FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/fftools/ffmpeg_filter.c
Date: 2026-09-01 17:16:25
Exec Total Coverage
Lines: 1449 1951 74.3%
Functions: 72 77 93.5%
Branches: 858 1333 64.4%
Line Branch Exec Source
1 /*
2 * ffmpeg filter configuration
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 #include <stdint.h>
22
23 #include "ffmpeg.h"
24 #include "graph/graphprint.h"
25
26 #include "libavfilter/avfilter.h"
27 #include "libavfilter/buffersink.h"
28 #include "libavfilter/buffersrc.h"
29
30 #include "libavutil/attributes.h"
31 #include "libavutil/avassert.h"
32 #include "libavutil/avstring.h"
33 #include "libavutil/bprint.h"
34 #include "libavutil/channel_layout.h"
35 #include "libavutil/downmix_info.h"
36 #include "libavutil/mem.h"
37 #include "libavutil/opt.h"
38 #include "libavutil/pixdesc.h"
39 #include "libavutil/pixfmt.h"
40 #include "libavutil/samplefmt.h"
41 #include "libavutil/time.h"
42 #include "libavutil/timestamp.h"
43
44 typedef struct FilterGraphPriv {
45 FilterGraph fg;
46
47 // name used for logging
48 char log_name[32];
49
50 int is_simple;
51 // true when the filtergraph contains only meta filters
52 // that do not modify the frame data
53 int is_meta;
54 int disable_conversions;
55
56 unsigned nb_outputs_done;
57
58 int nb_threads;
59
60 // frame for temporarily holding output from the filtergraph
61 AVFrame *frame;
62 // frame for sending output to the encoder
63 AVFrame *frame_enc;
64
65 Scheduler *sch;
66 unsigned sch_idx;
67 } FilterGraphPriv;
68
69 2306546 static FilterGraphPriv *fgp_from_fg(FilterGraph *fg)
70 {
71 2306546 return (FilterGraphPriv*)fg;
72 }
73
74 39142 static const FilterGraphPriv *cfgp_from_cfg(const FilterGraph *fg)
75 {
76 39142 return (const FilterGraphPriv*)fg;
77 }
78
79 // data that is local to the filter thread and not visible outside of it
80 typedef struct FilterGraphThread {
81 AVFilterGraph *graph;
82
83 AVFrame *frame;
84
85 // Temporary buffer for output frames, since on filtergraph reset
86 // we cannot send them to encoders immediately.
87 // The output index is stored in frame opaque.
88 AVFifo *frame_queue_out;
89
90 // index of the next input to request from the scheduler
91 unsigned next_in;
92 // set to 1 after at least one frame passed through this output
93 int got_frame;
94
95 // EOF status of each input/output, as received by the thread
96 uint8_t *eof_in;
97 uint8_t *eof_out;
98 } FilterGraphThread;
99
100 typedef struct InputFilterPriv {
101 InputFilter ifilter;
102
103 InputFilterOptions opts;
104
105 // used to hold submitted input
106 AVFrame *frame;
107
108 // For inputs bound to a filtergraph output
109 OutputFilter *ofilter_src;
110
111 // source data type: AVMEDIA_TYPE_SUBTITLE for sub2video,
112 // same as type otherwise
113 enum AVMediaType type_src;
114
115 int eof;
116 int bound;
117 int drop_warned;
118 uint64_t nb_dropped;
119
120 // parameters configured for this input
121 int format;
122
123 int width, height;
124 AVRational sample_aspect_ratio;
125 enum AVColorSpace color_space;
126 enum AVColorRange color_range;
127 enum AVAlphaMode alpha_mode;
128
129 int sample_rate;
130 AVChannelLayout ch_layout;
131
132 AVRational time_base;
133
134 AVFrameSideData **side_data;
135 int nb_side_data;
136
137 AVFifo *frame_queue;
138
139 AVBufferRef *hw_frames_ctx;
140
141 int displaymatrix_present;
142 int displaymatrix_applied;
143 int32_t displaymatrix[9];
144
145 int downmixinfo_present;
146 AVDownmixInfo downmixinfo;
147
148 AVBufferRef *downmixmatrix;
149 size_t downmixmatrix_size;
150 int downmixmatrix_present;
151
152 struct {
153 AVFrame *frame;
154
155 int64_t last_pts;
156 int64_t end_pts;
157
158 /// marks if sub2video_update should force an initialization
159 unsigned int initialize;
160 } sub2video;
161 } InputFilterPriv;
162
163 1347437 static InputFilterPriv *ifp_from_ifilter(InputFilter *ifilter)
164 {
165 1347437 return (InputFilterPriv*)ifilter;
166 }
167
168 typedef struct FPSConvContext {
169 AVFrame *last_frame;
170 /* number of frames emitted by the video-encoding sync code */
171 int64_t frame_number;
172 /* history of nb_frames_prev, i.e. the number of times the
173 * previous frame was duplicated by vsync code in recent
174 * do_video_out() calls */
175 int64_t frames_prev_hist[3];
176
177 uint64_t dup_warning;
178
179 int last_dropped;
180 int dropped_keyframe;
181
182 enum VideoSyncMethod vsync_method;
183
184 AVRational framerate;
185 AVRational framerate_max;
186 const AVRational *framerate_supported;
187 int framerate_clip;
188 } FPSConvContext;
189
190 typedef struct ReinitOpts {
191 int64_t pts;
192 AVDictionary *dict;
193 } ReinitOpts;
194
195 typedef struct OutputFilterPriv {
196 OutputFilter ofilter;
197
198 void *log_parent;
199 char log_name[32];
200
201 int needed;
202
203 /* desired output stream properties */
204 int format;
205 int width, height;
206 int sample_rate;
207 AVChannelLayout ch_layout;
208 enum AVColorSpace color_space;
209 enum AVColorRange color_range;
210 enum AVAlphaMode alpha_mode;
211
212 unsigned crop_top;
213 unsigned crop_bottom;
214 unsigned crop_left;
215 unsigned crop_right;
216
217 AVFrameSideData **side_data;
218 int nb_side_data;
219
220 // time base in which the output is sent to our downstream
221 // does not need to match the filtersink's timebase
222 AVRational tb_out;
223 // at least one frame with the above timebase was sent
224 // to our downstream, so it cannot change anymore
225 int tb_out_locked;
226
227 AVRational sample_aspect_ratio;
228
229 AVDictionary *sws_opts;
230 AVDictionary *swr_opts;
231
232 // those are only set if no format is specified and the encoder gives us multiple options
233 // They point directly to the relevant lists of the encoder.
234 union {
235 const enum AVPixelFormat *pix_fmts;
236 const enum AVSampleFormat *sample_fmts;
237 };
238 const AVChannelLayout *ch_layouts;
239 const int *sample_rates;
240 const enum AVColorSpace *color_spaces;
241 const enum AVColorRange *color_ranges;
242 const enum AVAlphaMode *alpha_modes;
243
244 int32_t displaymatrix[9];
245
246 AVRational enc_timebase;
247 int64_t trim_start_us;
248 int64_t trim_duration_us;
249 // offset for output timestamps, in AV_TIME_BASE_Q
250 int64_t ts_offset;
251 int64_t next_pts;
252 FPSConvContext fps;
253
254 AVFifo *reinit_opts_fifo;
255 ReinitOpts reinit_opts;
256
257 unsigned flags;
258 } OutputFilterPriv;
259
260 969188 static OutputFilterPriv *ofp_from_ofilter(OutputFilter *ofilter)
261 {
262 969188 return (OutputFilterPriv*)ofilter;
263 }
264
265 typedef struct FilterCommand {
266 char *target;
267 char *command;
268 char *arg;
269
270 double time;
271 int all_filters;
272 } FilterCommand;
273
274 ✗ static void filter_command_free(void *opaque, uint8_t *data)
275 {
276 ✗ FilterCommand *fc = (FilterCommand*)data;
277
278 ✗ av_freep(&fc->target);
279 ✗ av_freep(&fc->command);
280 ✗ av_freep(&fc->arg);
281
282 ✗ av_free(data);
283 ✗ }
284
285 180 static int sub2video_get_blank_frame(InputFilterPriv *ifp)
286 {
287 180 AVFrame *frame = ifp->sub2video.frame;
288 int ret;
289
290 180 av_frame_unref(frame);
291
292 180 frame->width = ifp->width;
293 180 frame->height = ifp->height;
294 180 frame->format = ifp->format;
295 180 frame->colorspace = ifp->color_space;
296 180 frame->color_range = ifp->color_range;
297 180 frame->alpha_mode = ifp->alpha_mode;
298
299 180 ret = av_frame_get_buffer(frame, 0);
300
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 180 if (ret < 0)
301 ✗ return ret;
302
303 180 memset(frame->data[0], 0, frame->height * frame->linesize[0]);
304
305 180 return 0;
306 }
307
308 89 static void sub2video_copy_rect(uint8_t *dst, int dst_linesize, int w, int h,
309 AVSubtitleRect *r)
310 {
311 uint32_t *pal, *dst2;
312 uint8_t *src, *src2;
313 int x, y;
314
315
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 89 if (r->type != SUBTITLE_BITMAP) {
316 ✗ av_log(NULL, AV_LOG_WARNING, "sub2video: non-bitmap subtitle\n");
317 ✗ return;
318 }
319
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 89 if (r->x < 0 || r->x + r->w > w || r->y < 0 || r->y + r->h > h) {
320 ✗ av_log(NULL, AV_LOG_WARNING, "sub2video: rectangle (%d %d %d %d) overflowing %d %d\n",
321 r->x, r->y, r->w, r->h, w, h
322 );
323 ✗ return;
324 }
325
326 89 dst += r->y * dst_linesize + r->x * 4;
327 89 src = r->data[0];
328 89 pal = (uint32_t *)r->data[1];
329
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 3380 for (y = 0; y < r->h; y++) {
330 3291 dst2 = (uint32_t *)dst;
331 3291 src2 = src;
332
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 1039366 for (x = 0; x < r->w; x++)
333 1036075 *(dst2++) = pal[*(src2++)];
334 3291 dst += dst_linesize;
335 3291 src += r->linesize[0];
336 }
337 }
338
339 271 static void sub2video_push_ref(InputFilterPriv *ifp, int64_t pts)
340 {
341 271 AVFrame *frame = ifp->sub2video.frame;
342 int ret;
343
344 av_assert1(frame->data[0]);
345 271 ifp->sub2video.last_pts = frame->pts = pts;
346 271 ret = av_buffersrc_add_frame_flags(ifp->ifilter.filter, frame,
347 AV_BUFFERSRC_FLAG_KEEP_REF |
348 AV_BUFFERSRC_FLAG_PUSH);
349
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 271 if (ret != AVERROR_EOF && ret < 0)
350 ✗ av_log(ifp->ifilter.graph, AV_LOG_WARNING,
351 "Error while add the frame to buffer source(%s).\n",
352 ✗ av_err2str(ret));
353 271 }
354
355 180 static void sub2video_update(InputFilterPriv *ifp, int64_t heartbeat_pts,
356 const AVSubtitle *sub)
357 {
358 180 AVFrame *frame = ifp->sub2video.frame;
359 int8_t *dst;
360 int dst_linesize;
361 int num_rects;
362 int64_t pts, end_pts;
363
364
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 180 if (sub) {
365 88 pts = av_rescale_q(sub->pts + sub->start_display_time * 1000LL,
366 88 AV_TIME_BASE_Q, ifp->time_base);
367 88 end_pts = av_rescale_q(sub->pts + sub->end_display_time * 1000LL,
368 88 AV_TIME_BASE_Q, ifp->time_base);
369 88 num_rects = sub->num_rects;
370 } else {
371 /* If we are initializing the system, utilize current heartbeat
372 PTS as the start time, and show until the following subpicture
373 is received. Otherwise, utilize the previous subpicture's end time
374 as the fall-back value. */
375 184 pts = ifp->sub2video.initialize ?
376
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 92 heartbeat_pts : ifp->sub2video.end_pts;
377 92 end_pts = INT64_MAX;
378 92 num_rects = 0;
379 }
380
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 180 if (sub2video_get_blank_frame(ifp) < 0) {
381 ✗ av_log(ifp->ifilter.graph, AV_LOG_ERROR,
382 "Impossible to get a blank canvas.\n");
383 ✗ return;
384 }
385 180 dst = frame->data [0];
386 180 dst_linesize = frame->linesize[0];
387
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 269 for (int i = 0; i < num_rects; i++)
388 89 sub2video_copy_rect(dst, dst_linesize, frame->width, frame->height, sub->rects[i]);
389 180 sub2video_push_ref(ifp, pts);
390 180 ifp->sub2video.end_pts = end_pts;
391 180 ifp->sub2video.initialize = 0;
392 }
393
394 /* Define a function for appending a list of allowed formats
395 * to an AVBPrint. If nonempty, the list will have a header. */
396 #define DEF_CHOOSE_FORMAT(name, type, var, supported_list, none, printf_format, get_name) \
397 static void choose_ ## name (OutputFilterPriv *ofp, AVBPrint *bprint) \
398 { \
399 if (ofp->var == none && !ofp->supported_list) \
400 return; \
401 av_bprintf(bprint, #name "="); \
402 if (ofp->var != none) { \
403 av_bprintf(bprint, printf_format, get_name(ofp->var)); \
404 } else { \
405 const type *p; \
406 \
407 for (p = ofp->supported_list; *p != none; p++) { \
408 av_bprintf(bprint, printf_format "|", get_name(*p)); \
409 } \
410 if (bprint->len > 0) \
411 bprint->str[--bprint->len] = '\0'; \
412 } \
413 av_bprint_chars(bprint, ':', 1); \
414 }
415
416
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 9366 DEF_CHOOSE_FORMAT(pix_fmts, enum AVPixelFormat, format, pix_fmts,
417 AV_PIX_FMT_NONE, "%s", av_get_pix_fmt_name)
418
419
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 3002 DEF_CHOOSE_FORMAT(sample_fmts, enum AVSampleFormat, format, sample_fmts,
420 AV_SAMPLE_FMT_NONE, "%s", av_get_sample_fmt_name)
421
422
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 2008 DEF_CHOOSE_FORMAT(sample_rates, int, sample_rate, sample_rates, 0,
423 "%d", )
424
425
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 6967 DEF_CHOOSE_FORMAT(color_spaces, enum AVColorSpace, color_space, color_spaces,
426 AVCOL_SPC_UNSPECIFIED, "%s", av_color_space_name)
427
428
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 7528 DEF_CHOOSE_FORMAT(color_ranges, enum AVColorRange, color_range, color_ranges,
429 AVCOL_RANGE_UNSPECIFIED, "%s", av_color_range_name)
430
431
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 6997 DEF_CHOOSE_FORMAT(alpha_modes, enum AVAlphaMode, alpha_mode, alpha_modes,
432 AVALPHA_MODE_UNSPECIFIED, "%s", av_alpha_mode_name)
433
434 1445 static void choose_channel_layouts(OutputFilterPriv *ofp, AVBPrint *bprint)
435 {
436
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 1445 if (av_channel_layout_check(&ofp->ch_layout)) {
437 12 av_bprintf(bprint, "channel_layouts=");
438 12 av_channel_layout_describe_bprint(&ofp->ch_layout, bprint);
439
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 1433 } else if (ofp->ch_layouts) {
440 const AVChannelLayout *p;
441
442 104 av_bprintf(bprint, "channel_layouts=");
443
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 656 for (p = ofp->ch_layouts; p->nb_channels; p++) {
444 552 av_channel_layout_describe_bprint(p, bprint);
445 552 av_bprintf(bprint, "|");
446 }
447
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 104 if (bprint->len > 0)
448 104 bprint->str[--bprint->len] = '\0';
449 } else
450 1329 return;
451 116 av_bprint_chars(bprint, ':', 1);
452 }
453
454 ✗ static int read_binary(void *logctx, const char *path,
455 uint8_t **data, int *len)
456 {
457 ✗ AVIOContext *io = NULL;
458 int64_t fsize;
459 int ret;
460
461 ✗ *data = NULL;
462 ✗ *len = 0;
463
464 ✗ ret = avio_open2(&io, path, AVIO_FLAG_READ, &int_cb, NULL);
465 ✗ if (ret < 0) {
466 ✗ av_log(logctx, AV_LOG_ERROR, "Cannot open file '%s': %s\n",
467 ✗ path, av_err2str(ret));
468 ✗ return ret;
469 }
470
471 ✗ fsize = avio_size(io);
472 ✗ if (fsize < 0 || fsize > INT_MAX) {
473 ✗ av_log(logctx, AV_LOG_ERROR, "Cannot obtain size of file %s\n", path);
474 ✗ ret = AVERROR(EIO);
475 ✗ goto fail;
476 }
477
478 ✗ *data = av_malloc(fsize);
479 ✗ if (!*data) {
480 ✗ ret = AVERROR(ENOMEM);
481 ✗ goto fail;
482 }
483
484 ✗ ret = avio_read(io, *data, fsize);
485 ✗ if (ret != fsize) {
486 ✗ av_log(logctx, AV_LOG_ERROR, "Error reading file %s\n", path);
487 ✗ ret = ret < 0 ? ret : AVERROR(EIO);
488 ✗ goto fail;
489 }
490
491 ✗ *len = fsize;
492
493 ✗ ret = 0;
494 ✗ fail:
495 ✗ avio_close(io);
496 ✗ if (ret < 0) {
497 ✗ av_freep(data);
498 ✗ *len = 0;
499 }
500 ✗ return ret;
501 }
502
503 33019 static int filter_opt_apply(void *logctx, AVFilterContext *f,
504 const char *key, const char *val)
505 {
506 33019 const AVOption *o = NULL;
507 int ret;
508
509 33019 ret = av_opt_set(f, key, val, AV_OPT_SEARCH_CHILDREN);
510
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 33019 if (ret >= 0)
511 33019 return 0;
512
513 ✗ if (ret == AVERROR_OPTION_NOT_FOUND && key[0] == '/')
514 ✗ o = av_opt_find(f, key + 1, NULL, 0, AV_OPT_SEARCH_CHILDREN);
515 ✗ if (!o)
516 ✗ goto err_apply;
517
518 // key is a valid option name prefixed with '/'
519 // interpret value as a path from which to load the actual option value
520 ✗ key++;
521
522 ✗ if (o->type == AV_OPT_TYPE_BINARY) {
523 uint8_t *data;
524 int len;
525
526 ✗ ret = read_binary(logctx, val, &data, &len);
527 ✗ if (ret < 0)
528 ✗ goto err_load;
529
530 ✗ ret = av_opt_set_bin(f, key, data, len, AV_OPT_SEARCH_CHILDREN);
531 ✗ av_freep(&data);
532 } else {
533 ✗ char *data = read_file_to_string(val);
534 ✗ if (!data) {
535 ✗ ret = AVERROR(EIO);
536 ✗ goto err_load;
537 }
538
539 ✗ ret = av_opt_set(f, key, data, AV_OPT_SEARCH_CHILDREN);
540 ✗ av_freep(&data);
541 }
542 ✗ if (ret < 0)
543 ✗ goto err_apply;
544
545 ✗ return 0;
546
547 ✗ err_apply:
548 ✗ av_log(logctx, AV_LOG_ERROR,
549 "Error applying option '%s' to filter '%s': %s\n",
550 ✗ key, f->filter->name, av_err2str(ret));
551 ✗ return ret;
552 ✗ err_load:
553 ✗ av_log(logctx, AV_LOG_ERROR,
554 "Error loading value for option '%s' from file '%s'\n",
555 key, val);
556 ✗ return ret;
557 }
558
559 16512 static int graph_opts_apply(void *logctx, AVFilterGraphSegment *seg)
560 {
561
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 33456 for (size_t i = 0; i < seg->nb_chains; i++) {
562 16944 AVFilterChain *ch = seg->chains[i];
563
564
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 54331 for (size_t j = 0; j < ch->nb_filters; j++) {
565 37387 AVFilterParams *p = ch->filters[j];
566 37387 const AVDictionaryEntry *e = NULL;
567
568
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 37387 av_assert0(p->filter);
569
570
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 70406 while ((e = av_dict_iterate(p->opts, e))) {
571 33019 int ret = filter_opt_apply(logctx, p->filter, e->key, e->value);
572
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 33019 if (ret < 0)
573 ✗ return ret;
574 }
575
576 37387 av_dict_free(&p->opts);
577 }
578 }
579
580 16512 return 0;
581 }
582
583 16512 static int graph_parse(void *logctx,
584 AVFilterGraph *graph, const char *desc,
585 AVFilterInOut **inputs, AVFilterInOut **outputs,
586 AVBufferRef *hw_device)
587 {
588 AVFilterGraphSegment *seg;
589 int ret;
590
591 16512 *inputs = NULL;
592 16512 *outputs = NULL;
593
594 16512 ret = avfilter_graph_segment_parse(graph, desc, 0, &seg);
595
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 16512 if (ret < 0)
596 ✗ return ret;
597
598 16512 ret = avfilter_graph_segment_create_filters(seg, 0);
599
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 16512 if (ret < 0)
600 ✗ goto fail;
601
602
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 16512 if (hw_device) {
603 ✗ for (int i = 0; i < graph->nb_filters; i++) {
604 ✗ AVFilterContext *f = graph->filters[i];
605
606 ✗ if (!(f->filter->flags & AVFILTER_FLAG_HWDEVICE))
607 ✗ continue;
608 ✗ f->hw_device_ctx = av_buffer_ref(hw_device);
609 ✗ if (!f->hw_device_ctx) {
610 ✗ ret = AVERROR(ENOMEM);
611 ✗ goto fail;
612 }
613 }
614 }
615
616 16512 ret = graph_opts_apply(logctx, seg);
617
1/2
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✓ Branch 1 taken 16512 times.
 16512 if (ret < 0)
618 ✗ goto fail;
619
620 16512 ret = avfilter_graph_segment_apply(seg, 0, inputs, outputs);
621
622 16512 fail:
623 16512 avfilter_graph_segment_free(&seg);
624 16512 return ret;
625 }
626
627 // Filters can be configured only if the formats of all inputs are known.
628 15489 static int ifilter_has_all_input_formats(FilterGraph *fg)
629 {
630
2/2
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 22984 for (int i = 0; i < fg->nb_inputs; i++) {
631 14706 InputFilterPriv *ifp = ifp_from_ifilter(fg->inputs[i]);
632
2/2
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 14706 if (ifp->format < 0)
633 7211 return 0;
634 }
635 8278 return 1;
636 }
637
638 static int filter_thread(void *arg);
639
640 15515 static char *describe_filter_link(FilterGraph *fg, AVFilterInOut *inout, int in)
641 {
642 15515 AVFilterContext *ctx = inout->filter_ctx;
643
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 15515 AVFilterPad *pads = in ? ctx->input_pads : ctx->output_pads;
644
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 15515 int nb_pads = in ? ctx->nb_inputs : ctx->nb_outputs;
645
646
2/2
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✓ Branch 1 taken 15346 times.
 15515 if (nb_pads > 1)
647 169 return av_strdup(ctx->filter->name);
648 15346 return av_asprintf("%s:%s", ctx->filter->name,
649 avfilter_pad_get_name(pads, inout->pad_idx));
650 }
651
652 3 static const char *ofilter_item_name(void *obj)
653 {
654 3 OutputFilterPriv *ofp = obj;
655 3 return ofp->log_name;
656 }
657
658 static const AVOption ofilter_options[] = {
659 {"video_size", "set video size", offsetof(OutputFilterPriv, width), AV_OPT_TYPE_IMAGE_SIZE, {.str = NULL}, 0, INT_MAX },
660 {"pixel_format", "set pixel format", offsetof(OutputFilterPriv, format), AV_OPT_TYPE_PIXEL_FMT, {.i64 = AV_PIX_FMT_NONE}, -1, INT_MAX },
661 {"colorspace", "color space", offsetof(OutputFilterPriv, color_space), AV_OPT_TYPE_INT, {.i64 = AVCOL_SPC_UNSPECIFIED }, 0, INT_MAX },
662 {"color_range", "color range", offsetof(OutputFilterPriv, color_range), AV_OPT_TYPE_INT, {.i64 = AVCOL_RANGE_UNSPECIFIED }, 0, INT_MAX },
663 {"alpha_mode", "color range", offsetof(OutputFilterPriv, alpha_mode), AV_OPT_TYPE_INT, {.i64 = AVALPHA_MODE_UNSPECIFIED }, 0, INT_MAX },
664 {"ar", "set audio sampling rate (in Hz)", offsetof(OutputFilterPriv, sample_rate), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX },
665 {"ch_layout", NULL, offsetof(OutputFilterPriv, ch_layout), AV_OPT_TYPE_CHLAYOUT, {.str = NULL }, 0, 0 },
666 { NULL },
667 };
668
669 static const AVClass ofilter_class = {
670 .class_name = "OutputFilter",
671 .version = LIBAVUTIL_VERSION_INT,
672 .item_name = ofilter_item_name,
673 .option = ofilter_options,
674 .parent_log_context_offset = offsetof(OutputFilterPriv, log_parent),
675 .category = AV_CLASS_CATEGORY_FILTER,
676 };
677
678 8369 static OutputFilter *ofilter_alloc(FilterGraph *fg, enum AVMediaType type)
679 {
680 OutputFilterPriv *ofp;
681 OutputFilter *ofilter;
682
683 8369 ofp = allocate_array_elem(&fg->outputs, sizeof(*ofp), &fg->nb_outputs);
684
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 8369 if (!ofp)
685 ✗ return NULL;
686
687 8369 ofilter = &ofp->ofilter;
688 8369 ofilter->class = &ofilter_class;
689 8369 ofp->log_parent = fg;
690 8369 ofilter->graph = fg;
691 8369 ofilter->type = type;
692 8369 av_opt_set_defaults(ofp);
693 8369 ofp->reinit_opts = (ReinitOpts){ .pts = AV_NOPTS_VALUE };
694 8369 ofilter->index = fg->nb_outputs - 1;
695
696 16738 snprintf(ofp->log_name, sizeof(ofp->log_name), "%co%d",
697 8369 av_get_media_type_string(type)[0], ofilter->index);
698
699 8369 return ofilter;
700 }
701
702 7136 static int ifilter_bind_ist(InputFilter *ifilter, InputStream *ist,
703 const ViewSpecifier *vs)
704 {
705 7136 InputFilterPriv *ifp = ifp_from_ifilter(ifilter);
706 7136 FilterGraphPriv *fgp = fgp_from_fg(ifilter->graph);
707 SchedulerNode src;
708 int ret;
709
710
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 7136 av_assert0(!ifp->bound);
711 7136 ifp->bound = 1;
712
713
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 7136 if (ifilter->type != ist->par->codec_type &&
714
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✓ Branch 3 taken 4 times.
 4 !(ifilter->type == AVMEDIA_TYPE_VIDEO && ist->par->codec_type == AVMEDIA_TYPE_SUBTITLE)) {
715 ✗ av_log(fgp, AV_LOG_ERROR, "Tried to connect %s stream to %s filtergraph input\n",
716 ✗ av_get_media_type_string(ist->par->codec_type), av_get_media_type_string(ifilter->type));
717 ✗ return AVERROR(EINVAL);
718 }
719
720 7136 ifp->type_src = ist->st->codecpar->codec_type;
721
722 7136 ifp->opts.fallback = av_frame_alloc();
723
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✓ Branch 1 taken 7136 times.
 7136 if (!ifp->opts.fallback)
724 ✗ return AVERROR(ENOMEM);
725
726 7136 ret = ist_filter_add(ist, ifilter, filtergraph_is_simple(ifilter->graph),
727 vs, &ifp->opts, &src);
728
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 7136 if (ret < 0)
729 ✗ return ret;
730
731 7136 ifilter->input_name = av_strdup(ifp->opts.name);
732
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 7136 if (!ifilter->input_name)
733 ✗ return AVERROR(EINVAL);
734
735 7136 ret = sch_connect(fgp->sch,
736 7136 src, SCH_FILTER_IN(fgp->sch_idx, ifilter->index));
737
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 7136 if (ret < 0)
738 ✗ return ret;
739
740
2/2
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✓ Branch 1 taken 7132 times.
 7136 if (ifp->type_src == AVMEDIA_TYPE_SUBTITLE) {
741 4 ifp->sub2video.frame = av_frame_alloc();
742
1/2
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✓ Branch 1 taken 4 times.
 4 if (!ifp->sub2video.frame)
743 ✗ return AVERROR(ENOMEM);
744
745 4 ifp->width = ifp->opts.sub2video_width;
746 4 ifp->height = ifp->opts.sub2video_height;
747
748 /* rectangles are AV_PIX_FMT_PAL8, but we have no guarantee that the
749 palettes for all rectangles are identical or compatible */
750 4 ifp->format = AV_PIX_FMT_RGB32;
751
752 4 ifp->time_base = AV_TIME_BASE_Q;
753
754 4 av_log(fgp, AV_LOG_VERBOSE, "sub2video: using %dx%d canvas\n",
755 ifp->width, ifp->height);
756 }
757
758 7136 return 0;
759 }
760
761 1 static int ifilter_bind_dec(InputFilterPriv *ifp, Decoder *dec,
762 const ViewSpecifier *vs)
763 {
764 1 FilterGraphPriv *fgp = fgp_from_fg(ifp->ifilter.graph);
765 SchedulerNode src;
766 int ret;
767
768
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 1 av_assert0(!ifp->bound);
769 1 ifp->bound = 1;
770
771
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 1 if (ifp->ifilter.type != dec->type) {
772 ✗ av_log(fgp, AV_LOG_ERROR, "Tried to connect %s decoder to %s filtergraph input\n",
773 av_get_media_type_string(dec->type), av_get_media_type_string(ifp->ifilter.type));
774 ✗ return AVERROR(EINVAL);
775 }
776
777 1 ifp->type_src = ifp->ifilter.type;
778
779 1 ret = dec_filter_add(dec, &ifp->ifilter, &ifp->opts, vs, &src);
780
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 1 if (ret < 0)
781 ✗ return ret;
782
783 1 ifp->ifilter.input_name = av_strdup(ifp->opts.name);
784
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 1 if (!ifp->ifilter.input_name)
785 ✗ return AVERROR(EINVAL);
786
787 1 ret = sch_connect(fgp->sch, src, SCH_FILTER_IN(fgp->sch_idx, ifp->ifilter.index));
788
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 1 if (ret < 0)
789 ✗ return ret;
790
791 1 return 0;
792 }
793
794 11 static int set_channel_layout(OutputFilterPriv *f, const AVChannelLayout *layouts_allowed,
795 const AVChannelLayout *layout_requested)
796 {
797 int i, err;
798
799
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 11 if (layout_requested->order != AV_CHANNEL_ORDER_UNSPEC) {
800 /* Pass the layout through for all orders but UNSPEC */
801 1 err = av_channel_layout_copy(&f->ch_layout, layout_requested);
802
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 1 if (err < 0)
803 ✗ return err;
804 1 return 0;
805 }
806
807 /* Requested layout is of order UNSPEC */
808
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 10 if (!layouts_allowed) {
809 /* Use the default native layout for the requested amount of channels when the
810 encoder doesn't have a list of supported layouts */
811 10 av_channel_layout_default(&f->ch_layout, layout_requested->nb_channels);
812 10 return 0;
813 }
814 /* Encoder has a list of supported layouts. Pick the first layout in it with the
815 same amount of channels as the requested layout */
816 ✗ for (i = 0; layouts_allowed[i].nb_channels; i++) {
817 ✗ if (layouts_allowed[i].nb_channels == layout_requested->nb_channels)
818 ✗ break;
819 }
820 ✗ if (layouts_allowed[i].nb_channels) {
821 /* Use it if one is found */
822 ✗ err = av_channel_layout_copy(&f->ch_layout, &layouts_allowed[i]);
823 ✗ if (err < 0)
824 ✗ return err;
825 ✗ return 0;
826 }
827 /* If no layout for the amount of channels requested was found, use the default
828 native layout for it. */
829 ✗ av_channel_layout_default(&f->ch_layout, layout_requested->nb_channels);
830
831 ✗ return 0;
832 }
833
834 ✗ static int parse_reinit_opts(AVFifo **pout, const char *opts, void *logctx)
835 {
836 AVFifo *out;
837 ✗ int ret = AVERROR_BUG;
838 ✗ char *ptr, *str, *substr = NULL;
839 const char *token;
840
841 ✗ str = av_strdup(opts);
842 ✗ if (!str)
843 ✗ return AVERROR(ENOMEM);
844
845 ✗ out = av_fifo_alloc2(1, sizeof(ReinitOpts), AV_FIFO_FLAG_AUTO_GROW);
846 ✗ if (!out) {
847 ✗ ret = AVERROR(ENOMEM);
848 ✗ goto end;
849 }
850
851 ✗ token = av_strtok(str, ",", &ptr);
852 ✗ while (token) {
853 ✗ ReinitOpts o = { 0 };
854 const char *subtoken;
855 char *subptr, *endptr;
856
857 ✗ substr = av_strdup(token);
858 ✗ if (!substr) {
859 ✗ ret = AVERROR(ENOMEM);
860 ✗ goto end;
861 }
862 ✗ subtoken = av_strtok(substr, "|", &subptr);
863 ✗ if (subtoken && subptr) {
864 ✗ if (!av_strstart(subtoken, "pts=", &subtoken)) {
865 ✗ av_log(logctx, AV_LOG_ERROR, "Invalid reinit identifier\n");
866 ✗ ret = AVERROR(ENOMEM);
867 ✗ goto end;
868 }
869 ✗ o.pts = strtoll(subtoken, &endptr, 0);
870 ✗ if (*endptr || o.pts < 0) {
871 ✗ ret = AVERROR(EINVAL);
872 ✗ goto end;
873 }
874 ✗ ret = av_dict_parse_string(&o.dict, subptr, "=", ":", 0);
875 ✗ if (ret < 0) {
876 ✗ av_log(logctx, AV_LOG_ERROR, "Error parsing encoder options\n");
877 ✗ goto end;
878 }
879 ✗ ret = av_fifo_write(out, &o, 1);
880 ✗ if (ret < 0) {
881 ✗ av_dict_free(&o.dict);
882 ✗ goto end;
883 }
884 } else {
885 ✗ ret = AVERROR(EINVAL);
886 ✗ goto end;
887 }
888 ✗ av_freep(&substr);
889 ✗ if (ptr)
890 ✗ ptr += strspn(ptr, " \n\t\r");
891 ✗ token = av_strtok(NULL, ",", &ptr);
892 }
893
894 ✗ ret = 0;
895 ✗ end:
896 ✗ *pout = out;
897 ✗ av_free(substr);
898 ✗ av_free(str);
899
900 ✗ return ret;
901 }
902
903 8365 int ofilter_bind_enc(OutputFilter *ofilter, unsigned sched_idx_enc,
904 const OutputFilterOptions *opts)
905 {
906 8365 OutputFilterPriv *ofp = ofp_from_ofilter(ofilter);
907 8365 FilterGraph *fg = ofilter->graph;
908 8365 FilterGraphPriv *fgp = fgp_from_fg(fg);
909 int ret;
910
911
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 8365 av_assert0(!ofilter->bound);
912
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 8365 av_assert0(!opts->enc ||
913 ofilter->type == opts->enc->type);
914
915 8365 ofp->needed = ofilter->bound = 1;
916 8365 av_freep(&ofilter->linklabel);
917
918 8365 ofp->flags |= opts->flags;
919 8365 ofp->ts_offset = opts->ts_offset;
920 8365 ofp->enc_timebase = opts->output_tb;
921
922 8365 ofp->trim_start_us = opts->trim_start_us;
923 8365 ofp->trim_duration_us = opts->trim_duration_us;
924
925 8365 ofilter->output_name = av_strdup(opts->name);
926
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 8365 if (!ofilter->output_name)
927 ✗ return AVERROR(EINVAL);
928
929
1/2
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 8365 if (opts->reinit_opts) {
930 ✗ ret = parse_reinit_opts(&ofp->reinit_opts_fifo, opts->reinit_opts, ofilter);
931 ✗ if (ret < 0)
932 ✗ return ret;
933 }
934
935 8365 ret = av_dict_copy(&ofp->sws_opts, opts->sws_opts, 0);
936
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 8365 if (ret < 0)
937 ✗ return ret;
938
939 8365 ret = av_dict_copy(&ofp->swr_opts, opts->swr_opts, 0);
940
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 8365 if (ret < 0)
941 ✗ return ret;
942
943
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 8365 if (opts->flags & OFILTER_FLAG_AUDIO_24BIT)
944 65 av_dict_set(&ofp->swr_opts, "output_sample_bits", "24", 0);
945
946
2/2
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 8365 if (fgp->is_simple) {
947 // for simple filtergraph there is just one output,
948 // so use only graph-level information for logging
949 6960 ofp->log_parent = NULL;
950 6960 av_strlcpy(ofp->log_name, fgp->log_name, sizeof(ofp->log_name));
951 } else
952 1405 av_strlcatf(ofp->log_name, sizeof(ofp->log_name), "->%s", ofilter->output_name);
953
954
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✗ Branch 2 not taken.
 8365 switch (ofilter->type) {
955 6920 case AVMEDIA_TYPE_VIDEO:
956 6920 ofp->width = opts->width;
957 6920 ofp->height = opts->height;
958
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 6920 if (opts->format != AV_PIX_FMT_NONE) {
959 5368 ofp->format = opts->format;
960 } else
961 1552 ofp->pix_fmts = opts->pix_fmts;
962
963
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 6920 if (opts->color_space != AVCOL_SPC_UNSPECIFIED)
964 ✗ ofp->color_space = opts->color_space;
965 else
966 6920 ofp->color_spaces = opts->color_spaces;
967
968
2/2
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 6920 if (opts->color_range != AVCOL_RANGE_UNSPECIFIED)
969 1651 ofp->color_range = opts->color_range;
970 else
971 5269 ofp->color_ranges = opts->color_ranges;
972
973
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 6920 if (opts->alpha_mode != AVALPHA_MODE_UNSPECIFIED)
974 ✗ ofp->alpha_mode = opts->alpha_mode;
975 else
976 6920 ofp->alpha_modes = opts->alpha_modes;
977
978 6920 fgp->disable_conversions |= !!(ofp->flags & OFILTER_FLAG_DISABLE_CONVERT);
979
980 6920 ofp->fps.last_frame = av_frame_alloc();
981
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 6920 if (!ofp->fps.last_frame)
982 ✗ return AVERROR(ENOMEM);
983
984 6920 ofp->fps.vsync_method = opts->vsync_method;
985 6920 ofp->fps.framerate = opts->frame_rate;
986 6920 ofp->fps.framerate_max = opts->max_frame_rate;
987 6920 ofp->fps.framerate_supported = opts->frame_rates;
988
989 // reduce frame rate for mpeg4 to be within the spec limits
990
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✓ Branch 3 taken 6855 times.
 6920 if (opts->enc && opts->enc->id == AV_CODEC_ID_MPEG4)
991 65 ofp->fps.framerate_clip = 65535;
992
993 6920 ofp->fps.dup_warning = 1000;
994
995 6920 break;
996 1445 case AVMEDIA_TYPE_AUDIO:
997
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✓ Branch 1 taken 1444 times.
 1445 if (opts->format != AV_SAMPLE_FMT_NONE) {
998 1 ofp->format = opts->format;
999 } else {
1000 1444 ofp->sample_fmts = opts->sample_fmts;
1001 }
1002
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 1445 if (opts->sample_rate) {
1003 16 ofp->sample_rate = opts->sample_rate;
1004 } else
1005 1429 ofp->sample_rates = opts->sample_rates;
1006
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 1445 if (opts->ch_layout.nb_channels) {
1007 11 int ret = set_channel_layout(ofp, opts->ch_layouts, &opts->ch_layout);
1008
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 11 if (ret < 0)
1009 ✗ return ret;
1010 } else {
1011 1434 ofp->ch_layouts = opts->ch_layouts;
1012 }
1013 1445 break;
1014 }
1015
1016 8365 ret = sch_connect(fgp->sch, SCH_FILTER_OUT(fgp->sch_idx, ofilter->index),
1017 8365 SCH_ENC(sched_idx_enc));
1018
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 8365 if (ret < 0)
1019 ✗ return ret;
1020
1021 8365 return 0;
1022 }
1023
1024 1 static int ofilter_bind_ifilter(OutputFilter *ofilter, InputFilterPriv *ifp,
1025 const OutputFilterOptions *opts)
1026 {
1027 1 OutputFilterPriv *ofp = ofp_from_ofilter(ofilter);
1028
1029
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 1 av_assert0(!ofilter->bound);
1030
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 1 av_assert0(ofilter->type == ifp->ifilter.type);
1031
1032 1 ofp->needed = ofilter->bound = 1;
1033 1 av_freep(&ofilter->linklabel);
1034
1035 1 ofilter->output_name = av_strdup(opts->name);
1036
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 1 if (!ofilter->output_name)
1037 ✗ return AVERROR(EINVAL);
1038
1039 1 ifp->ofilter_src = ofilter;
1040
1041 1 av_strlcatf(ofp->log_name, sizeof(ofp->log_name), "->%s", ofilter->output_name);
1042
1043 1 return 0;
1044 }
1045
1046 1 static int ifilter_bind_fg(InputFilterPriv *ifp, FilterGraph *fg_src, int out_idx)
1047 {
1048 1 FilterGraphPriv *fgp = fgp_from_fg(ifp->ifilter.graph);
1049 1 OutputFilter *ofilter_src = fg_src->outputs[out_idx];
1050 OutputFilterOptions opts;
1051 char name[32];
1052 int ret;
1053
1054
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 1 av_assert0(!ifp->bound);
1055 1 ifp->bound = 1;
1056
1057
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 1 if (ifp->ifilter.type != ofilter_src->type) {
1058 ✗ av_log(fgp, AV_LOG_ERROR, "Tried to connect %s output to %s input\n",
1059 av_get_media_type_string(ofilter_src->type),
1060 av_get_media_type_string(ifp->ifilter.type));
1061 ✗ return AVERROR(EINVAL);
1062 }
1063
1064 1 ifp->type_src = ifp->ifilter.type;
1065
1066 1 memset(&opts, 0, sizeof(opts));
1067
1068 1 snprintf(name, sizeof(name), "fg:%d:%d", fgp->fg.index, ifp->ifilter.index);
1069 1 opts.name = name;
1070
1071 1 ret = ofilter_bind_ifilter(ofilter_src, ifp, &opts);
1072
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 1 if (ret < 0)
1073 ✗ return ret;
1074
1075 1 ret = sch_connect(fgp->sch, SCH_FILTER_OUT(fg_src->index, out_idx),
1076 1 SCH_FILTER_IN(fgp->sch_idx, ifp->ifilter.index));
1077
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 1 if (ret < 0)
1078 ✗ return ret;
1079
1080 1 return 0;
1081 }
1082
1083 7146 static InputFilter *ifilter_alloc(FilterGraph *fg)
1084 {
1085 InputFilterPriv *ifp;
1086 InputFilter *ifilter;
1087
1088 7146 ifp = allocate_array_elem(&fg->inputs, sizeof(*ifp), &fg->nb_inputs);
1089
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 7146 if (!ifp)
1090 ✗ return NULL;
1091
1092 7146 ifilter = &ifp->ifilter;
1093 7146 ifilter->graph = fg;
1094
1095 7146 ifp->frame = av_frame_alloc();
1096
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 7146 if (!ifp->frame)
1097 ✗ return NULL;
1098
1099 7146 ifilter->index = fg->nb_inputs - 1;
1100 7146 ifp->format = -1;
1101 7146 ifp->color_space = AVCOL_SPC_UNSPECIFIED;
1102 7146 ifp->color_range = AVCOL_RANGE_UNSPECIFIED;
1103 7146 ifp->alpha_mode = AVALPHA_MODE_UNSPECIFIED;
1104
1105 7146 ifp->frame_queue = av_fifo_alloc2(8, sizeof(AVFrame*), AV_FIFO_FLAG_AUTO_GROW);
1106
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 7146 if (!ifp->frame_queue)
1107 ✗ return NULL;
1108
1109 7146 return ifilter;
1110 }
1111
1112 10525 void fg_free(FilterGraph **pfg)
1113 {
1114 10525 FilterGraph *fg = *pfg;
1115 FilterGraphPriv *fgp;
1116
1117
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 10525 if (!fg)
1118 2290 return;
1119 8235 fgp = fgp_from_fg(fg);
1120
1121
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 15381 for (int j = 0; j < fg->nb_inputs; j++) {
1122 7146 InputFilter *ifilter = fg->inputs[j];
1123 7146 InputFilterPriv *ifp = ifp_from_ifilter(ifilter);
1124
1125
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 7146 if (ifp->frame_queue) {
1126 AVFrame *frame;
1127
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 7146 while (av_fifo_read(ifp->frame_queue, &frame, 1) >= 0)
1128 ✗ av_frame_free(&frame);
1129 7146 av_fifo_freep2(&ifp->frame_queue);
1130 }
1131 7146 av_frame_free(&ifp->sub2video.frame);
1132
1133 7146 av_frame_free(&ifp->frame);
1134 7146 av_frame_free(&ifp->opts.fallback);
1135
1136 7146 av_buffer_unref(&ifp->hw_frames_ctx);
1137 7146 av_channel_layout_uninit(&ifp->ch_layout);
1138 7146 av_freep(&ifilter->linklabel);
1139 7146 av_freep(&ifp->opts.name);
1140 7146 av_buffer_unref(&ifp->downmixmatrix);
1141 7146 av_frame_side_data_free(&ifp->side_data, &ifp->nb_side_data);
1142 7146 av_freep(&ifilter->name);
1143 7146 av_freep(&ifilter->input_name);
1144 7146 av_freep(&fg->inputs[j]);
1145 }
1146 8235 av_freep(&fg->inputs);
1147
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 16604 for (int j = 0; j < fg->nb_outputs; j++) {
1148 8369 OutputFilter *ofilter = fg->outputs[j];
1149 8369 OutputFilterPriv *ofp = ofp_from_ofilter(ofilter);
1150
1151 8369 av_frame_free(&ofp->fps.last_frame);
1152 8369 av_dict_free(&ofp->sws_opts);
1153 8369 av_dict_free(&ofp->swr_opts);
1154
1155 8369 av_freep(&ofilter->linklabel);
1156 8369 av_freep(&ofilter->name);
1157 8369 av_freep(&ofilter->output_name);
1158 8369 av_freep(&ofilter->apad);
1159 8369 av_dict_free(&ofp->reinit_opts.dict);
1160
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 8369 if (ofp->reinit_opts_fifo) {
1161 ✗ while (av_fifo_read(ofp->reinit_opts_fifo, &ofp->reinit_opts, 1) >= 0)
1162 ✗ av_dict_free(&ofp->reinit_opts.dict);
1163 ✗ av_fifo_freep2(&ofp->reinit_opts_fifo);
1164 }
1165 8369 av_channel_layout_uninit(&ofp->ch_layout);
1166 8369 av_frame_side_data_free(&ofp->side_data, &ofp->nb_side_data);
1167 8369 av_freep(&fg->outputs[j]);
1168 }
1169 8235 av_freep(&fg->outputs);
1170 8235 av_freep(&fg->graph_desc);
1171
1172 8235 av_frame_free(&fgp->frame);
1173 8235 av_frame_free(&fgp->frame_enc);
1174
1175 8235 av_freep(pfg);
1176 }
1177
1178 62 static const char *fg_item_name(void *obj)
1179 {
1180 62 const FilterGraphPriv *fgp = obj;
1181
1182 62 return fgp->log_name;
1183 }
1184
1185 static const AVClass fg_class = {
1186 .class_name = "FilterGraph",
1187 .version = LIBAVUTIL_VERSION_INT,
1188 .item_name = fg_item_name,
1189 .category = AV_CLASS_CATEGORY_FILTER,
1190 };
1191
1192 8235 int fg_create(FilterGraph **pfg, char **graph_desc, Scheduler *sch,
1193 const OutputFilterOptions *opts)
1194 {
1195 FilterGraphPriv *fgp;
1196 FilterGraph *fg;
1197
1198 AVFilterInOut *inputs, *outputs;
1199 AVFilterGraph *graph;
1200 8235 int ret = 0;
1201
1202 8235 fgp = av_mallocz(sizeof(*fgp));
1203
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 8235 if (!fgp) {
1204 ✗ av_freep(graph_desc);
1205 ✗ return AVERROR(ENOMEM);
1206 }
1207 8235 fg = &fgp->fg;
1208
1209
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 8235 if (pfg) {
1210 6961 *pfg = fg;
1211 6961 fg->index = -1;
1212 } else {
1213 1274 ret = av_dynarray_add_nofree(&filtergraphs, &nb_filtergraphs, fgp);
1214
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 1274 if (ret < 0) {
1215 ✗ av_freep(graph_desc);
1216 ✗ av_freep(&fgp);
1217 ✗ return ret;
1218 }
1219
1220 1274 fg->index = nb_filtergraphs - 1;
1221 }
1222
1223 8235 fg->class = &fg_class;
1224 8235 fg->graph_desc = *graph_desc;
1225 8235 fgp->disable_conversions = !auto_conversion_filters;
1226 8235 fgp->nb_threads = -1;
1227 8235 fgp->sch = sch;
1228
1229 8235 *graph_desc = NULL;
1230
1231 8235 snprintf(fgp->log_name, sizeof(fgp->log_name), "fc#%d", fg->index);
1232
1233 8235 fgp->frame = av_frame_alloc();
1234 8235 fgp->frame_enc = av_frame_alloc();
1235
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 8235 if (!fgp->frame || !fgp->frame_enc)
1236 ✗ return AVERROR(ENOMEM);
1237
1238 /* this graph is only used for determining the kinds of inputs
1239 * and outputs we have, and is discarded on exit from this function */
1240 8235 graph = avfilter_graph_alloc();
1241
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 8235 if (!graph)
1242 ✗ return AVERROR(ENOMEM);;
1243 8235 graph->nb_threads = 1;
1244
1245 8235 ret = graph_parse(fg, graph, fg->graph_desc, &inputs, &outputs,
1246 hw_device_for_filter());
1247
2/2
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 8235 if (ret < 0)
1248 1 goto fail;
1249
1250
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 15380 for (AVFilterInOut *cur = inputs; cur; cur = cur->next) {
1251 7146 InputFilter *const ifilter = ifilter_alloc(fg);
1252
1253
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 7146 if (!ifilter) {
1254 ✗ ret = AVERROR(ENOMEM);
1255 ✗ goto fail;
1256 }
1257
1258 7146 ifilter->linklabel = cur->name;
1259 7146 cur->name = NULL;
1260
1261 7146 ifilter->type = avfilter_pad_get_type(cur->filter_ctx->input_pads,
1262 cur->pad_idx);
1263
1264
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 7146 if (ifilter->type != AVMEDIA_TYPE_VIDEO && ifilter->type != AVMEDIA_TYPE_AUDIO) {
1265 ✗ av_log(fg, AV_LOG_FATAL, "Only video and audio filters supported "
1266 "currently.\n");
1267 ✗ ret = AVERROR(ENOSYS);
1268 ✗ goto fail;
1269 }
1270
1271 7146 ifilter->name = describe_filter_link(fg, cur, 1);
1272
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 7146 if (!ifilter->name) {
1273 ✗ ret = AVERROR(ENOMEM);
1274 ✗ goto fail;
1275 }
1276 }
1277
1278
2/2
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 16603 for (AVFilterInOut *cur = outputs; cur; cur = cur->next) {
1279 8369 const enum AVMediaType type = avfilter_pad_get_type(cur->filter_ctx->output_pads,
1280 cur->pad_idx);
1281 8369 OutputFilter *const ofilter = ofilter_alloc(fg, type);
1282 OutputFilterPriv *ofp;
1283
1284
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 8369 if (!ofilter) {
1285 ✗ ret = AVERROR(ENOMEM);
1286 ✗ goto fail;
1287 }
1288 8369 ofp = ofp_from_ofilter(ofilter);
1289
1290 8369 ofilter->linklabel = cur->name;
1291 8369 cur->name = NULL;
1292
1293 8369 ofilter->name = describe_filter_link(fg, cur, 0);
1294
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 8369 if (!ofilter->name) {
1295 ✗ ret = AVERROR(ENOMEM);
1296 ✗ goto fail;
1297 }
1298
1299 // opts should only be needed in this function to fill fields from filtergraphs
1300 // whose output is meant to be treated as if it was stream, e.g. merged HEIF
1301 // tile groups.
1302
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 8369 if (opts) {
1303 6 ofp->flags = opts->flags;
1304 6 ofp->side_data = opts->side_data;
1305 6 ofp->nb_side_data = opts->nb_side_data;
1306
1307 6 ofp->crop_top = opts->crop_top;
1308 6 ofp->crop_bottom = opts->crop_bottom;
1309 6 ofp->crop_left = opts->crop_left;
1310 6 ofp->crop_right = opts->crop_right;
1311
1312 6 const AVFrameSideData *sd = av_frame_side_data_get(ofp->side_data, ofp->nb_side_data,
1313 AV_FRAME_DATA_DISPLAYMATRIX);
1314
1/2
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 6 if (sd)
1315 ✗ memcpy(ofp->displaymatrix, sd->data, sizeof(ofp->displaymatrix));
1316 }
1317 }
1318
1319
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 8234 if (!fg->nb_outputs) {
1320 ✗ av_log(fg, AV_LOG_FATAL, "A filtergraph has zero outputs, this is not supported\n");
1321 ✗ ret = AVERROR(ENOSYS);
1322 ✗ goto fail;
1323 }
1324
1325 8234 ret = sch_add_filtergraph(sch, fg->nb_inputs, fg->nb_outputs,
1326 filter_thread, fgp);
1327
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 8234 if (ret < 0)
1328 ✗ goto fail;
1329 8234 fgp->sch_idx = ret;
1330
1331 8235 fail:
1332 8235 avfilter_inout_free(&inputs);
1333 8235 avfilter_inout_free(&outputs);
1334 8235 avfilter_graph_free(&graph);
1335
1336
2/2
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 8235 if (ret < 0)
1337 1 return ret;
1338
1339 8234 return 0;
1340 }
1341
1342 6961 int fg_create_simple(FilterGraph **pfg,
1343 InputStream *ist,
1344 char **graph_desc,
1345 Scheduler *sch, unsigned sched_idx_enc,
1346 const OutputFilterOptions *opts)
1347 {
1348 6961 const enum AVMediaType type = ist->par->codec_type;
1349 FilterGraph *fg;
1350 FilterGraphPriv *fgp;
1351 int ret;
1352
1353 6961 ret = fg_create(pfg, graph_desc, sch, NULL);
1354
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 6961 if (ret < 0)
1355 1 return ret;
1356 6960 fg = *pfg;
1357 6960 fgp = fgp_from_fg(fg);
1358
1359 6960 fgp->is_simple = 1;
1360
1361 6960 snprintf(fgp->log_name, sizeof(fgp->log_name), "%cf%s",
1362 6960 av_get_media_type_string(type)[0], opts->name);
1363
1364
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 6960 if (fg->nb_inputs != 1 || fg->nb_outputs != 1) {
1365 ✗ av_log(fg, AV_LOG_ERROR, "Simple filtergraph '%s' was expected "
1366 "to have exactly 1 input and 1 output. "
1367 "However, it had %d input(s) and %d output(s). Please adjust, "
1368 "or use a complex filtergraph (-filter_complex) instead.\n",
1369 *graph_desc, fg->nb_inputs, fg->nb_outputs);
1370 ✗ return AVERROR(EINVAL);
1371 }
1372
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 6960 if (fg->outputs[0]->type != type) {
1373 ✗ av_log(fg, AV_LOG_ERROR, "Filtergraph has a %s output, cannot connect "
1374 "it to %s output stream\n",
1375 ✗ av_get_media_type_string(fg->outputs[0]->type),
1376 av_get_media_type_string(type));
1377 ✗ return AVERROR(EINVAL);
1378 }
1379
1380 6960 ret = ifilter_bind_ist(fg->inputs[0], ist, opts->vs);
1381
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 6960 if (ret < 0)
1382 ✗ return ret;
1383
1384 6960 ret = ofilter_bind_enc(fg->outputs[0], sched_idx_enc, opts);
1385
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 6960 if (ret < 0)
1386 ✗ return ret;
1387
1388
2/2
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 6960 if (opts->nb_threads >= 0)
1389 4318 fgp->nb_threads = opts->nb_threads;
1390
1391 6960 return 0;
1392 }
1393
1394 363 static int fg_complex_bind_input(FilterGraph *fg, InputFilter *ifilter, int commit)
1395 {
1396 363 InputFilterPriv *ifp = ifp_from_ifilter(ifilter);
1397 363 InputStream *ist = NULL;
1398 363 enum AVMediaType type = ifilter->type;
1399 363 ViewSpecifier vs = { .type = VIEW_SPECIFIER_TYPE_NONE };
1400 const char *spec;
1401 char *p;
1402 int i, ret;
1403
1404
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 363 if (ifilter->linklabel && !strncmp(ifilter->linklabel, "dec:", 4)) {
1405 // bind to a standalone decoder
1406 int dec_idx;
1407
1408 1 dec_idx = strtol(ifilter->linklabel + 4, &p, 0);
1409
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 1 if (dec_idx < 0 || dec_idx >= nb_decoders) {
1410 ✗ av_log(fg, AV_LOG_ERROR, "Invalid decoder index %d in filtergraph description %s\n",
1411 dec_idx, fg->graph_desc);
1412 ✗ return AVERROR(EINVAL);
1413 }
1414
1415
1/2
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 1 if (type == AVMEDIA_TYPE_VIDEO) {
1416
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 1 spec = *p == ':' ? p + 1 : p;
1417 1 ret = view_specifier_parse(&spec, &vs);
1418
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 1 if (ret < 0)
1419 ✗ return ret;
1420 }
1421
1422 1 ret = ifilter_bind_dec(ifp, decoders[dec_idx], &vs);
1423
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 1 if (ret < 0)
1424 ✗ av_log(fg, AV_LOG_ERROR, "Error binding a decoder to filtergraph input %s\n",
1425 ifilter->name);
1426 1 return ret;
1427
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 362 } else if (ifilter->linklabel) {
1428 StreamSpecifier ss;
1429 AVFormatContext *s;
1430 248 AVStream *st = NULL;
1431 int file_idx;
1432
1433 // try finding an unbound filtergraph output with this label
1434
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 504 for (int i = 0; i < nb_filtergraphs; i++) {
1435 258 FilterGraph *fg_src = filtergraphs[i];
1436
1437
2/2
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✓ Branch 1 taken 10 times.
 258 if (fg == fg_src)
1438 248 continue;
1439
1440
2/2
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 18 for (int j = 0; j < fg_src->nb_outputs; j++) {
1441 10 OutputFilter *ofilter = fg_src->outputs[j];
1442
1443
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 10 if (!ofilter->bound && ofilter->linklabel &&
1444
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 2 !strcmp(ofilter->linklabel, ifilter->linklabel)) {
1445
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 2 if (commit) {
1446 1 av_log(fg, AV_LOG_VERBOSE,
1447 "Binding input with label '%s' to filtergraph output %d:%d\n",
1448 ifilter->linklabel, i, j);
1449
1450 1 ret = ifilter_bind_fg(ifp, fg_src, j);
1451
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 1 if (ret < 0) {
1452 ✗ av_log(fg, AV_LOG_ERROR, "Error binding filtergraph input %s\n",
1453 ifilter->linklabel);
1454 2 return ret;
1455 }
1456 } else
1457 1 ofp_from_ofilter(ofilter)->needed = 1;
1458 2 return 0;
1459 }
1460 }
1461 }
1462
1463 // bind to an explicitly specified demuxer stream
1464 246 file_idx = strtol(ifilter->linklabel, &p, 0);
1465
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 246 if (file_idx < 0 || file_idx >= nb_input_files) {
1466 ✗ av_log(fg, AV_LOG_FATAL, "Invalid file index %d in filtergraph description %s.\n",
1467 file_idx, fg->graph_desc);
1468 ✗ return AVERROR(EINVAL);
1469 }
1470 246 s = input_files[file_idx]->ctx;
1471
1472
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 246 ret = stream_specifier_parse(&ss, *p == ':' ? p + 1 : p, 1, fg);
1473
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 246 if (ret < 0) {
1474 ✗ av_log(fg, AV_LOG_ERROR, "Invalid stream specifier: %s\n", p);
1475 ✗ return ret;
1476 }
1477
1478
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 246 if (type == AVMEDIA_TYPE_VIDEO) {
1479
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 76 spec = ss.remainder ? ss.remainder : "";
1480 76 ret = view_specifier_parse(&spec, &vs);
1481
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 76 if (ret < 0) {
1482 ✗ stream_specifier_uninit(&ss);
1483 ✗ return ret;
1484 }
1485 }
1486
1487
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✗ Branch 1 not taken.
 299 for (i = 0; i < s->nb_streams; i++) {
1488 299 enum AVMediaType stream_type = s->streams[i]->codecpar->codec_type;
1489
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 299 if (stream_type != type &&
1490
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 10 !(stream_type == AVMEDIA_TYPE_SUBTITLE &&
1491 type == AVMEDIA_TYPE_VIDEO /* sub2video hack */))
1492 6 continue;
1493
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✓ Branch 2 taken 47 times.
 293 if (stream_specifier_match(&ss, s, s->streams[i], fg)) {
1494 246 st = s->streams[i];
1495 246 break;
1496 }
1497 }
1498 246 stream_specifier_uninit(&ss);
1499
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 246 if (!st) {
1500 ✗ av_log(fg, AV_LOG_FATAL, "Stream specifier '%s' in filtergraph description %s "
1501 "matches no streams.\n", p, fg->graph_desc);
1502 ✗ return AVERROR(EINVAL);
1503 }
1504 246 ist = input_files[file_idx]->streams[st->index];
1505
1506
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 246 if (commit)
1507 119 av_log(fg, AV_LOG_VERBOSE,
1508 "Binding input with label '%s' to input stream %d:%d\n",
1509 119 ifilter->linklabel, ist->file->index, ist->index);
1510 } else {
1511 // try finding an unbound filtergraph output
1512
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 228 for (int i = 0; i < nb_filtergraphs; i++) {
1513 114 FilterGraph *fg_src = filtergraphs[i];
1514
1515
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✗ Branch 1 not taken.
 114 if (fg == fg_src)
1516 114 continue;
1517
1518 ✗ for (int j = 0; j < fg_src->nb_outputs; j++) {
1519 ✗ OutputFilter *ofilter = fg_src->outputs[j];
1520
1521 ✗ if (!ofilter->bound) {
1522 ✗ if (commit) {
1523 ✗ av_log(fg, AV_LOG_VERBOSE,
1524 "Binding unlabeled filtergraph input to filtergraph output %d:%d\n", i, j);
1525
1526 ✗ ret = ifilter_bind_fg(ifp, fg_src, j);
1527 ✗ if (ret < 0) {
1528 ✗ av_log(fg, AV_LOG_ERROR, "Error binding filtergraph input %d:%d\n", i, j);
1529 ✗ return ret;
1530 }
1531 } else
1532 ✗ ofp_from_ofilter(ofilter)->needed = 1;
1533 ✗ return 0;
1534 }
1535 }
1536 }
1537
1538 114 ist = ist_find_unused(type);
1539
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 114 if (!ist) {
1540 ✗ av_log(fg, AV_LOG_FATAL,
1541 "Cannot find an unused %s input stream to feed the "
1542 "unlabeled input pad %s.\n",
1543 av_get_media_type_string(type), ifilter->name);
1544 ✗ return AVERROR(EINVAL);
1545 }
1546
1547
2/2
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 114 if (commit)
1548 57 av_log(fg, AV_LOG_VERBOSE,
1549 "Binding unlabeled input %d to input stream %d:%d\n",
1550 57 ifilter->index, ist->file->index, ist->index);
1551 }
1552
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 360 av_assert0(ist);
1553
1554
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 360 if (commit) {
1555 176 ret = ifilter_bind_ist(ifilter, ist, &vs);
1556
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 176 if (ret < 0) {
1557 ✗ av_log(fg, AV_LOG_ERROR,
1558 "Error binding an input stream to complex filtergraph input %s.\n",
1559 ifilter->name);
1560 ✗ return ret;
1561 }
1562 }
1563
1564 360 return 0;
1565 }
1566
1567 2545 static int bind_inputs(FilterGraph *fg, int commit)
1568 {
1569 // bind filtergraph inputs to input streams or other filtergraphs
1570
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 2909 for (int i = 0; i < fg->nb_inputs; i++) {
1571 364 InputFilterPriv *ifp = ifp_from_ifilter(fg->inputs[i]);
1572 int ret;
1573
1574
2/2
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 364 if (ifp->bound)
1575 1 continue;
1576
1577 363 ret = fg_complex_bind_input(fg, &ifp->ifilter, commit);
1578
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 363 if (ret < 0)
1579 ✗ return ret;
1580 }
1581
1582 2545 return 0;
1583 }
1584
1585 8735 int fg_finalise_bindings(void)
1586 {
1587 int ret;
1588
1589
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 10009 for (int i = 0; i < nb_filtergraphs; i++) {
1590 1274 ret = bind_inputs(filtergraphs[i], 0);
1591
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 1274 if (ret < 0)
1592 ✗ return ret;
1593 }
1594
1595 // check that all outputs were bound
1596
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 10009 for (int i = nb_filtergraphs - 1; i >= 0; i--) {
1597 1274 FilterGraph *fg = filtergraphs[i];
1598 1274 FilterGraphPriv *fgp = fgp_from_fg(filtergraphs[i]);
1599
1600
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 2680 for (int j = 0; j < fg->nb_outputs; j++) {
1601 1409 OutputFilter *output = fg->outputs[j];
1602
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✓ Branch 2 taken 1406 times.
 1409 if (!ofp_from_ofilter(output)->needed) {
1603
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 3 if (!fg->is_internal) {
1604 ✗ av_log(fg, AV_LOG_FATAL,
1605 "Filter '%s' has output %d (%s) unconnected\n",
1606 output->name, j,
1607 ✗ output->linklabel ? (const char *)output->linklabel : "unlabeled");
1608 ✗ return AVERROR(EINVAL);
1609 }
1610
1611 3 av_log(fg, AV_LOG_DEBUG,
1612 "Internal filter '%s' has output %d (%s) unconnected. Removing graph\n",
1613 output->name, j,
1614
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✗ Branch 1 not taken.
 3 output->linklabel ? (const char *)output->linklabel : "unlabeled");
1615 3 sch_remove_filtergraph(fgp->sch, fgp->sch_idx);
1616 3 fg_free(&filtergraphs[i]);
1617 3 nb_filtergraphs--;
1618
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✓ Branch 1 taken 3 times.
 3 if (nb_filtergraphs > 0)
1619 ✗ memmove(&filtergraphs[i],
1620 ✗ &filtergraphs[i + 1],
1621 ✗ (nb_filtergraphs - i) * sizeof(*filtergraphs));
1622 3 break;
1623 }
1624 }
1625 }
1626
1627
2/2
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 10006 for (int i = 0; i < nb_filtergraphs; i++) {
1628 1271 ret = bind_inputs(filtergraphs[i], 1);
1629
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✓ Branch 1 taken 1271 times.
 1271 if (ret < 0)
1630 ✗ return ret;
1631 }
1632
1633 8735 return 0;
1634 }
1635
1636 15596 static int insert_trim(void *logctx, int64_t start_time, int64_t duration,
1637 AVFilterContext **last_filter, int *pad_idx,
1638 const char *filter_name)
1639 {
1640 15596 AVFilterGraph *graph = (*last_filter)->graph;
1641 AVFilterContext *ctx;
1642 const AVFilter *trim;
1643 15596 enum AVMediaType type = avfilter_pad_get_type((*last_filter)->output_pads, *pad_idx);
1644
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✓ Branch 1 taken 2827 times.
 15596 const char *name = (type == AVMEDIA_TYPE_VIDEO) ? "trim" : "atrim";
1645 15596 int ret = 0;
1646
1647
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✓ Branch 3 taken 24 times.
 15596 if (duration == INT64_MAX && start_time == AV_NOPTS_VALUE)
1648 14194 return 0;
1649
1650 1402 trim = avfilter_get_by_name(name);
1651
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 1402 if (!trim) {
1652 ✗ av_log(logctx, AV_LOG_ERROR, "%s filter not present, cannot limit "
1653 "recording time.\n", name);
1654 ✗ return AVERROR_FILTER_NOT_FOUND;
1655 }
1656
1657 1402 ctx = avfilter_graph_alloc_filter(graph, trim, filter_name);
1658
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 1402 if (!ctx)
1659 ✗ return AVERROR(ENOMEM);
1660
1661
2/2
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 1402 if (duration != INT64_MAX) {
1662 1378 ret = av_opt_set_int(ctx, "durationi", duration,
1663 AV_OPT_SEARCH_CHILDREN);
1664 }
1665
3/4
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✓ Branch 3 taken 1375 times.
 1402 if (ret >= 0 && start_time != AV_NOPTS_VALUE) {
1666 27 ret = av_opt_set_int(ctx, "starti", start_time,
1667 AV_OPT_SEARCH_CHILDREN);
1668 }
1669
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 1402 if (ret < 0) {
1670 ✗ av_log(ctx, AV_LOG_ERROR, "Error configuring the %s filter", name);
1671 ✗ return ret;
1672 }
1673
1674 1402 ret = avfilter_init_str(ctx, NULL);
1675
1/2
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✓ Branch 1 taken 1402 times.
 1402 if (ret < 0)
1676 ✗ return ret;
1677
1678 1402 ret = avfilter_link(*last_filter, *pad_idx, ctx, 0);
1679
1/2
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✓ Branch 1 taken 1402 times.
 1402 if (ret < 0)
1680 ✗ return ret;
1681
1682 1402 *last_filter = ctx;
1683 1402 *pad_idx = 0;
1684 1402 return 0;
1685 }
1686
1687 24 static int insert_filter(AVFilterContext **last_filter, int *pad_idx,
1688 const char *filter_name, const char *args)
1689 {
1690 24 AVFilterGraph *graph = (*last_filter)->graph;
1691 24 const AVFilter *filter = avfilter_get_by_name(filter_name);
1692 AVFilterContext *ctx;
1693 int ret;
1694
1695
1/2
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✓ Branch 1 taken 24 times.
 24 if (!filter)
1696 ✗ return AVERROR_BUG;
1697
1698 24 ret = avfilter_graph_create_filter(&ctx,
1699 filter,
1700 filter_name, args, NULL, graph);
1701
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✓ Branch 1 taken 24 times.
 24 if (ret < 0)
1702 ✗ return ret;
1703
1704 24 ret = avfilter_link(*last_filter, *pad_idx, ctx, 0);
1705
1/2
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✓ Branch 1 taken 24 times.
 24 if (ret < 0)
1706 ✗ return ret;
1707
1708 24 *last_filter = ctx;
1709 24 *pad_idx = 0;
1710 24 return 0;
1711 }
1712
1713 6967 static int configure_output_video_filter(FilterGraphPriv *fgp, AVFilterGraph *graph,
1714 OutputFilter *ofilter, AVFilterInOut *out)
1715 {
1716 6967 OutputFilterPriv *ofp = ofp_from_ofilter(ofilter);
1717 6967 AVFilterContext *last_filter = out->filter_ctx;
1718 AVBPrint bprint;
1719 6967 int pad_idx = out->pad_idx;
1720 int ret;
1721 char name[255];
1722
1723 6967 snprintf(name, sizeof(name), "out_%s", ofilter->output_name);
1724 6967 ret = avfilter_graph_create_filter(&ofilter->filter,
1725 avfilter_get_by_name("buffersink"),
1726 name, NULL, NULL, graph);
1727
1728
1/2
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 6967 if (ret < 0)
1729 ✗ return ret;
1730
1731
2/2
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✓ Branch 1 taken 6964 times.
 6967 if (ofp->flags & OFILTER_FLAG_CROP) {
1732 char crop_buf[64];
1733 3 snprintf(crop_buf, sizeof(crop_buf), "w=iw-%u-%u:h=ih-%u-%u:x=%u:y=%u",
1734 ofp->crop_left, ofp->crop_right,
1735 ofp->crop_top, ofp->crop_bottom,
1736 ofp->crop_left, ofp->crop_top);
1737 3 ret = insert_filter(&last_filter, &pad_idx, "crop", crop_buf);
1738
1/2
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 3 if (ret < 0)
1739 ✗ return ret;
1740 }
1741
1742
2/2
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✓ Branch 1 taken 6964 times.
 6967 if (ofp->flags & OFILTER_FLAG_AUTOROTATE) {
1743 3 int32_t *displaymatrix = ofp->displaymatrix;
1744 double theta;
1745
1746 3 theta = get_rotation(displaymatrix);
1747
1748
1/2
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✓ Branch 1 taken 3 times.
 3 if (fabs(theta - 90) < 1.0) {
1749 ✗ ret = insert_filter(&last_filter, &pad_idx, "transpose",
1750 ✗ displaymatrix[3] > 0 ? "cclock_flip" : "clock");
1751
1/2
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 3 } else if (fabs(theta - 180) < 1.0) {
1752 ✗ if (displaymatrix[0] < 0) {
1753 ✗ ret = insert_filter(&last_filter, &pad_idx, "hflip", NULL);
1754 ✗ if (ret < 0)
1755 ✗ return ret;
1756 }
1757 ✗ if (displaymatrix[4] < 0) {
1758 ✗ ret = insert_filter(&last_filter, &pad_idx, "vflip", NULL);
1759 }
1760
1/2
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✓ Branch 1 taken 3 times.
 3 } else if (fabs(theta - 270) < 1.0) {
1761 ✗ ret = insert_filter(&last_filter, &pad_idx, "transpose",
1762 ✗ displaymatrix[3] < 0 ? "clock_flip" : "cclock");
1763
1/2
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 3 } else if (fabs(theta) > 1.0) {
1764 char rotate_buf[64];
1765 ✗ snprintf(rotate_buf, sizeof(rotate_buf), "%f*PI/180", theta);
1766 ✗ ret = insert_filter(&last_filter, &pad_idx, "rotate", rotate_buf);
1767
1/2
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 3 } else if (fabs(theta) < 1.0) {
1768 ✗ if (displaymatrix && displaymatrix[4] < 0) {
1769 ✗ ret = insert_filter(&last_filter, &pad_idx, "vflip", NULL);
1770 }
1771 }
1772
1/2
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✓ Branch 1 taken 3 times.
 3 if (ret < 0)
1773 ✗ return ret;
1774
1775 3 av_frame_side_data_remove(&ofp->side_data, &ofp->nb_side_data, AV_FRAME_DATA_DISPLAYMATRIX);
1776 }
1777
1778
4/6
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✗ Branch 5 not taken.
 6967 if ((ofp->width || ofp->height) && (ofp->flags & OFILTER_FLAG_AUTOSCALE) &&
1779 // skip add scale for hardware format
1780
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✓ Branch 1 taken 25 times.
 1396 !(ofp->format != AV_PIX_FMT_NONE &&
1781
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✗ Branch 2 not taken.
 1371 av_pix_fmt_desc_get(ofp->format)->flags & AV_PIX_FMT_FLAG_HWACCEL)) {
1782 char args[255];
1783 AVFilterContext *filter;
1784 1396 const AVDictionaryEntry *e = NULL;
1785
1786 1396 snprintf(args, sizeof(args), "%d:%d",
1787 ofp->width, ofp->height);
1788
1789
2/2
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✓ Branch 2 taken 1396 times.
 2778 while ((e = av_dict_iterate(ofp->sws_opts, e))) {
1790 1382 av_strlcatf(args, sizeof(args), ":%s=%s", e->key, e->value);
1791 }
1792
1793 1396 snprintf(name, sizeof(name), "scaler_out_%s", ofilter->output_name);
1794
1/2
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✓ Branch 3 taken 1396 times.
 1396 if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
1795 name, args, NULL, graph)) < 0)
1796 ✗ return ret;
1797
1/2
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✓ Branch 2 taken 1396 times.
 1396 if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0)
1798 ✗ return ret;
1799
1800 1396 last_filter = filter;
1801 1396 pad_idx = 0;
1802 }
1803
1804
1/6
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 6967 av_assert0(!(ofp->flags & OFILTER_FLAG_DISABLE_CONVERT) ||
1805 ofp->format != AV_PIX_FMT_NONE || !ofp->pix_fmts);
1806 6967 av_bprint_init(&bprint, 0, AV_BPRINT_SIZE_UNLIMITED);
1807 6967 choose_pix_fmts(ofp, &bprint);
1808 6967 choose_color_spaces(ofp, &bprint);
1809 6967 choose_color_ranges(ofp, &bprint);
1810 6967 choose_alpha_modes(ofp, &bprint);
1811
1/2
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✓ Branch 2 taken 6967 times.
 6967 if (!av_bprint_is_complete(&bprint))
1812 ✗ return AVERROR(ENOMEM);
1813
1814
2/2
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✓ Branch 1 taken 1183 times.
 6967 if (bprint.len) {
1815 AVFilterContext *filter;
1816
1817 5784 ret = avfilter_graph_create_filter(&filter,
1818 avfilter_get_by_name("format"),
1819 5784 "format", bprint.str, NULL, graph);
1820 5784 av_bprint_finalize(&bprint, NULL);
1821
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 5784 if (ret < 0)
1822 ✗ return ret;
1823
1/2
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 5784 if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0)
1824 ✗ return ret;
1825
1826 5784 last_filter = filter;
1827 5784 pad_idx = 0;
1828 }
1829
1830 6967 snprintf(name, sizeof(name), "trim_out_%s", ofilter->output_name);
1831 6967 ret = insert_trim(fgp, ofp->trim_start_us, ofp->trim_duration_us,
1832 &last_filter, &pad_idx, name);
1833
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 6967 if (ret < 0)
1834 ✗ return ret;
1835
1836
1837
1/2
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 6967 if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0)
1838 ✗ return ret;
1839
1840 6967 return 0;
1841 }
1842
1843 1445 static int configure_output_audio_filter(FilterGraphPriv *fgp, AVFilterGraph *graph,
1844 OutputFilter *ofilter, AVFilterInOut *out)
1845 {
1846 1445 OutputFilterPriv *ofp = ofp_from_ofilter(ofilter);
1847 1445 AVFilterContext *last_filter = out->filter_ctx;
1848 1445 int pad_idx = out->pad_idx;
1849 AVBPrint args;
1850 char name[255];
1851 int ret;
1852
1853 1445 snprintf(name, sizeof(name), "out_%s", ofilter->output_name);
1854 1445 ret = avfilter_graph_create_filter(&ofilter->filter,
1855 avfilter_get_by_name("abuffersink"),
1856 name, NULL, NULL, graph);
1857
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✓ Branch 1 taken 1445 times.
 1445 if (ret < 0)
1858 ✗ return ret;
1859
1860 #define AUTO_INSERT_FILTER(opt_name, filter_name, arg) do { \
1861 AVFilterContext *filt_ctx; \
1862 \
1863 av_log(ofilter, AV_LOG_INFO, opt_name " is forwarded to lavfi " \
1864 "similarly to -af " filter_name "=%s.\n", arg); \
1865 \
1866 ret = avfilter_graph_create_filter(&filt_ctx, \
1867 avfilter_get_by_name(filter_name), \
1868 filter_name, arg, NULL, graph); \
1869 if (ret < 0) \
1870 goto fail; \
1871 \
1872 ret = avfilter_link(last_filter, pad_idx, filt_ctx, 0); \
1873 if (ret < 0) \
1874 goto fail; \
1875 \
1876 last_filter = filt_ctx; \
1877 pad_idx = 0; \
1878 } while (0)
1879 1445 av_bprint_init(&args, 0, AV_BPRINT_SIZE_UNLIMITED);
1880
1881 1445 choose_sample_fmts(ofp, &args);
1882 1445 choose_sample_rates(ofp, &args);
1883 1445 choose_channel_layouts(ofp, &args);
1884
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✓ Branch 2 taken 1445 times.
 1445 if (!av_bprint_is_complete(&args)) {
1885 ✗ ret = AVERROR(ENOMEM);
1886 ✗ goto fail;
1887 }
1888
1/2
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✗ Branch 1 not taken.
 1445 if (args.len) {
1889 AVFilterContext *format;
1890
1891 1445 snprintf(name, sizeof(name), "format_out_%s", ofilter->output_name);
1892 1445 ret = avfilter_graph_create_filter(&format,
1893 avfilter_get_by_name("aformat"),
1894 1445 name, args.str, NULL, graph);
1895
1/2
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✓ Branch 1 taken 1445 times.
 1445 if (ret < 0)
1896 ✗ goto fail;
1897
1898 1445 ret = avfilter_link(last_filter, pad_idx, format, 0);
1899
1/2
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✓ Branch 1 taken 1445 times.
 1445 if (ret < 0)
1900 ✗ goto fail;
1901
1902 1445 last_filter = format;
1903 1445 pad_idx = 0;
1904 }
1905
1906
1/2
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 1445 if (ofilter->apad)
1907 ✗ AUTO_INSERT_FILTER("-apad", "apad", ofilter->apad);
1908
1909 1445 snprintf(name, sizeof(name), "trim for output %s", ofilter->output_name);
1910 1445 ret = insert_trim(fgp, ofp->trim_start_us, ofp->trim_duration_us,
1911 &last_filter, &pad_idx, name);
1912
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✓ Branch 1 taken 1445 times.
 1445 if (ret < 0)
1913 ✗ goto fail;
1914
1915
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✗ Branch 2 not taken.
 1445 if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0)
1916 ✗ goto fail;
1917 1445 fail:
1918 1445 av_bprint_finalize(&args, NULL);
1919
1920 1445 return ret;
1921 }
1922
1923 8412 static int configure_output_filter(FilterGraphPriv *fgp, AVFilterGraph *graph,
1924 OutputFilter *ofilter, AVFilterInOut *out)
1925 {
1926
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✗ Branch 2 not taken.
 8412 switch (ofilter->type) {
1927 6967 case AVMEDIA_TYPE_VIDEO: return configure_output_video_filter(fgp, graph, ofilter, out);
1928 1445 case AVMEDIA_TYPE_AUDIO: return configure_output_audio_filter(fgp, graph, ofilter, out);
1929 ✗ default: av_assert0(0); return 0;
1930 }
1931 }
1932
1933 4 static void sub2video_prepare(InputFilterPriv *ifp)
1934 {
1935 4 ifp->sub2video.last_pts = INT64_MIN;
1936 4 ifp->sub2video.end_pts = INT64_MIN;
1937
1938 /* sub2video structure has been (re-)initialized.
1939 Mark it as such so that the system will be
1940 initialized with the first received heartbeat. */
1941 4 ifp->sub2video.initialize = 1;
1942 4 }
1943
1944 5802 static int configure_input_video_filter(FilterGraph *fg, AVFilterGraph *graph,
1945 InputFilter *ifilter, AVFilterInOut *in)
1946 {
1947 5802 InputFilterPriv *ifp = ifp_from_ifilter(ifilter);
1948
1949 AVFilterContext *last_filter;
1950 5802 const AVFilter *buffer_filt = avfilter_get_by_name("buffer");
1951 const AVPixFmtDescriptor *desc;
1952 char name[255];
1953 5802 int ret, pad_idx = 0;
1954 5802 AVBufferSrcParameters *par = av_buffersrc_parameters_alloc();
1955
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✓ Branch 1 taken 5802 times.
 5802 if (!par)
1956 ✗ return AVERROR(ENOMEM);
1957
1958
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✓ Branch 1 taken 5798 times.
 5802 if (ifp->type_src == AVMEDIA_TYPE_SUBTITLE)
1959 4 sub2video_prepare(ifp);
1960
1961 5802 snprintf(name, sizeof(name), "graph %d input from stream %s", fg->index,
1962 ifp->opts.name);
1963
1964 5802 ifilter->filter = avfilter_graph_alloc_filter(graph, buffer_filt, name);
1965
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 5802 times.
 5802 if (!ifilter->filter) {
1966 ✗ ret = AVERROR(ENOMEM);
1967 ✗ goto fail;
1968 }
1969
1970 5802 par->format = ifp->format;
1971 5802 par->time_base = ifp->time_base;
1972 5802 par->frame_rate = ifp->opts.framerate;
1973 5802 par->width = ifp->width;
1974 5802 par->height = ifp->height;
1975 5802 par->sample_aspect_ratio = ifp->sample_aspect_ratio.den > 0 ?
1976
2/2
✓ Branch 0 taken 5798 times.
✓ Branch 1 taken 4 times.
 5802 ifp->sample_aspect_ratio : (AVRational){ 0, 1 };
1977 5802 par->color_space = ifp->color_space;
1978 5802 par->color_range = ifp->color_range;
1979 5802 par->alpha_mode = ifp->alpha_mode;
1980 5802 par->hw_frames_ctx = ifp->hw_frames_ctx;
1981 5802 par->side_data = ifp->side_data;
1982 5802 par->nb_side_data = ifp->nb_side_data;
1983
1984 5802 ret = av_buffersrc_parameters_set(ifilter->filter, par);
1985
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 5802 times.
 5802 if (ret < 0)
1986 ✗ goto fail;
1987 5802 av_freep(&par);
1988
1989 5802 ret = avfilter_init_dict(ifilter->filter, NULL);
1990
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 5802 times.
 5802 if (ret < 0)
1991 ✗ goto fail;
1992
1993 5802 last_filter = ifilter->filter;
1994
1995 5802 desc = av_pix_fmt_desc_get(ifp->format);
1996
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 5802 times.
 5802 av_assert0(desc);
1997
1998
2/2
✓ Branch 0 taken 6 times.
✓ Branch 1 taken 5796 times.
 5802 if ((ifp->opts.flags & IFILTER_FLAG_CROP)) {
1999 char crop_buf[64];
2000 6 snprintf(crop_buf, sizeof(crop_buf), "w=iw-%u-%u:h=ih-%u-%u:x=%u:y=%u",
2001 ifp->opts.crop_left, ifp->opts.crop_right,
2002 ifp->opts.crop_top, ifp->opts.crop_bottom,
2003 ifp->opts.crop_left, ifp->opts.crop_top);
2004 6 ret = insert_filter(&last_filter, &pad_idx, "crop", crop_buf);
2005
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 6 times.
 6 if (ret < 0)
2006 ✗ return ret;
2007 }
2008
2009 // TODO: insert hwaccel enabled filters like transpose_vaapi into the graph
2010 5802 ifp->displaymatrix_applied = 0;
2011
2/2
✓ Branch 0 taken 5797 times.
✓ Branch 1 taken 5 times.
 5802 if ((ifp->opts.flags & IFILTER_FLAG_AUTOROTATE) &&
2012
1/2
✓ Branch 0 taken 5797 times.
✗ Branch 1 not taken.
 5797 !(desc->flags & AV_PIX_FMT_FLAG_HWACCEL)) {
2013 5797 int32_t *displaymatrix = ifp->displaymatrix;
2014 double theta;
2015
2016 5797 theta = get_rotation(displaymatrix);
2017
2018
2/2
✓ Branch 0 taken 15 times.
✓ Branch 1 taken 5782 times.
 5797 if (fabs(theta - 90) < 1.0) {
2019 15 ret = insert_filter(&last_filter, &pad_idx, "transpose",
2020
2/2
✓ Branch 0 taken 14 times.
✓ Branch 1 taken 1 times.
 15 displaymatrix[3] > 0 ? "cclock_flip" : "clock");
2021
1/2
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✓ Branch 1 taken 5782 times.
 5782 } else if (fabs(theta - 180) < 1.0) {
2022 ✗ if (displaymatrix[0] < 0) {
2023 ✗ ret = insert_filter(&last_filter, &pad_idx, "hflip", NULL);
2024 ✗ if (ret < 0)
2025 ✗ return ret;
2026 }
2027 ✗ if (displaymatrix[4] < 0) {
2028 ✗ ret = insert_filter(&last_filter, &pad_idx, "vflip", NULL);
2029 }
2030
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 5782 times.
 5782 } else if (fabs(theta - 270) < 1.0) {
2031 ✗ ret = insert_filter(&last_filter, &pad_idx, "transpose",
2032 ✗ displaymatrix[3] < 0 ? "clock_flip" : "cclock");
2033
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 5782 times.
 5782 } else if (fabs(theta) > 1.0) {
2034 char rotate_buf[64];
2035 ✗ snprintf(rotate_buf, sizeof(rotate_buf), "%f*PI/180", theta);
2036 ✗ ret = insert_filter(&last_filter, &pad_idx, "rotate", rotate_buf);
2037
2/2
✓ Branch 0 taken 9 times.
✓ Branch 1 taken 5773 times.
 5782 } else if (fabs(theta) < 1.0) {
2038
2/4
✓ Branch 0 taken 9 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 9 times.
 9 if (displaymatrix && displaymatrix[4] < 0) {
2039 ✗ ret = insert_filter(&last_filter, &pad_idx, "vflip", NULL);
2040 }
2041 }
2042
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 5797 times.
 5797 if (ret < 0)
2043 ✗ return ret;
2044
2045 5797 ifp->displaymatrix_applied = 1;
2046 }
2047
2048 5802 snprintf(name, sizeof(name), "trim_in_%s", ifp->opts.name);
2049 5802 ret = insert_trim(fg, ifp->opts.trim_start_us, ifp->opts.trim_end_us,
2050 &last_filter, &pad_idx, name);
2051
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 5802 times.
 5802 if (ret < 0)
2052 ✗ return ret;
2053
2054
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 5802 times.
 5802 if ((ret = avfilter_link(last_filter, 0, in->filter_ctx, in->pad_idx)) < 0)
2055 ✗ return ret;
2056 5802 return 0;
2057 ✗ fail:
2058 ✗ av_freep(&par);
2059
2060 ✗ return ret;
2061 }
2062
2063 1382 static int configure_input_audio_filter(FilterGraph *fg, AVFilterGraph *graph,
2064 InputFilter *ifilter, AVFilterInOut *in)
2065 {
2066 1382 InputFilterPriv *ifp = ifp_from_ifilter(ifilter);
2067 AVFilterContext *last_filter;
2068 AVBufferSrcParameters *par;
2069 1382 const AVFilter *abuffer_filt = avfilter_get_by_name("abuffer");
2070 AVBPrint args;
2071 char name[255];
2072 1382 int ret, pad_idx = 0;
2073
2074 1382 av_bprint_init(&args, 0, AV_BPRINT_SIZE_AUTOMATIC);
2075 1382 av_bprintf(&args, "time_base=%d/%d:sample_rate=%d:sample_fmt=%s",
2076 ifp->time_base.num, ifp->time_base.den,
2077 ifp->sample_rate,
2078 1382 av_get_sample_fmt_name(ifp->format));
2079
1/2
✓ Branch 1 taken 1382 times.
✗ Branch 2 not taken.
 1382 if (av_channel_layout_check(&ifp->ch_layout) &&
2080
2/2
✓ Branch 0 taken 1362 times.
✓ Branch 1 taken 20 times.
 1382 ifp->ch_layout.order != AV_CHANNEL_ORDER_UNSPEC) {
2081 1362 av_bprintf(&args, ":channel_layout=");
2082 1362 av_channel_layout_describe_bprint(&ifp->ch_layout, &args);
2083 } else
2084 20 av_bprintf(&args, ":channels=%d", ifp->ch_layout.nb_channels);
2085 1382 snprintf(name, sizeof(name), "graph_%d_in_%s", fg->index, ifp->opts.name);
2086
2087
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1382 times.
 1382 if ((ret = avfilter_graph_create_filter(&ifilter->filter, abuffer_filt,
2088 1382 name, args.str, NULL,
2089 graph)) < 0)
2090 ✗ return ret;
2091 1382 par = av_buffersrc_parameters_alloc();
2092
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1382 times.
 1382 if (!par)
2093 ✗ return AVERROR(ENOMEM);
2094 1382 par->side_data = ifp->side_data;
2095 1382 par->nb_side_data = ifp->nb_side_data;
2096 1382 ret = av_buffersrc_parameters_set(ifilter->filter, par);
2097 1382 av_free(par);
2098
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1382 times.
 1382 if (ret < 0)
2099 ✗ return ret;
2100 1382 last_filter = ifilter->filter;
2101
2102 1382 snprintf(name, sizeof(name), "trim for input stream %s", ifp->opts.name);
2103 1382 ret = insert_trim(fg, ifp->opts.trim_start_us, ifp->opts.trim_end_us,
2104 &last_filter, &pad_idx, name);
2105
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1382 times.
 1382 if (ret < 0)
2106 ✗ return ret;
2107
2108
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1382 times.
 1382 if ((ret = avfilter_link(last_filter, 0, in->filter_ctx, in->pad_idx)) < 0)
2109 ✗ return ret;
2110
2111 1382 return 0;
2112 }
2113
2114 7184 static int configure_input_filter(FilterGraph *fg, AVFilterGraph *graph,
2115 InputFilter *ifilter, AVFilterInOut *in)
2116 {
2117
2/3
✓ Branch 0 taken 5802 times.
✓ Branch 1 taken 1382 times.
✗ Branch 2 not taken.
 7184 switch (ifilter->type) {
2118 5802 case AVMEDIA_TYPE_VIDEO: return configure_input_video_filter(fg, graph, ifilter, in);
2119 1382 case AVMEDIA_TYPE_AUDIO: return configure_input_audio_filter(fg, graph, ifilter, in);
2120 ✗ default: av_assert0(0); return 0;
2121 }
2122 }
2123
2124 8278 static void cleanup_filtergraph(FilterGraph *fg, FilterGraphThread *fgt)
2125 {
2126
2/2
✓ Branch 0 taken 8413 times.
✓ Branch 1 taken 8278 times.
 16691 for (int i = 0; i < fg->nb_outputs; i++)
2127 8413 fg->outputs[i]->filter = NULL;
2128
2/2
✓ Branch 0 taken 7185 times.
✓ Branch 1 taken 8278 times.
 15463 for (int i = 0; i < fg->nb_inputs; i++)
2129 7185 fg->inputs[i]->filter = NULL;
2130 8278 avfilter_graph_free(&fgt->graph);
2131 8278 }
2132
2133 9538 static int filter_is_buffersrc(const AVFilterContext *f)
2134 {
2135
2/2
✓ Branch 0 taken 4297 times.
✓ Branch 1 taken 5241 times.
 13835 return f->nb_inputs == 0 &&
2136
2/2
✓ Branch 0 taken 1901 times.
✓ Branch 1 taken 2396 times.
 4297 (!strcmp(f->filter->name, "buffer") ||
2137
2/2
✓ Branch 0 taken 702 times.
✓ Branch 1 taken 1199 times.
 1901 !strcmp(f->filter->name, "abuffer"));
2138 }
2139
2140 8276 static int graph_is_meta(AVFilterGraph *graph)
2141 {
2142
2/2
✓ Branch 0 taken 18260 times.
✓ Branch 1 taken 1836 times.
 20096 for (unsigned i = 0; i < graph->nb_filters; i++) {
2143 18260 const AVFilterContext *f = graph->filters[i];
2144
2145 /* in addition to filters flagged as meta, also
2146 * disregard sinks and buffersources (but not other sources,
2147 * since they introduce data we are not aware of)
2148 */
2149
4/4
✓ Branch 0 taken 12636 times.
✓ Branch 1 taken 5624 times.
✓ Branch 2 taken 6440 times.
✓ Branch 3 taken 3098 times.
 27798 if (!((f->filter->flags & AVFILTER_FLAG_METADATA_ONLY) ||
2150
2/2
✓ Branch 0 taken 9538 times.
✓ Branch 1 taken 3098 times.
 12636 f->nb_outputs == 0 ||
2151 9538 filter_is_buffersrc(f)))
2152 6440 return 0;
2153 }
2154 1836 return 1;
2155 }
2156
2157 static int sub2video_frame(InputFilter *ifilter, AVFrame *frame, int buffer);
2158
2159 8277 static int configure_filtergraph(FilterGraph *fg, FilterGraphThread *fgt)
2160 {
2161 8277 FilterGraphPriv *fgp = fgp_from_fg(fg);
2162 AVBufferRef *hw_device;
2163 AVFilterInOut *inputs, *outputs, *cur;
2164 8277 int ret = AVERROR_BUG, i, simple = filtergraph_is_simple(fg);
2165 8277 int have_input_eof = 0;
2166 8277 const char *graph_desc = fg->graph_desc;
2167
2168 8277 cleanup_filtergraph(fg, fgt);
2169 8277 fgt->graph = avfilter_graph_alloc();
2170
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 8277 times.
 8277 if (!fgt->graph)
2171 ✗ return AVERROR(ENOMEM);
2172
2173
2/2
✓ Branch 0 taken 7006 times.
✓ Branch 1 taken 1271 times.
 8277 if (simple) {
2174 7006 OutputFilterPriv *ofp = ofp_from_ofilter(fg->outputs[0]);
2175
2176
2/2
✓ Branch 0 taken 391 times.
✓ Branch 1 taken 6615 times.
 7006 if (filter_nbthreads) {
2177 391 ret = av_opt_set(fgt->graph, "threads", filter_nbthreads, 0);
2178
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 391 times.
 391 if (ret < 0)
2179 ✗ goto fail;
2180
2/2
✓ Branch 0 taken 4101 times.
✓ Branch 1 taken 2514 times.
 6615 } else if (fgp->nb_threads >= 0) {
2181 4101 ret = av_opt_set_int(fgt->graph, "threads", fgp->nb_threads, 0);
2182
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 4101 times.
 4101 if (ret < 0)
2183 ✗ return ret;
2184 }
2185
2186
2/2
✓ Branch 1 taken 4467 times.
✓ Branch 2 taken 2539 times.
 7006 if (av_dict_count(ofp->sws_opts)) {
2187 4467 ret = av_dict_get_string(ofp->sws_opts,
2188 4467 &fgt->graph->scale_sws_opts,
2189 '=', ':');
2190
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 4467 times.
 4467 if (ret < 0)
2191 ✗ goto fail;
2192 }
2193
2194
2/2
✓ Branch 1 taken 65 times.
✓ Branch 2 taken 6941 times.
 7006 if (av_dict_count(ofp->swr_opts)) {
2195 char *args;
2196 65 ret = av_dict_get_string(ofp->swr_opts, &args, '=', ':');
2197
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 65 times.
 65 if (ret < 0)
2198 ✗ goto fail;
2199 65 av_opt_set(fgt->graph, "aresample_swr_opts", args, 0);
2200 65 av_free(args);
2201 }
2202 } else {
2203 1271 fgt->graph->nb_threads = filter_complex_nbthreads;
2204 }
2205
2206
2/2
✓ Branch 0 taken 1 times.
✓ Branch 1 taken 8276 times.
 8277 if (filter_buffered_frames) {
2207 1 ret = av_opt_set_int(fgt->graph, "max_buffered_frames", filter_buffered_frames, 0);
2208
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1 times.
 1 if (ret < 0)
2209 ✗ return ret;
2210 }
2211
2212 8277 hw_device = hw_device_for_filter();
2213
2214 8277 ret = graph_parse(fg, fgt->graph, graph_desc, &inputs, &outputs, hw_device);
2215
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 8277 times.
 8277 if (ret < 0)
2216 ✗ goto fail;
2217
2218
2/2
✓ Branch 0 taken 7184 times.
✓ Branch 1 taken 8277 times.
 15461 for (cur = inputs, i = 0; cur; cur = cur->next, i++)
2219
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 7184 times.
 7184 if ((ret = configure_input_filter(fg, fgt->graph, fg->inputs[i], cur)) < 0) {
2220 ✗ avfilter_inout_free(&inputs);
2221 ✗ avfilter_inout_free(&outputs);
2222 ✗ goto fail;
2223 }
2224 8277 avfilter_inout_free(&inputs);
2225
2226
2/2
✓ Branch 0 taken 8412 times.
✓ Branch 1 taken 8277 times.
 16689 for (cur = outputs, i = 0; cur; cur = cur->next, i++) {
2227 8412 ret = configure_output_filter(fgp, fgt->graph, fg->outputs[i], cur);
2228
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 8412 times.
 8412 if (ret < 0) {
2229 ✗ avfilter_inout_free(&outputs);
2230 ✗ goto fail;
2231 }
2232 }
2233 8277 avfilter_inout_free(&outputs);
2234
2235
2/2
✓ Branch 0 taken 6350 times.
✓ Branch 1 taken 1927 times.
 8277 if (fgp->disable_conversions)
2236 6350 avfilter_graph_set_auto_convert(fgt->graph, AVFILTER_AUTO_CONVERT_NONE);
2237
2/2
✓ Branch 1 taken 1 times.
✓ Branch 2 taken 8276 times.
 8277 if ((ret = avfilter_graph_config(fgt->graph, NULL)) < 0)
2238 1 goto fail;
2239
2240 8276 fgp->is_meta = graph_is_meta(fgt->graph);
2241
2242 /* limit the lists of allowed formats to the ones selected, to
2243 * make sure they stay the same if the filtergraph is reconfigured later */
2244
2/2
✓ Branch 0 taken 8411 times.
✓ Branch 1 taken 8276 times.
 16687 for (int i = 0; i < fg->nb_outputs; i++) {
2245 const AVFrameSideData *const *sd;
2246 int nb_sd;
2247 8411 OutputFilter *ofilter = fg->outputs[i];
2248 8411 OutputFilterPriv *ofp = ofp_from_ofilter(ofilter);
2249 8411 AVFilterContext *sink = ofilter->filter;
2250
2251 8411 ofp->format = av_buffersink_get_format(sink);
2252
2253 8411 ofp->width = av_buffersink_get_w(sink);
2254 8411 ofp->height = av_buffersink_get_h(sink);
2255 8411 ofp->color_space = av_buffersink_get_colorspace(sink);
2256 8411 ofp->color_range = av_buffersink_get_color_range(sink);
2257 8411 ofp->alpha_mode = av_buffersink_get_alpha_mode(sink);
2258
2259 // If the timing parameters are not locked yet, get the tentative values
2260 // here but don't lock them. They will only be used if no output frames
2261 // are ever produced.
2262
2/2
✓ Branch 0 taken 8364 times.
✓ Branch 1 taken 47 times.
 8411 if (!ofp->tb_out_locked) {
2263 8364 AVRational fr = av_buffersink_get_frame_rate(sink);
2264
3/4
✓ Branch 0 taken 8343 times.
✓ Branch 1 taken 21 times.
✓ Branch 2 taken 8343 times.
✗ Branch 3 not taken.
 8364 if (ofp->fps.framerate.num <= 0 && ofp->fps.framerate.den <= 0 &&
2265
4/4
✓ Branch 0 taken 6897 times.
✓ Branch 1 taken 1446 times.
✓ Branch 2 taken 6883 times.
✓ Branch 3 taken 14 times.
 8343 fr.num > 0 && fr.den > 0)
2266 6883 ofp->fps.framerate = fr;
2267 8364 ofp->tb_out = av_buffersink_get_time_base(sink);
2268 }
2269 8411 ofp->sample_aspect_ratio = av_buffersink_get_sample_aspect_ratio(sink);
2270
2271 8411 ofp->sample_rate = av_buffersink_get_sample_rate(sink);
2272 8411 av_channel_layout_uninit(&ofp->ch_layout);
2273 8411 ret = av_buffersink_get_ch_layout(sink, &ofp->ch_layout);
2274
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 8411 times.
 8411 if (ret < 0)
2275 ✗ goto fail;
2276 8411 sd = av_buffersink_get_side_data(sink, &nb_sd);
2277
2/2
✓ Branch 0 taken 268 times.
✓ Branch 1 taken 8143 times.
 8411 if (nb_sd)
2278
2/2
✓ Branch 0 taken 289 times.
✓ Branch 1 taken 268 times.
 557 for (int j = 0; j < nb_sd; j++) {
2279 289 ret = av_frame_side_data_clone(&ofp->side_data, &ofp->nb_side_data,
2280 289 sd[j], AV_FRAME_SIDE_DATA_FLAG_REPLACE);
2281
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 289 times.
 289 if (ret < 0) {
2282 ✗ av_frame_side_data_free(&ofp->side_data, &ofp->nb_side_data);
2283 ✗ goto fail;
2284 }
2285 }
2286 }
2287
2288
2/2
✓ Branch 0 taken 7183 times.
✓ Branch 1 taken 8276 times.
 15459 for (int i = 0; i < fg->nb_inputs; i++) {
2289 7183 InputFilter *ifilter = fg->inputs[i];
2290 7183 InputFilterPriv *ifp = ifp_from_ifilter(fg->inputs[i]);
2291 AVFrame *tmp;
2292
2/2
✓ Branch 1 taken 219 times.
✓ Branch 2 taken 7183 times.
 7402 while (av_fifo_read(ifp->frame_queue, &tmp, 1) >= 0) {
2293
2/2
✓ Branch 0 taken 39 times.
✓ Branch 1 taken 180 times.
 219 if (ifp->type_src == AVMEDIA_TYPE_SUBTITLE) {
2294 39 sub2video_frame(&ifp->ifilter, tmp, !fgt->graph);
2295 } else {
2296
2/2
✓ Branch 0 taken 47 times.
✓ Branch 1 taken 133 times.
 180 if (ifp->type_src == AVMEDIA_TYPE_VIDEO) {
2297
1/2
✓ Branch 0 taken 47 times.
✗ Branch 1 not taken.
 47 if (ifp->displaymatrix_applied)
2298 47 av_frame_remove_side_data(tmp, AV_FRAME_DATA_DISPLAYMATRIX);
2299 }
2300 180 ret = av_buffersrc_add_frame(ifilter->filter, tmp);
2301 }
2302 219 av_frame_free(&tmp);
2303
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 219 times.
 219 if (ret < 0)
2304 ✗ goto fail;
2305 }
2306 }
2307
2308 /* send the EOFs for the finished inputs */
2309
2/2
✓ Branch 0 taken 7183 times.
✓ Branch 1 taken 8276 times.
 15459 for (int i = 0; i < fg->nb_inputs; i++) {
2310 7183 InputFilter *ifilter = fg->inputs[i];
2311
2/2
✓ Branch 0 taken 17 times.
✓ Branch 1 taken 7166 times.
 7183 if (fgt->eof_in[i]) {
2312 17 ret = av_buffersrc_add_frame(ifilter->filter, NULL);
2313
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 17 times.
 17 if (ret < 0)
2314 ✗ goto fail;
2315 17 have_input_eof = 1;
2316 }
2317 }
2318
2319
2/2
✓ Branch 0 taken 11 times.
✓ Branch 1 taken 8265 times.
 8276 if (have_input_eof) {
2320 // make sure the EOF propagates to the end of the graph
2321 11 ret = avfilter_graph_request_oldest(fgt->graph);
2322
4/6
✓ Branch 0 taken 11 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 3 times.
✓ Branch 3 taken 8 times.
✗ Branch 4 not taken.
✓ Branch 5 taken 3 times.
 11 if (ret < 0 && ret != AVERROR(EAGAIN) && ret != AVERROR_EOF)
2323 ✗ goto fail;
2324 }
2325
2326 8276 return 0;
2327 1 fail:
2328 1 cleanup_filtergraph(fg, fgt);
2329 1 return ret;
2330 }
2331
2332 7178 static int ifilter_parameters_from_frame(InputFilter *ifilter, const AVFrame *frame)
2333 {
2334 7178 InputFilterPriv *ifp = ifp_from_ifilter(ifilter);
2335 AVFrameSideData *sd;
2336 int ret;
2337
2338 7178 ret = av_buffer_replace(&ifp->hw_frames_ctx, frame->hw_frames_ctx);
2339
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 7178 times.
 7178 if (ret < 0)
2340 ✗ return ret;
2341
2342
2/2
✓ Branch 0 taken 1379 times.
✓ Branch 1 taken 5799 times.
 12945 ifp->time_base = (ifilter->type == AVMEDIA_TYPE_AUDIO) ? (AVRational){ 1, frame->sample_rate } :
2343
2/2
✓ Branch 0 taken 32 times.
✓ Branch 1 taken 5767 times.
 5799 (ifp->opts.flags & IFILTER_FLAG_CFR) ? av_inv_q(ifp->opts.framerate) :
2344 frame->time_base;
2345
2346 7178 ifp->format = frame->format;
2347
2348 7178 ifp->width = frame->width;
2349 7178 ifp->height = frame->height;
2350 7178 ifp->sample_aspect_ratio = frame->sample_aspect_ratio;
2351 7178 ifp->color_space = frame->colorspace;
2352 7178 ifp->color_range = frame->color_range;
2353 7178 ifp->alpha_mode = frame->alpha_mode;
2354
2355 7178 ifp->sample_rate = frame->sample_rate;
2356 7178 ret = av_channel_layout_copy(&ifp->ch_layout, &frame->ch_layout);
2357
1/2
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✓ Branch 1 taken 7178 times.
 7178 if (ret < 0)
2358 ✗ return ret;
2359
2360 7178 av_frame_side_data_free(&ifp->side_data, &ifp->nb_side_data);
2361
2/2
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 7815 for (int i = 0; i < frame->nb_side_data; i++) {
2362 637 const AVSideDataDescriptor *desc = av_frame_side_data_desc(frame->side_data[i]->type);
2363
2364
2/2
✓ Branch 0 taken 334 times.
✓ Branch 1 taken 303 times.
 637 if (!(desc->props & AV_SIDE_DATA_PROP_GLOBAL))
2365 334 continue;
2366
2367 303 ret = av_frame_side_data_clone(&ifp->side_data,
2368 &ifp->nb_side_data,
2369 303 frame->side_data[i], 0);
2370
1/2
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 303 if (ret < 0)
2371 ✗ return ret;
2372 }
2373
2374 7178 sd = av_frame_get_side_data(frame, AV_FRAME_DATA_DISPLAYMATRIX);
2375
2/2
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 7178 if (sd) {
2376 27 memcpy(ifp->displaymatrix, sd->data, sizeof(ifp->displaymatrix));
2377
2/2
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✓ Branch 1 taken 3 times.
 27 if (ifp->opts.flags & IFILTER_FLAG_AUTOROTATE)
2378 24 av_frame_side_data_remove(&ifp->side_data, &ifp->nb_side_data, AV_FRAME_DATA_DISPLAYMATRIX);
2379 }
2380 7178 ifp->displaymatrix_present = !!sd;
2381
2382 /* Copy downmix related side data to InputFilterPriv so it may be propagated
2383 * to the filter chain even though it's not "global", as filters like aresample
2384 * require this information during init and not when remixing a frame */
2385 7178 sd = av_frame_get_side_data(frame, AV_FRAME_DATA_DOWNMIX_INFO);
2386
2/2
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✓ Branch 1 taken 7170 times.
 7178 if (sd) {
2387 8 ret = av_frame_side_data_clone(&ifp->side_data,
2388 &ifp->nb_side_data, sd, 0);
2389
1/2
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✓ Branch 1 taken 8 times.
 8 if (ret < 0)
2390 ✗ return ret;
2391 8 memcpy(&ifp->downmixinfo, sd->data, sizeof(ifp->downmixinfo));
2392 }
2393 7178 ifp->downmixinfo_present = !!sd;
2394 7178 sd = av_frame_get_side_data(frame, AV_FRAME_DATA_DOWNMIX_MATRIX);
2395
2/2
✓ Branch 0 taken 4 times.
✓ Branch 1 taken 7174 times.
 7178 if (sd) {
2396 4 ret = av_frame_side_data_clone(&ifp->side_data,
2397 &ifp->nb_side_data, sd, 0);
2398
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 4 times.
 4 if (ret < 0)
2399 ✗ return ret;
2400 4 ret = av_buffer_replace(&ifp->downmixmatrix, sd->buf);
2401
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 4 times.
 4 if (ret < 0)
2402 ✗ return ret;
2403 4 ifp->downmixmatrix_size = sd->size;
2404 }
2405 7178 ifp->downmixmatrix_present = !!sd;
2406
2407 7178 return 0;
2408 }
2409
2410 1 static int ifilter_parameters_from_ofilter(InputFilter *ifilter, OutputFilter *ofilter)
2411 {
2412 1 const OutputFilterPriv *ofp = ofp_from_ofilter(ofilter);
2413 1 InputFilterPriv *ifp = ifp_from_ifilter(ifilter);
2414
2415
1/2
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 1 if (!ifp->opts.framerate.num) {
2416 1 ifp->opts.framerate = ofp->fps.framerate;
2417
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 1 if (ifp->opts.framerate.num > 0 && ifp->opts.framerate.den > 0)
2418 1 ifp->opts.flags |= IFILTER_FLAG_CFR;
2419 }
2420
2421
1/2
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 1 for (int i = 0; i < ofp->nb_side_data; i++) {
2422 ✗ int ret = av_frame_side_data_clone(&ifp->side_data, &ifp->nb_side_data,
2423 ✗ ofp->side_data[i], AV_FRAME_SIDE_DATA_FLAG_REPLACE);
2424 ✗ if (ret < 0)
2425 ✗ return ret;
2426 }
2427
2428 1 return 0;
2429 }
2430
2431 39142 int filtergraph_is_simple(const FilterGraph *fg)
2432 {
2433 39142 const FilterGraphPriv *fgp = cfgp_from_cfg(fg);
2434 39142 return fgp->is_simple;
2435 }
2436
2437 ✗ static void send_command(FilterGraph *fg, AVFilterGraph *graph,
2438 double time, const char *target,
2439 const char *command, const char *arg, int all_filters)
2440 {
2441 int ret;
2442
2443 ✗ if (!graph)
2444 ✗ return;
2445
2446 ✗ if (time < 0) {
2447 char response[4096];
2448 ✗ ret = avfilter_graph_send_command(graph, target, command, arg,
2449 response, sizeof(response),
2450 all_filters ? 0 : AVFILTER_CMD_FLAG_ONE);
2451 ✗ fprintf(stderr, "Command reply for stream %d: ret:%d res:\n%s",
2452 fg->index, ret, response);
2453 ✗ } else if (!all_filters) {
2454 ✗ fprintf(stderr, "Queuing commands only on filters supporting the specific command is unsupported\n");
2455 } else {
2456 ✗ ret = avfilter_graph_queue_command(graph, target, command, arg, 0, time);
2457 ✗ if (ret < 0)
2458 ✗ fprintf(stderr, "Queuing command failed with error %s\n", av_err2str(ret));
2459 }
2460 }
2461
2462 420992 static int choose_input(const FilterGraph *fg, const FilterGraphThread *fgt)
2463 {
2464 420992 int nb_requests, nb_requests_max = -1;
2465 420992 int best_input = -1;
2466
2467
2/2
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✓ Branch 1 taken 420992 times.
 856780 for (int i = 0; i < fg->nb_inputs; i++) {
2468 435788 InputFilter *ifilter = fg->inputs[i];
2469
2470
2/2
✓ Branch 0 taken 1233 times.
✓ Branch 1 taken 434555 times.
 435788 if (fgt->eof_in[i])
2471 1233 continue;
2472
2473 434555 nb_requests = av_buffersrc_get_nb_failed_requests(ifilter->filter);
2474
2/2
✓ Branch 0 taken 423446 times.
✓ Branch 1 taken 11109 times.
 434555 if (nb_requests > nb_requests_max) {
2475 423446 nb_requests_max = nb_requests;
2476 423446 best_input = i;
2477 }
2478 }
2479
2480
1/2
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✓ Branch 1 taken 420992 times.
 420992 av_assert0(best_input >= 0);
2481
2482 420992 return best_input;
2483 }
2484
2485 8361 static int choose_out_timebase(OutputFilterPriv *ofp, AVFrame *frame)
2486 {
2487 8361 OutputFilter *ofilter = &ofp->ofilter;
2488 8361 FPSConvContext *fps = &ofp->fps;
2489 8361 AVRational tb = (AVRational){ 0, 0 };
2490 AVRational fr;
2491 const FrameData *fd;
2492
2493 8361 fd = frame_data_c(frame);
2494
2495 // apply -enc_time_base
2496
2/2
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✓ Branch 1 taken 8360 times.
 8361 if (ofp->enc_timebase.num == ENC_TIME_BASE_DEMUX &&
2497
2/4
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✗ Branch 2 not taken.
✓ Branch 3 taken 1 times.
 1 (fd->dec.tb.num <= 0 || fd->dec.tb.den <= 0)) {
2498 ✗ av_log(ofp, AV_LOG_ERROR,
2499 "Demuxing timebase not available - cannot use it for encoding\n");
2500 ✗ return AVERROR(EINVAL);
2501 }
2502
2503
2/4
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 8361 switch (ofp->enc_timebase.num) {
2504 8360 case 0: break;
2505 1 case ENC_TIME_BASE_DEMUX: tb = fd->dec.tb; break;
2506 ✗ case ENC_TIME_BASE_FILTER: tb = frame->time_base; break;
2507 ✗ default: tb = ofp->enc_timebase; break;
2508 }
2509
2510
2/2
✓ Branch 0 taken 1441 times.
✓ Branch 1 taken 6920 times.
 8361 if (ofilter->type == AVMEDIA_TYPE_AUDIO) {
2511
1/2
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✗ Branch 1 not taken.
 1441 tb = tb.num ? tb : (AVRational){ 1, frame->sample_rate };
2512 1441 goto finish;
2513 }
2514
2515 6920 fr = fps->framerate;
2516
2/2
✓ Branch 0 taken 16 times.
✓ Branch 1 taken 6904 times.
 6920 if (!fr.num) {
2517 16 AVRational fr_sink = av_buffersink_get_frame_rate(ofilter->filter);
2518
3/4
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✓ Branch 3 taken 14 times.
 16 if (fr_sink.num > 0 && fr_sink.den > 0)
2519 ✗ fr = fr_sink;
2520 }
2521
2522
4/4
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✓ Branch 1 taken 1156 times.
✓ Branch 2 taken 366 times.
✓ Branch 3 taken 5398 times.
 6920 if (fps->vsync_method == VSYNC_CFR || fps->vsync_method == VSYNC_VSCFR) {
2523
1/4
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 1522 if (!fr.num && !fps->framerate_max.num) {
2524 ✗ fr = (AVRational){25, 1};
2525 ✗ av_log(ofp, AV_LOG_WARNING,
2526 "No information "
2527 "about the input framerate is available. Falling "
2528 "back to a default value of 25fps. Use the -r option "
2529 "if you want a different framerate.\n");
2530 }
2531
2532
1/4
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 1522 if (fps->framerate_max.num &&
2533 ✗ (av_q2d(fr) > av_q2d(fps->framerate_max) ||
2534 ✗ !fr.den))
2535 ✗ fr = fps->framerate_max;
2536 }
2537
2538
2/2
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✓ Branch 1 taken 16 times.
 6920 if (fr.num > 0) {
2539
2/2
✓ Branch 0 taken 76 times.
✓ Branch 1 taken 6828 times.
 6904 if (fps->framerate_supported) {
2540 76 int idx = av_find_nearest_q_idx(fr, fps->framerate_supported);
2541 76 fr = fps->framerate_supported[idx];
2542 }
2543
2/2
✓ Branch 0 taken 65 times.
✓ Branch 1 taken 6839 times.
 6904 if (fps->framerate_clip) {
2544 65 av_reduce(&fr.num, &fr.den,
2545 65 fr.num, fr.den, fps->framerate_clip);
2546 }
2547 }
2548
2549
3/4
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✓ Branch 1 taken 6919 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 1 times.
 6920 if (!(tb.num > 0 && tb.den > 0))
2550 6919 tb = av_inv_q(fr);
2551
3/4
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✓ Branch 3 taken 6904 times.
 6920 if (!(tb.num > 0 && tb.den > 0))
2552 16 tb = frame->time_base;
2553
2554 6920 fps->framerate = fr;
2555 8361 finish:
2556 8361 ofp->tb_out = tb;
2557 8361 ofp->tb_out_locked = 1;
2558
2559 8361 return 0;
2560 }
2561
2562 143894 static double adjust_frame_pts_to_encoder_tb(void *logctx, AVFrame *frame,
2563 AVRational tb_dst, int64_t start_time)
2564 {
2565 143894 double float_pts = AV_NOPTS_VALUE; // this is identical to frame.pts but with higher precision
2566
2567 143894 AVRational tb = tb_dst;
2568 143894 AVRational filter_tb = frame->time_base;
2569 143894 const int extra_bits = av_clip(29 - av_log2(tb.den), 0, 16);
2570
2571
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 143894 times.
 143894 if (frame->pts == AV_NOPTS_VALUE)
2572 ✗ goto early_exit;
2573
2574 143894 tb.den <<= extra_bits;
2575 143894 float_pts = av_rescale_q(frame->pts, filter_tb, tb) -
2576 143894 av_rescale_q(start_time, AV_TIME_BASE_Q, tb);
2577 143894 float_pts /= 1 << extra_bits;
2578 // when float_pts is not exactly an integer,
2579 // avoid exact midpoints to reduce the chance of rounding differences, this
2580 // can be removed in case the fps code is changed to work with integers
2581
2/2
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✓ Branch 1 taken 137870 times.
 143894 if (float_pts != llrint(float_pts))
2582
1/2
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✗ Branch 1 not taken.
 6024 float_pts += FFSIGN(float_pts) * 1.0 / (1<<17);
2583
2584 143894 frame->pts = av_rescale_q(frame->pts, filter_tb, tb_dst) -
2585 143894 av_rescale_q(start_time, AV_TIME_BASE_Q, tb_dst);
2586 143894 frame->time_base = tb_dst;
2587
2588 143894 early_exit:
2589
2590
1/2
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✓ Branch 1 taken 143894 times.
 143894 if (debug_ts) {
2591 ✗ av_log(logctx, AV_LOG_INFO,
2592 "filter -> pts:%s pts_time:%s exact:%f time_base:%d/%d\n",
2593 ✗ frame ? av_ts2str(frame->pts) : "NULL",
2594 ✗ av_ts2timestr(frame->pts, &tb_dst),
2595 float_pts, tb_dst.num, tb_dst.den);
2596 }
2597
2598 143894 return float_pts;
2599 }
2600
2601 3873 static int64_t median3(int64_t a, int64_t b, int64_t c)
2602 {
2603 int64_t max2, min2, m;
2604
2605
1/2
✓ Branch 0 taken 3873 times.
✗ Branch 1 not taken.
 3873 if (a >= b) {
2606 3873 max2 = a;
2607 3873 min2 = b;
2608 } else {
2609 ✗ max2 = b;
2610 ✗ min2 = a;
2611 }
2612 3873 m = (c >= max2) ? max2 : c;
2613
2614 3873 return (m >= min2) ? m : min2;
2615 }
2616
2617
2618 /* Convert frame timestamps to the encoder timebase and decide how many times
2619 * should this (and possibly previous) frame be repeated in order to conform to
2620 * desired target framerate (if any).
2621 */
2622 147767 static void video_sync_process(OutputFilterPriv *ofp, AVFrame *frame,
2623 int64_t *nb_frames, int64_t *nb_frames_prev)
2624 {
2625 147767 OutputFilter *ofilter = &ofp->ofilter;
2626 147767 FPSConvContext *fps = &ofp->fps;
2627 double delta0, delta, sync_ipts, duration;
2628
2629
2/2
✓ Branch 0 taken 3873 times.
✓ Branch 1 taken 143894 times.
 147767 if (!frame) {
2630 3873 *nb_frames_prev = *nb_frames = median3(fps->frames_prev_hist[0],
2631 fps->frames_prev_hist[1],
2632 fps->frames_prev_hist[2]);
2633
2634
4/4
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✓ Branch 3 taken 3870 times.
 3873 if (!*nb_frames && fps->last_dropped) {
2635 2 atomic_fetch_add(&ofilter->nb_frames_drop, 1);
2636 2 fps->last_dropped++;
2637 }
2638
2639 3873 goto finish;
2640 }
2641
2642 143894 duration = frame->duration * av_q2d(frame->time_base) / av_q2d(ofp->tb_out);
2643
2644 143894 sync_ipts = adjust_frame_pts_to_encoder_tb(ofilter->graph, frame,
2645 ofp->tb_out, ofp->ts_offset);
2646 /* delta0 is the "drift" between the input frame and
2647 * where it would fall in the output. */
2648 143894 delta0 = sync_ipts - ofp->next_pts;
2649 143894 delta = delta0 + duration;
2650
2651 // tracks the number of times the PREVIOUS frame should be duplicated,
2652 // mostly for variable framerate (VFR)
2653 143894 *nb_frames_prev = 0;
2654 /* by default, we output a single frame */
2655 143894 *nb_frames = 1;
2656
2657
4/4
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✓ Branch 3 taken 1187 times.
 143894 if (delta0 < 0 &&
2658 3848 delta > 0 &&
2659
1/2
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✗ Branch 1 not taken.
 3848 fps->vsync_method != VSYNC_PASSTHROUGH) {
2660
2/2
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✓ Branch 1 taken 3803 times.
 3848 if (delta0 < -0.6) {
2661 45 av_log(ofp, AV_LOG_VERBOSE, "Past duration %f too large\n", -delta0);
2662 } else
2663 3803 av_log(ofp, AV_LOG_DEBUG, "Clipping frame in rate conversion by %f\n", -delta0);
2664 3848 sync_ipts = ofp->next_pts;
2665 3848 duration += delta0;
2666 3848 delta0 = 0;
2667 }
2668
2669
4/5
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✗ Branch 4 not taken.
 143894 switch (fps->vsync_method) {
2670 7838 case VSYNC_VSCFR:
2671
3/4
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✓ Branch 3 taken 366 times.
 7838 if (fps->frame_number == 0 && delta0 >= 0.5) {
2672 ✗ av_log(ofp, AV_LOG_DEBUG, "Not duplicating %d initial frames\n", (int)lrintf(delta0));
2673 ✗ delta = duration;
2674 ✗ delta0 = 0;
2675 ✗ ofp->next_pts = llrint(sync_ipts);
2676 }
2677 av_fallthrough;
2678 case VSYNC_CFR:
2679 // FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
2680
1/6
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 36852 if (frame_drop_threshold && delta < frame_drop_threshold && fps->frame_number) {
2681 ✗ *nb_frames = 0;
2682
2/2
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✓ Branch 1 taken 36477 times.
 36852 } else if (delta < -1.1)
2683 375 *nb_frames = 0;
2684
2/2
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✓ Branch 1 taken 35800 times.
 36477 else if (delta > 1.1) {
2685 677 *nb_frames = llrintf(delta);
2686
2/2
✓ Branch 0 taken 2 times.
✓ Branch 1 taken 675 times.
 677 if (delta0 > 1.1)
2687 2 *nb_frames_prev = llrintf(delta0 - 0.6);
2688 }
2689 36852 frame->duration = 1;
2690 36852 break;
2691 84141 case VSYNC_VFR:
2692
2/2
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✓ Branch 1 taken 84042 times.
 84141 if (delta <= -0.6)
2693 99 *nb_frames = 0;
2694
2/2
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✓ Branch 1 taken 17353 times.
 84042 else if (delta > 0.6)
2695 66689 ofp->next_pts = llrint(sync_ipts);
2696 84141 frame->duration = llrint(duration);
2697 84141 break;
2698 22901 case VSYNC_PASSTHROUGH:
2699 22901 ofp->next_pts = llrint(sync_ipts);
2700 22901 frame->duration = llrint(duration);
2701 22901 break;
2702 ✗ default:
2703 ✗ av_assert0(0);
2704 }
2705
2706 147767 finish:
2707 147767 memmove(fps->frames_prev_hist + 1,
2708 147767 fps->frames_prev_hist,
2709 sizeof(fps->frames_prev_hist[0]) * (FF_ARRAY_ELEMS(fps->frames_prev_hist) - 1));
2710 147767 fps->frames_prev_hist[0] = *nb_frames_prev;
2711
2712
4/4
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✓ Branch 3 taken 147290 times.
 147767 if (*nb_frames_prev == 0 && fps->last_dropped) {
2713 474 atomic_fetch_add(&ofilter->nb_frames_drop, 1);
2714 474 av_log(ofp, AV_LOG_VERBOSE,
2715 "*** dropping frame %"PRId64" at ts %"PRId64"\n",
2716 474 fps->frame_number, fps->last_frame->pts);
2717 }
2718
5/6
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 147767 if (*nb_frames > (*nb_frames_prev && fps->last_dropped) + (*nb_frames > *nb_frames_prev)) {
2719 uint64_t nb_frames_dup;
2720
1/2
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✓ Branch 1 taken 269 times.
 269 if (*nb_frames > dts_error_threshold * 30) {
2721 ✗ av_log(ofp, AV_LOG_ERROR, "%"PRId64" frame duplication too large, skipping\n", *nb_frames - 1);
2722 ✗ atomic_fetch_add(&ofilter->nb_frames_drop, 1);
2723 ✗ *nb_frames = 0;
2724 ✗ return;
2725 }
2726
3/4
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 269 nb_frames_dup = atomic_fetch_add(&ofilter->nb_frames_dup,
2727 *nb_frames - (*nb_frames_prev && fps->last_dropped) - (*nb_frames > *nb_frames_prev));
2728 269 av_log(ofp, AV_LOG_VERBOSE, "*** %"PRId64" dup!\n", *nb_frames - 1);
2729
1/2
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 269 if (nb_frames_dup > fps->dup_warning) {
2730 ✗ av_log(ofp, AV_LOG_WARNING, "More than %"PRIu64" frames duplicated\n", fps->dup_warning);
2731 ✗ fps->dup_warning *= 10;
2732 }
2733 }
2734
2735
4/4
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✓ Branch 3 taken 3873 times.
 147767 fps->last_dropped = *nb_frames == *nb_frames_prev && frame;
2736
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✓ Branch 2 taken 7 times.
✓ Branch 3 taken 467 times.
 147767 fps->dropped_keyframe |= fps->last_dropped && (frame->flags & AV_FRAME_FLAG_KEY);
2737 }
2738
2739 1775 static void close_input(InputFilterPriv *ifp)
2740 {
2741 1775 FilterGraphPriv *fgp = fgp_from_fg(ifp->ifilter.graph);
2742
2743
2/2
✓ Branch 0 taken 408 times.
✓ Branch 1 taken 1367 times.
 1775 if (!ifp->eof) {
2744 408 sch_filter_receive_finish(fgp->sch, fgp->sch_idx, ifp->ifilter.index);
2745 408 ifp->eof = 1;
2746 }
2747 1775 }
2748
2749 5275 static int close_output(OutputFilterPriv *ofp, FilterGraphThread *fgt)
2750 {
2751 5275 FilterGraphPriv *fgp = fgp_from_fg(ofp->ofilter.graph);
2752 int ret;
2753
2754 // we are finished and no frames were ever seen at this output,
2755 // at least initialize the encoder with a dummy frame
2756
2/2
✓ Branch 0 taken 3 times.
✓ Branch 1 taken 5272 times.
 5275 if (!fgt->got_frame) {
2757 3 AVFrame *frame = fgt->frame;
2758 FrameData *fd;
2759
2760 3 frame->time_base = ofp->tb_out;
2761 3 frame->format = ofp->format;
2762
2763 3 frame->width = ofp->width;
2764 3 frame->height = ofp->height;
2765 3 frame->sample_aspect_ratio = ofp->sample_aspect_ratio;
2766
2767 3 frame->sample_rate = ofp->sample_rate;
2768
1/2
✓ Branch 0 taken 3 times.
✗ Branch 1 not taken.
 3 if (ofp->ch_layout.nb_channels) {
2769 3 ret = av_channel_layout_copy(&frame->ch_layout, &ofp->ch_layout);
2770
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
 3 if (ret < 0)
2771 ✗ return ret;
2772 }
2773
2774 3 fd = frame_data(frame);
2775
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
 3 if (!fd)
2776 ✗ return AVERROR(ENOMEM);
2777
2778 3 av_frame_side_data_free(&fd->side_data, &fd->nb_side_data);
2779 3 ret = clone_side_data(&fd->side_data, &fd->nb_side_data,
2780 3 ofp->side_data, ofp->nb_side_data, 0);
2781
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
 3 if (ret < 0)
2782 ✗ return ret;
2783
2784 3 fd->frame_rate_filter = ofp->fps.framerate;
2785
2786
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
 3 av_assert0(!frame->buf[0]);
2787
2788 3 av_log(ofp, AV_LOG_WARNING,
2789 "No filtered frames for output stream, trying to "
2790 "initialize anyway.\n");
2791
2792 3 ret = sch_filter_send(fgp->sch, fgp->sch_idx, ofp->ofilter.index, frame);
2793
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
 3 if (ret < 0) {
2794 ✗ av_frame_unref(frame);
2795 ✗ return ret;
2796 }
2797 }
2798
2799 5275 fgt->eof_out[ofp->ofilter.index] = 1;
2800
2801 5275 ret = sch_filter_send(fgp->sch, fgp->sch_idx, ofp->ofilter.index, NULL);
2802
2/2
✓ Branch 0 taken 5111 times.
✓ Branch 1 taken 164 times.
 5275 return (ret == AVERROR_EOF) ? 0 : ret;
2803 }
2804
2805 455225 static int fg_output_frame(OutputFilterPriv *ofp, FilterGraphThread *fgt,
2806 AVFrame *frame)
2807 {
2808 455225 FilterGraphPriv *fgp = fgp_from_fg(ofp->ofilter.graph);
2809 455225 AVFrame *frame_prev = ofp->fps.last_frame;
2810 455225 enum AVMediaType type = ofp->ofilter.type;
2811
2812 455225 int64_t nb_frames = !!frame, nb_frames_prev = 0;
2813
2814
5/6
✓ Branch 0 taken 147767 times.
✓ Branch 1 taken 307458 times.
✓ Branch 2 taken 3873 times.
✓ Branch 3 taken 143894 times.
✓ Branch 4 taken 3873 times.
✗ Branch 5 not taken.
 455225 if (type == AVMEDIA_TYPE_VIDEO && (frame || fgt->got_frame))
2815 147767 video_sync_process(ofp, frame, &nb_frames, &nb_frames_prev);
2816
2817
2/2
✓ Branch 0 taken 449908 times.
✓ Branch 1 taken 452136 times.
 902044 for (int64_t i = 0; i < nb_frames; i++) {
2818 AVFrame *frame_out;
2819 int ret;
2820
2821
2/2
✓ Branch 0 taken 143852 times.
✓ Branch 1 taken 306056 times.
 449908 if (type == AVMEDIA_TYPE_VIDEO) {
2822
1/2
✓ Branch 0 taken 69 times.
✗ Branch 1 not taken.
 69 AVFrame *frame_in = (i < nb_frames_prev && frame_prev->buf[0]) ?
2823
2/2
✓ Branch 0 taken 69 times.
✓ Branch 1 taken 143783 times.
 143921 frame_prev : frame;
2824
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 143852 times.
 143852 if (!frame_in)
2825 ✗ break;
2826
2827 143852 frame_out = fgp->frame_enc;
2828 143852 ret = av_frame_ref(frame_out, frame_in);
2829
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 143852 times.
 143852 if (ret < 0)
2830 ✗ return ret;
2831
2832 143852 frame_out->pts = ofp->next_pts;
2833
2834
2/2
✓ Branch 0 taken 7 times.
✓ Branch 1 taken 143845 times.
 143852 if (ofp->fps.dropped_keyframe) {
2835 7 frame_out->flags |= AV_FRAME_FLAG_KEY;
2836 7 ofp->fps.dropped_keyframe = 0;
2837 }
2838 } else {
2839
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 306056 times.
 306056 frame->pts = (frame->pts == AV_NOPTS_VALUE) ? ofp->next_pts :
2840 306056 av_rescale_q(frame->pts, frame->time_base, ofp->tb_out) -
2841 306056 av_rescale_q(ofp->ts_offset, AV_TIME_BASE_Q, ofp->tb_out);
2842
2843 306056 frame->time_base = ofp->tb_out;
2844 306056 frame->duration = av_rescale_q(frame->nb_samples,
2845 306056 (AVRational){ 1, frame->sample_rate },
2846 ofp->tb_out);
2847
2848 306056 ofp->next_pts = frame->pts + frame->duration;
2849
2850 306056 frame_out = frame;
2851 }
2852
2853 // send the frame to consumers
2854 449908 ret = sch_filter_send(fgp->sch, fgp->sch_idx, ofp->ofilter.index, frame_out);
2855
2/2
✓ Branch 0 taken 3089 times.
✓ Branch 1 taken 446819 times.
 449908 if (ret < 0) {
2856 3089 av_frame_unref(frame_out);
2857
2858
1/2
✓ Branch 0 taken 3089 times.
✗ Branch 1 not taken.
 3089 if (!fgt->eof_out[ofp->ofilter.index]) {
2859 3089 fgt->eof_out[ofp->ofilter.index] = 1;
2860 3089 fgp->nb_outputs_done++;
2861 }
2862
2863
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3089 times.
 3089 return ret == AVERROR_EOF ? 0 : ret;
2864 }
2865
2866
2/2
✓ Branch 0 taken 140805 times.
✓ Branch 1 taken 306014 times.
 446819 if (type == AVMEDIA_TYPE_VIDEO) {
2867 140805 ofp->fps.frame_number++;
2868 140805 ofp->next_pts++;
2869
2870
3/4
✓ Branch 0 taken 140373 times.
✓ Branch 1 taken 432 times.
✓ Branch 2 taken 140373 times.
✗ Branch 3 not taken.
 140805 if (i == nb_frames_prev && frame)
2871 140373 frame->flags &= ~AV_FRAME_FLAG_KEY;
2872 }
2873
2874 446819 fgt->got_frame = 1;
2875 }
2876
2877
4/4
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✓ Branch 1 taken 5275 times.
✓ Branch 2 taken 140846 times.
✓ Branch 3 taken 306015 times.
 452136 if (frame && frame_prev) {
2878 140846 av_frame_unref(frame_prev);
2879 140846 av_frame_move_ref(frame_prev, frame);
2880 }
2881
2882
2/2
✓ Branch 0 taken 5275 times.
✓ Branch 1 taken 446861 times.
 452136 if (!frame)
2883 5275 return close_output(ofp, fgt);
2884
2885 446861 return 0;
2886 }
2887
2888 919050 static int fg_output_step(OutputFilterPriv *ofp, FilterGraphThread *fgt,
2889 AVFrame *frame)
2890 {
2891 919050 FilterGraphPriv *fgp = fgp_from_fg(ofp->ofilter.graph);
2892 919050 AVFilterContext *filter = ofp->ofilter.filter;
2893 FrameData *fd;
2894 int ret;
2895
2896 919050 ret = av_buffersink_get_frame_flags(filter, frame,
2897 AV_BUFFERSINK_FLAG_NO_REQUEST);
2898
4/4
✓ Branch 0 taken 4303 times.
✓ Branch 1 taken 914747 times.
✓ Branch 2 taken 3668 times.
✓ Branch 3 taken 635 times.
 919050 if (ret == AVERROR_EOF && !fgt->eof_out[ofp->ofilter.index]) {
2899 3668 ret = fg_output_frame(ofp, fgt, NULL);
2900
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3668 times.
 3668 return (ret < 0) ? ret : 1;
2901
4/4
✓ Branch 0 taken 450587 times.
✓ Branch 1 taken 464795 times.
✓ Branch 2 taken 635 times.
✓ Branch 3 taken 449952 times.
 915382 } else if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF) {
2902 465430 return 1;
2903
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 449952 times.
 449952 } else if (ret < 0) {
2904 ✗ av_log(ofp, AV_LOG_WARNING,
2905 "Error in retrieving a frame from the filtergraph: %s\n",
2906 ✗ av_err2str(ret));
2907 ✗ return ret;
2908 }
2909
2910
2/2
✓ Branch 0 taken 2 times.
✓ Branch 1 taken 449950 times.
 449952 if (fgt->eof_out[ofp->ofilter.index]) {
2911 2 av_frame_unref(frame);
2912 2 return 0;
2913 }
2914
2915 449950 frame->time_base = av_buffersink_get_time_base(filter);
2916
2917
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 449950 times.
 449950 if (debug_ts)
2918 ✗ av_log(ofp, AV_LOG_INFO, "filter_raw -> pts:%s pts_time:%s time_base:%d/%d\n",
2919 ✗ av_ts2str(frame->pts), av_ts2timestr(frame->pts, &frame->time_base),
2920 frame->time_base.num, frame->time_base.den);
2921
2922 // Choose the output timebase the first time we get a frame.
2923
2/2
✓ Branch 0 taken 8361 times.
✓ Branch 1 taken 441589 times.
 449950 if (!ofp->tb_out_locked) {
2924 8361 ret = choose_out_timebase(ofp, frame);
2925
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 8361 times.
 8361 if (ret < 0) {
2926 ✗ av_log(ofp, AV_LOG_ERROR, "Could not choose an output time base\n");
2927 ✗ av_frame_unref(frame);
2928 ✗ return ret;
2929 }
2930 }
2931
2932 449950 fd = frame_data(frame);
2933
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 449950 times.
 449950 if (!fd) {
2934 ✗ av_frame_unref(frame);
2935 ✗ return AVERROR(ENOMEM);
2936 }
2937
2938 449950 av_frame_side_data_free(&fd->side_data, &fd->nb_side_data);
2939
2/2
✓ Branch 0 taken 8227 times.
✓ Branch 1 taken 441723 times.
 449950 if (!fgt->got_frame) {
2940 8227 ret = clone_side_data(&fd->side_data, &fd->nb_side_data,
2941 8227 ofp->side_data, ofp->nb_side_data, 0);
2942
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 8227 times.
 8227 if (ret < 0) {
2943 ✗ av_frame_unref(frame);
2944 ✗ return ret;
2945 }
2946 }
2947
2948 449950 fd->wallclock[LATENCY_PROBE_FILTER_POST] = av_gettime_relative();
2949
2950 // only use bits_per_raw_sample passed through from the decoder
2951 // if the filtergraph did not touch the frame data
2952
2/2
✓ Branch 0 taken 335149 times.
✓ Branch 1 taken 114801 times.
 449950 if (!fgp->is_meta)
2953 335149 fd->bits_per_raw_sample = 0;
2954
2955
2/2
✓ Branch 0 taken 143894 times.
✓ Branch 1 taken 306056 times.
 449950 if (ofp->ofilter.type == AVMEDIA_TYPE_VIDEO) {
2956
2/2
✓ Branch 0 taken 2421 times.
✓ Branch 1 taken 141473 times.
 143894 if (!frame->duration) {
2957 2421 AVRational fr = av_buffersink_get_frame_rate(filter);
2958
4/4
✓ Branch 0 taken 2328 times.
✓ Branch 1 taken 93 times.
✓ Branch 2 taken 1787 times.
✓ Branch 3 taken 541 times.
 2421 if (fr.num > 0 && fr.den > 0)
2959 1787 frame->duration = av_rescale_q(1, av_inv_q(fr), frame->time_base);
2960 }
2961
2962 143894 fd->frame_rate_filter = ofp->fps.framerate;
2963 }
2964
2965 449950 ret = fg_output_frame(ofp, fgt, frame);
2966 449950 av_frame_unref(frame);
2967
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 449950 times.
 449950 if (ret < 0)
2968 ✗ return ret;
2969
2970 449950 return 0;
2971 }
2972
2973 /* retrieve all frames available at filtergraph outputs
2974 * and send them to consumers */
2975 460988 static int read_frames(FilterGraph *fg, FilterGraphThread *fgt,
2976 AVFrame *frame)
2977 {
2978 460988 FilterGraphPriv *fgp = fgp_from_fg(fg);
2979
2980 // graph not configured, just select the input to request
2981
2/2
✓ Branch 0 taken 233 times.
✓ Branch 1 taken 460755 times.
 460988 if (!fgt->graph) {
2982
1/2
✓ Branch 0 taken 553 times.
✗ Branch 1 not taken.
 553 for (int i = 0; i < fg->nb_inputs; i++) {
2983 553 InputFilterPriv *ifp = ifp_from_ifilter(fg->inputs[i]);
2984
3/4
✓ Branch 0 taken 233 times.
✓ Branch 1 taken 320 times.
✓ Branch 2 taken 233 times.
✗ Branch 3 not taken.
 553 if (ifp->format < 0 && !fgt->eof_in[i]) {
2985 233 fgt->next_in = i;
2986 233 return 0;
2987 }
2988 }
2989
2990 // This state - graph is not configured, but all inputs are either
2991 // initialized or EOF - should be unreachable because sending EOF to a
2992 // filter without even a fallback format should fail
2993 ✗ av_assert0(0);
2994 return AVERROR_BUG;
2995 }
2996
2997
2/2
✓ Branch 0 taken 457670 times.
✓ Branch 1 taken 3085 times.
 460755 if (fgp->nb_outputs_done < fg->nb_outputs) {
2998 int ret;
2999
3000 /* Reap all buffers present in the buffer sinks */
3001
2/2
✓ Branch 0 taken 469098 times.
✓ Branch 1 taken 457670 times.
 926768 for (int i = 0; i < fg->nb_outputs; i++) {
3002 469098 OutputFilterPriv *ofp = ofp_from_ofilter(fg->outputs[i]);
3003
3004 469098 ret = 0;
3005
2/2
✓ Branch 0 taken 919050 times.
✓ Branch 1 taken 469098 times.
 1388148 while (!ret) {
3006 919050 ret = fg_output_step(ofp, fgt, frame);
3007
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 919050 times.
 919050 if (ret < 0)
3008 ✗ return ret;
3009 }
3010 }
3011
3012
3013 457670 ret = avfilter_graph_request_oldest(fgt->graph);
3014
2/2
✓ Branch 0 taken 420992 times.
✓ Branch 1 taken 36678 times.
 457670 if (ret == AVERROR(EAGAIN)) {
3015 420992 fgt->next_in = choose_input(fg, fgt);
3016 420992 return 0;
3017
2/2
✓ Branch 0 taken 5134 times.
✓ Branch 1 taken 31544 times.
 36678 } else if (ret < 0) {
3018
1/2
✓ Branch 0 taken 5134 times.
✗ Branch 1 not taken.
 5134 if (ret == AVERROR_EOF)
3019 5134 av_log(fg, AV_LOG_VERBOSE, "Filtergraph returned EOF, finishing\n");
3020 else
3021 ✗ av_log(fg, AV_LOG_ERROR,
3022 "Error requesting a frame from the filtergraph: %s\n",
3023 ✗ av_err2str(ret));
3024 5134 return ret;
3025 }
3026 31544 fgt->next_in = fg->nb_inputs;
3027
3028 // return so that scheduler can rate-control us
3029 31544 return 0;
3030 }
3031
3032 3085 return AVERROR_EOF;
3033 }
3034
3035 948 static void sub2video_heartbeat(InputFilter *ifilter, int64_t pts, AVRational tb)
3036 {
3037 948 InputFilterPriv *ifp = ifp_from_ifilter(ifilter);
3038 int64_t pts2;
3039
3040 /* subtitles seem to be usually muxed ahead of other streams;
3041 if not, subtracting a larger time here is necessary */
3042 948 pts2 = av_rescale_q(pts, tb, ifp->time_base) - 1;
3043
3044 /* do not send the heartbeat frame if the subtitle is already ahead */
3045
2/2
✓ Branch 0 taken 769 times.
✓ Branch 1 taken 179 times.
 948 if (pts2 <= ifp->sub2video.last_pts)
3046 769 return;
3047
3048
3/4
✓ Branch 0 taken 91 times.
✓ Branch 1 taken 88 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 91 times.
 179 if (pts2 >= ifp->sub2video.end_pts || ifp->sub2video.initialize)
3049 /* if we have hit the end of the current displayed subpicture,
3050 or if we need to initialize the system, update the
3051 overlaid subpicture and its start/end times */
3052 88 sub2video_update(ifp, pts2 + 1, NULL);
3053 else
3054 91 sub2video_push_ref(ifp, pts2);
3055 }
3056
3057 1079 static int sub2video_frame(InputFilter *ifilter, AVFrame *frame, int buffer)
3058 {
3059 1079 InputFilterPriv *ifp = ifp_from_ifilter(ifilter);
3060 int ret;
3061
3062
2/2
✓ Branch 0 taken 39 times.
✓ Branch 1 taken 1040 times.
 1079 if (buffer) {
3063 AVFrame *tmp;
3064
3065
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 39 times.
 39 if (!frame)
3066 ✗ return 0;
3067
3068 39 tmp = av_frame_alloc();
3069
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 39 times.
 39 if (!tmp)
3070 ✗ return AVERROR(ENOMEM);
3071
3072 39 av_frame_move_ref(tmp, frame);
3073
3074 39 ret = av_fifo_write(ifp->frame_queue, &tmp, 1);
3075
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 39 times.
 39 if (ret < 0) {
3076 ✗ av_frame_free(&tmp);
3077 ✗ return ret;
3078 }
3079
3080 39 return 0;
3081 }
3082
3083 // heartbeat frame
3084
4/4
✓ Branch 0 taken 1036 times.
✓ Branch 1 taken 4 times.
✓ Branch 2 taken 948 times.
✓ Branch 3 taken 88 times.
 1040 if (frame && !frame->buf[0]) {
3085 948 sub2video_heartbeat(ifilter, frame->pts, frame->time_base);
3086 948 return 0;
3087 }
3088
3089
2/2
✓ Branch 0 taken 4 times.
✓ Branch 1 taken 88 times.
 92 if (!frame) {
3090
1/2
✓ Branch 0 taken 4 times.
✗ Branch 1 not taken.
 4 if (ifp->sub2video.end_pts < INT64_MAX)
3091 4 sub2video_update(ifp, INT64_MAX, NULL);
3092
3093 4 return av_buffersrc_add_frame(ifilter->filter, NULL);
3094 }
3095
3096
1/2
✓ Branch 0 taken 88 times.
✗ Branch 1 not taken.
 88 ifp->width = frame->width ? frame->width : ifp->width;
3097
1/2
✓ Branch 0 taken 88 times.
✗ Branch 1 not taken.
 88 ifp->height = frame->height ? frame->height : ifp->height;
3098
3099 88 sub2video_update(ifp, INT64_MIN, (const AVSubtitle*)frame->buf[0]->data);
3100
3101 88 return 0;
3102 }
3103
3104 3460 static int send_eof(FilterGraphThread *fgt, InputFilter *ifilter,
3105 int64_t pts, AVRational tb)
3106 {
3107 3460 InputFilterPriv *ifp = ifp_from_ifilter(ifilter);
3108 int ret;
3109
3110
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3460 times.
 3460 if (fgt->eof_in[ifilter->index])
3111 ✗ return 0;
3112
3113 3460 fgt->eof_in[ifilter->index] = 1;
3114
3115
2/2
✓ Branch 0 taken 3443 times.
✓ Branch 1 taken 17 times.
 3460 if (ifilter->filter) {
3116 3443 pts = av_rescale_q_rnd(pts, tb, ifp->time_base,
3117 AV_ROUND_NEAR_INF | AV_ROUND_PASS_MINMAX);
3118
3119 3443 ret = av_buffersrc_close(ifilter->filter, pts, AV_BUFFERSRC_FLAG_PUSH);
3120
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3443 times.
 3443 if (ret < 0)
3121 ✗ return ret;
3122 } else {
3123
2/2
✓ Branch 0 taken 3 times.
✓ Branch 1 taken 14 times.
 17 if (ifp->format < 0) {
3124 // the filtergraph was never configured, use the fallback parameters
3125 3 ifp->format = ifp->opts.fallback->format;
3126 3 ifp->sample_rate = ifp->opts.fallback->sample_rate;
3127 3 ifp->width = ifp->opts.fallback->width;
3128 3 ifp->height = ifp->opts.fallback->height;
3129 3 ifp->sample_aspect_ratio = ifp->opts.fallback->sample_aspect_ratio;
3130 3 ifp->color_space = ifp->opts.fallback->colorspace;
3131 3 ifp->color_range = ifp->opts.fallback->color_range;
3132 3 ifp->alpha_mode = ifp->opts.fallback->alpha_mode;
3133 3 ifp->time_base = ifp->opts.fallback->time_base;
3134
3135 3 ret = av_channel_layout_copy(&ifp->ch_layout,
3136 3 &ifp->opts.fallback->ch_layout);
3137
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
 3 if (ret < 0)
3138 ✗ return ret;
3139
3140 3 av_frame_side_data_free(&ifp->side_data, &ifp->nb_side_data);
3141 3 ret = clone_side_data(&ifp->side_data, &ifp->nb_side_data,
3142 3 ifp->opts.fallback->side_data,
3143 3 ifp->opts.fallback->nb_side_data, 0);
3144
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
 3 if (ret < 0)
3145 ✗ return ret;
3146
3147
1/2
✓ Branch 1 taken 3 times.
✗ Branch 2 not taken.
 3 if (ifilter_has_all_input_formats(ifilter->graph)) {
3148 3 ret = configure_filtergraph(ifilter->graph, fgt);
3149
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
 3 if (ret < 0) {
3150 ✗ av_log(ifilter->graph, AV_LOG_ERROR, "Error initializing filters!\n");
3151 ✗ return ret;
3152 }
3153 }
3154 }
3155
3156
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 17 times.
 17 if (ifp->format < 0) {
3157 ✗ av_log(ifilter->graph, AV_LOG_ERROR,
3158 "Cannot determine format of input %s after EOF\n",
3159 ifp->opts.name);
3160 ✗ return AVERROR_INVALIDDATA;
3161 }
3162 }
3163
3164 3460 return 0;
3165 }
3166
3167 enum ReinitReason {
3168 VIDEO_CHANGED = (1 << 0),
3169 AUDIO_CHANGED = (1 << 1),
3170 MATRIX_CHANGED = (1 << 2),
3171 DOWNMIX_CHANGED = (1 << 3),
3172 HWACCEL_CHANGED = (1 << 4)
3173 };
3174
3175 185 static const char *unknown_if_null(const char *str)
3176 {
3177
1/2
✓ Branch 0 taken 185 times.
✗ Branch 1 not taken.
 185 return str ? str : "unknown";
3178 }
3179
3180 423984 static int send_frame(FilterGraph *fg, FilterGraphThread *fgt,
3181 InputFilter *ifilter, AVFrame *frame, int force_reinit)
3182 {
3183 423984 FilterGraphPriv *fgp = fgp_from_fg(fg);
3184 423984 InputFilterPriv *ifp = ifp_from_ifilter(ifilter);
3185 FrameData *fd;
3186 AVFrameSideData *sd;
3187 423984 int need_reinit = 0, ret;
3188
3189 /* determine if the parameters for this input changed */
3190
2/3
✓ Branch 0 taken 305899 times.
✓ Branch 1 taken 118085 times.
✗ Branch 2 not taken.
 423984 switch (ifilter->type) {
3191 305899 case AVMEDIA_TYPE_AUDIO:
3192
2/2
✓ Branch 0 taken 304521 times.
✓ Branch 1 taken 1378 times.
 305899 if (ifp->format != frame->format ||
3193
3/4
✓ Branch 0 taken 304521 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 1 times.
✓ Branch 3 taken 304520 times.
 609042 ifp->sample_rate != frame->sample_rate ||
3194 304521 av_channel_layout_compare(&ifp->ch_layout, &frame->ch_layout))
3195 1379 need_reinit |= AUDIO_CHANGED;
3196 305899 break;
3197 118085 case AVMEDIA_TYPE_VIDEO:
3198
2/2
✓ Branch 0 taken 112242 times.
✓ Branch 1 taken 5843 times.
 118085 if (ifp->format != frame->format ||
3199
2/2
✓ Branch 0 taken 112214 times.
✓ Branch 1 taken 28 times.
 112242 ifp->width != frame->width ||
3200
2/2
✓ Branch 0 taken 112207 times.
✓ Branch 1 taken 7 times.
 112214 ifp->height != frame->height ||
3201
2/2
✓ Branch 0 taken 112190 times.
✓ Branch 1 taken 17 times.
 112207 ifp->color_space != frame->colorspace ||
3202
1/2
✓ Branch 0 taken 112190 times.
✗ Branch 1 not taken.
 112190 ifp->color_range != frame->color_range ||
3203
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 112190 times.
 112190 ifp->alpha_mode != frame->alpha_mode)
3204 5895 need_reinit |= VIDEO_CHANGED;
3205 118085 break;
3206 }
3207
3208
2/2
✓ Branch 1 taken 221 times.
✓ Branch 2 taken 423763 times.
 423984 if (sd = av_frame_get_side_data(frame, AV_FRAME_DATA_DISPLAYMATRIX)) {
3209
2/2
✓ Branch 0 taken 194 times.
✓ Branch 1 taken 27 times.
 221 if (!ifp->displaymatrix_present ||
3210
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 194 times.
 194 memcmp(sd->data, ifp->displaymatrix, sizeof(ifp->displaymatrix)))
3211 27 need_reinit |= MATRIX_CHANGED;
3212
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 423763 times.
 423763 } else if (ifp->displaymatrix_present)
3213 ✗ need_reinit |= MATRIX_CHANGED;
3214
3215
2/2
✓ Branch 1 taken 720 times.
✓ Branch 2 taken 423264 times.
 423984 if (sd = av_frame_get_side_data(frame, AV_FRAME_DATA_DOWNMIX_INFO)) {
3216
2/2
✓ Branch 0 taken 712 times.
✓ Branch 1 taken 8 times.
 720 if (!ifp->downmixinfo_present ||
3217
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 712 times.
 712 memcmp(sd->data, &ifp->downmixinfo, sizeof(ifp->downmixinfo)))
3218 8 need_reinit |= DOWNMIX_CHANGED;
3219
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 423264 times.
 423264 } else if (ifp->downmixinfo_present)
3220 ✗ need_reinit |= DOWNMIX_CHANGED;
3221
3222
2/2
✓ Branch 1 taken 22 times.
✓ Branch 2 taken 423962 times.
 423984 if (sd = av_frame_get_side_data(frame, AV_FRAME_DATA_DOWNMIX_MATRIX)) {
3223
2/2
✓ Branch 0 taken 18 times.
✓ Branch 1 taken 4 times.
 22 if (!ifp->downmixmatrix_present ||
3224
2/4
✓ Branch 0 taken 18 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 18 times.
 18 sd->size != ifp->downmixmatrix_size || memcmp(sd->data, ifp->downmixmatrix->data, sd->size))
3225 4 need_reinit |= DOWNMIX_CHANGED;
3226
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 423962 times.
 423962 } else if (ifp->downmixmatrix_present)
3227 ✗ need_reinit |= DOWNMIX_CHANGED;
3228
3229
5/6
✓ Branch 0 taken 7274 times.
✓ Branch 1 taken 416710 times.
✓ Branch 2 taken 144 times.
✓ Branch 3 taken 7130 times.
✗ Branch 4 not taken.
✓ Branch 5 taken 144 times.
 423984 if (need_reinit && fgt->graph && (ifp->opts.flags & IFILTER_FLAG_DROPCHANGED)) {
3230 ✗ ifp->nb_dropped++;
3231 ✗ av_log_once(fg, AV_LOG_WARNING, AV_LOG_DEBUG, &ifp->drop_warned, "Avoiding reinit; dropping frame pts: %s bound for %s\n", av_ts2str(frame->pts), ifilter->name);
3232 ✗ av_frame_unref(frame);
3233 ✗ return 0;
3234 }
3235
3236
4/4
✓ Branch 0 taken 187 times.
✓ Branch 1 taken 423797 times.
✓ Branch 2 taken 182 times.
✓ Branch 3 taken 5 times.
 423984 if (!(ifp->opts.flags & IFILTER_FLAG_REINIT) && fgt->graph)
3237 182 need_reinit = 0;
3238
3239
1/2
✓ Branch 0 taken 423984 times.
✗ Branch 1 not taken.
 423984 if (!!ifp->hw_frames_ctx != !!frame->hw_frames_ctx ||
3240
1/4
✗ Branch 0 not taken.
✓ Branch 1 taken 423984 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
 423984 (ifp->hw_frames_ctx && ifp->hw_frames_ctx->data != frame->hw_frames_ctx->data))
3241 ✗ need_reinit |= HWACCEL_CHANGED;
3242
3243
2/2
✓ Branch 0 taken 7178 times.
✓ Branch 1 taken 416806 times.
 423984 if (need_reinit) {
3244 7178 ret = ifilter_parameters_from_frame(ifilter, frame);
3245
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 7178 times.
 7178 if (ret < 0)
3246 ✗ return ret;
3247
3248 /* Inputs bound to a filtergraph output will have some fields unset.
3249 * Handle them here */
3250
2/2
✓ Branch 0 taken 1 times.
✓ Branch 1 taken 7177 times.
 7178 if (ifp->ofilter_src) {
3251 1 ret = ifilter_parameters_from_ofilter(ifilter, ifp->ofilter_src);
3252
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1 times.
 1 if (ret < 0)
3253 ✗ return ret;
3254 }
3255 }
3256
3257 /* (re)init the graph if possible, otherwise buffer the frame and return */
3258
5/6
✓ Branch 0 taken 416806 times.
✓ Branch 1 taken 7178 times.
✓ Branch 2 taken 416806 times.
✗ Branch 3 not taken.
✓ Branch 4 taken 78 times.
✓ Branch 5 taken 416728 times.
 423984 if (need_reinit || force_reinit || !fgt->graph) {
3259 7256 AVFrame *tmp = av_frame_alloc();
3260
3261
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 7256 times.
 7256 if (!tmp)
3262 182 return AVERROR(ENOMEM);
3263
3264
2/2
✓ Branch 1 taken 180 times.
✓ Branch 2 taken 7076 times.
 7256 if (!ifilter_has_all_input_formats(fg)) {
3265 180 av_frame_move_ref(tmp, frame);
3266
3267 180 ret = av_fifo_write(ifp->frame_queue, &tmp, 1);
3268
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 180 times.
 180 if (ret < 0)
3269 ✗ av_frame_free(&tmp);
3270
3271 180 return ret;
3272 }
3273
3274
2/2
✓ Branch 0 taken 48 times.
✓ Branch 1 taken 7028 times.
 7076 ret = fgt->graph ? read_frames(fg, fgt, tmp) : 0;
3275 7076 av_frame_free(&tmp);
3276
2/2
✓ Branch 0 taken 1 times.
✓ Branch 1 taken 7075 times.
 7076 if (ret < 0)
3277 1 return ret;
3278
3279
2/2
✓ Branch 0 taken 47 times.
✓ Branch 1 taken 7028 times.
 7075 if (fgt->graph) {
3280 AVBPrint reason;
3281 47 av_bprint_init(&reason, 0, AV_BPRINT_SIZE_AUTOMATIC);
3282
2/2
✓ Branch 0 taken 1 times.
✓ Branch 1 taken 46 times.
 47 if (need_reinit & AUDIO_CHANGED) {
3283 1 const char *sample_format_name = av_get_sample_fmt_name(frame->format);
3284 1 av_bprintf(&reason, "audio parameters changed to %d Hz, ", frame->sample_rate);
3285 1 av_channel_layout_describe_bprint(&frame->ch_layout, &reason);
3286 1 av_bprintf(&reason, ", %s, ", unknown_if_null(sample_format_name));
3287 }
3288
2/2
✓ Branch 0 taken 46 times.
✓ Branch 1 taken 1 times.
 47 if (need_reinit & VIDEO_CHANGED) {
3289 46 const char *pixel_format_name = av_get_pix_fmt_name(frame->format);
3290 46 const char *color_space_name = av_color_space_name(frame->colorspace);
3291 46 const char *color_range_name = av_color_range_name(frame->color_range);
3292 46 const char *alpha_mode = av_alpha_mode_name(frame->alpha_mode);
3293 46 av_bprintf(&reason, "video parameters changed to %s(%s, %s), %dx%d, %s alpha, ",
3294 unknown_if_null(pixel_format_name), unknown_if_null(color_range_name),
3295 unknown_if_null(color_space_name), frame->width, frame->height,
3296 unknown_if_null(alpha_mode));
3297 }
3298
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 47 times.
 47 if (need_reinit & MATRIX_CHANGED)
3299 ✗ av_bprintf(&reason, "display matrix changed, ");
3300
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 47 times.
 47 if (need_reinit & DOWNMIX_CHANGED)
3301 ✗ av_bprintf(&reason, "downmix medatata changed, ");
3302
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 47 times.
 47 if (need_reinit & HWACCEL_CHANGED)
3303 ✗ av_bprintf(&reason, "hwaccel changed, ");
3304
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 47 times.
 47 if (force_reinit)
3305 ✗ av_bprintf(&reason, "reinitialization arguments were provided, ");
3306
1/2
✓ Branch 0 taken 47 times.
✗ Branch 1 not taken.
 47 if (reason.len > 1)
3307 47 reason.str[reason.len - 2] = '\0'; // remove last comma
3308
1/2
✓ Branch 0 taken 47 times.
✗ Branch 1 not taken.
 47 av_log(fg, AV_LOG_INFO, "Reconfiguring filter graph%s%s\n", reason.len ? " because " : "", reason.str);
3309 } else {
3310 /* Choke all input to avoid buffering excessive frames while the
3311 * initial filter graph is being configured, and before we have a
3312 * preferred input */
3313 7028 sch_filter_choke_inputs(fgp->sch, fgp->sch_idx);
3314 }
3315
3316 7075 ret = configure_filtergraph(fg, fgt);
3317
2/2
✓ Branch 0 taken 1 times.
✓ Branch 1 taken 7074 times.
 7075 if (ret < 0) {
3318 1 av_log(fg, AV_LOG_ERROR, "Error reinitializing filters!\n");
3319 1 return ret;
3320 }
3321 }
3322
3323 423802 frame->pts = av_rescale_q(frame->pts, frame->time_base, ifp->time_base);
3324 423802 frame->duration = av_rescale_q(frame->duration, frame->time_base, ifp->time_base);
3325 423802 frame->time_base = ifp->time_base;
3326
3327
2/2
✓ Branch 0 taken 117982 times.
✓ Branch 1 taken 305820 times.
 423802 if (ifp->displaymatrix_applied)
3328 117982 av_frame_remove_side_data(frame, AV_FRAME_DATA_DISPLAYMATRIX);
3329
3330 423802 fd = frame_data(frame);
3331
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 423802 times.
 423802 if (!fd)
3332 ✗ return AVERROR(ENOMEM);
3333 423802 fd->wallclock[LATENCY_PROBE_FILTER_PRE] = av_gettime_relative();
3334
3335 423802 ret = av_buffersrc_add_frame_flags(ifilter->filter, frame,
3336 AV_BUFFERSRC_FLAG_PUSH);
3337
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 423802 times.
 423802 if (ret < 0) {
3338 ✗ av_frame_unref(frame);
3339 ✗ if (ret != AVERROR_EOF)
3340 ✗ av_log(fg, AV_LOG_ERROR, "Error while filtering: %s\n", av_err2str(ret));
3341 ✗ return ret;
3342 }
3343
3344 423802 return 0;
3345 }
3346
3347 8230 static void fg_thread_set_name(const FilterGraph *fg)
3348 {
3349 char name[16];
3350
2/2
✓ Branch 1 taken 6959 times.
✓ Branch 2 taken 1271 times.
 8230 if (filtergraph_is_simple(fg)) {
3351 6959 OutputFilterPriv *ofp = ofp_from_ofilter(fg->outputs[0]);
3352 13918 snprintf(name, sizeof(name), "%cf%s",
3353 6959 av_get_media_type_string(ofp->ofilter.type)[0],
3354 ofp->ofilter.output_name);
3355 } else {
3356 1271 snprintf(name, sizeof(name), "fc%d", fg->index);
3357 }
3358
3359 8230 ff_thread_setname(name);
3360 8230 }
3361
3362 8230 static void fg_thread_uninit(FilterGraphThread *fgt)
3363 {
3364
1/2
✓ Branch 0 taken 8230 times.
✗ Branch 1 not taken.
 8230 if (fgt->frame_queue_out) {
3365 AVFrame *frame;
3366
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 8230 times.
 8230 while (av_fifo_read(fgt->frame_queue_out, &frame, 1) >= 0)
3367 ✗ av_frame_free(&frame);
3368 8230 av_fifo_freep2(&fgt->frame_queue_out);
3369 }
3370
3371 8230 av_frame_free(&fgt->frame);
3372 8230 av_freep(&fgt->eof_in);
3373 8230 av_freep(&fgt->eof_out);
3374
3375 8230 avfilter_graph_free(&fgt->graph);
3376
3377 8230 memset(fgt, 0, sizeof(*fgt));
3378 8230 }
3379
3380 8230 static int fg_thread_init(FilterGraphThread *fgt, const FilterGraph *fg)
3381 {
3382 8230 memset(fgt, 0, sizeof(*fgt));
3383
3384 8230 fgt->frame = av_frame_alloc();
3385
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 8230 times.
 8230 if (!fgt->frame)
3386 ✗ goto fail;
3387
3388 8230 fgt->eof_in = av_calloc(fg->nb_inputs, sizeof(*fgt->eof_in));
3389
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 8230 times.
 8230 if (!fgt->eof_in)
3390 ✗ goto fail;
3391
3392 8230 fgt->eof_out = av_calloc(fg->nb_outputs, sizeof(*fgt->eof_out));
3393
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 8230 times.
 8230 if (!fgt->eof_out)
3394 ✗ goto fail;
3395
3396 8230 fgt->frame_queue_out = av_fifo_alloc2(1, sizeof(AVFrame*), AV_FIFO_FLAG_AUTO_GROW);
3397
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 8230 times.
 8230 if (!fgt->frame_queue_out)
3398 ✗ goto fail;
3399
3400 8230 return 0;
3401
3402 ✗ fail:
3403 ✗ fg_thread_uninit(fgt);
3404 ✗ return AVERROR(ENOMEM);
3405 }
3406
3407 423984 static int check_reinit(FilterGraph *fg, FilterGraphThread *fgt)
3408 {
3409 423984 int ret, reinit = 0;
3410
3411
2/2
✓ Branch 0 taken 434423 times.
✓ Branch 1 taken 423984 times.
 858407 for (unsigned i = 0; i < fg->nb_outputs; i++) {
3412 434423 OutputFilterPriv *ofp = ofp_from_ofilter(fg->outputs[i]);
3413
3414
2/6
✓ Branch 0 taken 434423 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 434423 times.
✗ Branch 4 not taken.
✗ Branch 5 not taken.
 434423 if (ofp->reinit_opts.pts == AV_NOPTS_VALUE && ofp->reinit_opts_fifo &&
3415 ✗ av_fifo_can_read(ofp->reinit_opts_fifo)) {
3416 ✗ av_fifo_read(ofp->reinit_opts_fifo, &ofp->reinit_opts, 1);
3417 }
3418
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 434423 times.
 434423 if (ofp->reinit_opts.pts != AV_NOPTS_VALUE &&
3419 ✗ ofp->reinit_opts.pts <= av_rescale_q(fgt->frame->pts, fgt->frame->time_base, AV_TIME_BASE_Q)) {
3420 ✗ FrameData *fd = frame_data(fgt->frame);
3421 ✗ if (!fd)
3422 ✗ return AVERROR(ENOMEM);
3423
3424 ✗ av_dict_free(&fd->reinit_opts);
3425 ✗ ret = av_dict_copy(&fd->reinit_opts, ofp->reinit_opts.dict, 0);
3426 ✗ if (ret < 0)
3427 ✗ return ret;
3428
3429 ✗ av_opt_set_dict(ofp, &ofp->reinit_opts.dict);
3430 ✗ av_dict_free(&ofp->reinit_opts.dict);
3431
3432 ✗ if (av_fifo_can_read(ofp->reinit_opts_fifo))
3433 ✗ av_fifo_read(ofp->reinit_opts_fifo, &ofp->reinit_opts, 1);
3434 else
3435 ✗ ofp->reinit_opts = (ReinitOpts){ .pts = AV_NOPTS_VALUE };
3436 ✗ reinit = 1;
3437 }
3438 }
3439
3440 423984 return reinit;
3441 }
3442
3443 8230 static int filter_thread(void *arg)
3444 {
3445 8230 FilterGraphPriv *fgp = arg;
3446 8230 FilterGraph *fg = &fgp->fg;
3447
3448 FilterGraphThread fgt;
3449 8230 int ret = 0, input_status = 0;
3450
3451 8230 ret = fg_thread_init(&fgt, fg);
3452
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 8230 times.
 8230 if (ret < 0)
3453 ✗ goto finish;
3454
3455 8230 fg_thread_set_name(fg);
3456
3457 // if we have all input parameters the graph can now be configured
3458
2/2
✓ Branch 1 taken 7031 times.
✓ Branch 2 taken 1199 times.
 8230 if (ifilter_has_all_input_formats(fg)) {
3459 1199 ret = configure_filtergraph(fg, &fgt);
3460
1/2
✓ Branch 0 taken 1199 times.
✗ Branch 1 not taken.
 1199 if (ret < 0) {
3461 ✗ av_log(fg, AV_LOG_ERROR, "Error configuring filter graph: %s\n",
3462 ✗ av_err2str(ret));
3463 ✗ goto finish;
3464 }
3465 }
3466
3467 452723 while (1) {
3468 InputFilter *ifilter;
3469 460953 InputFilterPriv *ifp = NULL;
3470 enum FrameOpaque o;
3471 460953 unsigned input_idx = fgt.next_in;
3472
3473 460953 input_status = sch_filter_receive(fgp->sch, fgp->sch_idx,
3474 460953 &input_idx, fgt.frame);
3475
2/2
✓ Branch 0 taken 11 times.
✓ Branch 1 taken 460942 times.
 460953 if (input_status == AVERROR_EOF) {
3476 11 av_log(fg, AV_LOG_VERBOSE, "Filtering thread received EOF\n");
3477 11 break;
3478
2/2
✓ Branch 0 taken 32458 times.
✓ Branch 1 taken 428484 times.
 460942 } else if (input_status == AVERROR(EAGAIN)) {
3479 // should only happen when we didn't request any input
3480
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 32458 times.
 32458 av_assert0(input_idx == fg->nb_inputs);
3481 32458 goto read_frames;
3482 }
3483
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 428484 times.
 428484 av_assert0(input_status >= 0);
3484
3485 428484 o = (intptr_t)fgt.frame->opaque;
3486
3487 // message on the control stream
3488
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 428484 times.
 428484 if (input_idx == fg->nb_inputs) {
3489 FilterCommand *fc;
3490
3491 ✗ av_assert0(o == FRAME_OPAQUE_SEND_COMMAND && fgt.frame->buf[0]);
3492
3493 ✗ fc = (FilterCommand*)fgt.frame->buf[0]->data;
3494 ✗ send_command(fg, fgt.graph, fc->time, fc->target, fc->command, fc->arg,
3495 fc->all_filters);
3496 ✗ av_frame_unref(fgt.frame);
3497 1 continue;
3498 }
3499
3500 // we received an input frame or EOF
3501 428484 ifilter = fg->inputs[input_idx];
3502 428484 ifp = ifp_from_ifilter(ifilter);
3503
3504
2/2
✓ Branch 0 taken 1040 times.
✓ Branch 1 taken 427444 times.
 428484 if (ifp->type_src == AVMEDIA_TYPE_SUBTITLE) {
3505
3/4
✓ Branch 0 taken 1040 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 948 times.
✓ Branch 3 taken 92 times.
 1040 int hb_frame = input_status >= 0 && o == FRAME_OPAQUE_SUB_HEARTBEAT;
3506
2/2
✓ Branch 0 taken 948 times.
✓ Branch 1 taken 4 times.
 1040 ret = sub2video_frame(ifilter, (fgt.frame->buf[0] || hb_frame) ? fgt.frame : NULL,
3507
2/2
✓ Branch 0 taken 952 times.
✓ Branch 1 taken 88 times.
 1040 !fgt.graph);
3508
2/2
✓ Branch 0 taken 423984 times.
✓ Branch 1 taken 3460 times.
 427444 } else if (fgt.frame->buf[0]) {
3509 423984 ret = check_reinit(fg, &fgt);
3510
1/2
✓ Branch 0 taken 423984 times.
✗ Branch 1 not taken.
 423984 if (ret >= 0)
3511 423984 ret = send_frame(fg, &fgt, ifilter, fgt.frame, ret);
3512 } else {
3513 av_assert1(o == FRAME_OPAQUE_EOF);
3514 3460 ret = send_eof(&fgt, ifilter, fgt.frame->pts, fgt.frame->time_base);
3515 }
3516 428484 av_frame_unref(fgt.frame);
3517
2/2
✓ Branch 0 taken 1 times.
✓ Branch 1 taken 428483 times.
 428484 if (ret == AVERROR_EOF) {
3518 1 av_log(fg, AV_LOG_VERBOSE, "Input %u no longer accepts new data\n",
3519 input_idx);
3520 1 close_input(ifp);
3521 1 continue;
3522 }
3523
2/2
✓ Branch 0 taken 1 times.
✓ Branch 1 taken 428482 times.
 428483 if (ret < 0)
3524 1 goto finish;
3525
3526 428482 read_frames:
3527 // retrieve all newly available frames
3528 460940 ret = read_frames(fg, &fgt, fgt.frame);
3529
2/2
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 460940 if (ret == AVERROR_EOF) {
3530 8218 av_log(fg, AV_LOG_VERBOSE, "All consumers returned EOF\n");
3531
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 8218 if (ifp && ifp->opts.flags & IFILTER_FLAG_DROPCHANGED)
3532 ✗ av_log(fg, AV_LOG_INFO, "Total changed input frames dropped : %"PRId64"\n", ifp->nb_dropped);
3533 8218 break;
3534
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 452722 } else if (ret < 0) {
3535 ✗ av_log(fg, AV_LOG_ERROR, "Error sending frames to consumers: %s\n",
3536 ✗ av_err2str(ret));
3537 ✗ goto finish;
3538 }
3539
3540 // ensure all inputs no longer accepting data are closed
3541
4/4
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 890390 for (int i = 0; fgt.graph && i < fg->nb_inputs; i++) {
3542 437668 InputFilterPriv *ifp = ifp_from_ifilter(fg->inputs[i]);
3543
2/2
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 437668 if (av_buffersrc_get_status(ifp->ifilter.filter))
3544 1774 close_input(ifp);
3545 }
3546 }
3547
3548
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 16593 for (unsigned i = 0; i < fg->nb_outputs; i++) {
3549 8364 OutputFilterPriv *ofp = ofp_from_ofilter(fg->outputs[i]);
3550
3551
3/4
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 8364 if (fgt.eof_out[i] || !fgt.graph)
3552 6757 continue;
3553
3554 1607 ret = fg_output_frame(ofp, &fgt, NULL);
3555
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 1607 if (ret < 0)
3556 ✗ goto finish;
3557 }
3558
3559 8229 finish:
3560
3561
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 8230 if (print_graphs || print_graphs_file)
3562 ✗ print_filtergraph(fg, fgt.graph);
3563
3564 // EOF is normal termination
3565
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 8230 if (ret == AVERROR_EOF)
3566 6685 ret = 0;
3567
3568 8230 fg_thread_uninit(&fgt);
3569
3570 8230 return ret;
3571 }
3572
3573 ✗ void fg_send_command(FilterGraph *fg, double time, const char *target,
3574 const char *command, const char *arg, int all_filters)
3575 {
3576 ✗ FilterGraphPriv *fgp = fgp_from_fg(fg);
3577 AVBufferRef *buf;
3578 FilterCommand *fc;
3579
3580 ✗ fc = av_mallocz(sizeof(*fc));
3581 ✗ if (!fc)
3582 ✗ return;
3583
3584 ✗ buf = av_buffer_create((uint8_t*)fc, sizeof(*fc), filter_command_free, NULL, 0);
3585 ✗ if (!buf) {
3586 ✗ av_freep(&fc);
3587 ✗ return;
3588 }
3589
3590 ✗ fc->target = av_strdup(target);
3591 ✗ fc->command = av_strdup(command);
3592 ✗ fc->arg = av_strdup(arg);
3593 ✗ if (!fc->target || !fc->command || !fc->arg) {
3594 ✗ av_buffer_unref(&buf);
3595 ✗ return;
3596 }
3597
3598 ✗ fc->time = time;
3599 ✗ fc->all_filters = all_filters;
3600
3601 ✗ fgp->frame->buf[0] = buf;
3602 ✗ fgp->frame->opaque = (void*)(intptr_t)FRAME_OPAQUE_SEND_COMMAND;
3603
3604 ✗ sch_filter_command(fgp->sch, fgp->sch_idx, fgp->frame);
3605 }
3606