 
3669  if ((ret = writer_open(&wctx, w, w_args,
3670  sections, FF_ARRAY_ELEMS(sections))) >= 0) {
3671  if (w == &xml_writer)
3673 
3675 
3682 
3683  if (!input_filename &&
3686  show_usage();
3687  av_log(NULL, AV_LOG_ERROR, "You have to specify one input file.\n");
3688  av_log(NULL, AV_LOG_ERROR, "Use -h to get full help or, even better, run 'man %s'.\n", program_name);
3689  ret = AVERROR(EINVAL);
3690  } else if (input_filename) {
3691  ret = probe_file(wctx, input_filename);
3692  if (ret < 0 && do_show_error)
3693  show_error(wctx, ret);
3694  }
3695 
3697  writer_close(&wctx);
3698  }
3699 
3700 end:
3702  av_freep(&read_intervals);
3703  av_hash_freep(&hash);
3704 
3705  uninit_opts();
3706  for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
3707  av_dict_free(&(sections[i].entries_to_show));
3708 
3710 
3711  return ret < 0;
3712 }
unsigned int nb_chapters
Number of chapters in AVChapter array.
Definition: avformat.h:1587
category
Definition: openal-dec.c:248
int32_t pitch
Rotation around the right vector [-90, 90].
Definition: spherical.h:127
const char * name
Definition: avisynth_c.h:867
void init_dynload(void)
Initialize dynamic library loading.
Definition: cmdutils.c:120
#define AV_STEREO3D_FLAG_INVERT
Inverted views, Right/Bottom represents the left view.
Definition: stereo3d.h:167
codec_id is not known (like AV_CODEC_ID_NONE) but lavf should attempt to identify it ...
Definition: avcodec.h:701
AVClassCategory parent_category
Definition: ffprobe.c:294
enum AVChromaLocation chroma_location
Definition: avcodec.h:4047
const struct section * section[SECTION_MAX_NB_LEVELS]
section per each level
Definition: ffprobe.c:465
#define NULL
Definition: coverity.c:32
const struct AVCodec * codec
Definition: avcodec.h:1574
AVRational framerate
Definition: avcodec.h:3105
const char const char void * val
Definition: avisynth_c.h:863
static char * value_string(char *buf, int buf_size, struct unit_value uv)
Definition: ffprobe.c:365
static int do_show_program_tags
Definition: ffprobe.c:108
enum AVFieldOrder field_order
Video only.
Definition: avcodec.h:4038
unsigned int nb_item[SECTION_MAX_NB_LEVELS]
number of the item printed in the given section, starting from 0
Definition: ffprobe.c:462
enum AVColorTransferCharacteristic color_trc
Definition: avcodec.h:4045
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
Definition: error.h:59
double dec_val
Definition: ffprobe.c:263
static int show_tags(WriterContext *w, AVDictionary *tags, int section_id)
Definition: ffprobe.c:1839
#define OPT_EXPERT
Definition: cmdutils.h:163
int64_t avio_size(AVIOContext *s)
Get the filesize.
Definition: aviobuf.c:336
int av_utf8_decode(int32_t *codep, const uint8_t **bufp, const uint8_t *buf_end, unsigned int flags)
Read and decode a single UTF-8 code point (character) from the buffer in *buf, and update *buf to poi...
Definition: avstring.c:367
void av_bprintf(AVBPrint *buf, const char *fmt,...)
Definition: bprint.c:94
void(* print_string)(WriterContext *wctx, const char *, const char *)
Definition: ffprobe.c:444
int nested_section[SECTION_MAX_NB_LEVELS]
Definition: ffprobe.c:925
static av_always_inline int pthread_mutex_destroy(pthread_mutex_t *mutex)
Definition: os2threads.h:108
double bin_val
Definition: ffprobe.c:262
static const char * format[]
Definition: af_aiir.c:338
int size
This structure describes decoded (raw) audio or video data.
Definition: frame.h:295
#define pthread_mutex_lock(a)
Definition: ffprobe.c:61
static void json_print_int(WriterContext *wctx, const char *key, long long int value)
Definition: ffprobe.c:1590
static void default_print_section_header(WriterContext *wctx)
Definition: ffprobe.c:951
unsigned MaxCLL
Max content light level (cd/m^2).
static int writer_register(const Writer *writer)
Definition: ffprobe.c:883
AVOption.
Definition: opt.h:246
#define print_ts(k, v)
Definition: ffprobe.c:1818
static int opt_input_file_i(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3279
static int opt_format(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3156
int within_tag
Definition: ffprobe.c:1621
#define SHOW_LIB_VERSION(libname, LIBNAME)
Definition: ffprobe.c:3073
#define OPT_VIDEO
Definition: cmdutils.h:165
int coded_width
Bitstream width / height, may be different from width/height e.g.
Definition: avcodec.h:1753
int64_t pkt_pos
reordered pos from the last AVPacket that has been input into the decoder
Definition: frame.h:566
static void writer_print_rational(WriterContext *wctx, const char *key, AVRational q, char sep)
Definition: ffprobe.c:775
const char * fmt
Definition: avisynth_c.h:861
static int opt_show_format_entry(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3250
static const char unit_hertz_str[]
Definition: ffprobe.c:276
#define AV_LOG_WARNING
Something somehow does not look correct.
Definition: log.h:182
const char * sep_str
Definition: ffprobe.c:1231
#define LIBAVUTIL_VERSION_INT
Definition: version.h:85
#define PLANAR
Definition: flacdsp.c:43
int64_t pos
byte position in stream, -1 if unknown
Definition: avcodec.h:1497
static const char * xml_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
Definition: ffprobe.c:1668
#define AV_DICT_DONT_OVERWRITE
Don&#39;t overwrite existing entries.
Definition: dict.h:79
int av_parse_time(int64_t *timeval, const char *timestr, int duration)
Parse timestr and return in *time a corresponding number of microseconds.
Definition: parseutils.c:587
static void json_print_section_footer(WriterContext *wctx)
Definition: ffprobe.c:1545
static void writer_close(WriterContext **wctx)
Definition: ffprobe.c:515
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:35
AVDictionary * metadata
Definition: frame.h:205
static int do_show_data
Definition: ffprobe.c:97
static int read_intervals_nb
Definition: ffprobe.c:131
int av_get_bits_per_pixel(const AVPixFmtDescriptor *pixdesc)
Return the number of bits per pixel used by the pixel format described by pixdesc.
Definition: pixdesc.c:2474
static void writer_print_integer(WriterContext *wctx, const char *key, long long int val)
Definition: ffprobe.c:670
static int do_show_stream_tags
Definition: ffprobe.c:109
static char * ini_escape_str(AVBPrint *dst, const char *src)
Definition: ffprobe.c:1369
static void print_chroma_location(WriterContext *w, enum AVChromaLocation chroma_location)
Definition: ffprobe.c:1972
AVRational av_guess_sample_aspect_ratio(AVFormatContext *format, AVStream *stream, AVFrame *frame)
Guess the sample aspect ratio of a frame, based on both the stream and the frame aspect ratio...
Definition: utils.c:5060
This side data should be associated with a video stream and contains Stereoscopic 3D information in f...
Definition: avcodec.h:1258
void av_opt_set_defaults(void *s)
Set the values of all AVOption fields to their default values.
Definition: opt.c:1305
#define OPT_AUDIO
Definition: cmdutils.h:166
static AVFormatContext * fmt_ctx
static int show_streams(WriterContext *w, InputFile *ifile)
Definition: ffprobe.c:2695
static char * print_format
Definition: ffprobe.c:118
Video represents a portion of a sphere mapped on a flat surface using equirectangular projection...
Definition: spherical.h:72
enum AVCodecID codec_id
Specific type of the encoded data (the codec used).
Definition: avcodec.h:3957
AVRational white_point[2]
CIE 1931 xy chromaticity coords of white point.
static const Writer json_writer
Definition: ffprobe.c:1605
Content light level (based on CTA-861.3).
Definition: frame.h:136
int num
Numerator.
Definition: rational.h:59
Timecode which conforms to SMPTE ST 12-1.
Definition: frame.h:168
int repeat_pict
When decoding, this signals how much the picture must be delayed.
Definition: frame.h:437
int index
stream index in AVFormatContext
Definition: avformat.h:882
int size
Definition: avcodec.h:1478
static const AVOption writer_options[]
Definition: ffprobe.c:486
const char * b
Definition: vf_curves.c:116
static void writer_print_integers(WriterContext *wctx, const char *name, uint8_t *data, int size, const char *format, int columns, int bytes, int offset_add)
Definition: ffprobe.c:853
static void log_callback(void *ptr, int level, const char *fmt, va_list vl)
Definition: ffprobe.c:300
static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_idx, InputStream *ist, int in_program)
Definition: ffprobe.c:2469
#define us(width, name, range_min, range_max, subs,...)
Definition: cbs_h2645.c:266
#define print_str_opt(k, v)
Definition: ffprobe.c:1815
static int read_packets(WriterContext *w, InputFile *ifile)
Definition: ffprobe.c:2449
int64_t bit_rate
Total stream bitrate in bit/s, 0 if not available.
Definition: avformat.h:1480
int show_all_entries
Definition: ffprobe.c:152
void show_banner(int argc, char **argv, const OptionDef *options)
Print the program banner to stderr.
Definition: cmdutils.c:1180
char * av_timecode_make_mpeg_tc_string(char *buf, uint32_t tc25bit)
Get the timecode string from the 25-bit timecode format (MPEG GOP format).
Definition: timecode.c:130
int log_level
Definition: ffprobe.c:290
#define tc
Definition: regdef.h:69
int av_dict_copy(AVDictionary **dst, const AVDictionary *src, int flags)
Copy entries from one AVDictionary struct into another.
Definition: dict.c:217
int avformat_open_input(AVFormatContext **ps, const char *url, ff_const59 AVInputFormat *fmt, AVDictionary **options)
Open an input stream and read the header.
Definition: utils.c:537
Mastering display metadata associated with a video frame.
Definition: frame.h:119
static const AVClass writer_class
Definition: ffprobe.c:507
static int do_show_packets
Definition: ffprobe.c:93
unsigned num_rects
Definition: avcodec.h:3937
static int do_show_format_tags
Definition: ffprobe.c:106
static int writer_open(WriterContext **wctx, const Writer *writer, const char *args, const struct section *sections, int nb_sections)
Definition: ffprobe.c:542
color_range
static void bprint_bytes(AVBPrint *bp, const uint8_t *ubuf, size_t ubuf_size)
Definition: ffprobe.c:533
int has_primaries
Flag indicating whether the display primaries (and white point) are set.
const char * key
static void json_print_item_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:1567
char * escape_mode_str
Definition: ffprobe.c:1075
static const Writer default_writer
Definition: ffprobe.c:1007
discard all
Definition: avcodec.h:811
AVPacketSideData * side_data
An array of side data that applies to the whole stream (i.e.
Definition: avformat.h:983
static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream, AVFormatContext *fmt_ctx)
Definition: ffprobe.c:2112
static const char * json_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
Definition: ffprobe.c:1485
static AVPacket pkt
static void xml_print_section_footer(WriterContext *wctx)
Definition: ffprobe.c:1728
int bits_per_raw_sample
Bits per sample/pixel of internal libavcodec pixel/sample format.
Definition: avcodec.h:2796
static void mark_section_show_entries(SectionID section_id, int show_all_entries, AVDictionary *entries)
Definition: ffprobe.c:3166
static int do_show_error
Definition: ffprobe.c:90
int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub, int *got_sub_ptr, AVPacket *avpkt)
Decode a subtitle message.
Definition: decode.c:1070
AVDictionary * metadata
Definition: avformat.h:1319
#define src
Definition: vp8dsp.c:254
static uint64_t * nb_streams_frames
Definition: ffprobe.c:282
int has_nested_elems[SECTION_MAX_NB_LEVELS]
Definition: ffprobe.c:1078
static int validate_string(WriterContext *wctx, char **dstp, const char *src)
Definition: ffprobe.c:681
AVCodec.
Definition: avcodec.h:3481
static int open_input_file(InputFile *ifile, const char *filename)
Definition: ffprobe.c:2835
#define CMDUTILS_COMMON_OPTIONS
Definition: cmdutils.h:215
uint8_t log2_chroma_w
Amount to shift the luma width right to find the chroma width.
Definition: pixdesc.h:92
AVDictionary * filter_codec_opts(AVDictionary *opts, enum AVCodecID codec_id, AVFormatContext *s, AVStream *st, AVCodec *codec)
Filter out options for given codec.
Definition: cmdutils.c:2079
This struct describes the properties of an encoded stream.
Definition: avcodec.h:3949
AVColorTransferCharacteristic
Color Transfer Characteristic.
Definition: pixfmt.h:467
int av_bprint_finalize(AVBPrint *buf, char **ret_str)
Finalize a print buffer.
Definition: bprint.c:235
static int do_count_frames
Definition: ffprobe.c:85
#define SECTION_MAX_NB_LEVELS
Definition: ffprobe.c:448
enum AVColorSpace color_space
Definition: avcodec.h:4046
static void * writer_child_next(void *obj, void *prev)
Definition: ffprobe.c:499
const char * av_color_space_name(enum AVColorSpace space)
Definition: pixdesc.c:2915
int indent_level
Definition: ffprobe.c:1622
int end_is_offset
Definition: ffprobe.c:126
#define log2(x)
Definition: libm.h:404
static const AVOption default_options[]
Definition: ffprobe.c:931
static av_always_inline int process_frame(WriterContext *w, InputFile *ifile, AVFrame *frame, AVPacket *pkt, int *packet_new)
Definition: ffprobe.c:2258
Mastering display metadata (based on SMPTE-2086:2014).
Definition: avcodec.h:1366
AVRational time_base
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented...
Definition: avcodec.h:1688
#define AV_DICT_DONT_STRDUP_KEY
Take ownership of a key that&#39;s been allocated with av_malloc() or another memory allocation function...
Definition: dict.h:73
#define AVFMT_SHOW_IDS
Show format stream IDs numbers.
Definition: avformat.h:465
Format I/O context.
Definition: avformat.h:1358
#define OFFSET(x)
Definition: ffprobe.c:1628
#define AV_HASH_MAX_SIZE
Maximum value that av_hash_get_size() will currently return.
Definition: hash.h:157
const AVClass * avcodec_get_class(void)
Get the AVClass for AVCodecContext.
Definition: options.c:294
unsigned int nb_stream_indexes
Definition: avformat.h:1280
const char * element_name
name of the contained element, if provided
Definition: ffprobe.c:149
static void writer_print_section_header(WriterContext *wctx, int section_id)
Definition: ffprobe.c:629
static void compact_print_section_footer(WriterContext *wctx)
Definition: ffprobe.c:1151
const char * class_name
The name of the class; usually it is the same name as the context structure type to which the AVClass...
Definition: log.h:72
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition: avassert.h:37
Public dictionary API.
const char * name
Definition: opt.h:247
unsigned int nb_section_packet
number of the packet section in case we are in "packets_and_frames" section
Definition: ffprobe.c:469
static void ini_print_section_header(WriterContext *wctx)
Definition: ffprobe.c:1396
#define print_duration_ts(k, v)
Definition: ffprobe.c:1820
#define DEFAULT
Definition: avdct.c:28
void register_exit(void(*cb)(int ret))
Register a program-specific cleanup routine.
Definition: cmdutils.c:131
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
Definition: pixdesc.h:117
void log_callback_help(void *ptr, int level, const char *fmt, va_list vl)
Trivial log callback.
Definition: cmdutils.c:99
uint8_t
static int nb_streams
Definition: ffprobe.c:280
#define av_cold
Definition: attributes.h:82
AVFrame * av_frame_alloc(void)
Allocate an AVFrame and set its fields to default values.
Definition: frame.c:189
static int do_read_packets
Definition: ffprobe.c:88
int opt_default(void *optctx, const char *opt, const char *arg)
Fallback for options that are not explicitly handled, these will be parsed through AVOptions...
Definition: cmdutils.c:545
static int opt_read_intervals(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3431
int av_packet_unpack_dictionary(const uint8_t *data, int size, AVDictionary **dict)
Unpack a dictionary from side_data.
Definition: avpacket.c:523
int width
Video only.
Definition: avcodec.h:4023
Generic hashing API.
static av_cold int uninit(AVCodecContext *avctx)
Definition: crystalhd.c:279
static int do_show_pixel_format_components
Definition: ffprobe.c:102
static int * selected_streams
Definition: ffprobe.c:283
AVOptions.
int flags
Can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER, AVFMT_SHOW_IDS, AVFMT_NOTIMESTAMPS, AVFMT_GENERIC_INDEX, AVFMT_TS_DISCONT, AVFMT_NOBINSEARCH, AVFMT_NOGENSEARCH, AVFMT_NO_BYTE_SEEK, AVFMT_SEEK_TO_PTS.
Definition: avformat.h:668
#define HAS_ARG
Definition: cmdutils.h:161
static void close_input_file(InputFile *ifile)
Definition: ffprobe.c:2955
timestamp utils, mostly useful for debugging/logging purposes
Stereo 3D type: this structure describes how two videos are packed within a single video surface...
Definition: stereo3d.h:176
#define va_copy(dst, src)
Definition: va_copy.h:31
AVColorSpace
YUV colorspace type.
Definition: pixfmt.h:496
static const char * flat_escape_value_str(AVBPrint *dst, const char *src)
Definition: ffprobe.c:1278
static void writer_print_time(WriterContext *wctx, const char *key, int64_t ts, const AVRational *time_base, int is_duration)
Definition: ffprobe.c:784
const char *(* item_name)(void *ctx)
A pointer to a function which returns the name of a context instance ctx associated with the class...
Definition: log.h:78
const char * av_color_range_name(enum AVColorRange range)
Definition: pixdesc.c:2848
static av_cold int end(AVCodecContext *avctx)
Definition: avrndec.c:90
int id
unique ID to identify the chapter
Definition: avformat.h:1316
static int show_chapters(WriterContext *w, InputFile *ifile)
Definition: ffprobe.c:2765
int64_t duration
Duration of this packet in AVStream->time_base units, 0 if unknown.
Definition: avcodec.h:1495
static av_cold int compact_init(WriterContext *wctx)
Definition: ffprobe.c:1099
This side data contains a 3x3 transformation matrix describing an affine transformation that needs to...
Definition: avcodec.h:1252
static int find_stream_info
Definition: ffprobe.c:133
#define CHECK_END
int id
Format-specific stream ID.
Definition: avformat.h:888
static int do_show_library_versions
Definition: ffprobe.c:99
static void compact_print_section_header(WriterContext *wctx)
Definition: ffprobe.c:1121
int avformat_match_stream_specifier(AVFormatContext *s, AVStream *st, const char *spec)
Check if the stream st contained in s is matched by the stream specifier spec.
Definition: utils.c:5267
void av_spherical_tile_bounds(const AVSphericalMapping *map, size_t width, size_t height, size_t *left, size_t *top, size_t *right, size_t *bottom)
Convert the bounding fields from an AVSphericalVideo from 0.32 fixed point to pixels.
Definition: spherical.c:36
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
Definition: frame.h:388
int nb_side_data
The number of elements in the AVStream.side_data array.
Definition: avformat.h:987
static int match_section(const char *section_name, int show_all_entries, AVDictionary *entries)
Definition: ffprobe.c:3181
int pmt_pid
Definition: avformat.h:1284
void init_opts(void)
Initialize the cmdutils option system, in particular allocate the *_opts contexts.
Definition: cmdutils.c:85
AVStream ** streams
A list of all streams in the file.
Definition: avformat.h:1426
int avcodec_parameters_to_context(AVCodecContext *codec, const AVCodecParameters *par)
Fill the codec context based on the values from the supplied codec parameters.
Definition: utils.c:2115
void av_bprint_append_data(AVBPrint *buf, const char *data, unsigned size)
Append data to a print buffer.
Definition: bprint.c:158
static AVFrame * frame
AVFormatContext * avformat_alloc_context(void)
Allocate an AVFormatContext.
Definition: options.c:144
static void writer_print_data_hash(WriterContext *wctx, const char *name, uint8_t *data, int size)
Definition: ffprobe.c:838
const char * name
Definition: ffprobe.c:141
const char data[16]
Definition: mxf.c:91
Structure to hold side data for an AVFrame.
Definition: frame.h:201
const char * av_stereo3d_type_name(unsigned int type)
Provide a human-readable name of a given stereo3d type.
Definition: stereo3d.c:57
static const AVOption json_options[]
Definition: ffprobe.c:1467
static void ERROR(const char *str)
Definition: audio_fifo.c:57
static void log_read_interval(const ReadInterval *interval, void *log_ctx, int log_level)
Definition: ffprobe.c:2321
static const char * writer_get_name(void *p)
Definition: ffprobe.c:478
AVDictionaryEntry * av_dict_get(const AVDictionary *m, const char *key, const AVDictionaryEntry *prev, int flags)
Get a dictionary entry with matching key.
Definition: dict.c:40
int nb_streams
Definition: ffmpeg.h:409
#define PRINT_DISPOSITION(flagname, name)
uint8_t * data
Definition: avcodec.h:1477
StringValidation
Definition: ffprobe.c:425
void parse_options(void *optctx, int argc, char **argv, const OptionDef *options, void(*parse_arg_function)(void *, const char *))
Definition: cmdutils.c:383
static double av_q2d(AVRational a)
Convert an AVRational to a double.
Definition: rational.h:104
#define SECTION_MAX_NB_CHILDREN
Definition: ffprobe.c:137
static int show_program(WriterContext *w, InputFile *ifile, AVProgram *program)
Definition: ffprobe.c:2712
uint32_t tag
Definition: movenc.c:1496
int avformat_network_init(void)
Do global initialization of network libraries.
Definition: utils.c:4997
char av_get_picture_type_char(enum AVPictureType pict_type)
Return a single letter to describe the given picture type pict_type.
Definition: utils.c:88
const AVClass * priv_class
private class of the writer, if any
Definition: ffprobe.c:433
#define AVERROR_EOF
End of file.
Definition: error.h:55
char * context_name
Definition: ffprobe.c:289
#define AV_LOG_VERBOSE
Detailed information.
Definition: log.h:192
int has_end
Definition: ffprobe.c:125
AVDictionary * metadata
metadata.
Definition: frame.h:581
uint8_t * data
Definition: avcodec.h:1421
static int check_section_show_entries(int section_id)
Definition: ffprobe.c:3548
int interlaced_frame
The content of the picture is interlaced.
Definition: frame.h:442
const AVClass * avformat_get_class(void)
Get the AVClass for AVFormatContext.
Definition: options.c:168
static void print_section(SectionID id, int level)
Definition: ffprobe.c:3445
void parse_loglevel(int argc, char **argv, const OptionDef *options)
Find the &#39;-loglevel&#39; option in the command line args and apply it.
Definition: cmdutils.c:506
AVColorRange
MPEG vs JPEG YUV range.
Definition: pixfmt.h:519
external API header
int av_reduce(int *dst_num, int *dst_den, int64_t num, int64_t den, int64_t max)
Reduce a fraction.
Definition: rational.c:35
int has_luminance
Flag indicating whether the luminance (min_ and max_) have been set.
void show_help_default(const char *opt, const char *arg)
Per-fftool specific help handler.
Definition: ffprobe.c:3285
void show_help_options(const OptionDef *options, const char *msg, int req_flags, int rej_flags, int alt_flags)
Print help for all options matching specified flags.
Definition: cmdutils.c:177
static const char * c_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
Apply C-language-like string escaping.
Definition: ffprobe.c:1023
static void writer_register_all(void)
Definition: ffprobe.c:1789
static void xml_print_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:1747
int children_ids[SECTION_MAX_NB_CHILDREN+1]
list of children section IDS, terminated by -1
Definition: ffprobe.c:148
AVColorPrimaries
Chromaticity coordinates of the source primaries.
Definition: pixfmt.h:443
static void print_pkt_side_data(WriterContext *w, AVCodecParameters *par, const AVPacketSideData *side_data, int nb_side_data, SectionID id_data_list, SectionID id_data)
Definition: ffprobe.c:1857
int nb_side_data
Definition: frame.h:507
void * av_realloc_array(void *ptr, size_t nmemb, size_t size)
Allocate, reallocate, or free an array.
Definition: mem.c:198
static const char * input_filename
Definition: ffprobe.c:256
unsigned int * stream_index
Definition: avformat.h:1279
static void json_print_section_header(WriterContext *wctx)
Definition: ffprobe.c:1507
AVFrameSideData ** side_data
Definition: frame.h:506
uint64_t channel_layout
Audio only.
Definition: avcodec.h:4059
void(* print_section_footer)(WriterContext *wctx)
Definition: ffprobe.c:441
#define av_log(a,...)
int print_section
Definition: ffprobe.c:1074
static void ffprobe_show_program_version(WriterContext *w)
Definition: ffprobe.c:3057
static int do_show_chapter_tags
Definition: ffprobe.c:105
const char * name
Definition: pixdesc.h:82
int64_t start_time
Definition: avformat.h:1295
AVDictionary ** setup_find_stream_info_opts(AVFormatContext *s, AVDictionary *codec_opts)
Setup AVCodecContext options for avformat_find_stream_info().
Definition: cmdutils.c:2136
int64_t bit_rate
The average bitrate of the encoded data (in bits per second).
Definition: avcodec.h:3986
#define AV_PKT_FLAG_KEY
The packet contains a keyframe.
Definition: avcodec.h:1509
AVDictionary * format_opts
Definition: cmdutils.c:73
int hierarchical
Definition: ffprobe.c:1355
static int do_show_frames
Definition: ffprobe.c:92
static void * av_x_if_null(const void *p, const void *x)
Return x default pointer in case p is NULL.
Definition: avutil.h:308
int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq)
Rescale a 64-bit integer by 2 rational numbers.
Definition: mathematics.c:142
#define AV_RL8(x)
Definition: intreadwrite.h:398
int id
identifier
Definition: ffprobe.c:123
void av_dump_format(AVFormatContext *ic, int index, const char *url, int is_output)
Print detailed information about the input or output format, such as duration, bitrate, streams, container, programs, metadata, side data, codec and time base.
Definition: dump.c:571
Main libavdevice API header.
#define U(x)
Definition: vp56_arith.h:37
static int read_interval_packets(WriterContext *w, InputFile *ifile, const ReadInterval *interval, int64_t *cur_ts)
Definition: ffprobe.c:2345
static int do_show_chapters
Definition: ffprobe.c:89
AVRational pkt_timebase
Timebase in which pkt_dts/pts and AVPacket.dts/pts are.
Definition: avcodec.h:3119
char * string_validation_replacement
Definition: ffprobe.c:474
double d
Definition: ffprobe.c:361
libswresample public header
static int opt_show_versions(const char *opt, const char *arg)
Definition: ffprobe.c:3474
const char * av_chroma_location_name(enum AVChromaLocation location)
Definition: pixdesc.c:2939
Content light level needed by to transmit HDR over HDMI (CTA-861.3).
static const char unit_byte_str[]
Definition: ffprobe.c:277
void av_hash_init(AVHashContext *ctx)
Initialize or reset a hash context.
Definition: hash.c:137
#define i(width, name, range_min, range_max)
Definition: cbs_h2645.c:259
const int program_birth_year
program birth year, defined by the program for show_banner()
Definition: ffprobe.c:82
int level
current level, starting from 0
Definition: ffprobe.c:459
int width
Definition: frame.h:353
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
AVDictionary * entries_to_show
Definition: ffprobe.c:151
static int do_show_pixel_format_flags
Definition: ffprobe.c:101
#define AV_DICT_MATCH_CASE
Only get an entry with exact-case key match.
Definition: dict.h:69
AVDictionary * metadata
Metadata that applies to the whole file.
Definition: avformat.h:1598
int av_get_bits_per_sample(enum AVCodecID codec_id)
Return codec bits per sample.
Definition: utils.c:1533
int flags
Additional information about the frame packing.
Definition: stereo3d.h:185
uint8_t log2_chroma_h
Amount to shift the luma height right to find the chroma height.
Definition: pixdesc.h:101
#define AV_BPRINT_SIZE_UNLIMITED
int xsd_strict
Definition: ffprobe.c:1624
#define print_int(k, v)
Definition: ffprobe.c:1812
void av_log_format_line(void *ptr, int level, const char *fmt, va_list vl, char *line, int line_size, int *print_prefix)
Format a line of log the same way as the default callback.
Definition: log.c:282
static void opt_input_file(void *optctx, const char *arg)
Definition: ffprobe.c:3266
int64_t start
Definition: ffmpeg.h:309
static int opt_pretty(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3436
BYTE * dstp
Definition: avisynth_c.h:908
#define AVERROR(e)
Definition: error.h:43
#define SET_DO_SHOW(id, varname)
Definition: ffprobe.c:3560
int priv_size
private size for the writer context
Definition: ffprobe.c:434
#define AV_PIX_FMT_FLAG_RGB
The pixel format contains RGB-like data (as opposed to YUV/grayscale).
Definition: pixdesc.h:148
uint8_t * av_packet_get_side_data(const AVPacket *pkt, enum AVPacketSideDataType type, int *size)
Get side information from packet.
Definition: avpacket.c:350
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
Definition: frame.c:202
#define av_ts2timestr(ts, tb)
Convenience macro, the return value should be used only directly in function arguments but never stan...
Definition: timestamp.h:76
static const AVOption xml_options[]
Definition: ffprobe.c:1630
Display matrix.
enum AVColorPrimaries color_primaries
Definition: avcodec.h:4044
ff_const59 struct AVInputFormat * iformat
The input container format.
Definition: avformat.h:1370
void av_bprint_init(AVBPrint *buf, unsigned size_init, unsigned size_max)
Definition: bprint.c:69
char * url
input or output URL.
Definition: avformat.h:1454
int video_delay
Video only.
Definition: avcodec.h:4052
#define SECTION_FLAG_HAS_VARIABLE_FIELDS
the section may contain a variable number of fields with variable keys.
Definition: ffprobe.c:145
int avcodec_receive_frame(AVCodecContext *avctx, AVFrame *frame)
Return decoded output data from a decoder.
Definition: decode.c:740
const char * r
Definition: vf_curves.c:114
enum AVColorRange color_range
MPEG vs JPEG YUV range.
Definition: frame.h:539
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
Definition: log.h:197
unsigned int nb_programs
Definition: avformat.h:1537
int start_is_offset
Definition: ffprobe.c:126
void av_dict_free(AVDictionary **pm)
Free all the memory allocated for an AVDictionary struct and all keys and values. ...
Definition: dict.c:203
#define av_fourcc2str(fourcc)
Definition: avutil.h:348
enum AVMediaType codec_type
General type of the encoded data.
Definition: avcodec.h:3953
const char * arg
Definition: jacosubdec.c:66
int nested_section[SECTION_MAX_NB_LEVELS]
Definition: ffprobe.c:1077
ff_const59 AVInputFormat * av_find_input_format(const char *short_name)
Find AVInputFormat based on the short name of the input format.
Definition: format.c:118
enum AVColorSpace colorspace
YUV colorspace type.
Definition: frame.h:550
AVChapter ** chapters
Definition: avformat.h:1588
#define print_q(k, v, s)
Definition: ffprobe.c:1813
static void default_print_int(WriterContext *wctx, const char *key, long long int value)
Definition: ffprobe.c:998
Definition: graph2dot.c:48
#define AV_LOG_SKIP_REPEATED
Skip repeated messages, this requires the user app to use av_log() instead of (f)printf as the 2 woul...
Definition: log.h:345
static av_cold int json_init(WriterContext *wctx)
Definition: ffprobe.c:1475
simple assert() macros that are a bit more flexible than ISO C assert().
const AVOption * av_opt_next(const void *obj, const AVOption *last)
Iterate over all AVOptions belonging to obj.
Definition: opt.c:45
enum AVPacketSideDataType type
Definition: avcodec.h:1423
void * av_mallocz(size_t size)
Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...
Definition: mem.c:236
#define JSON_INDENT()
Definition: ffprobe.c:1505
AVClassCategory category
Category used for visualization (like color) This is only set if the category is equal for all object...
Definition: log.h:130
int side_data_elems
Definition: avcodec.h:1489
static int show_log(WriterContext *w, int section_ids, int section_id, int log_level)
Definition: ffprobe.c:1999
const char * av_get_sample_fmt_name(enum AVSampleFormat sample_fmt)
Return the name of sample_fmt, or NULL if sample_fmt is not recognized.
Definition: samplefmt.c:49
static void flat_print_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:1327
int av_hash_alloc(AVHashContext **ctx, const char *name)
Allocate a hash context for the algorithm specified by name.
Definition: hash.c:100
int id
unique id identifying a section
Definition: ffprobe.c:140
const char * long_name
A more descriptive name for this codec.
Definition: avcodec.h:728
The GOP timecode in 25 bit timecode format.
Definition: frame.h:124
static const uint8_t offset[127][2]
Definition: vf_spp.c:92
AVRational avg_frame_rate
Average framerate.
Definition: avformat.h:954
New fields can be added to the end with minor version bumps.
Definition: avformat.h:1275
AVRational max_luminance
Max luminance of mastering display (cd/m^2).
attribute_deprecated int64_t timecode_frame_start
Definition: avcodec.h:2527
static int parse_read_intervals(const char *intervals_spec)
Definition: ffprobe.c:3383
#define fail()
Definition: checkasm.h:120
char * av_get_token(const char **buf, const char *term)
Unescape the given string until a non escaped terminating char, and return the token corresponding to...
Definition: avstring.c:149
void av_log_default_callback(void *ptr, int level, const char *fmt, va_list vl)
Default logging callback.
Definition: log.c:300
int program_num
Definition: avformat.h:1283
const char * unit
Definition: ffprobe.c:362
int flags
A combination of AV_PKT_FLAG values.
Definition: avcodec.h:1483
const char * av_color_primaries_name(enum AVColorPrimaries primaries)
Definition: pixdesc.c:2867
const AVCodecDescriptor * avcodec_descriptor_get(enum AVCodecID id)
Definition: codec_desc.c:3257
void * priv
private data for use by the filter
Definition: ffprobe.c:454
int extradata_size
Size of the extradata content in bytes.
Definition: avcodec.h:3975
uint32_t end_display_time
Definition: avcodec.h:3936
char * name
name of this writer instance
Definition: ffprobe.c:453
int64_t pts
Same as packet pts, in AV_TIME_BASE.
Definition: avcodec.h:3939
uint64_t channel_layout
Channel layout of the audio data.
Definition: frame.h:472
char * av_asprintf(const char *fmt,...)
Definition: avstring.c:113
#define SECTION_FLAG_IS_WRAPPER
the section only contains other sections, but has no data at its own level
Definition: ffprobe.c:143
uint64_t flags
Combination of AV_PIX_FMT_FLAG_...
Definition: pixdesc.h:106
unsigned int nb_streams
Number of elements in AVFormatContext.streams.
Definition: avformat.h:1414
static void writer_print_data(WriterContext *wctx, const char *name, uint8_t *data, int size)
Definition: ffprobe.c:810
static int show_format(WriterContext *w, InputFile *ifile)
Definition: ffprobe.c:2790
int refs
number of reference frames
Definition: avcodec.h:2153
AVClassCategory category
Definition: ffprobe.c:292
AVDictionary * opts
Definition: movenc.c:50
static ReadInterval * read_intervals
Definition: ffprobe.c:130
uint8_t nb_components
The number of components each pixel has, (1-4)
Definition: pixdesc.h:83
AVBPrint section_pbuf[SECTION_MAX_NB_LEVELS]
generic print buffer dedicated to each section, used by various writers
Definition: ffprobe.c:466
Video frame is split into 6 faces of a cube, and arranged on a 3x2 layout.
Definition: spherical.h:65
int channels
number of audio channels, only used for audio.
Definition: frame.h:601
#define print_section_footer(s)
Definition: ffprobe.c:1829
static const char * csv_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
Quote fields containing special characters, check RFC4180.
Definition: ffprobe.c:1046
enum AVPictureType pict_type
Picture type of the frame.
Definition: frame.h:378
static const char unit_bit_per_second_str[]
Definition: ffprobe.c:278
Spherical video.
static const Writer * registered_writers[MAX_REGISTERED_WRITERS_NB+1]
Definition: ffprobe.c:881
#define AV_UTF8_FLAG_EXCLUDE_XML_INVALID_CONTROL_CODES
exclude control codes not accepted by XML
Definition: avstring.h:359
#define FFMIN(a, b)
Definition: common.h:96
const char * av_hash_names(int i)
Get the names of available hash algorithms.
Definition: hash.c:84
int display_picture_number
picture number in display order
Definition: frame.h:413
static struct section sections[]
Definition: ffprobe.c:203
void av_log_set_callback(void(*callback)(void *, int, const char *, va_list))
Set the logging callback.
Definition: log.c:400
AVCodecContext * avcodec_alloc_context3(const AVCodec *codec)
Allocate an AVCodecContext and set its fields to default values.
Definition: options.c:156
#define AV_OPT_SEARCH_CHILDREN
Search in possible children of the given object first.
Definition: opt.h:556
AVRational min_luminance
Min luminance of mastering display (cd/m^2).
static int do_read_frames
Definition: ffprobe.c:87
#define PRINT_PIX_FMT_FLAG(flagname, name)
Definition: ffprobe.c:3102
uint8_t w
Definition: llviddspenc.c:38
#define print_fmt(k, f,...)
Definition: ffprobe.c:1806
#define FF_PROFILE_UNKNOWN
Definition: avcodec.h:2899
int string_validation
Definition: ffprobe.c:473
This side data should be associated with a video stream and corresponds to the AVSphericalMapping str...
Definition: avcodec.h:1372
const char AVS_Value args
Definition: avisynth_c.h:872
static void ffprobe_show_pixel_formats(WriterContext *w)
Definition: ffprobe.c:3107
static int initialized
static const struct ColorPrimaries color_primaries[AVCOL_PRI_NB]
static void show_usage(void)
Definition: ffprobe.c:3050
#define av_err2str(errnum)
Convenience macro, the return value should be used only directly in function arguments but never stan...
Definition: error.h:119
int32_t
AVFormatContext * ctx
Definition: movenc.c:48
char sep
Definition: ffprobe.c:1232
const char * av_hash_get_name(const AVHashContext *ctx)
Definition: hash.c:90
static int show_private_data
Definition: ffprobe.c:116
static int probe_file(WriterContext *wctx, const char *filename)
Definition: ffprobe.c:2970
#define OPT_EXIT
Definition: cmdutils.h:171
static av_always_inline int pthread_mutex_init(pthread_mutex_t *mutex, const pthread_mutexattr_t *attr)
Definition: os2threads.h:100
static av_cold int xml_init(WriterContext *wctx)
Definition: ffprobe.c:1640
uint16_t format
Definition: avcodec.h:3934
int nb_sections
number of sections
Definition: ffprobe.c:457
#define s(width, name)
Definition: cbs_vp9.c:257
The data contains an ICC profile as an opaque octet buffer following the format described by ISO 1507...
Definition: frame.h:143
const struct section * sections
array containing all sections
Definition: ffprobe.c:456
#define AV_RL32
Definition: intreadwrite.h:146
static const Writer flat_writer
Definition: ffprobe.c:1340
static void flat_print_int(WriterContext *wctx, const char *key, long long int value)
Definition: ffprobe.c:1322
int32_t yaw
Rotation around the up vector [-180, 180].
Definition: spherical.h:126
static int opt_sections(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3462
int n
Definition: avisynth_c.h:760
AVDictionary * metadata
Definition: avformat.h:945
static int do_show_programs
Definition: ffprobe.c:94
static const OptionDef real_options[]
Definition: ffprobe.c:3499
int probe_score
format probing score.
Definition: avformat.h:1782
const char * bin_str
Definition: ffprobe.c:264
enum AVColorRange color_range
Video only.
Definition: avcodec.h:4043
#define WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS
Definition: ffprobe.c:422
#define CONFIG_THIS_YEAR
Definition: config.h:6
int frames
Definition: movenc.c:65
#define pthread_mutex_unlock(a)
Definition: ffprobe.c:65
const char * dec_str
Definition: ffprobe.c:265
if(ret< 0)
Definition: vf_mcdeint.c:279
static int do_show_format
Definition: ffprobe.c:91
static void error(const char *err)
const char * item_start_end
Definition: ffprobe.c:1461
#define FF_ARRAY_ELEMS(a)
static const Writer ini_writer
Definition: ffprobe.c:1445
int flags
Definition: opt.h:275
void exit_program(int ret)
Wraps exit with a program-specific cleanup routine.
Definition: cmdutils.c:136
static void compact_print_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:1161
void av_bprint_channel_layout(struct AVBPrint *bp, int nb_channels, uint64_t channel_layout)
Append a description of a channel layout to a bprint buffer.
uint32_t padding
Number of pixels to pad from the edge of each cube face.
Definition: spherical.h:182
int ret
Definition: ffmpeg.h:342
const char * long_name
Descriptive name for the format, meant to be more human-readable than name.
Definition: avformat.h:661
static void print_color_range(WriterContext *w, enum AVColorRange color_range)
Definition: ffprobe.c:1932
Stream structure.
Definition: avformat.h:881
const char program_name[]
program name, defined by the program for show_version().
Definition: ffprobe.c:81
static const Writer compact_writer
Definition: ffprobe.c:1184
static void compact_print_int(WriterContext *wctx, const char *key, long long int value)
Definition: ffprobe.c:1174
int64_t end
chapter start/end time in time_base units
Definition: avformat.h:1318
int format
format of the frame, -1 if unknown or unset Values correspond to enum AVPixelFormat for video frames...
Definition: frame.h:368
int av_dict_parse_string(AVDictionary **pm, const char *str, const char *key_val_sep, const char *pairs_sep, int flags)
Parse the key/value pairs list and add the parsed entries to a dictionary.
Definition: dict.c:180
Content light level (based on CTA-861.3).
Definition: avcodec.h:1379
const char * name
Definition: ffprobe.c:435
int avcodec_send_packet(AVCodecContext *avctx, const AVPacket *avpkt)
Supply raw packet data as input to a decoder.
Definition: decode.c:677
int has_start
Definition: ffprobe.c:125
int avformat_network_deinit(void)
Undo the initialization done by avformat_network_init.
Definition: utils.c:5009
static int do_show_packet_tags
Definition: ffprobe.c:110
external API header
static struct AVHashContext * hash
Definition: ffprobe.c:259
AVStream * st
Definition: ffmpeg.h:297
int coded_picture_number
picture number in bitstream order
Definition: frame.h:409
enum AVStereo3DType type
How views are packed within the video.
Definition: stereo3d.h:180
static AVInputFormat * iformat
Definition: ffprobe.c:257
#define AV_LOG_INFO
Standard information.
Definition: log.h:187
unsigned int nb_section_frame
number of the frame section in case we are in "packets_and_frames" section
Definition: ffprobe.c:470
#define AV_BPRINT_SIZE_AUTOMATIC
char * av_strdup(const char *s)
Duplicate a string.
Definition: mem.c:251
int64_t end_time
Definition: avformat.h:1296
Libavcodec external API header.
int64_t pkt_duration
duration of the corresponding packet, expressed in AVStream->time_base units, 0 if unknown...
Definition: frame.h:574
A list of zero terminated key/value strings.
Definition: avcodec.h:1316
This side data contains a 3x3 transformation matrix describing an affine transformation that needs to...
Definition: frame.h:84
void avcodec_free_context(AVCodecContext **avctx)
Free the codec context and everything associated with it and write NULL to the provided pointer...
Definition: options.c:171
typedef void(RENAME(mix_any_func_type))
#define AV_TIME_BASE_Q
Internal time base represented as fractional value.
Definition: avutil.h:260
Timecode helpers header.
AVIOContext * pb
I/O context.
Definition: avformat.h:1400
#define XML_INDENT()
Definition: ffprobe.c:1686
static void xml_print_int(WriterContext *wctx, const char *key, long long int value)
Definition: ffprobe.c:1770
static int do_bitexact
Definition: ffprobe.c:84
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition: pixdesc.h:81
#define AV_RN16(p)
Definition: intreadwrite.h:360
main external API structure.
Definition: avcodec.h:1565
AVCodec * avcodec_find_decoder(enum AVCodecID id)
Find a registered decoder with a matching codec ID.
Definition: allcodecs.c:890
static Writer xml_writer
Definition: ffprobe.c:1777
void av_packet_unref(AVPacket *pkt)
Wipe the packet.
Definition: avpacket.c:599
static const Writer csv_writer
Definition: ffprobe.c:1215
static void print_color_trc(WriterContext *w, enum AVColorTransferCharacteristic color_trc)
Definition: ffprobe.c:1962
static void show_error(WriterContext *w, int err)
Definition: ffprobe.c:2821
const char * item_sep
Definition: ffprobe.c:1461
void avsubtitle_free(AVSubtitle *sub)
Free all allocated data in the given subtitle struct.
Definition: utils.c:1081
static void ini_print_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:1429
#define WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER
Definition: ffprobe.c:423
uint8_t * data
Definition: frame.h:203
void av_hash_update(AVHashContext *ctx, const uint8_t *src, int len)
Update a hash context with additional data.
Definition: hash.c:159
void * buf
Definition: avisynth_c.h:766
InputStream * streams
Definition: ffprobe.c:77
unsigned int nb_section_packet_frame
nb_section_packet or nb_section_frame according if is_packets_and_frames
Definition: ffprobe.c:471
int terminate_line[SECTION_MAX_NB_LEVELS]
Definition: ffprobe.c:1079
int av_dict_set(AVDictionary **pm, const char *key, const char *value, int flags)
Set the given entry in *pm, overwriting an existing entry.
Definition: dict.c:70
Replacements for frequently missing libm functions.
static int show_value_unit
Definition: ffprobe.c:112
static int use_value_sexagesimal_format
Definition: ffprobe.c:115
#define print_duration_time(k, v, tb)
Definition: ffprobe.c:1819
double value
Definition: eval.c:98
int coded_height
Definition: avcodec.h:1753
Describe the class of an AVClass context structure.
Definition: log.h:67
void av_hash_freep(AVHashContext **ctx)
Free hash context and set hash context pointer to NULL.
Definition: hash.c:238
void av_hash_final_hex(struct AVHashContext *ctx, uint8_t *dst, int size)
Finalize a hash context and store the hexadecimal representation of the actual hash value as a string...
Definition: hash.c:215
static av_const int av_toupper(int c)
Locale-independent conversion of ASCII characters to uppercase.
Definition: avstring.h:231
int index
Definition: gxfenc.c:89
char * item_sep_str
Definition: ffprobe.c:1071
int32_t roll
Rotation around the forward vector [-180, 180].
Definition: spherical.h:128
#define DEFINE_WRITER_CLASS(name)
Definition: ffprobe.c:908
Rational number (pair of numerator and denominator).
Definition: rational.h:58
Mastering display metadata capable of representing the color volume of the display used to master the...
static const struct @26 si_prefixes[]
#define AV_OPT_FLAG_DECODING_PARAM
a generic parameter which can be set by the user for demuxing or decoding
Definition: opt.h:277
AVCodecContext * dec_ctx
Definition: ffmpeg.h:304
#define OPT_STRING
Definition: cmdutils.h:164
Recommmends skipping the specified number of samples.
Definition: avcodec.h:1300
static LogBuffer * log_buffer
Definition: ffprobe.c:297
size_t av_strlcatf(char *dst, size_t size, const char *fmt,...)
Definition: avstring.c:101
const char * name
Name of the codec described by this descriptor.
Definition: avcodec.h:724
enum AVChromaLocation chroma_location
Definition: frame.h:552
int avcodec_open2(AVCodecContext *avctx, const AVCodec *codec, AVDictionary **options)
Initialize the AVCodecContext to use the given AVCodec.
Definition: utils.c:548
#define snprintf
Definition: snprintf.h:34
int64_t best_effort_timestamp
frame timestamp estimated using various heuristics, in stream time base
Definition: frame.h:559
void(* print_section_header)(WriterContext *wctx)
Definition: ffprobe.c:440
static void ffprobe_cleanup(int ret)
Definition: ffprobe.c:349
#define SECTION_FLAG_IS_ARRAY
the section contains an array of elements of the same type
Definition: ffprobe.c:144
SectionID
Definition: ffprobe.c:155
static int log_buffer_size
Definition: ffprobe.c:298
This structure describes how to handle spherical videos, outlining information about projection...
Definition: spherical.h:82
static const AVOption compact_options[]
Definition: ffprobe.c:1085
static void print_color_space(WriterContext *w, enum AVColorSpace color_space)
Definition: ffprobe.c:1942
#define REALLOCZ_ARRAY_STREAM(ptr, cur_n, new_n)
Definition: ffprobe.c:1831
int64_t end
start, end in second/AV_TIME_BASE units
Definition: ffprobe.c:124
#define AV_RN32(p)
Definition: intreadwrite.h:364
misc parsing utilities
int av_read_frame(AVFormatContext *s, AVPacket *pkt)
Return the next frame of a stream.
Definition: utils.c:1768
AVRational display_primaries[3][2]
CIE 1931 xy chromaticity coords of color primaries (r, g, b order).
int avformat_seek_file(AVFormatContext *s, int stream_index, int64_t min_ts, int64_t ts, int64_t max_ts, int flags)
Seek to timestamp ts.
Definition: utils.c:2529
mfxU16 profile
Definition: qsvenc.c:44
const char * av_frame_side_data_name(enum AVFrameSideDataType type)
Definition: frame.c:819
This struct describes the properties of a single codec described by an AVCodecID. ...
Definition: avcodec.h:716
unsigned int string_validation_utf8_flags
Definition: ffprobe.c:475
int64_t start
Definition: ffprobe.c:124
char * av_timecode_make_smpte_tc_string(char *buf, uint32_t tcsmpte, int prevent_df)
Get the timecode string from the SMPTE timecode format.
Definition: timecode.c:118
static void writer_print_ts(WriterContext *wctx, const char *key, int64_t ts, int is_duration)
Definition: ffprobe.c:801
AVDictionary * metadata
Definition: avformat.h:1281
static uint64_t * nb_streams_packets
Definition: ffprobe.c:281
enum AVFrameSideDataType type
Definition: frame.h:202
const char * av_get_media_type_string(enum AVMediaType media_type)
Return a string describing the media_type enum, NULL if media_type is unknown.
Definition: utils.c:76
static void ffprobe_show_library_versions(WriterContext *w)
Definition: ffprobe.c:3088
#define flags(name, subs,...)
Definition: cbs_av1.c:561
static int use_value_prefix
Definition: ffprobe.c:113
void(* print_integer)(WriterContext *wctx, const char *, long long int)
Definition: ffprobe.c:442
int64_t start_time
Position of the first frame of the component, in AV_TIME_BASE fractional seconds. ...
Definition: avformat.h:1463
const AVClass * priv_class
AVClass for the private context.
Definition: avcodec.h:3507
uint8_t level
Definition: svq3.c:207
static int swscale(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
Definition: swscale.c:237
static void flat_print_section_header(WriterContext *wctx)
Definition: ffprobe.c:1296
int av_strerror(int errnum, char *errbuf, size_t errbuf_size)
Put a description of the AVERROR code errnum in errbuf.
Definition: error.c:105
static char * upcase_string(char *dst, size_t dst_size, const char *src)
Definition: ffprobe.c:942
void av_bprint_clear(AVBPrint *buf)
Reset the string to "" but keep internal allocated data.
Definition: bprint.c:227
char * av_strtok(char *s, const char *delim, char **saveptr)
Split the string into several tokens which can be accessed by successive calls to av_strtok()...
Definition: avstring.c:184
int64_t start
Definition: avformat.h:1318
int64_t duration
Decoding: duration of the stream, in stream time base.
Definition: avformat.h:930
char * log_message
Definition: ffprobe.c:291
static char * show_data_hash
Definition: ffprobe.c:120
static const OptionDef * options
Definition: ffprobe.c:253
int sample_rate
Audio only.
Definition: avcodec.h:4067
#define OPT_BOOL
Definition: cmdutils.h:162
static int do_show_pixel_formats
Definition: ffprobe.c:100
int64_t pkt_dts
DTS copied from the AVPacket that triggered returning this frame.
Definition: frame.h:404
void avdevice_register_all(void)
Initialize libavdevice and register all the input and output devices.
Definition: alldevices.c:65
static int writer_print_string(WriterContext *wctx, const char *key, const char *val, int flags)
Definition: ffprobe.c:739
Main libavformat public API header.
void print_error(const char *filename, int err)
Print an error message to stderr, indicating filename and a human readable description of the error c...
Definition: cmdutils.c:1081
AVPacketSideData * side_data
Additional packet data that can be provided by the container.
Definition: avcodec.h:1488
#define PRINT_STRING_OPT
Definition: ffprobe.c:736
int
attribute_deprecated int64_t convergence_duration
Definition: avcodec.h:1506
void av_opt_free(void *obj)
Free all allocated objects in obj.
Definition: opt.c:1558
#define OPT_INT
Definition: cmdutils.h:167
#define AV_PKT_FLAG_DISCARD
Flag is used to discard packets which are required to maintain valid decoder state but are not requir...
Definition: avcodec.h:1516
AVDictionary * codec_opts
Definition: cmdutils.c:73
static void xml_print_section_header(WriterContext *wctx)
Definition: ffprobe.c:1688
static int do_show_stream_disposition
Definition: ffprobe.c:96
int flags
For these sections the element_name field is mandatory.
Definition: ffprobe.c:147
static av_always_inline void flat(WaveformContext *s, AVFrame *in, AVFrame *out, int component, int intensity, int offset_y, int offset_x, int column, int mirror, int jobnr, int nb_jobs)
Definition: vf_waveform.c:984
_fmutex pthread_mutex_t
Definition: os2threads.h:49
enum AVSphericalProjection projection
Projection type.
Definition: spherical.h:86
static void default_print_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:989
#define CC_IDENT
Definition: config.h:9
static int do_count_packets
Definition: ffprobe.c:86
const char *(* escape_str)(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
Definition: ffprobe.c:1076
int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options)
Read packets of a media file to get stream information.
Definition: utils.c:3567
int64_t start_time
Decoding: pts of the first frame of the stream in presentation order, in stream time base...
Definition: avformat.h:920
static double c[64]
int profile
Codec-specific bitstream restrictions that the stream conforms to.
Definition: avcodec.h:4017
const char * av_color_transfer_name(enum AVColorTransferCharacteristic transfer)
Definition: pixdesc.c:2891
static const char unit_second_str[]
Definition: ffprobe.c:275
static int parse_read_interval(const char *interval_spec, ReadInterval *interval)
Parse interval specification, according to the format: INTERVAL ::= [START|+START_OFFSET][%[END|+END_...
Definition: ffprobe.c:3301
uint32_t start_display_time
Definition: avcodec.h:3935
union unit_value::@27 val
static av_cold int flat_init(WriterContext *wctx)
Definition: ffprobe.c:1249
int parent_log_context_offset
Offset in the structure where a pointer to the parent context for logging is stored.
Definition: log.h:108
Stereoscopic video.
AVRational time_base
time base in which the start/end timestamps are specified
Definition: avformat.h:1317
void av_init_packet(AVPacket *pkt)
Initialize optional fields of a packet with default values.
Definition: avpacket.c:33
int64_t nb_frames
number of frames in this stream if known or 0
Definition: avformat.h:932
char * key
Definition: dict.h:86
int den
Denominator.
Definition: rational.h:60
void uninit_opts(void)
Uninitialize the cmdutils option system, in particular free the *_opts contexts and their contents...
Definition: cmdutils.c:90
static const AVOption csv_options[]
Definition: ffprobe.c:1201
static void show_subtitle(WriterContext *w, AVSubtitle *sub, AVStream *stream, AVFormatContext *fmt_ctx)
Definition: ffprobe.c:2089
static const char * flat_escape_key_str(AVBPrint *dst, const char *src, const char sep)
Definition: ffprobe.c:1263
void avformat_close_input(AVFormatContext **s)
Close an opened input AVFormatContext.
Definition: utils.c:4431
#define FFMPEG_CONFIGURATION
Definition: config.h:4
#define AVUNERROR(e)
Definition: error.h:44
void * priv_data
Definition: avcodec.h:1592
static int opt_show_entries(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3200
static const AVOption flat_options[]
Definition: ffprobe.c:1239
static int do_show_program_version
Definition: ffprobe.c:98
static int use_byte_value_binary_prefix
Definition: ffprobe.c:114
int av_opt_get(void *obj, const char *name, int search_flags, uint8_t **out_val)
Definition: opt.c:761
#define av_free(p)
AVClassCategory
Definition: log.h:29
#define AVERROR_OPTION_NOT_FOUND
Option not found.
Definition: error.h:61
char * value
Definition: dict.h:87
#define PRINT_STRING_VALIDATE
Definition: ffprobe.c:737
int top_field_first
If the content is interlaced, is top field displayed first.
Definition: frame.h:447
#define FFMPEG_VERSION
Definition: ffversion.h:4
static int do_show_log
Definition: ffprobe.c:103
#define print_str_validate(k, v)
Definition: ffprobe.c:1816
static int do_show_frame_tags
Definition: ffprobe.c:107
int pcr_pid
Definition: avformat.h:1285
static const AVOption ini_options[]
Definition: ffprobe.c:1361
void av_log_set_flags(int arg)
Definition: log.c:390
#define CHECK_COMPLIANCE(opt, opt_name)
int key_frame
1 -> keyframe, 0-> not
Definition: frame.h:373
#define PAL
Definition: bktr.c:65
static const char * none_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
Definition: ffprobe.c:1064
AVClassCategory(* get_category)(void *ctx)
Callback to return the category.
Definition: log.h:136
void show_help_children(const AVClass *class, int flags)
Show help for all options with given flags in class and all its children.
Definition: cmdutils.c:206
int duration_frames
Definition: ffprobe.c:127
static void json_print_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:1579
static void ini_print_int(WriterContext *wctx, const char *key, long long int value)
Definition: ffprobe.c:1440
enum AVColorPrimaries color_primaries
Definition: frame.h:541
uint8_t * extradata
Extra binary data needed for initializing the decoder, codec-dependent.
Definition: avcodec.h:3971
int noprint_wrappers
Definition: ffprobe.c:924
#define print_str(k, v)
Definition: ffprobe.c:1814
int channels
Audio only.
Definition: avcodec.h:4063
#define print_val(k, v, u)
Definition: ffprobe.c:1821
char * parent_name
Definition: ffprobe.c:293
int64_t dts
Decompression timestamp in AVStream->time_base units; the time at which the packet is decompressed...
Definition: avcodec.h:1476
static char * stream_specifier
Definition: ffprobe.c:119
AVFormatContext * fmt_ctx
Definition: ffprobe.c:75
const char * av_packet_side_data_name(enum AVPacketSideDataType type)
Definition: avpacket.c:367
double av_display_rotation_get(const int32_t matrix[9])
Extract the rotation component of the transformation matrix.
Definition: display.c:34
#define print_time(k, v, tb)
Definition: ffprobe.c:1817
int64_t duration
Duration of the stream, in AV_TIME_BASE fractional seconds.
Definition: avformat.h:1473
int height
Definition: frame.h:353
int compact
Definition: ffprobe.c:1460
#define av_freep(p)
static void default_print_section_footer(WriterContext *wctx)
Definition: ffprobe.c:976
const char * name
A comma separated list of short names for the format.
Definition: avformat.h:654
#define AV_DICT_IGNORE_SUFFIX
Return first entry in a dictionary whose first part corresponds to the search key, ignoring the suffix of the found key string.
Definition: dict.h:70
static void show_packet(WriterContext *w, InputFile *ifile, AVPacket *pkt, int packet_idx)
Definition: ffprobe.c:2034
AVChromaLocation
Location of chroma samples.
Definition: pixfmt.h:541
enum AVColorTransferCharacteristic color_trc
Definition: frame.h:543
#define av_always_inline
Definition: attributes.h:39
AVCodecParameters * codecpar
Codec parameters associated with this stream.
Definition: avformat.h:1028
#define av_malloc_array(a, b)
uint32_t codec_tag
Additional information about the codec (corresponds to the AVI FOURCC).
Definition: avcodec.h:3961
static int show_programs(WriterContext *w, InputFile *ifile)
Definition: ffprobe.c:2747
const char * av_get_pix_fmt_name(enum AVPixelFormat pix_fmt)
Return the short name for a pixel format, NULL in case pix_fmt is unknown.
Definition: pixdesc.c:2438
int stream_index
Definition: avcodec.h:1479
int main(int argc, char **argv)
Definition: ffprobe.c:3565
#define OPT_INPUT
Definition: cmdutils.h:181
AVRational time_base
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented...
Definition: avformat.h:910
int depth
Number of bits in the component.
Definition: pixdesc.h:58
const Writer * writer
the Writer of which this is an instance
Definition: ffprobe.c:452
enum AVDiscard discard
Selects which packets can be discarded at will and do not need to be demuxed.
Definition: avformat.h:936
int pkt_size
size of the corresponding packet containing the compressed frame.
Definition: frame.h:610
static void clear_log(int need_lock)
Definition: ffprobe.c:1983
int hierarchical
Definition: ffprobe.c:1233
AVRational r_frame_rate
Real base framerate of the stream.
Definition: avformat.h:1005
static const Writer * writer_get_by_name(const char *name)
Definition: ffprobe.c:894
enum AVCodecID id
const char * unique_name
unique section name, in case the name is ambiguous
Definition: ffprobe.c:150
This structure stores compressed data.
Definition: avcodec.h:1454
unsigned MaxFALL
Max average light level per frame (cd/m^2).
const char * avcodec_profile_name(enum AVCodecID codec_id, int profile)
Return a name for the specified profile, if available.
Definition: utils.c:1414
const char * av_spherical_projection_name(enum AVSphericalProjection projection)
Provide a human-readable name of a given AVSphericalProjection.
Definition: spherical.c:60
long long int i
Definition: ffprobe.c:361
int av_opt_set(void *obj, const char *name, const char *val, int search_flags)
Definition: opt.c:449
#define DEFINE_OPT_SHOW_SECTION(section, target_section_id)
Definition: ffprobe.c:3481
int indent_level
Definition: ffprobe.c:1459
int nb_samples
number of audio samples (per channel) described by this frame
Definition: frame.h:361
#define MAX_REGISTERED_WRITERS_NB
Definition: ffprobe.c:879
int64_t pts
Presentation timestamp in AVStream->time_base units; the time at which the decompressed packet will b...
Definition: avcodec.h:1470
static void writer_print_section_footer(WriterContext *wctx)
Definition: ffprobe.c:653
int fully_qualified
Definition: ffprobe.c:1623
#define AV_NOPTS_VALUE
Undefined timestamp value.
Definition: avutil.h:248
#define tb
Definition: regdef.h:68
AVProgram ** programs
Definition: avformat.h:1538
#define AV_TIMECODE_STR_SIZE
Definition: timecode.h:33
const AVPixFmtDescriptor * av_pix_fmt_desc_next(const AVPixFmtDescriptor *prev)
Iterate over all pixel format descriptors known to libavutil.
Definition: pixdesc.c:2529
void * av_mallocz_array(size_t nmemb, size_t size)
Allocate a memory block for an array with av_mallocz().
Definition: mem.c:191
static int do_show_streams
Definition: ffprobe.c:95
#define print_section_header(s)
Definition: ffprobe.c:1828
static void print_primaries(WriterContext *w, enum AVColorPrimaries color_primaries)
Definition: ffprobe.c:1952
void av_bprint_chars(AVBPrint *buf, char c, unsigned n)
Append char c n times to a print buffer.
Definition: bprint.c:140
int flags
a combination or WRITER_FLAG_*
Definition: ffprobe.c:445