FFmpeg  4.4
vf_showinfo.c
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1 /*
2  * Copyright (c) 2011 Stefano Sabatini
3  * This file is part of FFmpeg.
4  *
5  * FFmpeg is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * FFmpeg is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with FFmpeg; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18  */
19 
20 /**
21  * @file
22  * filter for showing textual video frame information
23  */
24 
25 #include <inttypes.h>
26 
27 #include "libavutil/bswap.h"
28 #include "libavutil/adler32.h"
29 #include "libavutil/display.h"
30 #include "libavutil/imgutils.h"
31 #include "libavutil/internal.h"
33 #include "libavutil/opt.h"
34 #include "libavutil/pixdesc.h"
35 #include "libavutil/spherical.h"
36 #include "libavutil/stereo3d.h"
37 #include "libavutil/timestamp.h"
38 #include "libavutil/timecode.h"
41 
42 #include "avfilter.h"
43 #include "internal.h"
44 #include "video.h"
45 
46 typedef struct ShowInfoContext {
47  const AVClass *class;
50 
51 #define OFFSET(x) offsetof(ShowInfoContext, x)
52 #define VF AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
53 
54 static const AVOption showinfo_options[] = {
55  { "checksum", "calculate checksums", OFFSET(calculate_checksums), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1, VF },
56  { NULL }
57 };
58 
60 
62 {
63  const AVSphericalMapping *spherical = (const AVSphericalMapping *)sd->data;
64  double yaw, pitch, roll;
65 
66  av_log(ctx, AV_LOG_INFO, "spherical information: ");
67  if (sd->size < sizeof(*spherical)) {
68  av_log(ctx, AV_LOG_ERROR, "invalid data\n");
69  return;
70  }
71 
72  if (spherical->projection == AV_SPHERICAL_EQUIRECTANGULAR)
73  av_log(ctx, AV_LOG_INFO, "equirectangular ");
74  else if (spherical->projection == AV_SPHERICAL_CUBEMAP)
75  av_log(ctx, AV_LOG_INFO, "cubemap ");
76  else if (spherical->projection == AV_SPHERICAL_EQUIRECTANGULAR_TILE)
77  av_log(ctx, AV_LOG_INFO, "tiled equirectangular ");
78  else {
79  av_log(ctx, AV_LOG_WARNING, "unknown\n");
80  return;
81  }
82 
83  yaw = ((double)spherical->yaw) / (1 << 16);
84  pitch = ((double)spherical->pitch) / (1 << 16);
85  roll = ((double)spherical->roll) / (1 << 16);
86  av_log(ctx, AV_LOG_INFO, "(%f/%f/%f) ", yaw, pitch, roll);
87 
89  size_t l, t, r, b;
91  &l, &t, &r, &b);
94  l, t, r, b);
95  } else if (spherical->projection == AV_SPHERICAL_CUBEMAP) {
96  av_log(ctx, AV_LOG_INFO, "[pad %"PRIu32"] ", spherical->padding);
97  }
98 }
99 
101 {
102  const AVStereo3D *stereo;
103 
104  av_log(ctx, AV_LOG_INFO, "stereoscopic information: ");
105  if (sd->size < sizeof(*stereo)) {
106  av_log(ctx, AV_LOG_ERROR, "invalid data\n");
107  return;
108  }
109 
110  stereo = (const AVStereo3D *)sd->data;
111 
112  av_log(ctx, AV_LOG_INFO, "type - %s", av_stereo3d_type_name(stereo->type));
113 
114  if (stereo->flags & AV_STEREO3D_FLAG_INVERT)
115  av_log(ctx, AV_LOG_INFO, " (inverted)");
116 }
117 
119 {
120  const uint32_t *tc = (const uint32_t *)sd->data;
121 
122  if ((sd->size != sizeof(uint32_t) * 4) || (tc[0] > 3)) {
123  av_log(ctx, AV_LOG_ERROR, "invalid data\n");
124  return;
125  }
126 
127  for (int j = 1; j <= tc[0]; j++) {
128  char tcbuf[AV_TIMECODE_STR_SIZE];
129  av_timecode_make_smpte_tc_string2(tcbuf, frame_rate, tc[j], 0, 0);
130  av_log(ctx, AV_LOG_INFO, "timecode - %s%s", tcbuf, j != tc[0] ? ", " : "");
131  }
132 }
133 
134 static void dump_roi(AVFilterContext *ctx, const AVFrameSideData *sd)
135 {
136  int nb_rois;
137  const AVRegionOfInterest *roi;
138  uint32_t roi_size;
139 
140  roi = (const AVRegionOfInterest *)sd->data;
141  roi_size = roi->self_size;
142  if (!roi_size || sd->size % roi_size != 0) {
143  av_log(ctx, AV_LOG_ERROR, "Invalid AVRegionOfInterest.self_size.\n");
144  return;
145  }
146  nb_rois = sd->size / roi_size;
147 
148  av_log(ctx, AV_LOG_INFO, "Regions Of Interest(RoI) information: ");
149  for (int i = 0; i < nb_rois; i++) {
150  roi = (const AVRegionOfInterest *)(sd->data + roi_size * i);
151  av_log(ctx, AV_LOG_INFO, "index: %d, region: (%d, %d)/(%d, %d), qp offset: %d/%d.\n",
152  i, roi->left, roi->top, roi->right, roi->bottom, roi->qoffset.num, roi->qoffset.den);
153  }
154 }
155 
157 {
158  const AVMasteringDisplayMetadata *mastering_display;
159 
160  av_log(ctx, AV_LOG_INFO, "mastering display: ");
161  if (sd->size < sizeof(*mastering_display)) {
162  av_log(ctx, AV_LOG_ERROR, "invalid data\n");
163  return;
164  }
165 
166  mastering_display = (const AVMasteringDisplayMetadata *)sd->data;
167 
168  av_log(ctx, AV_LOG_INFO, "has_primaries:%d has_luminance:%d "
169  "r(%5.4f,%5.4f) g(%5.4f,%5.4f) b(%5.4f %5.4f) wp(%5.4f, %5.4f) "
170  "min_luminance=%f, max_luminance=%f",
171  mastering_display->has_primaries, mastering_display->has_luminance,
172  av_q2d(mastering_display->display_primaries[0][0]),
173  av_q2d(mastering_display->display_primaries[0][1]),
174  av_q2d(mastering_display->display_primaries[1][0]),
175  av_q2d(mastering_display->display_primaries[1][1]),
176  av_q2d(mastering_display->display_primaries[2][0]),
177  av_q2d(mastering_display->display_primaries[2][1]),
178  av_q2d(mastering_display->white_point[0]), av_q2d(mastering_display->white_point[1]),
179  av_q2d(mastering_display->min_luminance), av_q2d(mastering_display->max_luminance));
180 }
181 
183 {
184  AVDynamicHDRPlus *hdr_plus;
185 
186  av_log(ctx, AV_LOG_INFO, "HDR10+ metadata: ");
187  if (sd->size < sizeof(*hdr_plus)) {
188  av_log(ctx, AV_LOG_ERROR, "invalid data\n");
189  return;
190  }
191 
192  hdr_plus = (AVDynamicHDRPlus *)sd->data;
193  av_log(ctx, AV_LOG_INFO, "application version: %d, ", hdr_plus->application_version);
194  av_log(ctx, AV_LOG_INFO, "num_windows: %d, ", hdr_plus->num_windows);
195  for (int w = 1; w < hdr_plus->num_windows; w++) {
196  AVHDRPlusColorTransformParams *params = &hdr_plus->params[w];
197  av_log(ctx, AV_LOG_INFO, "window %d { ", w);
198  av_log(ctx, AV_LOG_INFO, "window_upper_left_corner: (%5.4f,%5.4f),",
201  av_log(ctx, AV_LOG_INFO, "window_lower_right_corner: (%5.4f,%5.4f), ",
204  av_log(ctx, AV_LOG_INFO, "window_upper_left_corner: (%5.4f, %5.4f), ",
207  av_log(ctx, AV_LOG_INFO, "center_of_ellipse_x: (%d,%d), ",
208  params->center_of_ellipse_x,
209  params->center_of_ellipse_y);
210  av_log(ctx, AV_LOG_INFO, "rotation_angle: %d, ",
211  params->rotation_angle);
212  av_log(ctx, AV_LOG_INFO, "semimajor_axis_internal_ellipse: %d, ",
214  av_log(ctx, AV_LOG_INFO, "semimajor_axis_external_ellipse: %d, ",
216  av_log(ctx, AV_LOG_INFO, "semiminor_axis_external_ellipse: %d, ",
218  av_log(ctx, AV_LOG_INFO, "overlap_process_option: %d}, ",
219  params->overlap_process_option);
220  }
221  av_log(ctx, AV_LOG_INFO, "targeted_system_display_maximum_luminance: %9.4f, ",
224  av_log(ctx, AV_LOG_INFO, "targeted_system_display_actual_peak_luminance: {");
225  for (int i = 0; i < hdr_plus->num_rows_targeted_system_display_actual_peak_luminance; i++) {
226  av_log(ctx, AV_LOG_INFO, "(");
227  for (int j = 0; j < hdr_plus->num_cols_targeted_system_display_actual_peak_luminance; j++) {
228  av_log(ctx, AV_LOG_INFO, "%5.4f,",
230  }
231  av_log(ctx, AV_LOG_INFO, ")");
232  }
233  av_log(ctx, AV_LOG_INFO, "}, ");
234  }
235 
236  for (int w = 0; w < hdr_plus->num_windows; w++) {
237  AVHDRPlusColorTransformParams *params = &hdr_plus->params[w];
238  av_log(ctx, AV_LOG_INFO, "window %d {maxscl: {", w);
239  for (int i = 0; i < 3; i++) {
240  av_log(ctx, AV_LOG_INFO, "%5.4f,",av_q2d(params->maxscl[i]));
241  }
242  av_log(ctx, AV_LOG_INFO, "} average_maxrgb: %5.4f, ",
243  av_q2d(params->average_maxrgb));
244  av_log(ctx, AV_LOG_INFO, "distribution_maxrgb: {");
245  for (int i = 0; i < params->num_distribution_maxrgb_percentiles; i++) {
246  av_log(ctx, AV_LOG_INFO, "(%d,%5.4f)",
249  }
250  av_log(ctx, AV_LOG_INFO, "} fraction_bright_pixels: %5.4f, ",
251  av_q2d(params->fraction_bright_pixels));
252  if (params->tone_mapping_flag) {
253  av_log(ctx, AV_LOG_INFO, "knee_point: (%5.4f,%5.4f), ", av_q2d(params->knee_point_x), av_q2d(params->knee_point_y));
254  av_log(ctx, AV_LOG_INFO, "bezier_curve_anchors: {");
255  for (int i = 0; i < params->num_bezier_curve_anchors; i++) {
256  av_log(ctx, AV_LOG_INFO, "%5.4f,",
257  av_q2d(params->bezier_curve_anchors[i]));
258  }
259  av_log(ctx, AV_LOG_INFO, "} ");
260  }
261  if (params->color_saturation_mapping_flag) {
262  av_log(ctx, AV_LOG_INFO, "color_saturation_weight: %5.4f",
264  }
265  av_log(ctx, AV_LOG_INFO, "} ");
266  }
267 
269  av_log(ctx, AV_LOG_INFO, "mastering_display_actual_peak_luminance: {");
270  for (int i = 0; i < hdr_plus->num_rows_mastering_display_actual_peak_luminance; i++) {
271  av_log(ctx, AV_LOG_INFO, "(");
272  for (int j = 0; j < hdr_plus->num_cols_mastering_display_actual_peak_luminance; j++) {
273  av_log(ctx, AV_LOG_INFO, " %5.4f,",
275  }
276  av_log(ctx, AV_LOG_INFO, ")");
277  }
278  av_log(ctx, AV_LOG_INFO, "} ");
279  }
280 }
281 
283 {
284  const AVContentLightMetadata *metadata = (const AVContentLightMetadata *)sd->data;
285 
286  av_log(ctx, AV_LOG_INFO, "Content Light Level information: "
287  "MaxCLL=%d, MaxFALL=%d",
288  metadata->MaxCLL, metadata->MaxFALL);
289 }
290 
292 {
293  const AVVideoEncParams *par = (const AVVideoEncParams *)sd->data;
294  int plane, acdc;
295 
296  av_log(ctx, AV_LOG_INFO, "video encoding parameters: type %d; ", par->type);
297  if (par->qp)
298  av_log(ctx, AV_LOG_INFO, "qp=%d; ", par->qp);
299  for (plane = 0; plane < FF_ARRAY_ELEMS(par->delta_qp); plane++)
300  for (acdc = 0; acdc < FF_ARRAY_ELEMS(par->delta_qp[plane]); acdc++) {
301  int delta_qp = par->delta_qp[plane][acdc];
302  if (delta_qp)
303  av_log(ctx, AV_LOG_INFO, "delta_qp[%d][%d]=%d; ",
304  plane, acdc, delta_qp);
305  }
306  if (par->nb_blocks)
307  av_log(ctx, AV_LOG_INFO, "%u blocks; ", par->nb_blocks);
308 }
309 
311 {
312  const int uuid_size = 16;
313  const uint8_t *user_data = sd->data;
314  int i;
315 
316  if (sd->size < uuid_size) {
317  av_log(ctx, AV_LOG_ERROR, "invalid data(%d < UUID(%d-bytes))\n", sd->size, uuid_size);
318  return;
319  }
320 
321  av_log(ctx, AV_LOG_INFO, "User Data Unregistered:\n");
322  av_log(ctx, AV_LOG_INFO, "UUID=");
323  for (i = 0; i < uuid_size; i++) {
324  av_log(ctx, AV_LOG_INFO, "%02x", user_data[i]);
325  if (i == 3 || i == 5 || i == 7 || i == 9)
326  av_log(ctx, AV_LOG_INFO, "-");
327  }
328  av_log(ctx, AV_LOG_INFO, "\n");
329 
330  av_log(ctx, AV_LOG_INFO, "User Data=");
331  for (; i < sd->size; i++) {
332  av_log(ctx, AV_LOG_INFO, "%02x", user_data[i]);
333  }
334  av_log(ctx, AV_LOG_INFO, "\n");
335 }
336 
338 {
339  const char *color_range_str = av_color_range_name(frame->color_range);
340  const char *colorspace_str = av_color_space_name(frame->colorspace);
341  const char *color_primaries_str = av_color_primaries_name(frame->color_primaries);
342  const char *color_trc_str = av_color_transfer_name(frame->color_trc);
343 
344  if (!color_range_str || frame->color_range == AVCOL_RANGE_UNSPECIFIED) {
345  av_log(ctx, AV_LOG_INFO, "color_range:unknown");
346  } else {
347  av_log(ctx, AV_LOG_INFO, "color_range:%s", color_range_str);
348  }
349 
350  if (!colorspace_str || frame->colorspace == AVCOL_SPC_UNSPECIFIED) {
351  av_log(ctx, AV_LOG_INFO, " color_space:unknown");
352  } else {
353  av_log(ctx, AV_LOG_INFO, " color_space:%s", colorspace_str);
354  }
355 
356  if (!color_primaries_str || frame->color_primaries == AVCOL_PRI_UNSPECIFIED) {
357  av_log(ctx, AV_LOG_INFO, " color_primaries:unknown");
358  } else {
359  av_log(ctx, AV_LOG_INFO, " color_primaries:%s", color_primaries_str);
360  }
361 
362  if (!color_trc_str || frame->color_trc == AVCOL_TRC_UNSPECIFIED) {
363  av_log(ctx, AV_LOG_INFO, " color_trc:unknown");
364  } else {
365  av_log(ctx, AV_LOG_INFO, " color_trc:%s", color_trc_str);
366  }
367  av_log(ctx, AV_LOG_INFO, "\n");
368 }
369 
370 static void update_sample_stats_8(const uint8_t *src, int len, int64_t *sum, int64_t *sum2)
371 {
372  int i;
373 
374  for (i = 0; i < len; i++) {
375  *sum += src[i];
376  *sum2 += src[i] * src[i];
377  }
378 }
379 
380 static void update_sample_stats_16(int be, const uint8_t *src, int len, int64_t *sum, int64_t *sum2)
381 {
382  const uint16_t *src1 = (const uint16_t *)src;
383  int i;
384 
385  for (i = 0; i < len / 2; i++) {
386  if ((HAVE_BIGENDIAN && !be) || (!HAVE_BIGENDIAN && be)) {
387  *sum += av_bswap16(src1[i]);
388  *sum2 += (uint32_t)av_bswap16(src1[i]) * (uint32_t)av_bswap16(src1[i]);
389  } else {
390  *sum += src1[i];
391  *sum2 += (uint32_t)src1[i] * (uint32_t)src1[i];
392  }
393  }
394 }
395 
396 static void update_sample_stats(int depth, int be, const uint8_t *src, int len, int64_t *sum, int64_t *sum2)
397 {
398  if (depth <= 8)
399  update_sample_stats_8(src, len, sum, sum2);
400  else
401  update_sample_stats_16(be, src, len, sum, sum2);
402 }
403 
404 static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
405 {
406  AVFilterContext *ctx = inlink->dst;
407  ShowInfoContext *s = ctx->priv;
409  uint32_t plane_checksum[4] = {0}, checksum = 0;
410  int64_t sum[4] = {0}, sum2[4] = {0};
411  int32_t pixelcount[4] = {0};
412  int bitdepth = desc->comp[0].depth;
413  int be = desc->flags & AV_PIX_FMT_FLAG_BE;
414  int i, plane, vsub = desc->log2_chroma_h;
415 
416  for (plane = 0; plane < 4 && s->calculate_checksums && frame->data[plane] && frame->linesize[plane]; plane++) {
417  uint8_t *data = frame->data[plane];
418  int h = plane == 1 || plane == 2 ? AV_CEIL_RSHIFT(inlink->h, vsub) : inlink->h;
419  int linesize = av_image_get_linesize(frame->format, frame->width, plane);
420  int width = linesize >> (bitdepth > 8);
421 
422  if (linesize < 0)
423  return linesize;
424 
425  for (i = 0; i < h; i++) {
426  plane_checksum[plane] = av_adler32_update(plane_checksum[plane], data, linesize);
427  checksum = av_adler32_update(checksum, data, linesize);
428 
429  update_sample_stats(bitdepth, be, data, linesize, sum+plane, sum2+plane);
430  pixelcount[plane] += width;
431  data += frame->linesize[plane];
432  }
433  }
434 
436  "n:%4"PRId64" pts:%7s pts_time:%-7s pos:%9"PRId64" "
437  "fmt:%s sar:%d/%d s:%dx%d i:%c iskey:%d type:%c ",
438  inlink->frame_count_out,
440  desc->name,
442  frame->width, frame->height,
443  !frame->interlaced_frame ? 'P' : /* Progressive */
444  frame->top_field_first ? 'T' : 'B', /* Top / Bottom */
445  frame->key_frame,
447 
448  if (s->calculate_checksums) {
450  "checksum:%08"PRIX32" plane_checksum:[%08"PRIX32,
451  checksum, plane_checksum[0]);
452 
453  for (plane = 1; plane < 4 && frame->data[plane] && frame->linesize[plane]; plane++)
454  av_log(ctx, AV_LOG_INFO, " %08"PRIX32, plane_checksum[plane]);
455  av_log(ctx, AV_LOG_INFO, "] mean:[");
456  for (plane = 0; plane < 4 && frame->data[plane] && frame->linesize[plane]; plane++)
457  av_log(ctx, AV_LOG_INFO, "%"PRId64" ", (sum[plane] + pixelcount[plane]/2) / pixelcount[plane]);
458  av_log(ctx, AV_LOG_INFO, "\b] stdev:[");
459  for (plane = 0; plane < 4 && frame->data[plane] && frame->linesize[plane]; plane++)
460  av_log(ctx, AV_LOG_INFO, "%3.1f ",
461  sqrt((sum2[plane] - sum[plane]*(double)sum[plane]/pixelcount[plane])/pixelcount[plane]));
462  av_log(ctx, AV_LOG_INFO, "\b]");
463  }
464  av_log(ctx, AV_LOG_INFO, "\n");
465 
466  for (i = 0; i < frame->nb_side_data; i++) {
468 
469  av_log(ctx, AV_LOG_INFO, " side data - ");
470  switch (sd->type) {
472  av_log(ctx, AV_LOG_INFO, "pan/scan");
473  break;
475  av_log(ctx, AV_LOG_INFO, "A/53 closed captions (%d bytes)", sd->size);
476  break;
478  dump_spherical(ctx, frame, sd);
479  break;
481  dump_stereo3d(ctx, sd);
482  break;
484  dump_s12m_timecode(ctx, inlink->frame_rate, sd);
485  break;
486  }
488  av_log(ctx, AV_LOG_INFO, "displaymatrix: rotation of %.2f degrees",
490  break;
491  case AV_FRAME_DATA_AFD:
492  av_log(ctx, AV_LOG_INFO, "afd: value of %"PRIu8, sd->data[0]);
493  break;
495  dump_roi(ctx, sd);
496  break;
499  break;
502  break;
505  break;
507  char tcbuf[AV_TIMECODE_STR_SIZE];
508  av_timecode_make_mpeg_tc_string(tcbuf, *(int64_t *)(sd->data));
509  av_log(ctx, AV_LOG_INFO, "GOP timecode - %s", tcbuf);
510  break;
511  }
514  break;
517  break;
518  default:
519  av_log(ctx, AV_LOG_WARNING, "unknown side data type %d (%d bytes)\n",
520  sd->type, sd->size);
521  break;
522  }
523 
524  av_log(ctx, AV_LOG_INFO, "\n");
525  }
526 
528 
529  return ff_filter_frame(inlink->dst->outputs[0], frame);
530 }
531 
532 static int config_props(AVFilterContext *ctx, AVFilterLink *link, int is_out)
533 {
534 
535  av_log(ctx, AV_LOG_INFO, "config %s time_base: %d/%d, frame_rate: %d/%d\n",
536  is_out ? "out" : "in",
537  link->time_base.num, link->time_base.den,
538  link->frame_rate.num, link->frame_rate.den);
539 
540  return 0;
541 }
542 
543 static int config_props_in(AVFilterLink *link)
544 {
545  AVFilterContext *ctx = link->dst;
546  return config_props(ctx, link, 0);
547 }
548 
550 {
551  AVFilterContext *ctx = link->src;
552  return config_props(ctx, link, 1);
553 }
554 
556  {
557  .name = "default",
558  .type = AVMEDIA_TYPE_VIDEO,
559  .filter_frame = filter_frame,
560  .config_props = config_props_in,
561  },
562  { NULL }
563 };
564 
566  {
567  .name = "default",
568  .type = AVMEDIA_TYPE_VIDEO,
569  .config_props = config_props_out,
570  },
571  { NULL }
572 };
573 
575  .name = "showinfo",
576  .description = NULL_IF_CONFIG_SMALL("Show textual information for each video frame."),
577  .inputs = avfilter_vf_showinfo_inputs,
578  .outputs = avfilter_vf_showinfo_outputs,
579  .priv_size = sizeof(ShowInfoContext),
580  .priv_class = &showinfo_class,
581 };
Public header for Adler-32 hash function implementation.
uint8_t
int32_t
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
Definition: avfilter.c:1094
Main libavfilter public API header.
byte swapping routines
static int FUNC() user_data(CodedBitstreamContext *ctx, RWContext *rw, MPEG2RawUserData *current)
#define s(width, name)
Definition: cbs_vp9.c:257
#define AV_CEIL_RSHIFT(a, b)
Definition: common.h:58
#define HAVE_BIGENDIAN
Definition: config.h:200
#define NULL
Definition: coverity.c:32
static AVFrame * frame
Display matrix.
@ AV_OPT_TYPE_BOOL
Definition: opt.h:242
unsigned long av_adler32_update(unsigned long adler, const uint8_t *buf, unsigned int len)
Calculate the Adler32 checksum of a buffer.
Definition: adler32.c:45
@ AV_FRAME_DATA_GOP_TIMECODE
The GOP timecode in 25 bit timecode format.
Definition: frame.h:124
@ AV_FRAME_DATA_SPHERICAL
The data represents the AVSphericalMapping structure defined in libavutil/spherical....
Definition: frame.h:130
@ AV_FRAME_DATA_CONTENT_LIGHT_LEVEL
Content light level (based on CTA-861.3).
Definition: frame.h:136
@ AV_FRAME_DATA_PANSCAN
The data is the AVPanScan struct defined in libavcodec.
Definition: frame.h:52
@ AV_FRAME_DATA_DISPLAYMATRIX
This side data contains a 3x3 transformation matrix describing an affine transformation that needs to...
Definition: frame.h:84
@ AV_FRAME_DATA_A53_CC
ATSC A53 Part 4 Closed Captions.
Definition: frame.h:58
@ AV_FRAME_DATA_SEI_UNREGISTERED
User data unregistered metadata associated with a video frame.
Definition: frame.h:194
@ AV_FRAME_DATA_DYNAMIC_HDR_PLUS
HDR dynamic metadata associated with a video frame.
Definition: frame.h:175
@ AV_FRAME_DATA_MASTERING_DISPLAY_METADATA
Mastering display metadata associated with a video frame.
Definition: frame.h:119
@ AV_FRAME_DATA_VIDEO_ENC_PARAMS
Encoding parameters for a video frame, as described by AVVideoEncParams.
Definition: frame.h:186
@ AV_FRAME_DATA_AFD
Active Format Description data consisting of a single byte as specified in ETSI TS 101 154 using AVAc...
Definition: frame.h:89
@ AV_FRAME_DATA_S12M_TIMECODE
Timecode which conforms to SMPTE ST 12-1.
Definition: frame.h:168
@ AV_FRAME_DATA_STEREO3D
Stereoscopic 3d metadata.
Definition: frame.h:63
@ AV_FRAME_DATA_REGIONS_OF_INTEREST
Regions Of Interest, the data is an array of AVRegionOfInterest type, the number of array element is ...
Definition: frame.h:181
#define AV_LOG_WARNING
Something somehow does not look correct.
Definition: log.h:200
#define AV_LOG_INFO
Standard information.
Definition: log.h:205
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:194
static double av_q2d(AVRational a)
Convert an AVRational to a double.
Definition: rational.h:104
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
int av_image_get_linesize(enum AVPixelFormat pix_fmt, int width, int plane)
Compute the size of an image line with format pix_fmt and width width for the plane plane.
Definition: imgutils.c:76
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
double av_display_rotation_get(const int32_t matrix[9])
Extract the rotation component of the transformation matrix.
Definition: display.c:34
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:37
@ AV_SPHERICAL_EQUIRECTANGULAR
Video represents a sphere mapped on a flat surface using equirectangular projection.
Definition: spherical.h:56
@ AV_SPHERICAL_EQUIRECTANGULAR_TILE
Video represents a portion of a sphere mapped on a flat surface using equirectangular projection.
Definition: spherical.h:72
@ AV_SPHERICAL_CUBEMAP
Video frame is split into 6 faces of a cube, and arranged on a 3x2 layout.
Definition: spherical.h:65
#define AV_STEREO3D_FLAG_INVERT
Inverted views, Right/Bottom represents the left view.
Definition: stereo3d.h:167
const char * av_stereo3d_type_name(unsigned int type)
Provide a human-readable name of a given stereo3d type.
Definition: stereo3d.c:57
misc image utilities
int i
Definition: input.c:407
common internal API header
#define SIZE_SPECIFIER
Definition: internal.h:193
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition: internal.h:117
Stereoscopic video.
const char * desc
Definition: libsvtav1.c:79
uint8_t w
Definition: llviddspenc.c:39
const char data[16]
Definition: mxf.c:142
AVOptions.
const char * av_color_transfer_name(enum AVColorTransferCharacteristic transfer)
Definition: pixdesc.c:2940
const char * av_color_range_name(enum AVColorRange range)
Definition: pixdesc.c:2901
const char * av_color_space_name(enum AVColorSpace space)
Definition: pixdesc.c:2961
const char * av_color_primaries_name(enum AVColorPrimaries primaries)
Definition: pixdesc.c:2919
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2573
#define AV_PIX_FMT_FLAG_BE
Pixel format is big-endian.
Definition: pixdesc.h:128
@ AVCOL_RANGE_UNSPECIFIED
Definition: pixfmt.h:552
@ AVCOL_PRI_UNSPECIFIED
Definition: pixfmt.h:461
@ AVCOL_TRC_UNSPECIFIED
Definition: pixfmt.h:486
@ AVCOL_SPC_UNSPECIFIED
Definition: pixfmt.h:515
#define tc
Definition: regdef.h:69
#define av_bswap16
Definition: bswap.h:31
#define FF_ARRAY_ELEMS(a)
Spherical video.
Describe the class of an AVClass context structure.
Definition: log.h:67
Content light level needed by to transmit HDR over HDMI (CTA-861.3).
unsigned MaxFALL
Max average light level per frame (cd/m^2).
unsigned MaxCLL
Max content light level (cd/m^2).
This struct represents dynamic metadata for color volume transform - application 4 of SMPTE 2094-40:2...
uint8_t targeted_system_display_actual_peak_luminance_flag
This flag shall be equal to 0 in bit streams conforming to this version of this Specification.
uint8_t num_cols_targeted_system_display_actual_peak_luminance
The number of columns in the targeted_system_display_actual_peak_luminance array.
AVRational targeted_system_display_maximum_luminance
The nominal maximum display luminance of the targeted system display, in units of 0....
uint8_t mastering_display_actual_peak_luminance_flag
This flag shall be equal to 0 in bitstreams conforming to this version of this Specification.
AVHDRPlusColorTransformParams params[3]
The color transform parameters for every processing window.
uint8_t num_rows_targeted_system_display_actual_peak_luminance
The number of rows in the targeted system_display_actual_peak_luminance array.
uint8_t application_version
Application version in the application defining document in ST-2094 suite.
AVRational targeted_system_display_actual_peak_luminance[25][25]
The normalized actual peak luminance of the targeted system display.
uint8_t num_cols_mastering_display_actual_peak_luminance
The number of columns in the mastering_display_actual_peak_luminance array.
AVRational mastering_display_actual_peak_luminance[25][25]
The normalized actual peak luminance of the mastering display used for mastering the image essence.
uint8_t num_windows
The number of processing windows.
uint8_t num_rows_mastering_display_actual_peak_luminance
The number of rows in the mastering_display_actual_peak_luminance array.
An instance of a filter.
Definition: avfilter.h:341
AVFilterLink ** outputs
array of pointers to output links
Definition: avfilter.h:353
A filter pad used for either input or output.
Definition: internal.h:54
const char * name
Pad name.
Definition: internal.h:60
Filter definition.
Definition: avfilter.h:145
const char * name
Filter name.
Definition: avfilter.h:149
Structure to hold side data for an AVFrame.
Definition: frame.h:220
enum AVFrameSideDataType type
Definition: frame.h:221
uint8_t * data
Definition: frame.h:222
This structure describes decoded (raw) audio or video data.
Definition: frame.h:318
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
Definition: frame.h:411
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition: frame.h:332
int width
Definition: frame.h:376
int key_frame
1 -> keyframe, 0-> not
Definition: frame.h:396
int64_t pkt_pos
reordered pos from the last AVPacket that has been input into the decoder
Definition: frame.h:589
int height
Definition: frame.h:376
AVFrameSideData ** side_data
Definition: frame.h:529
enum AVColorPrimaries color_primaries
Definition: frame.h:564
AVRational sample_aspect_ratio
Sample aspect ratio for the video frame, 0/1 if unknown/unspecified.
Definition: frame.h:406
int top_field_first
If the content is interlaced, is top field displayed first.
Definition: frame.h:470
int interlaced_frame
The content of the picture is interlaced.
Definition: frame.h:465
enum AVColorRange color_range
MPEG vs JPEG YUV range.
Definition: frame.h:562
int nb_side_data
Definition: frame.h:530
enum AVColorSpace colorspace
YUV colorspace type.
Definition: frame.h:573
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
Definition: frame.h:349
enum AVColorTransferCharacteristic color_trc
Definition: frame.h:566
int format
format of the frame, -1 if unknown or unset Values correspond to enum AVPixelFormat for video frames,...
Definition: frame.h:391
enum AVPictureType pict_type
Picture type of the frame.
Definition: frame.h:401
Color transform parameters at a processing window in a dynamic metadata for SMPTE 2094-40.
uint8_t tone_mapping_flag
This flag indicates that the metadata for the tone mapping function in the processing window is prese...
AVRational window_lower_right_corner_y
The relative y coordinate of the bottom right pixel of the processing window.
AVRational fraction_bright_pixels
The fraction of selected pixels in the image that contains the brightest pixel in the scene.
uint8_t rotation_angle
The clockwise rotation angle in degree of arc with respect to the positive direction of the x-axis of...
AVRational knee_point_y
The y coordinate of the separation point between the linear part and the curved part of the tone mapp...
uint16_t semimajor_axis_internal_ellipse
The semi-major axis value of the internal ellipse of the elliptical pixel selector in amount of pixel...
AVRational average_maxrgb
The average of linearized maxRGB values in the processing window in the scene.
uint16_t center_of_ellipse_x
The x coordinate of the center position of the concentric internal and external ellipses of the ellip...
AVRational maxscl[3]
The maximum of the color components of linearized RGB values in the processing window in the scene.
uint16_t semimajor_axis_external_ellipse
The semi-major axis value of the external ellipse of the elliptical pixel selector in amount of pixel...
AVHDRPlusPercentile distribution_maxrgb[15]
The linearized maxRGB values at given percentiles in the processing window in the scene.
AVRational window_lower_right_corner_x
The relative x coordinate of the bottom right pixel of the processing window.
uint8_t color_saturation_mapping_flag
This flag shall be equal to 0 in bitstreams conforming to this version of this Specification.
uint8_t num_distribution_maxrgb_percentiles
The number of linearized maxRGB values at given percentiles in the processing window in the scene.
AVRational window_upper_left_corner_y
The relative y coordinate of the top left pixel of the processing window.
AVRational window_upper_left_corner_x
The relative x coordinate of the top left pixel of the processing window.
uint8_t num_bezier_curve_anchors
The number of the intermediate anchor parameters of the tone mapping function in the processing windo...
uint16_t semiminor_axis_external_ellipse
The semi-minor axis value of the external ellipse of the elliptical pixel selector in amount of pixel...
AVRational knee_point_x
The x coordinate of the separation point between the linear part and the curved part of the tone mapp...
uint16_t center_of_ellipse_y
The y coordinate of the center position of the concentric internal and external ellipses of the ellip...
enum AVHDRPlusOverlapProcessOption overlap_process_option
Overlap process option indicates one of the two methods of combining rendered pixels in the processin...
AVRational color_saturation_weight
The color saturation gain in the processing window in the scene.
AVRational bezier_curve_anchors[15]
The intermediate anchor parameters of the tone mapping function in the processing window in the scene...
AVRational percentile
The linearized maxRGB value at a specific percentile in the processing window in the scene.
uint8_t percentage
The percentage value corresponding to a specific percentile linearized RGB value in the processing wi...
Mastering display metadata capable of representing the color volume of the display used to master the...
int has_primaries
Flag indicating whether the display primaries (and white point) are set.
AVRational max_luminance
Max luminance of mastering display (cd/m^2).
AVRational min_luminance
Min luminance of mastering display (cd/m^2).
AVRational display_primaries[3][2]
CIE 1931 xy chromaticity coords of color primaries (r, g, b order).
AVRational white_point[2]
CIE 1931 xy chromaticity coords of white point.
int has_luminance
Flag indicating whether the luminance (min_ and max_) have been set.
AVOption.
Definition: opt.h:248
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition: pixdesc.h:81
Rational number (pair of numerator and denominator).
Definition: rational.h:58
int num
Numerator.
Definition: rational.h:59
int den
Denominator.
Definition: rational.h:60
Structure describing a single Region Of Interest.
Definition: frame.h:243
uint32_t self_size
Must be set to the size of this data structure (that is, sizeof(AVRegionOfInterest)).
Definition: frame.h:248
AVRational qoffset
Quantisation offset.
Definition: frame.h:285
int top
Distance in pixels from the top edge of the frame to the top and bottom edges and from the left edge ...
Definition: frame.h:258
This structure describes how to handle spherical videos, outlining information about projection,...
Definition: spherical.h:82
enum AVSphericalProjection projection
Projection type.
Definition: spherical.h:86
int32_t pitch
Rotation around the right vector [-90, 90].
Definition: spherical.h:127
int32_t roll
Rotation around the forward vector [-180, 180].
Definition: spherical.h:128
int32_t yaw
Rotation around the up vector [-180, 180].
Definition: spherical.h:126
uint32_t padding
Number of pixels to pad from the edge of each cube face.
Definition: spherical.h:182
Stereo 3D type: this structure describes how two videos are packed within a single video surface,...
Definition: stereo3d.h:176
enum AVStereo3DType type
How views are packed within the video.
Definition: stereo3d.h:180
int flags
Additional information about the frame packing.
Definition: stereo3d.h:185
Video encoding parameters for a given frame.
int32_t delta_qp[4][2]
Quantisation parameter offset from the base (per-frame) qp for a given plane (first index) and AC/DC ...
enum AVVideoEncParamsType type
Type of the parameters (the codec they are used with).
unsigned int nb_blocks
Number of blocks in the array.
int32_t qp
Base quantisation parameter for the frame.
int calculate_checksums
Definition: vf_showinfo.c:48
#define av_log(a,...)
static volatile int checksum
Definition: adler32.c:30
#define src1
Definition: h264pred.c:140
#define src
Definition: vp8dsp.c:255
AVFormatContext * ctx
Definition: movenc.c:48
#define width
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:165
char * av_timecode_make_smpte_tc_string2(char *buf, AVRational rate, uint32_t tcsmpte, int prevent_df, int skip_field)
Get the timecode string from the SMPTE timecode format.
Definition: timecode.c:136
Timecode helpers header.
#define AV_TIMECODE_STR_SIZE
Definition: timecode.h:33
timestamp utils, mostly useful for debugging/logging purposes
#define av_ts2str(ts)
Convenience macro, the return value should be used only directly in function arguments but never stan...
Definition: timestamp.h:54
#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
const char * b
Definition: vf_curves.c:118
const char * r
Definition: vf_curves.c:116
if(ret< 0)
Definition: vf_mcdeint.c:282
static const AVFilterPad avfilter_vf_showinfo_outputs[]
Definition: vf_showinfo.c:565
static void dump_roi(AVFilterContext *ctx, const AVFrameSideData *sd)
Definition: vf_showinfo.c:134
static void dump_content_light_metadata(AVFilterContext *ctx, AVFrameSideData *sd)
Definition: vf_showinfo.c:282
static void dump_spherical(AVFilterContext *ctx, AVFrame *frame, const AVFrameSideData *sd)
Definition: vf_showinfo.c:61
static void dump_sei_unregistered_metadata(AVFilterContext *ctx, const AVFrameSideData *sd)
Definition: vf_showinfo.c:310
static void dump_color_property(AVFilterContext *ctx, AVFrame *frame)
Definition: vf_showinfo.c:337
static const AVOption showinfo_options[]
Definition: vf_showinfo.c:54
static void update_sample_stats_16(int be, const uint8_t *src, int len, int64_t *sum, int64_t *sum2)
Definition: vf_showinfo.c:380
AVFilter ff_vf_showinfo
Definition: vf_showinfo.c:574
static int config_props_in(AVFilterLink *link)
Definition: vf_showinfo.c:543
static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
Definition: vf_showinfo.c:404
static void dump_s12m_timecode(AVFilterContext *ctx, AVRational frame_rate, const AVFrameSideData *sd)
Definition: vf_showinfo.c:118
static void dump_dynamic_hdr_plus(AVFilterContext *ctx, AVFrameSideData *sd)
Definition: vf_showinfo.c:182
static void update_sample_stats(int depth, int be, const uint8_t *src, int len, int64_t *sum, int64_t *sum2)
Definition: vf_showinfo.c:396
static void update_sample_stats_8(const uint8_t *src, int len, int64_t *sum, int64_t *sum2)
Definition: vf_showinfo.c:370
static const AVFilterPad avfilter_vf_showinfo_inputs[]
Definition: vf_showinfo.c:555
static void dump_stereo3d(AVFilterContext *ctx, const AVFrameSideData *sd)
Definition: vf_showinfo.c:100
#define VF
Definition: vf_showinfo.c:52
static int config_props_out(AVFilterLink *link)
Definition: vf_showinfo.c:549
static int config_props(AVFilterContext *ctx, AVFilterLink *link, int is_out)
Definition: vf_showinfo.c:532
AVFILTER_DEFINE_CLASS(showinfo)
static void dump_video_enc_params(AVFilterContext *ctx, const AVFrameSideData *sd)
Definition: vf_showinfo.c:291
static void dump_mastering_display(AVFilterContext *ctx, const AVFrameSideData *sd)
Definition: vf_showinfo.c:156
#define OFFSET(x)
Definition: vf_showinfo.c:51
int len