FFmpeg  4.2.1
vf_vpp_qsv.c
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1 /*
2  * This file is part of FFmpeg.
3  *
4  * FFmpeg is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * FFmpeg is distributed in the hope that it will be useful,
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11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
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15  * License along with FFmpeg; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
19 /**
20  ** @file
21  ** Hardware accelerated common filters based on Intel Quick Sync Video VPP
22  **/
23 
24 #include <float.h>
25 
26 #include "libavutil/opt.h"
27 #include "libavutil/eval.h"
28 #include "libavutil/avassert.h"
29 #include "libavutil/pixdesc.h"
30 #include "libavutil/mathematics.h"
31 
32 #include "formats.h"
33 #include "internal.h"
34 #include "avfilter.h"
35 #include "libavcodec/avcodec.h"
36 #include "libavformat/avformat.h"
37 
38 #include "qsvvpp.h"
39 
40 #define OFFSET(x) offsetof(VPPContext, x)
41 #define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM)
42 
43 /* number of video enhancement filters */
44 #define ENH_FILTERS_COUNT (5)
45 
46 typedef struct VPPContext{
47  const AVClass *class;
48 
50 
51  /* Video Enhancement Algorithms */
52  mfxExtVPPDeinterlacing deinterlace_conf;
53  mfxExtVPPFrameRateConversion frc_conf;
54  mfxExtVPPDenoise denoise_conf;
55  mfxExtVPPDetail detail_conf;
56  mfxExtVPPProcAmp procamp_conf;
57 
58  int out_width;
60  /**
61  * Output sw format. AV_PIX_FMT_NONE for no conversion.
62  */
64 
65  AVRational framerate; /* target framerate */
66  int use_frc; /* use framerate conversion */
67  int deinterlace; /* deinterlace mode : 0=off, 1=bob, 2=advanced */
68  int denoise; /* Enable Denoise algorithm. Value [0, 100] */
69  int detail; /* Enable Detail Enhancement algorithm. */
70  /* Level is the optional, value [0, 100] */
71  int use_crop; /* 1 = use crop; 0=none */
72  int crop_w;
73  int crop_h;
74  int crop_x;
75  int crop_y;
76 
77  /* param for the procamp */
78  int procamp; /* enable procamp */
79  float hue;
80  float saturation;
81  float contrast;
82  float brightness;
83 
84  char *cx, *cy, *cw, *ch;
85  char *ow, *oh;
87 } VPPContext;
88 
89 static const AVOption options[] = {
90  { "deinterlace", "deinterlace mode: 0=off, 1=bob, 2=advanced", OFFSET(deinterlace), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, MFX_DEINTERLACING_ADVANCED, .flags = FLAGS, "deinterlace" },
91  { "bob", "Bob deinterlace mode.", 0, AV_OPT_TYPE_CONST, { .i64 = MFX_DEINTERLACING_BOB }, .flags = FLAGS, "deinterlace" },
92  { "advanced", "Advanced deinterlace mode. ", 0, AV_OPT_TYPE_CONST, { .i64 = MFX_DEINTERLACING_ADVANCED }, .flags = FLAGS, "deinterlace" },
93 
94  { "denoise", "denoise level [0, 100]", OFFSET(denoise), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 100, .flags = FLAGS },
95  { "detail", "enhancement level [0, 100]", OFFSET(detail), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 100, .flags = FLAGS },
96  { "framerate", "output framerate", OFFSET(framerate), AV_OPT_TYPE_RATIONAL, { .dbl = 0.0 },0, DBL_MAX, .flags = FLAGS },
97  { "procamp", "Enable ProcAmp", OFFSET(procamp), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, .flags = FLAGS},
98  { "hue", "ProcAmp hue", OFFSET(hue), AV_OPT_TYPE_FLOAT, { .dbl = 0.0 }, -180.0, 180.0, .flags = FLAGS},
99  { "saturation", "ProcAmp saturation", OFFSET(saturation), AV_OPT_TYPE_FLOAT, { .dbl = 1.0 }, 0.0, 10.0, .flags = FLAGS},
100  { "contrast", "ProcAmp contrast", OFFSET(contrast), AV_OPT_TYPE_FLOAT, { .dbl = 1.0 }, 0.0, 10.0, .flags = FLAGS},
101  { "brightness", "ProcAmp brightness", OFFSET(brightness), AV_OPT_TYPE_FLOAT, { .dbl = 0.0 }, -100.0, 100.0, .flags = FLAGS},
102 
103  { "cw", "set the width crop area expression", OFFSET(cw), AV_OPT_TYPE_STRING, { .str = "iw" }, CHAR_MIN, CHAR_MAX, FLAGS },
104  { "ch", "set the height crop area expression", OFFSET(ch), AV_OPT_TYPE_STRING, { .str = "ih" }, CHAR_MIN, CHAR_MAX, FLAGS },
105  { "cx", "set the x crop area expression", OFFSET(cx), AV_OPT_TYPE_STRING, { .str = "(in_w-out_w)/2" }, CHAR_MIN, CHAR_MAX, FLAGS },
106  { "cy", "set the y crop area expression", OFFSET(cy), AV_OPT_TYPE_STRING, { .str = "(in_h-out_h)/2" }, CHAR_MIN, CHAR_MAX, FLAGS },
107 
108  { "w", "Output video width", OFFSET(ow), AV_OPT_TYPE_STRING, { .str="cw" }, 0, 255, .flags = FLAGS },
109  { "width", "Output video width", OFFSET(ow), AV_OPT_TYPE_STRING, { .str="cw" }, 0, 255, .flags = FLAGS },
110  { "h", "Output video height", OFFSET(oh), AV_OPT_TYPE_STRING, { .str="w*ch/cw" }, 0, 255, .flags = FLAGS },
111  { "height", "Output video height", OFFSET(oh), AV_OPT_TYPE_STRING, { .str="w*ch/cw" }, 0, 255, .flags = FLAGS },
112  { "format", "Output pixel format", OFFSET(output_format_str), AV_OPT_TYPE_STRING, { .str = "same" }, .flags = FLAGS },
113 
114  { NULL }
115 };
116 
117 static const char *const var_names[] = {
118  "iw", "in_w",
119  "ih", "in_h",
120  "ow", "out_w", "w",
121  "oh", "out_h", "h",
122  "cw",
123  "ch",
124  "cx",
125  "cy",
126  NULL
127 };
128 
129 enum var_name {
134  CW,
135  CH,
136  CX,
137  CY,
139 };
140 
142 {
143 #define PASS_EXPR(e, s) {\
144  ret = av_expr_parse(&e, s, var_names, NULL, NULL, NULL, NULL, 0, ctx); \
145  if (ret < 0) {\
146  av_log(ctx, AV_LOG_ERROR, "Error when passing '%s'.\n", s);\
147  goto release;\
148  }\
149 }
150 #define CALC_EXPR(e, v, i) {\
151  i = v = av_expr_eval(e, var_values, NULL); \
152 }
153  VPPContext *vpp = ctx->priv;
154  double var_values[VAR_VARS_NB] = { NAN };
155  AVExpr *w_expr = NULL, *h_expr = NULL;
156  AVExpr *cw_expr = NULL, *ch_expr = NULL;
157  AVExpr *cx_expr = NULL, *cy_expr = NULL;
158  int ret = 0;
159 
160  PASS_EXPR(cw_expr, vpp->cw);
161  PASS_EXPR(ch_expr, vpp->ch);
162 
163  PASS_EXPR(w_expr, vpp->ow);
164  PASS_EXPR(h_expr, vpp->oh);
165 
166  PASS_EXPR(cx_expr, vpp->cx);
167  PASS_EXPR(cy_expr, vpp->cy);
168 
169  var_values[VAR_iW] =
170  var_values[VAR_IN_W] = ctx->inputs[0]->w;
171 
172  var_values[VAR_iH] =
173  var_values[VAR_IN_H] = ctx->inputs[0]->h;
174 
175  /* crop params */
176  CALC_EXPR(cw_expr, var_values[CW], vpp->crop_w);
177  CALC_EXPR(ch_expr, var_values[CH], vpp->crop_h);
178 
179  /* calc again in case cw is relative to ch */
180  CALC_EXPR(cw_expr, var_values[CW], vpp->crop_w);
181 
182  CALC_EXPR(w_expr,
183  var_values[VAR_OUT_W] = var_values[VAR_oW] = var_values[VAR_W],
184  vpp->out_width);
185  CALC_EXPR(h_expr,
186  var_values[VAR_OUT_H] = var_values[VAR_oH] = var_values[VAR_H],
187  vpp->out_height);
188 
189  /* calc again in case ow is relative to oh */
190  CALC_EXPR(w_expr,
191  var_values[VAR_OUT_W] = var_values[VAR_oW] = var_values[VAR_W],
192  vpp->out_width);
193 
194 
195  CALC_EXPR(cx_expr, var_values[CX], vpp->crop_x);
196  CALC_EXPR(cy_expr, var_values[CY], vpp->crop_y);
197 
198  /* calc again in case cx is relative to cy */
199  CALC_EXPR(cx_expr, var_values[CX], vpp->crop_x);
200 
201  if ((vpp->crop_w != var_values[VAR_iW]) || (vpp->crop_h != var_values[VAR_iH]))
202  vpp->use_crop = 1;
203 
204 release:
205  av_expr_free(w_expr);
206  av_expr_free(h_expr);
207  av_expr_free(cw_expr);
208  av_expr_free(ch_expr);
209  av_expr_free(cx_expr);
210  av_expr_free(cy_expr);
211 #undef PASS_EXPR
212 #undef CALC_EXPR
213 
214  return ret;
215 }
216 
218 {
219  VPPContext *vpp = ctx->priv;
220 
221  if (!strcmp(vpp->output_format_str, "same")) {
223  } else {
225  if (vpp->out_format == AV_PIX_FMT_NONE) {
226  av_log(ctx, AV_LOG_ERROR, "Unrecognized output pixel format: %s\n", vpp->output_format_str);
227  return AVERROR(EINVAL);
228  }
229  }
230 
231  return 0;
232 }
233 
234 static int config_input(AVFilterLink *inlink)
235 {
236  AVFilterContext *ctx = inlink->dst;
237  VPPContext *vpp = ctx->priv;
238  int ret;
239 
240  if (vpp->framerate.den == 0 || vpp->framerate.num == 0)
241  vpp->framerate = inlink->frame_rate;
242 
243  if (av_cmp_q(vpp->framerate, inlink->frame_rate))
244  vpp->use_frc = 1;
245 
246  ret = eval_expr(ctx);
247  if (ret != 0) {
248  av_log(ctx, AV_LOG_ERROR, "Fail to eval expr.\n");
249  return ret;
250  }
251 
252  if (vpp->out_height == 0 || vpp->out_width == 0) {
253  vpp->out_width = inlink->w;
254  vpp->out_height = inlink->h;
255  }
256 
257  if (vpp->use_crop) {
258  vpp->crop_x = FFMAX(vpp->crop_x, 0);
259  vpp->crop_y = FFMAX(vpp->crop_y, 0);
260 
261  if(vpp->crop_w + vpp->crop_x > inlink->w)
262  vpp->crop_x = inlink->w - vpp->crop_w;
263  if(vpp->crop_h + vpp->crop_y > inlink->h)
264  vpp->crop_y = inlink->h - vpp->crop_h;
265  }
266 
267  return 0;
268 }
269 
270 static int config_output(AVFilterLink *outlink)
271 {
272  AVFilterContext *ctx = outlink->src;
273  VPPContext *vpp = ctx->priv;
274  QSVVPPParam param = { NULL };
275  QSVVPPCrop crop = { 0 };
276  mfxExtBuffer *ext_buf[ENH_FILTERS_COUNT];
277  AVFilterLink *inlink = ctx->inputs[0];
278  enum AVPixelFormat in_format;
279 
280  outlink->w = vpp->out_width;
281  outlink->h = vpp->out_height;
282  outlink->frame_rate = vpp->framerate;
283  outlink->time_base = av_inv_q(vpp->framerate);
284 
285  param.filter_frame = NULL;
286  param.num_ext_buf = 0;
287  param.ext_buf = ext_buf;
288 
289  if (inlink->format == AV_PIX_FMT_QSV) {
290  if (!inlink->hw_frames_ctx || !inlink->hw_frames_ctx->data)
291  return AVERROR(EINVAL);
292  else
293  in_format = ((AVHWFramesContext*)inlink->hw_frames_ctx->data)->sw_format;
294  } else
295  in_format = inlink->format;
296 
297  param.out_sw_format = (vpp->out_format == AV_PIX_FMT_NONE) ? in_format : vpp->out_format;
298 
299  if (vpp->use_crop) {
300  crop.in_idx = 0;
301  crop.x = vpp->crop_x;
302  crop.y = vpp->crop_y;
303  crop.w = vpp->crop_w;
304  crop.h = vpp->crop_h;
305 
306  param.num_crop = 1;
307  param.crop = &crop;
308  }
309 
310  if (vpp->deinterlace) {
311  memset(&vpp->deinterlace_conf, 0, sizeof(mfxExtVPPDeinterlacing));
312  vpp->deinterlace_conf.Header.BufferId = MFX_EXTBUFF_VPP_DEINTERLACING;
313  vpp->deinterlace_conf.Header.BufferSz = sizeof(mfxExtVPPDeinterlacing);
314  vpp->deinterlace_conf.Mode = vpp->deinterlace == 1 ?
315  MFX_DEINTERLACING_BOB : MFX_DEINTERLACING_ADVANCED;
316 
317  param.ext_buf[param.num_ext_buf++] = (mfxExtBuffer*)&vpp->deinterlace_conf;
318  }
319 
320  if (vpp->use_frc) {
321  memset(&vpp->frc_conf, 0, sizeof(mfxExtVPPFrameRateConversion));
322  vpp->frc_conf.Header.BufferId = MFX_EXTBUFF_VPP_FRAME_RATE_CONVERSION;
323  vpp->frc_conf.Header.BufferSz = sizeof(mfxExtVPPFrameRateConversion);
324  vpp->frc_conf.Algorithm = MFX_FRCALGM_DISTRIBUTED_TIMESTAMP;
325 
326  param.ext_buf[param.num_ext_buf++] = (mfxExtBuffer*)&vpp->frc_conf;
327  }
328 
329  if (vpp->denoise) {
330  memset(&vpp->denoise_conf, 0, sizeof(mfxExtVPPDenoise));
331  vpp->denoise_conf.Header.BufferId = MFX_EXTBUFF_VPP_DENOISE;
332  vpp->denoise_conf.Header.BufferSz = sizeof(mfxExtVPPDenoise);
333  vpp->denoise_conf.DenoiseFactor = vpp->denoise;
334 
335  param.ext_buf[param.num_ext_buf++] = (mfxExtBuffer*)&vpp->denoise_conf;
336  }
337 
338  if (vpp->detail) {
339  memset(&vpp->detail_conf, 0, sizeof(mfxExtVPPDetail));
340  vpp->detail_conf.Header.BufferId = MFX_EXTBUFF_VPP_DETAIL;
341  vpp->detail_conf.Header.BufferSz = sizeof(mfxExtVPPDetail);
342  vpp->detail_conf.DetailFactor = vpp->detail;
343 
344  param.ext_buf[param.num_ext_buf++] = (mfxExtBuffer*)&vpp->detail_conf;
345  }
346 
347  if (vpp->procamp) {
348  memset(&vpp->procamp_conf, 0, sizeof(mfxExtVPPProcAmp));
349  vpp->procamp_conf.Header.BufferId = MFX_EXTBUFF_VPP_PROCAMP;
350  vpp->procamp_conf.Header.BufferSz = sizeof(mfxExtVPPProcAmp);
351  vpp->procamp_conf.Hue = vpp->hue;
352  vpp->procamp_conf.Saturation = vpp->saturation;
353  vpp->procamp_conf.Contrast = vpp->contrast;
354  vpp->procamp_conf.Brightness = vpp->brightness;
355 
356  param.ext_buf[param.num_ext_buf++] = (mfxExtBuffer*)&vpp->procamp_conf;
357  }
358 
359  if (vpp->use_frc || vpp->use_crop || vpp->deinterlace || vpp->denoise ||
360  vpp->detail || vpp->procamp || inlink->w != outlink->w || inlink->h != outlink->h)
361  return ff_qsvvpp_create(ctx, &vpp->qsv, &param);
362  else {
363  av_log(ctx, AV_LOG_VERBOSE, "qsv vpp pass through mode.\n");
364  if (inlink->hw_frames_ctx)
365  outlink->hw_frames_ctx = av_buffer_ref(inlink->hw_frames_ctx);
366  }
367 
368  return 0;
369 }
370 
371 static int filter_frame(AVFilterLink *inlink, AVFrame *picref)
372 {
373  int ret = 0;
374  AVFilterContext *ctx = inlink->dst;
375  VPPContext *vpp = inlink->dst->priv;
376  AVFilterLink *outlink = ctx->outputs[0];
377 
378  if (vpp->qsv) {
379  ret = ff_qsvvpp_filter_frame(vpp->qsv, inlink, picref);
380  av_frame_free(&picref);
381  } else {
382  if (picref->pts != AV_NOPTS_VALUE)
383  picref->pts = av_rescale_q(picref->pts, inlink->time_base, outlink->time_base);
384  ret = ff_filter_frame(outlink, picref);
385  }
386 
387  return ret;
388 }
389 
391 {
392  int ret;
393  AVFilterFormats *in_fmts, *out_fmts;
394  static const enum AVPixelFormat in_pix_fmts[] = {
401  };
402  static const enum AVPixelFormat out_pix_fmts[] = {
406  AV_PIX_FMT_NONE
407  };
408 
409  in_fmts = ff_make_format_list(in_pix_fmts);
410  out_fmts = ff_make_format_list(out_pix_fmts);
411  ret = ff_formats_ref(in_fmts, &ctx->inputs[0]->out_formats);
412  if (ret < 0)
413  return ret;
414  ret = ff_formats_ref(out_fmts, &ctx->outputs[0]->in_formats);
415  if (ret < 0)
416  return ret;
417 
418  return 0;
419 }
420 
422 {
423  VPPContext *vpp = ctx->priv;
424 
425  ff_qsvvpp_free(&vpp->qsv);
426 }
427 
428 static const AVClass vpp_class = {
429  .class_name = "vpp_qsv",
430  .item_name = av_default_item_name,
431  .option = options,
432  .version = LIBAVUTIL_VERSION_INT,
433 };
434 
435 static const AVFilterPad vpp_inputs[] = {
436  {
437  .name = "default",
438  .type = AVMEDIA_TYPE_VIDEO,
439  .config_props = config_input,
440  .filter_frame = filter_frame,
441  },
442  { NULL }
443 };
444 
445 static const AVFilterPad vpp_outputs[] = {
446  {
447  .name = "default",
448  .type = AVMEDIA_TYPE_VIDEO,
449  .config_props = config_output,
450  },
451  { NULL }
452 };
453 
455  .name = "vpp_qsv",
456  .description = NULL_IF_CONFIG_SMALL("Quick Sync Video VPP."),
457  .priv_size = sizeof(VPPContext),
459  .init = vpp_init,
460  .uninit = vpp_uninit,
461  .inputs = vpp_inputs,
462  .outputs = vpp_outputs,
463  .priv_class = &vpp_class,
464  .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
465 };
#define ENH_FILTERS_COUNT
Definition: vf_vpp_qsv.c:44
#define NULL
Definition: coverity.c:32
#define FF_FILTER_FLAG_HWFRAME_AWARE
The filter is aware of hardware frames, and any hardware frame context should not be automatically pr...
Definition: internal.h:385
int use_frc
Definition: vf_vpp_qsv.c:66
This structure describes decoded (raw) audio or video data.
Definition: frame.h:295
float brightness
Definition: vf_vpp_qsv.c:82
int crop_w
Definition: vf_vpp_qsv.c:72
static int config_output(AVFilterLink *outlink)
Definition: vf_vpp_qsv.c:270
AVOption.
Definition: opt.h:246
#define LIBAVUTIL_VERSION_INT
Definition: version.h:85
Main libavfilter public API header.
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:35
static av_cold int vpp_init(AVFilterContext *ctx)
Definition: vf_vpp_qsv.c:217
int num
Numerator.
Definition: rational.h:59
char * ch
Definition: vf_vpp_qsv.c:84
static int config_input(AVFilterLink *inlink)
Definition: vf_vpp_qsv.c:234
const char * av_default_item_name(void *ptr)
Return the context name.
Definition: log.c:191
enum AVPixelFormat out_format
Output sw format.
Definition: vf_vpp_qsv.c:63
static int filter_frame(AVFilterLink *inlink, AVFrame *picref)
Definition: vf_vpp_qsv.c:371
AVFilterFormats * ff_make_format_list(const int *fmts)
Create a list of supported formats.
Definition: formats.c:283
const char * name
Pad name.
Definition: internal.h:60
#define AV_PIX_FMT_P010
Definition: pixfmt.h:436
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
AVFilterLink ** inputs
array of pointers to input links
Definition: avfilter.h:346
#define OFFSET(x)
Definition: vf_vpp_qsv.c:40
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
Definition: avfilter.c:1080
mfxExtVPPProcAmp procamp_conf
Definition: vf_vpp_qsv.c:56
int crop_y
Definition: vf_vpp_qsv.c:75
AVRational framerate
Definition: vf_vpp_qsv.c:65
#define CALC_EXPR(e, v, i)
int ff_qsvvpp_create(AVFilterContext *avctx, QSVVPPContext **vpp, QSVVPPParam *param)
Definition: qsvvpp.c:561
AVFilter ff_vf_vpp_qsv
Definition: vf_vpp_qsv.c:454
#define av_cold
Definition: attributes.h:82
char * cw
Definition: vf_vpp_qsv.c:84
static av_cold int uninit(AVCodecContext *avctx)
Definition: crystalhd.c:279
AVOptions.
static int eval_expr(AVFilterContext *ctx)
Definition: vf_vpp_qsv.c:141
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
Definition: frame.h:388
Definition: eval.c:157
float saturation
Definition: vf_vpp_qsv.c:80
int crop_h
Definition: vf_vpp_qsv.c:73
int detail
Definition: vf_vpp_qsv.c:69
int use_crop
Definition: vf_vpp_qsv.c:71
int w
Definition: qsvvpp.h:46
#define AV_LOG_VERBOSE
Detailed information.
Definition: log.h:192
#define av_log(a,...)
mfxExtVPPDetail detail_conf
Definition: vf_vpp_qsv.c:55
int num_ext_buf
Definition: qsvvpp.h:54
char * cy
Definition: vf_vpp_qsv.c:84
A filter pad used for either input or output.
Definition: internal.h:54
float contrast
Definition: vf_vpp_qsv.c:81
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
int procamp
Definition: vf_vpp_qsv.c:78
mfxExtVPPDeinterlacing deinterlace_conf
Definition: vf_vpp_qsv.c:52
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
int deinterlace
Definition: vf_vpp_qsv.c:67
int out_width
Definition: vf_vpp_qsv.c:58
int crop_x
Definition: vf_vpp_qsv.c:74
static int query_formats(AVFilterContext *ctx)
Definition: vf_vpp_qsv.c:390
#define AVERROR(e)
Definition: error.h:43
char * cx
Definition: vf_vpp_qsv.c:84
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
Definition: frame.c:202
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:186
void * priv
private data for use by the filter
Definition: avfilter.h:353
Definition: vf_vpp_qsv.c:135
planar YUV 4:2:0, 12bpp, 1 plane for Y and 1 plane for the UV components, which are interleaved (firs...
Definition: pixfmt.h:89
simple assert() macros that are a bit more flexible than ISO C assert().
static const char *const var_names[]
Definition: vf_vpp_qsv.c:117
static enum AVPixelFormat in_pix_fmts[]
Definition: vf_ciescope.c:121
#define FFMAX(a, b)
Definition: common.h:94
QSVVPPContext * qsv
Definition: vf_vpp_qsv.c:49
static const AVFilterPad vpp_outputs[]
Definition: vf_vpp_qsv.c:445
float hue
Definition: vf_vpp_qsv.c:79
var_name
Definition: aeval.c:46
char * oh
Definition: vf_vpp_qsv.c:85
int x
Definition: qsvvpp.h:46
#define NAN
Definition: mathematics.h:64
Definition: vf_vpp_qsv.c:136
int ff_formats_ref(AVFilterFormats *f, AVFilterFormats **ref)
Add *ref as a new reference to formats.
Definition: formats.c:440
char * output_format_str
Definition: vf_vpp_qsv.c:86
AVFormatContext * ctx
Definition: movenc.c:48
int num_crop
Definition: qsvvpp.h:61
char * ow
Definition: vf_vpp_qsv.c:85
#define FLAGS
Definition: vf_vpp_qsv.c:41
static const AVFilterPad inputs[]
Definition: af_acontrast.c:193
if(ret< 0)
Definition: vf_mcdeint.c:279
static const AVFilterPad outputs[]
Definition: af_acontrast.c:203
Libavcodec external API header.
void av_expr_free(AVExpr *e)
Free a parsed expression previously created with av_expr_parse().
Definition: eval.c:334
int y
Definition: qsvvpp.h:46
int ff_qsvvpp_filter_frame(QSVVPPContext *s, AVFilterLink *inlink, AVFrame *picref)
Definition: qsvvpp.c:688
#define AV_PIX_FMT_RGB32
Definition: pixfmt.h:360
uint8_t * data
The data buffer.
Definition: buffer.h:89
static const AVFilterPad vpp_inputs[]
Definition: vf_vpp_qsv.c:435
packed YUV 4:2:2, 16bpp, Y0 Cb Y1 Cr
Definition: pixfmt.h:67
static const AVClass vpp_class
Definition: vf_vpp_qsv.c:428
Describe the class of an AVClass context structure.
Definition: log.h:67
int ff_qsvvpp_free(QSVVPPContext **vpp)
Definition: qsvvpp.c:664
Filter definition.
Definition: avfilter.h:144
Rational number (pair of numerator and denominator).
Definition: rational.h:58
int out_height
Definition: vf_vpp_qsv.c:59
This struct describes a set or pool of "hardware" frames (i.e.
Definition: hwcontext.h:123
HW acceleration through QSV, data[3] contains a pointer to the mfxFrameSurface1 structure.
Definition: pixfmt.h:222
const char * name
Filter name.
Definition: avfilter.h:148
#define PASS_EXPR(e, s)
AVFilterLink ** outputs
array of pointers to output links
Definition: avfilter.h:350
Definition: vf_vpp_qsv.c:134
mfxExtBuffer ** ext_buf
Definition: qsvvpp.h:55
mfxExtVPPFrameRateConversion frc_conf
Definition: vf_vpp_qsv.c:53
static av_always_inline AVRational av_inv_q(AVRational q)
Invert a rational.
Definition: rational.h:159
static int av_cmp_q(AVRational a, AVRational b)
Compare two rationals.
Definition: rational.h:89
Main libavformat public API header.
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:66
int h
Crop rectangle.
Definition: qsvvpp.h:46
mfxExtVPPDenoise denoise_conf
Definition: vf_vpp_qsv.c:54
AVBufferRef * av_buffer_ref(AVBufferRef *buf)
Create a new reference to an AVBuffer.
Definition: buffer.c:93
static enum AVPixelFormat out_pix_fmts[]
Definition: vf_ciescope.c:130
int den
Denominator.
Definition: rational.h:60
static const AVOption options[]
Definition: vf_vpp_qsv.c:89
int in_idx
Input index.
Definition: qsvvpp.h:45
static av_cold void vpp_uninit(AVFilterContext *ctx)
Definition: vf_vpp_qsv.c:421
A list of supported formats for one end of a filter link.
Definition: formats.h:64
int denoise
Definition: vf_vpp_qsv.c:68
An instance of a filter.
Definition: avfilter.h:338
QSVVPPCrop * crop
Definition: qsvvpp.h:62
enum AVPixelFormat out_sw_format
Definition: qsvvpp.h:58
Intel Quick Sync Video VPP base function.
Definition: vf_vpp_qsv.c:137
int(* filter_frame)(AVFilterLink *outlink, AVFrame *frame)
Definition: qsvvpp.h:51
enum AVPixelFormat av_get_pix_fmt(const char *name)
Return the pixel format corresponding to name.
Definition: pixdesc.c:2450
internal API functions
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
#define AV_NOPTS_VALUE
Undefined timestamp value.
Definition: avutil.h:248
simple arithmetic expression evaluator