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48 #if HAVE_VALGRIND_VALGRIND_H
49 #include <valgrind/valgrind.h>
51 #define BACKTRACE_LOGLEVEL AV_LOG_ERROR
58 #if defined(_WIN32) && HAVE_SETCONSOLETEXTATTRIBUTE && HAVE_GETSTDHANDLE
88 static int16_t background, attr_orig;
123 #if defined(_WIN32) && HAVE_SETCONSOLETEXTATTRIBUTE && HAVE_GETSTDHANDLE
124 static void win_console_puts(
const char *
str)
130 uint16_t *buf =
line;
134 while (*q && nb_chars <
LINE_SZ - 1) {
138 GET_UTF8(
ch, *q ? *q++ : 0,
ch = 0xfffd;
goto continue_on_invalid;)
143 WriteConsoleW(con,
line, nb_chars, &written,
NULL);
150 char *term = getenv(
"TERM");
152 #if defined(_WIN32) && HAVE_SETCONSOLETEXTATTRIBUTE && HAVE_GETSTDHANDLE
153 CONSOLE_SCREEN_BUFFER_INFO con_info;
155 con = GetStdHandle(STD_ERROR_HANDLE);
156 if (con != INVALID_HANDLE_VALUE && !GetConsoleMode(con, &
dummy))
157 con = INVALID_HANDLE_VALUE;
158 if (con != INVALID_HANDLE_VALUE) {
159 GetConsoleScreenBufferInfo(con, &con_info);
160 attr_orig = con_info.wAttributes;
161 background = attr_orig & 0xF0;
165 if (getenv(
"AV_LOG_FORCE_NOCOLOR")) {
167 }
else if (getenv(
"AV_LOG_FORCE_COLOR")) {
170 #if defined(_WIN32) && HAVE_SETCONSOLETEXTATTRIBUTE && HAVE_GETSTDHANDLE
171 use_color = (con != INVALID_HANDLE_VALUE);
179 if (getenv(
"AV_LOG_FORCE_256COLOR") || term && strstr(term,
"256color"))
185 if (local_use_color == 1) {
187 "\033[%"PRIu32
";3%"PRIu32
"m%s\033[0m",
193 "\033[48;5;%"PRIu32
"m\033[38;5;%dm%s\033[0m",
197 }
else if (local_use_color == 256) {
199 "\033[48;5;%"PRIu32
"m\033[38;5;%"PRIu32
"m%s\033[0m",
219 #if defined(_WIN32) && HAVE_SETCONSOLETEXTATTRIBUTE && HAVE_GETSTDHANDLE
220 if (con != INVALID_HANDLE_VALUE) {
222 SetConsoleTextAttribute(con, background |
color[
level]);
223 win_console_puts(
str);
225 SetConsoleTextAttribute(con, attr_orig);
237 return (*(
AVClass **) ptr)->class_name;
242 return (*(
AVClass **) ptr)->category;
257 || avc->
version < (51 << 16 | 59 << 8)
293 AVBPrint part[4],
int *print_prefix,
int type[2])
302 if (*print_prefix && avc) {
306 if (parent && *parent) {
308 (*parent)->item_name(parent), parent);
322 if(*part[0].
str || *part[1].
str || *part[2].
str || *part[3].
str) {
323 char lastc = part[3].len && part[3].len <= part[3].size ? part[3].str[part[3].len - 1] : 0;
324 *print_prefix = lastc ==
'\n' || lastc ==
'\r';
329 char *
line,
int line_size,
int *print_prefix)
335 char *
line,
int line_size,
int *print_prefix)
348 static int print_prefix = 1;
358 tint =
level & 0xff00;
371 is_atty =
isatty(2) ? 1 : -1;
378 fprintf(stderr,
" Last message repeated %d times\r", count);
382 fprintf(stderr,
" Last message repeated %d times\n", count);
395 #if CONFIG_VALGRIND_BACKTRACE
396 if (
level <= BACKTRACE_LOGLEVEL)
397 VALGRIND_PRINTF_BACKTRACE(
"%s",
"");
415 void av_log_once(
void* avcl,
int initial_level,
int subsequent_level,
int *
state,
const char *fmt, ...)
419 av_vlog(avcl, *
state ? subsequent_level : initial_level, fmt, vl);
428 if (avc && avc->
version >= (50 << 16 | 15 << 8 | 2) &&
461 va_list argument_list)
465 "version to the newest one from Git. If the problem still "
466 "occurs, it means that your file has a feature which has not "
467 "been implemented.\n");
470 "of this file to https://streams.videolan.org/upload/ "
471 "and contact the ffmpeg-devel mailing list. (ffmpeg-devel@ffmpeg.org)\n");
476 va_list argument_list;
478 va_start(argument_list, msg);
480 va_end(argument_list);
485 va_list argument_list;
487 va_start(argument_list, msg);
489 va_end(argument_list);
void av_vlog(void *avcl, int level, const char *fmt, va_list vl)
Send the specified message to the log if the level is less than or equal to the current av_log_level.
#define AV_LOG_WARNING
Something somehow does not look correct.
@ AV_CLASS_CATEGORY_DECODER
static void format_line(void *avcl, int level, const char *fmt, va_list vl, AVBPrint part[4], int *print_prefix, int type[2])
int av_bprint_finalize(AVBPrint *buf, char **ret_str)
Finalize a print buffer.
void av_bprint_init(AVBPrint *buf, unsigned size_init, unsigned size_max)
#define AV_LOG_QUIET
Print no output.
#define AV_LOG_PANIC
Something went really wrong and we will crash now.
static void missing_feature_sample(int sample, void *avc, const char *msg, va_list argument_list)
int version
LIBAVUTIL_VERSION with which this structure was created.
static av_cold int end(AVCodecContext *avctx)
int av_log_format_line2(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.
@ AV_CLASS_CATEGORY_INPUT
#define AV_LOG_VERBOSE
Detailed information.
static void ansi_fputs(int level, int tint, const char *str, int local_use_color)
static int ff_mutex_unlock(AVMutex *mutex)
static const char * get_level_str(int level)
#define AV_BPRINT_SIZE_AUTOMATIC
it s the only field you need to keep assuming you have a context There is some magic you don t need to care about around this just let it vf type
@ AV_CLASS_CATEGORY_OUTPUT
@ AV_CLASS_CATEGORY_DEVICE_INPUT
#define GET_UTF8(val, GET_BYTE, ERROR)
Convert a UTF-8 character (up to 4 bytes) to its 32-bit UCS-4 encoded form.
@ AV_CLASS_CATEGORY_DEVICE_AUDIO_INPUT
#define AV_LOG_TRACE
Extremely verbose debugging, useful for libav* development.
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
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.
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
@ AV_CLASS_CATEGORY_NB
not part of ABI/API
static void callback(void *priv_data, int index, uint8_t *buf, int buf_size, int64_t time, enum dshowDeviceType devtype)
@ AV_CLASS_CATEGORY_DEMUXER
void av_vbprintf(AVBPrint *buf, const char *fmt, va_list vl_arg)
Append a formatted string to a print buffer.
uint8_t pi<< 24) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_U8,(uint64_t)((*(const uint8_t *) pi - 0x80U))<< 56) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8,(*(const uint8_t *) pi - 0x80) *(1.0f/(1<< 7))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8,(*(const uint8_t *) pi - 0x80) *(1.0/(1<< 7))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16,(*(const int16_t *) pi >>8)+0x80) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_S16,(uint64_t)(*(const int16_t *) pi)<< 48) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, *(const int16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, *(const int16_t *) pi *(1.0/(1<< 15))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32,(*(const int32_t *) pi >>24)+0x80) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_S32,(uint64_t)(*(const int32_t *) pi)<< 32) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, *(const int32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, *(const int32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S64,(*(const int64_t *) pi >>56)+0x80) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S64, *(const int64_t *) pi *(1.0f/(UINT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S64, *(const int64_t *) pi *(1.0/(UINT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, av_clip_uint8(lrintf(*(const float *) pi *(1<< 7))+0x80)) CONV_FUNC(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, av_clip_int16(lrintf(*(const float *) pi *(1<< 15)))) CONV_FUNC(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, av_clipl_int32(llrintf(*(const float *) pi *(1U<< 31)))) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_FLT, llrintf(*(const float *) pi *(UINT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, av_clip_uint8(lrint(*(const double *) pi *(1<< 7))+0x80)) CONV_FUNC(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, av_clip_int16(lrint(*(const double *) pi *(1<< 15)))) CONV_FUNC(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, av_clipl_int32(llrint(*(const double *) pi *(1U<< 31)))) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_DBL, llrint(*(const double *) pi *(UINT64_C(1)<< 63))) #define FMT_PAIR_FUNC(out, in) static conv_func_type *const fmt_pair_to_conv_functions[AV_SAMPLE_FMT_NB *AV_SAMPLE_FMT_NB]={ FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S64), };static void cpy1(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, len);} static void cpy2(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, 2 *len);} static void cpy4(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, 4 *len);} static void cpy8(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, 8 *len);} AudioConvert *swri_audio_convert_alloc(enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels, const int *ch_map, int flags) { AudioConvert *ctx;conv_func_type *f=fmt_pair_to_conv_functions[av_get_packed_sample_fmt(out_fmt)+AV_SAMPLE_FMT_NB *av_get_packed_sample_fmt(in_fmt)];if(!f) return NULL;ctx=av_mallocz(sizeof(*ctx));if(!ctx) return NULL;if(channels==1){ in_fmt=av_get_planar_sample_fmt(in_fmt);out_fmt=av_get_planar_sample_fmt(out_fmt);} ctx->channels=channels;ctx->conv_f=f;ctx->ch_map=ch_map;if(in_fmt==AV_SAMPLE_FMT_U8||in_fmt==AV_SAMPLE_FMT_U8P) memset(ctx->silence, 0x80, sizeof(ctx->silence));if(out_fmt==in_fmt &&!ch_map) { switch(av_get_bytes_per_sample(in_fmt)){ case 1:ctx->simd_f=cpy1;break;case 2:ctx->simd_f=cpy2;break;case 4:ctx->simd_f=cpy4;break;case 8:ctx->simd_f=cpy8;break;} } if(HAVE_X86ASM &&HAVE_MMX) swri_audio_convert_init_x86(ctx, out_fmt, in_fmt, channels);if(ARCH_ARM) swri_audio_convert_init_arm(ctx, out_fmt, in_fmt, channels);if(ARCH_AARCH64) swri_audio_convert_init_aarch64(ctx, out_fmt, in_fmt, channels);return ctx;} void swri_audio_convert_free(AudioConvert **ctx) { av_freep(ctx);} int swri_audio_convert(AudioConvert *ctx, AudioData *out, AudioData *in, int len) { int ch;int off=0;const int os=(out->planar ? 1 :out->ch_count) *out->bps;unsigned misaligned=0;av_assert0(ctx->channels==out->ch_count);if(ctx->in_simd_align_mask) { int planes=in->planar ? in->ch_count :1;unsigned m=0;for(ch=0;ch< planes;ch++) m|=(intptr_t) in->ch[ch];misaligned|=m &ctx->in_simd_align_mask;} if(ctx->out_simd_align_mask) { int planes=out->planar ? out->ch_count :1;unsigned m=0;for(ch=0;ch< planes;ch++) m|=(intptr_t) out->ch[ch];misaligned|=m &ctx->out_simd_align_mask;} if(ctx->simd_f &&!ctx->ch_map &&!misaligned){ off=len &~15;av_assert1(off >=0);av_assert1(off<=len);av_assert2(ctx->channels==SWR_CH_MAX||!in->ch[ctx->channels]);if(off >0){ if(out->planar==in->planar){ int planes=out->planar ? out->ch_count :1;for(ch=0;ch< planes;ch++){ ctx->simd_f(out-> ch ch
int av_log_get_level(void)
Get the current log level.
void avpriv_report_missing_feature(void *avc, const char *msg,...)
Describe the class of an AVClass context structure.
#define PUT_UTF16(val, tmp, PUT_16BIT)
const char * av_default_item_name(void *ptr)
Return the context name.
void av_log_set_flags(int arg)
@ AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT
static int get_category(void *ptr)
@ AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT
@ AV_CLASS_CATEGORY_FILTER
void av_log_set_callback(void(*callback)(void *, int, const char *, va_list))
Set the logging callback.
AVClassCategory category
Category used for visualization (like color) This is only set if the category is equal for all object...
#define AV_MUTEX_INITIALIZER
AVClassCategory(* get_category)(void *ctx)
Callback to return the category.
int av_log_get_flags(void)
static void colored_fputs(int level, int tint, const char *str)
static int ff_mutex_lock(AVMutex *mutex)
@ AV_CLASS_CATEGORY_SWRESAMPLER
#define AV_LOG_INFO
Standard information.
void av_log(void *avcl, int level, const char *fmt,...)
void av_log_set_level(int level)
Set the log level.
@ AV_CLASS_CATEGORY_DEVICE_AUDIO_OUTPUT
static void check_color_terminal(void)
void avpriv_request_sample(void *avc, const char *msg,...)
#define AV_LOG_FATAL
Something went wrong and recovery is not possible.
void av_bprintf(AVBPrint *buf, const char *fmt,...)
static void(* av_log_callback)(void *, int, const char *, va_list)
#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...
typedef void(RENAME(mix_any_func_type))
@ AV_CLASS_CATEGORY_MUXER
AVClassCategory av_default_get_category(void *ptr)
@ AV_CLASS_CATEGORY_SWSCALER
@ AV_CLASS_CATEGORY_DEVICE_OUTPUT
void av_log_once(void *avcl, int initial_level, int subsequent_level, int *state, const char *fmt,...)
void av_log_default_callback(void *ptr, int level, const char *fmt, va_list vl)
Default logging callback.
@ AV_CLASS_CATEGORY_BITSTREAM_FILTER
int log_level_offset_offset
Offset in the structure where log_level_offset is stored.
@ AV_CLASS_CATEGORY_ENCODER
int parent_log_context_offset
Offset in the structure where a pointer to the parent context for logging is stored.
const char *(* item_name)(void *ctx)
A pointer to a function which returns the name of a context instance ctx associated with the class.
static void sanitize(uint8_t *line)
static void log_callback(void *ptr, int level, const char *fmt, va_list vl)
#define AV_LOG_PRINT_LEVEL
Include the log severity in messages originating from codecs.
The official guide to swscale for confused that consecutive non overlapping rectangles of slice_bottom special converter These generally are unscaled converters of common like for each output line the vertical scaler pulls lines from a ring buffer When the ring buffer does not contain the wanted line