FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/fftools/ffmpeg_opt.c
Date: 2022-01-18 10:05:52
Exec Total Coverage
Lines: 1183 2013 58.8%
Branches: 959 2488 38.5%
Line Branch Exec Source
1
2 /*
3 * ffmpeg option parsing
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 #include <stdint.h>
23
24 #include "ffmpeg.h"
25 #include "cmdutils.h"
26
27 #include "libavformat/avformat.h"
28
29 #include "libavcodec/avcodec.h"
30 #include "libavcodec/bsf.h"
31
32 #include "libavfilter/avfilter.h"
33
34 #include "libavutil/avassert.h"
35 #include "libavutil/avstring.h"
36 #include "libavutil/avutil.h"
37 #include "libavutil/bprint.h"
38 #include "libavutil/channel_layout.h"
39 #include "libavutil/intreadwrite.h"
40 #include "libavutil/fifo.h"
41 #include "libavutil/mathematics.h"
42 #include "libavutil/opt.h"
43 #include "libavutil/parseutils.h"
44 #include "libavutil/pixdesc.h"
45 #include "libavutil/pixfmt.h"
46
47 #define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
48
49 #define SPECIFIER_OPT_FMT_str "%s"
50 #define SPECIFIER_OPT_FMT_i "%i"
51 #define SPECIFIER_OPT_FMT_i64 "%"PRId64
52 #define SPECIFIER_OPT_FMT_ui64 "%"PRIu64
53 #define SPECIFIER_OPT_FMT_f "%f"
54 #define SPECIFIER_OPT_FMT_dbl "%lf"
55
56 static const char *const opt_name_codec_names[] = {"c", "codec", "acodec", "vcodec", "scodec", "dcodec", NULL};
57 static const char *const opt_name_audio_channels[] = {"ac", NULL};
58 static const char *const opt_name_audio_sample_rate[] = {"ar", NULL};
59 static const char *const opt_name_frame_rates[] = {"r", NULL};
60 static const char *const opt_name_max_frame_rates[] = {"fpsmax", NULL};
61 static const char *const opt_name_frame_sizes[] = {"s", NULL};
62 static const char *const opt_name_frame_pix_fmts[] = {"pix_fmt", NULL};
63 static const char *const opt_name_ts_scale[] = {"itsscale", NULL};
64 static const char *const opt_name_hwaccels[] = {"hwaccel", NULL};
65 static const char *const opt_name_hwaccel_devices[] = {"hwaccel_device", NULL};
66 static const char *const opt_name_hwaccel_output_formats[] = {"hwaccel_output_format", NULL};
67 static const char *const opt_name_autorotate[] = {"autorotate", NULL};
68 static const char *const opt_name_autoscale[] = {"autoscale", NULL};
69 static const char *const opt_name_max_frames[] = {"frames", "aframes", "vframes", "dframes", NULL};
70 static const char *const opt_name_bitstream_filters[] = {"bsf", "absf", "vbsf", NULL};
71 static const char *const opt_name_codec_tags[] = {"tag", "atag", "vtag", "stag", NULL};
72 static const char *const opt_name_sample_fmts[] = {"sample_fmt", NULL};
73 static const char *const opt_name_qscale[] = {"q", "qscale", NULL};
74 static const char *const opt_name_forced_key_frames[] = {"forced_key_frames", NULL};
75 static const char *const opt_name_force_fps[] = {"force_fps", NULL};
76 static const char *const opt_name_frame_aspect_ratios[] = {"aspect", NULL};
77 static const char *const opt_name_rc_overrides[] = {"rc_override", NULL};
78 static const char *const opt_name_intra_matrices[] = {"intra_matrix", NULL};
79 static const char *const opt_name_inter_matrices[] = {"inter_matrix", NULL};
80 static const char *const opt_name_chroma_intra_matrices[] = {"chroma_intra_matrix", NULL};
81 static const char *const opt_name_top_field_first[] = {"top", NULL};
82 static const char *const opt_name_presets[] = {"pre", "apre", "vpre", "spre", NULL};
83 static const char *const opt_name_copy_initial_nonkeyframes[] = {"copyinkf", NULL};
84 static const char *const opt_name_copy_prior_start[] = {"copypriorss", NULL};
85 static const char *const opt_name_filters[] = {"filter", "af", "vf", NULL};
86 static const char *const opt_name_filter_scripts[] = {"filter_script", NULL};
87 static const char *const opt_name_reinit_filters[] = {"reinit_filter", NULL};
88 static const char *const opt_name_fix_sub_duration[] = {"fix_sub_duration", NULL};
89 static const char *const opt_name_canvas_sizes[] = {"canvas_size", NULL};
90 static const char *const opt_name_pass[] = {"pass", NULL};
91 static const char *const opt_name_passlogfiles[] = {"passlogfile", NULL};
92 static const char *const opt_name_max_muxing_queue_size[] = {"max_muxing_queue_size", NULL};
93 static const char *const opt_name_muxing_queue_data_threshold[] = {"muxing_queue_data_threshold", NULL};
94 static const char *const opt_name_guess_layout_max[] = {"guess_layout_max", NULL};
95 static const char *const opt_name_apad[] = {"apad", NULL};
96 static const char *const opt_name_discard[] = {"discard", NULL};
97 static const char *const opt_name_disposition[] = {"disposition", NULL};
98 static const char *const opt_name_time_bases[] = {"time_base", NULL};
99 static const char *const opt_name_enc_time_bases[] = {"enc_time_base", NULL};
100 static const char *const opt_name_bits_per_raw_sample[] = {"bits_per_raw_sample", NULL};
101
102 #define WARN_MULTIPLE_OPT_USAGE(name, type, so, st)\
103 {\
104 char namestr[128] = "";\
105 const char *spec = so->specifier && so->specifier[0] ? so->specifier : "";\
106 for (i = 0; opt_name_##name[i]; i++)\
107 av_strlcatf(namestr, sizeof(namestr), "-%s%s", opt_name_##name[i], opt_name_##name[i+1] ? (opt_name_##name[i+2] ? ", " : " or ") : "");\
108 av_log(NULL, AV_LOG_WARNING, "Multiple %s options specified for stream %d, only the last option '-%s%s%s "SPECIFIER_OPT_FMT_##type"' will be used.\n",\
109 namestr, st->index, opt_name_##name[0], spec[0] ? ":" : "", spec, so->u.type);\
110 }
111
112 #define MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)\
113 {\
114 int i, ret, matches = 0;\
115 SpecifierOpt *so;\
116 for (i = 0; i < o->nb_ ## name; i++) {\
117 char *spec = o->name[i].specifier;\
118 if ((ret = check_stream_specifier(fmtctx, st, spec)) > 0) {\
119 outvar = o->name[i].u.type;\
120 so = &o->name[i];\
121 matches++;\
122 } else if (ret < 0)\
123 exit_program(1);\
124 }\
125 if (matches > 1)\
126 WARN_MULTIPLE_OPT_USAGE(name, type, so, st);\
127 }
128
129 #define MATCH_PER_TYPE_OPT(name, type, outvar, fmtctx, mediatype)\
130 {\
131 int i;\
132 for (i = 0; i < o->nb_ ## name; i++) {\
133 char *spec = o->name[i].specifier;\
134 if (!strcmp(spec, mediatype))\
135 outvar = o->name[i].u.type;\
136 }\
137 }
138
139 HWDevice *filter_hw_device;
140
141 char *vstats_filename;
142 char *sdp_filename;
143
144 float audio_drift_threshold = 0.1;
145 float dts_delta_threshold = 10;
146 float dts_error_threshold = 3600*30;
147
148 int audio_volume = 256;
149 int audio_sync_method = 0;
150 enum VideoSyncMethod video_sync_method = VSYNC_AUTO;
151 float frame_drop_threshold = 0;
152 int do_benchmark = 0;
153 int do_benchmark_all = 0;
154 int do_hex_dump = 0;
155 int do_pkt_dump = 0;
156 int copy_ts = 0;
157 int start_at_zero = 0;
158 int copy_tb = -1;
159 int debug_ts = 0;
160 int exit_on_error = 0;
161 int abort_on_flags = 0;
162 int print_stats = -1;
163 int qp_hist = 0;
164 int stdin_interaction = 1;
165 float max_error_rate = 2.0/3;
166 char *filter_nbthreads;
167 int filter_complex_nbthreads = 0;
168 int vstats_version = 2;
169 int auto_conversion_filters = 1;
170 int64_t stats_period = 500000;
171
172
173 static int file_overwrite = 0;
174 static int no_file_overwrite = 0;
175 static int do_psnr = 0;
176 static int input_stream_potentially_available = 0;
177 static int ignore_unknown_streams = 0;
178 static int copy_unknown_streams = 0;
179 static int recast_media = 0;
180 static int find_stream_info = 1;
181
182 12355 static void uninit_options(OptionsContext *o)
183 {
184 12355 const OptionDef *po = options;
185 int i;
186
187 /* all OPT_SPEC and OPT_STRING can be freed in generic way */
188
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 2223900 while (po->name) {
189 2211545 void *dst = (uint8_t*)o + po->u.off;
190
191
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 2211545 if (po->flags & OPT_SPEC) {
192 617750 SpecifierOpt **so = dst;
193 617750 int i, *count = (int*)(so + 1);
194
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 643283 for (i = 0; i < *count; i++) {
195 25533 av_freep(&(*so)[i].specifier);
196
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 25533 if (po->flags & OPT_STRING)
197 20696 av_freep(&(*so)[i].u.str);
198 }
199 617750 av_freep(so);
200 617750 *count = 0;
201
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 1593795 } else if (po->flags & OPT_OFFSET && po->flags & OPT_STRING)
202 12355 av_freep(dst);
203 2211545 po++;
204 }
205
206
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 12540 for (i = 0; i < o->nb_stream_maps; i++)
207 185 av_freep(&o->stream_maps[i].linklabel);
208 12355 av_freep(&o->stream_maps);
209 12355 av_freep(&o->audio_channel_maps);
210 12355 av_freep(&o->streamid_map);
211 12355 av_freep(&o->attachments);
212 12355 }
213
214 12356 static void init_options(OptionsContext *o)
215 {
216 12356 memset(o, 0, sizeof(*o));
217
218 12356 o->stop_time = INT64_MAX;
219 12356 o->mux_max_delay = 0.7;
220 12356 o->start_time = AV_NOPTS_VALUE;
221 12356 o->start_time_eof = AV_NOPTS_VALUE;
222 12356 o->recording_time = INT64_MAX;
223 12356 o->limit_filesize = UINT64_MAX;
224 12356 o->chapters_input_file = INT_MAX;
225 12356 o->accurate_seek = 1;
226 12356 o->thread_queue_size = -1;
227 12356 }
228
229 ✗ static int show_hwaccels(void *optctx, const char *opt, const char *arg)
230 {
231 ✗ enum AVHWDeviceType type = AV_HWDEVICE_TYPE_NONE;
232
233 ✗ printf("Hardware acceleration methods:\n");
234 ✗ while ((type = av_hwdevice_iterate_types(type)) !=
235 AV_HWDEVICE_TYPE_NONE)
236 ✗ printf("%s\n", av_hwdevice_get_type_name(type));
237 ✗ printf("\n");
238 ✗ return 0;
239 }
240
241 /* return a copy of the input with the stream specifiers removed from the keys */
242 12355 static AVDictionary *strip_specifiers(AVDictionary *dict)
243 {
244 12355 const AVDictionaryEntry *e = NULL;
245 12355 AVDictionary *ret = NULL;
246
247
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 46922 while ((e = av_dict_get(dict, "", e, AV_DICT_IGNORE_SUFFIX))) {
248 34567 char *p = strchr(e->key, ':');
249
250
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 34567 if (p)
251 210 *p = 0;
252 34567 av_dict_set(&ret, e->key, e->value, 0);
253
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 34567 if (p)
254 210 *p = ':';
255 }
256 12355 return ret;
257 }
258
259 267 static int opt_filter_threads(void *optctx, const char *opt, const char *arg)
260 {
261 267 av_free(filter_nbthreads);
262 267 filter_nbthreads = av_strdup(arg);
263 267 return 0;
264 }
265
266 ✗ static int opt_abort_on(void *optctx, const char *opt, const char *arg)
267 {
268 static const AVOption opts[] = {
269 { "abort_on" , NULL, 0, AV_OPT_TYPE_FLAGS, { .i64 = 0 }, INT64_MIN, INT64_MAX, .unit = "flags" },
270 { "empty_output" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = ABORT_ON_FLAG_EMPTY_OUTPUT }, .unit = "flags" },
271 { "empty_output_stream", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = ABORT_ON_FLAG_EMPTY_OUTPUT_STREAM }, .unit = "flags" },
272 { NULL },
273 };
274 static const AVClass class = {
275 .class_name = "",
276 .item_name = av_default_item_name,
277 .option = opts,
278 .version = LIBAVUTIL_VERSION_INT,
279 };
280 ✗ const AVClass *pclass = &class;
281
282 ✗ return av_opt_eval_flags(&pclass, &opts[0], arg, &abort_on_flags);
283 }
284
285 ✗ static int opt_stats_period(void *optctx, const char *opt, const char *arg)
286 {
287 ✗ int64_t user_stats_period = parse_time_or_die(opt, arg, 1);
288
289 ✗ if (user_stats_period <= 0) {
290 ✗ av_log(NULL, AV_LOG_ERROR, "stats_period %s must be positive.\n", arg);
291 ✗ return AVERROR(EINVAL);
292 }
293
294 ✗ stats_period = user_stats_period;
295 ✗ av_log(NULL, AV_LOG_INFO, "ffmpeg stats and -progress period set to %s.\n", arg);
296
297 ✗ return 0;
298 }
299
300 14 static int opt_audio_codec(void *optctx, const char *opt, const char *arg)
301 {
302 14 OptionsContext *o = optctx;
303 14 return parse_option(o, "codec:a", arg, options);
304 }
305
306 4383 static int opt_video_codec(void *optctx, const char *opt, const char *arg)
307 {
308 4383 OptionsContext *o = optctx;
309 4383 return parse_option(o, "codec:v", arg, options);
310 }
311
312 2 static int opt_subtitle_codec(void *optctx, const char *opt, const char *arg)
313 {
314 2 OptionsContext *o = optctx;
315 2 return parse_option(o, "codec:s", arg, options);
316 }
317
318 ✗ static int opt_data_codec(void *optctx, const char *opt, const char *arg)
319 {
320 ✗ OptionsContext *o = optctx;
321 ✗ return parse_option(o, "codec:d", arg, options);
322 }
323
324 136 static int opt_map(void *optctx, const char *opt, const char *arg)
325 {
326 136 OptionsContext *o = optctx;
327 136 StreamMap *m = NULL;
328 136 int i, negative = 0, file_idx, disabled = 0;
329 136 int sync_file_idx = -1, sync_stream_idx = 0;
330 char *p, *sync;
331 char *map;
332 char *allow_unused;
333
334
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 136 if (*arg == '-') {
335 ✗ negative = 1;
336 ✗ arg++;
337 }
338 136 map = av_strdup(arg);
339
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 136 if (!map)
340 ✗ return AVERROR(ENOMEM);
341
342 /* parse sync stream first, just pick first matching stream */
343
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 136 if (sync = strchr(map, ',')) {
344 ✗ *sync = 0;
345 ✗ sync_file_idx = strtol(sync + 1, &sync, 0);
346 ✗ if (sync_file_idx >= nb_input_files || sync_file_idx < 0) {
347 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid sync file index: %d.\n", sync_file_idx);
348 ✗ exit_program(1);
349 }
350 ✗ if (*sync)
351 ✗ sync++;
352 ✗ for (i = 0; i < input_files[sync_file_idx]->nb_streams; i++)
353 ✗ if (check_stream_specifier(input_files[sync_file_idx]->ctx,
354 ✗ input_files[sync_file_idx]->ctx->streams[i], sync) == 1) {
355 ✗ sync_stream_idx = i;
356 ✗ break;
357 }
358 ✗ if (i == input_files[sync_file_idx]->nb_streams) {
359 ✗ av_log(NULL, AV_LOG_FATAL, "Sync stream specification in map %s does not "
360 "match any streams.\n", arg);
361 ✗ exit_program(1);
362 }
363 ✗ if (input_streams[input_files[sync_file_idx]->ist_index + sync_stream_idx]->user_set_discard == AVDISCARD_ALL) {
364 ✗ av_log(NULL, AV_LOG_FATAL, "Sync stream specification in map %s matches a disabled input "
365 "stream.\n", arg);
366 ✗ exit_program(1);
367 }
368 }
369
370
371
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 136 if (map[0] == '[') {
372 /* this mapping refers to lavfi output */
373 6 const char *c = map + 1;
374 6 GROW_ARRAY(o->stream_maps, o->nb_stream_maps);
375 6 m = &o->stream_maps[o->nb_stream_maps - 1];
376 6 m->linklabel = av_get_token(&c, "]");
377
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 6 if (!m->linklabel) {
378 ✗ av_log(NULL, AV_LOG_ERROR, "Invalid output link label: %s.\n", map);
379 ✗ exit_program(1);
380 }
381 } else {
382
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 130 if (allow_unused = strchr(map, '?'))
383 ✗ *allow_unused = 0;
384 130 file_idx = strtol(map, &p, 0);
385
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 130 if (file_idx >= nb_input_files || file_idx < 0) {
386 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid input file index: %d.\n", file_idx);
387 ✗ exit_program(1);
388 }
389
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 130 if (negative)
390 /* disable some already defined maps */
391 ✗ for (i = 0; i < o->nb_stream_maps; i++) {
392 ✗ m = &o->stream_maps[i];
393 ✗ if (file_idx == m->file_index &&
394 ✗ check_stream_specifier(input_files[m->file_index]->ctx,
395 ✗ input_files[m->file_index]->ctx->streams[m->stream_index],
396 ✗ *p == ':' ? p + 1 : p) > 0)
397 ✗ m->disabled = 1;
398 }
399 else
400
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 417 for (i = 0; i < input_files[file_idx]->nb_streams; i++) {
401
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 287 if (check_stream_specifier(input_files[file_idx]->ctx, input_files[file_idx]->ctx->streams[i],
402
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 287 *p == ':' ? p + 1 : p) <= 0)
403 108 continue;
404
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 179 if (input_streams[input_files[file_idx]->ist_index + i]->user_set_discard == AVDISCARD_ALL) {
405 ✗ disabled = 1;
406 ✗ continue;
407 }
408 179 GROW_ARRAY(o->stream_maps, o->nb_stream_maps);
409 179 m = &o->stream_maps[o->nb_stream_maps - 1];
410
411 179 m->file_index = file_idx;
412 179 m->stream_index = i;
413
414
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 179 if (sync_file_idx >= 0) {
415 ✗ m->sync_file_index = sync_file_idx;
416 ✗ m->sync_stream_index = sync_stream_idx;
417 } else {
418 179 m->sync_file_index = file_idx;
419 179 m->sync_stream_index = i;
420 }
421 }
422 }
423
424
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 136 if (!m) {
425 ✗ if (allow_unused) {
426 ✗ av_log(NULL, AV_LOG_VERBOSE, "Stream map '%s' matches no streams; ignoring.\n", arg);
427 ✗ } else if (disabled) {
428 ✗ av_log(NULL, AV_LOG_FATAL, "Stream map '%s' matches disabled streams.\n"
429 "To ignore this, add a trailing '?' to the map.\n", arg);
430 ✗ exit_program(1);
431 } else {
432 ✗ av_log(NULL, AV_LOG_FATAL, "Stream map '%s' matches no streams.\n"
433 "To ignore this, add a trailing '?' to the map.\n", arg);
434 ✗ exit_program(1);
435 }
436 }
437
438 136 av_freep(&map);
439 136 return 0;
440 }
441
442 1 static int opt_attach(void *optctx, const char *opt, const char *arg)
443 {
444 1 OptionsContext *o = optctx;
445 1 GROW_ARRAY(o->attachments, o->nb_attachments);
446 1 o->attachments[o->nb_attachments - 1] = arg;
447 1 return 0;
448 }
449
450 10 static int opt_map_channel(void *optctx, const char *opt, const char *arg)
451 {
452 10 OptionsContext *o = optctx;
453 int n;
454 AVStream *st;
455 AudioChannelMap *m;
456 char *allow_unused;
457 char *mapchan;
458 10 mapchan = av_strdup(arg);
459
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 10 if (!mapchan)
460 ✗ return AVERROR(ENOMEM);
461
462 10 GROW_ARRAY(o->audio_channel_maps, o->nb_audio_channel_maps);
463 10 m = &o->audio_channel_maps[o->nb_audio_channel_maps - 1];
464
465 /* muted channel syntax */
466 10 n = sscanf(arg, "%d:%d.%d", &m->channel_idx, &m->ofile_idx, &m->ostream_idx);
467
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 10 if ((n == 1 || n == 3) && m->channel_idx == -1) {
468 1 m->file_idx = m->stream_idx = -1;
469
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 1 if (n == 1)
470 1 m->ofile_idx = m->ostream_idx = -1;
471 1 av_free(mapchan);
472 1 return 0;
473 }
474
475 /* normal syntax */
476 9 n = sscanf(arg, "%d.%d.%d:%d.%d",
477 &m->file_idx, &m->stream_idx, &m->channel_idx,
478 &m->ofile_idx, &m->ostream_idx);
479
480
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 9 if (n != 3 && n != 5) {
481 ✗ av_log(NULL, AV_LOG_FATAL, "Syntax error, mapchan usage: "
482 "[file.stream.channel|-1][:syncfile:syncstream]\n");
483 ✗ exit_program(1);
484 }
485
486
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 9 if (n != 5) // only file.stream.channel specified
487 9 m->ofile_idx = m->ostream_idx = -1;
488
489 /* check input */
490
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 9 if (m->file_idx < 0 || m->file_idx >= nb_input_files) {
491 ✗ av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file index: %d\n",
492 m->file_idx);
493 ✗ exit_program(1);
494 }
495
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 9 if (m->stream_idx < 0 ||
496
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 9 m->stream_idx >= input_files[m->file_idx]->nb_streams) {
497 ✗ av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file stream index #%d.%d\n",
498 m->file_idx, m->stream_idx);
499 ✗ exit_program(1);
500 }
501 9 st = input_files[m->file_idx]->ctx->streams[m->stream_idx];
502
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 9 if (st->codecpar->codec_type != AVMEDIA_TYPE_AUDIO) {
503 ✗ av_log(NULL, AV_LOG_FATAL, "mapchan: stream #%d.%d is not an audio stream.\n",
504 m->file_idx, m->stream_idx);
505 ✗ exit_program(1);
506 }
507 /* allow trailing ? to map_channel */
508
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 9 if (allow_unused = strchr(mapchan, '?'))
509 2 *allow_unused = 0;
510
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 9 if (m->channel_idx < 0 || m->channel_idx >= st->codecpar->channels ||
511
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 8 input_streams[input_files[m->file_idx]->ist_index + m->stream_idx]->user_set_discard == AVDISCARD_ALL) {
512
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 1 if (allow_unused) {
513 1 av_log(NULL, AV_LOG_VERBOSE, "mapchan: invalid audio channel #%d.%d.%d\n",
514 m->file_idx, m->stream_idx, m->channel_idx);
515 } else {
516 ✗ av_log(NULL, AV_LOG_FATAL, "mapchan: invalid audio channel #%d.%d.%d\n"
517 "To ignore this, add a trailing '?' to the map_channel.\n",
518 m->file_idx, m->stream_idx, m->channel_idx);
519 ✗ exit_program(1);
520 }
521
522 }
523 9 av_free(mapchan);
524 9 return 0;
525 }
526
527 ✗ static int opt_sdp_file(void *optctx, const char *opt, const char *arg)
528 {
529 ✗ av_free(sdp_filename);
530 ✗ sdp_filename = av_strdup(arg);
531 ✗ return 0;
532 }
533
534 #if CONFIG_VAAPI
535 ✗ static int opt_vaapi_device(void *optctx, const char *opt, const char *arg)
536 {
537 ✗ const char *prefix = "vaapi:";
538 char *tmp;
539 int err;
540 ✗ tmp = av_asprintf("%s%s", prefix, arg);
541 ✗ if (!tmp)
542 ✗ return AVERROR(ENOMEM);
543 ✗ err = hw_device_init_from_string(tmp, NULL);
544 ✗ av_free(tmp);
545 ✗ return err;
546 }
547 #endif
548
549 #if CONFIG_QSV
550 static int opt_qsv_device(void *optctx, const char *opt, const char *arg)
551 {
552 const char *prefix = "qsv=__qsv_device:hw_any,child_device=";
553 int err;
554 char *tmp = av_asprintf("%s%s", prefix, arg);
555
556 if (!tmp)
557 return AVERROR(ENOMEM);
558
559 err = hw_device_init_from_string(tmp, NULL);
560 av_free(tmp);
561
562 return err;
563 }
564 #endif
565
566 ✗ static int opt_init_hw_device(void *optctx, const char *opt, const char *arg)
567 {
568 ✗ if (!strcmp(arg, "list")) {
569 ✗ enum AVHWDeviceType type = AV_HWDEVICE_TYPE_NONE;
570 ✗ printf("Supported hardware device types:\n");
571 ✗ while ((type = av_hwdevice_iterate_types(type)) !=
572 AV_HWDEVICE_TYPE_NONE)
573 ✗ printf("%s\n", av_hwdevice_get_type_name(type));
574 ✗ printf("\n");
575 ✗ exit_program(0);
576 } else {
577 ✗ return hw_device_init_from_string(arg, NULL);
578 }
579 }
580
581 ✗ static int opt_filter_hw_device(void *optctx, const char *opt, const char *arg)
582 {
583 ✗ if (filter_hw_device) {
584 ✗ av_log(NULL, AV_LOG_ERROR, "Only one filter device can be used.\n");
585 ✗ return AVERROR(EINVAL);
586 }
587 ✗ filter_hw_device = hw_device_get_by_name(arg);
588 ✗ if (!filter_hw_device) {
589 ✗ av_log(NULL, AV_LOG_ERROR, "Invalid filter device %s.\n", arg);
590 ✗ return AVERROR(EINVAL);
591 }
592 ✗ return 0;
593 }
594
595 /**
596 * Parse a metadata specifier passed as 'arg' parameter.
597 * @param arg metadata string to parse
598 * @param type metadata type is written here -- g(lobal)/s(tream)/c(hapter)/p(rogram)
599 * @param index for type c/p, chapter/program index is written here
600 * @param stream_spec for type s, the stream specifier is written here
601 */
602 181 static void parse_meta_type(char *arg, char *type, int *index, const char **stream_spec)
603 {
604
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 181 if (*arg) {
605 49 *type = *arg;
606
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 49 switch (*arg) {
607 18 case 'g':
608 18 break;
609 27 case 's':
610
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 27 if (*(++arg) && *arg != ':') {
611 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", arg);
612 ✗ exit_program(1);
613 }
614
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 27 *stream_spec = *arg == ':' ? arg + 1 : "";
615 27 break;
616 4 case 'c':
617 case 'p':
618
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 4 if (*(++arg) == ':')
619 3 *index = strtol(++arg, NULL, 0);
620 4 break;
621 ✗ default:
622 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid metadata type %c.\n", *arg);
623 ✗ exit_program(1);
624 }
625 } else
626 132 *type = 'g';
627 181 }
628
629 5 static int copy_metadata(char *outspec, char *inspec, AVFormatContext *oc, AVFormatContext *ic, OptionsContext *o)
630 {
631 5 AVDictionary **meta_in = NULL;
632 5 AVDictionary **meta_out = NULL;
633 5 int i, ret = 0;
634 char type_in, type_out;
635 5 const char *istream_spec = NULL, *ostream_spec = NULL;
636 5 int idx_in = 0, idx_out = 0;
637
638 5 parse_meta_type(inspec, &type_in, &idx_in, &istream_spec);
639 5 parse_meta_type(outspec, &type_out, &idx_out, &ostream_spec);
640
641
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 5 if (!ic) {
642
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 2 if (type_out == 'g' || !*outspec)
643 2 o->metadata_global_manual = 1;
644
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 2 if (type_out == 's' || !*outspec)
645 ✗ o->metadata_streams_manual = 1;
646
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 2 if (type_out == 'c' || !*outspec)
647 ✗ o->metadata_chapters_manual = 1;
648 2 return 0;
649 }
650
651
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652 1 o->metadata_global_manual = 1;
653
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 3 if (type_in == 's' || type_out == 's')
654 2 o->metadata_streams_manual = 1;
655
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 3 if (type_in == 'c' || type_out == 'c')
656 ✗ o->metadata_chapters_manual = 1;
657
658 /* ic is NULL when just disabling automatic mappings */
659
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 3 if (!ic)
660 ✗ return 0;
661
662 #define METADATA_CHECK_INDEX(index, nb_elems, desc)\
663 if ((index) < 0 || (index) >= (nb_elems)) {\
664 av_log(NULL, AV_LOG_FATAL, "Invalid %s index %d while processing metadata maps.\n",\
665 (desc), (index));\
666 exit_program(1);\
667 }
668
669 #define SET_DICT(type, meta, context, index)\
670 switch (type) {\
671 case 'g':\
672 meta = &context->metadata;\
673 break;\
674 case 'c':\
675 METADATA_CHECK_INDEX(index, context->nb_chapters, "chapter")\
676 meta = &context->chapters[index]->metadata;\
677 break;\
678 case 'p':\
679 METADATA_CHECK_INDEX(index, context->nb_programs, "program")\
680 meta = &context->programs[index]->metadata;\
681 break;\
682 case 's':\
683 break; /* handled separately below */ \
684 default: av_assert0(0);\
685 }\
686
687
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 3 SET_DICT(type_in, meta_in, ic, idx_in);
688
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 3 SET_DICT(type_out, meta_out, oc, idx_out);
689
690 /* for input streams choose first matching stream */
691
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 3 if (type_in == 's') {
692
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693
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 3 if ((ret = check_stream_specifier(ic, ic->streams[i], istream_spec)) > 0) {
694 2 meta_in = &ic->streams[i]->metadata;
695 2 break;
696
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 1 } else if (ret < 0)
697 ✗ exit_program(1);
698 }
699
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 2 if (!meta_in) {
700 ✗ av_log(NULL, AV_LOG_FATAL, "Stream specifier %s does not match any streams.\n", istream_spec);
701 ✗ exit_program(1);
702 }
703 }
704
705
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 3 if (type_out == 's') {
706
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 8 for (i = 0; i < oc->nb_streams; i++) {
707
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 6 if ((ret = check_stream_specifier(oc, oc->streams[i], ostream_spec)) > 0) {
708 2 meta_out = &oc->streams[i]->metadata;
709 2 av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE);
710
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 4 } else if (ret < 0)
711 ✗ exit_program(1);
712 }
713 } else
714 1 av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE);
715
716 3 return 0;
717 }
718
719 ✗ static int opt_recording_timestamp(void *optctx, const char *opt, const char *arg)
720 {
721 ✗ OptionsContext *o = optctx;
722 char buf[128];
723 ✗ int64_t recording_timestamp = parse_time_or_die(opt, arg, 0) / 1E6;
724 ✗ struct tm time = *gmtime((time_t*)&recording_timestamp);
725 ✗ if (!strftime(buf, sizeof(buf), "creation_time=%Y-%m-%dT%H:%M:%S%z", &time))
726 ✗ return -1;
727 ✗ parse_option(o, "metadata", buf, options);
728
729 ✗ av_log(NULL, AV_LOG_WARNING, "%s is deprecated, set the 'creation_time' metadata "
730 "tag instead.\n", opt);
731 ✗ return 0;
732 }
733
734 10912 static const AVCodec *find_codec_or_die(const char *name, enum AVMediaType type, int encoder)
735 {
736 const AVCodecDescriptor *desc;
737
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 10912 const char *codec_string = encoder ? "encoder" : "decoder";
738 const AVCodec *codec;
739
740 10912 codec = encoder ?
741
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 10912 avcodec_find_encoder_by_name(name) :
742 7606 avcodec_find_decoder_by_name(name);
743
744
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 10912 if (!codec && (desc = avcodec_descriptor_get_by_name(name))) {
745
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 1 codec = encoder ? avcodec_find_encoder(desc->id) :
746 ✗ avcodec_find_decoder(desc->id);
747
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 1 if (codec)
748 1 av_log(NULL, AV_LOG_VERBOSE, "Matched %s '%s' for codec '%s'.\n",
749 1 codec_string, codec->name, desc->name);
750 }
751
752
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 10912 if (!codec) {
753 ✗ av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name);
754 ✗ exit_program(1);
755 }
756
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 10912 if (codec->type != type && !recast_media) {
757 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name);
758 ✗ exit_program(1);
759 }
760 10912 return codec;
761 }
762
763 13073 static const AVCodec *choose_decoder(OptionsContext *o, AVFormatContext *s, AVStream *st)
764 {
765 13073 char *codec_name = NULL;
766
767
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 18161 MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, st);
768
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 13073 if (codec_name) {
769 5082 const AVCodec *codec = find_codec_or_die(codec_name, st->codecpar->codec_type, 0);
770 5082 st->codecpar->codec_id = codec->id;
771
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 5082 if (recast_media && st->codecpar->codec_type != codec->type)
772 ✗ st->codecpar->codec_type = codec->type;
773 5082 return codec;
774 } else
775 7991 return avcodec_find_decoder(st->codecpar->codec_id);
776 }
777
778 /* Add all the streams from the given input file to the global
779 * list of input streams. */
780 6195 static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
781 {
782 int i, ret;
783
784
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 12783 for (i = 0; i < ic->nb_streams; i++) {
785 6588 AVStream *st = ic->streams[i];
786 6588 AVCodecParameters *par = st->codecpar;
787 6588 InputStream *ist = av_mallocz(sizeof(*ist));
788 6588 char *framerate = NULL, *hwaccel_device = NULL;
789 6588 const char *hwaccel = NULL;
790 6588 char *hwaccel_output_format = NULL;
791 6588 char *codec_tag = NULL;
792 char *next;
793 6588 char *discard_str = NULL;
794 6588 const AVClass *cc = avcodec_get_class();
795 6588 const AVOption *discard_opt = av_opt_find(&cc, "skip_frame", NULL,
796 0, AV_OPT_SEARCH_FAKE_OBJ);
797
798
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 6588 if (!ist)
799 ✗ exit_program(1);
800
801 6588 GROW_ARRAY(input_streams, nb_input_streams);
802 6588 input_streams[nb_input_streams - 1] = ist;
803
804 6588 ist->st = st;
805 6588 ist->file_index = nb_input_files;
806 6588 ist->discard = 1;
807 6588 st->discard = AVDISCARD_ALL;
808 6588 ist->nb_samples = 0;
809 6588 ist->first_dts = AV_NOPTS_VALUE;
810 6588 ist->min_pts = INT64_MAX;
811 6588 ist->max_pts = INT64_MIN;
812
813 6588 ist->ts_scale = 1.0;
814
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 6588 MATCH_PER_STREAM_OPT(ts_scale, dbl, ist->ts_scale, ic, st);
815
816 6588 ist->autorotate = 1;
817
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 6588 MATCH_PER_STREAM_OPT(autorotate, i, ist->autorotate, ic, st);
818
819
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 6590 MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, ic, st);
820
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 6588 if (codec_tag) {
821 2 uint32_t tag = strtol(codec_tag, &next, 0);
822
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 2 if (*next)
823 2 tag = AV_RL32(codec_tag);
824 2 st->codecpar->codec_tag = tag;
825 }
826
827 6588 ist->dec = choose_decoder(o, ic, st);
828 6588 ist->decoder_opts = filter_codec_opts(o->g->codec_opts, ist->st->codecpar->codec_id, ic, st, ist->dec);
829
830 6588 ist->reinit_filters = -1;
831
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 6588 MATCH_PER_STREAM_OPT(reinit_filters, i, ist->reinit_filters, ic, st);
832
833
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 6588 MATCH_PER_STREAM_OPT(discard, str, discard_str, ic, st);
834 6588 ist->user_set_discard = AVDISCARD_NONE;
835
836
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 6588 if ((o->video_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) ||
837
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838
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839
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 6588 (o->data_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_DATA))
840 ✗ ist->user_set_discard = AVDISCARD_ALL;
841
842
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 6588 if (discard_str && av_opt_eval_int(&cc, discard_opt, discard_str, &ist->user_set_discard) < 0) {
843 ✗ av_log(NULL, AV_LOG_ERROR, "Error parsing discard %s.\n",
844 discard_str);
845 ✗ exit_program(1);
846 }
847
848 6588 ist->filter_in_rescale_delta_last = AV_NOPTS_VALUE;
849 6588 ist->prev_pkt_pts = AV_NOPTS_VALUE;
850
851 6588 ist->dec_ctx = avcodec_alloc_context3(ist->dec);
852
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 6588 if (!ist->dec_ctx) {
853 ✗ av_log(NULL, AV_LOG_ERROR, "Error allocating the decoder context.\n");
854 ✗ exit_program(1);
855 }
856
857 6588 ret = avcodec_parameters_to_context(ist->dec_ctx, par);
858
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 6588 if (ret < 0) {
859 ✗ av_log(NULL, AV_LOG_ERROR, "Error initializing the decoder context.\n");
860 ✗ exit_program(1);
861 }
862
863 6588 ist->decoded_frame = av_frame_alloc();
864
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 6588 if (!ist->decoded_frame)
865 ✗ exit_program(1);
866
867 6588 ist->pkt = av_packet_alloc();
868
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 6588 if (!ist->pkt)
869 ✗ exit_program(1);
870
871
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 6588 if (o->bitexact)
872 87 ist->dec_ctx->flags |= AV_CODEC_FLAG_BITEXACT;
873
874
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 6588 switch (par->codec_type) {
875 5021 case AVMEDIA_TYPE_VIDEO:
876
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 5021 if(!ist->dec)
877 ✗ ist->dec = avcodec_find_decoder(par->codec_id);
878
879 // avformat_find_stream_info() doesn't set this for us anymore.
880 5021 ist->dec_ctx->framerate = st->avg_frame_rate;
881
882
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 5046 MATCH_PER_STREAM_OPT(frame_rates, str, framerate, ic, st);
883
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 5021 if (framerate && av_parse_video_rate(&ist->framerate,
884 framerate) < 0) {
885 ✗ av_log(NULL, AV_LOG_ERROR, "Error parsing framerate %s.\n",
886 framerate);
887 ✗ exit_program(1);
888 }
889
890 5021 ist->top_field_first = -1;
891
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 5021 MATCH_PER_STREAM_OPT(top_field_first, i, ist->top_field_first, ic, st);
892
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 9798 MATCH_PER_STREAM_OPT(hwaccels, str, hwaccel, ic, st);
894
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 5021 MATCH_PER_STREAM_OPT(hwaccel_output_formats, str,
895 hwaccel_output_format, ic, st);
896
897
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 5021 if (!hwaccel_output_format && hwaccel && !strcmp(hwaccel, "cuvid")) {
898 ✗ av_log(NULL, AV_LOG_WARNING,
899 "WARNING: defaulting hwaccel_output_format to cuda for compatibility "
900 "with old commandlines. This behaviour is DEPRECATED and will be removed "
901 "in the future. Please explicitly set \"-hwaccel_output_format cuda\".\n");
902 ✗ ist->hwaccel_output_format = AV_PIX_FMT_CUDA;
903
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 5021 } else if (!hwaccel_output_format && hwaccel && !strcmp(hwaccel, "qsv")) {
904 ✗ av_log(NULL, AV_LOG_WARNING,
905 "WARNING: defaulting hwaccel_output_format to qsv for compatibility "
906 "with old commandlines. This behaviour is DEPRECATED and will be removed "
907 "in the future. Please explicitly set \"-hwaccel_output_format qsv\".\n");
908 ✗ ist->hwaccel_output_format = AV_PIX_FMT_QSV;
909
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 5021 } else if (hwaccel_output_format) {
910 ✗ ist->hwaccel_output_format = av_get_pix_fmt(hwaccel_output_format);
911 ✗ if (ist->hwaccel_output_format == AV_PIX_FMT_NONE) {
912 ✗ av_log(NULL, AV_LOG_FATAL, "Unrecognised hwaccel output "
913 "format: %s", hwaccel_output_format);
914 }
915 } else {
916 5021 ist->hwaccel_output_format = AV_PIX_FMT_NONE;
917 }
918
919
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 5021 if (hwaccel) {
920 // The NVDEC hwaccels use a CUDA device, so remap the name here.
921
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 4777 if (!strcmp(hwaccel, "nvdec") || !strcmp(hwaccel, "cuvid"))
922 ✗ hwaccel = "cuda";
923
924
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 4777 if (!strcmp(hwaccel, "none"))
925 4777 ist->hwaccel_id = HWACCEL_NONE;
926 ✗ else if (!strcmp(hwaccel, "auto"))
927 ✗ ist->hwaccel_id = HWACCEL_AUTO;
928 else {
929 ✗ enum AVHWDeviceType type = av_hwdevice_find_type_by_name(hwaccel);
930 ✗ if (type != AV_HWDEVICE_TYPE_NONE) {
931 ✗ ist->hwaccel_id = HWACCEL_GENERIC;
932 ✗ ist->hwaccel_device_type = type;
933 }
934
935 ✗ if (!ist->hwaccel_id) {
936 ✗ av_log(NULL, AV_LOG_FATAL, "Unrecognized hwaccel: %s.\n",
937 hwaccel);
938 ✗ av_log(NULL, AV_LOG_FATAL, "Supported hwaccels: ");
939 ✗ type = AV_HWDEVICE_TYPE_NONE;
940 ✗ while ((type = av_hwdevice_iterate_types(type)) !=
941 AV_HWDEVICE_TYPE_NONE)
942 ✗ av_log(NULL, AV_LOG_FATAL, "%s ",
943 av_hwdevice_get_type_name(type));
944 ✗ av_log(NULL, AV_LOG_FATAL, "\n");
945 ✗ exit_program(1);
946 }
947 }
948 }
949
950
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 5021 MATCH_PER_STREAM_OPT(hwaccel_devices, str, hwaccel_device, ic, st);
951
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 5021 if (hwaccel_device) {
952 ✗ ist->hwaccel_device = av_strdup(hwaccel_device);
953 ✗ if (!ist->hwaccel_device)
954 ✗ exit_program(1);
955 }
956
957 5021 ist->hwaccel_pix_fmt = AV_PIX_FMT_NONE;
958
959 5021 break;
960 1452 case AVMEDIA_TYPE_AUDIO:
961 1452 ist->guess_layout_max = INT_MAX;
962
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 1456 MATCH_PER_STREAM_OPT(guess_layout_max, i, ist->guess_layout_max, ic, st);
963 1452 guess_input_channel_layout(ist);
964 1452 break;
965 114 case AVMEDIA_TYPE_DATA:
966 case AVMEDIA_TYPE_SUBTITLE: {
967 114 char *canvas_size = NULL;
968
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 114 if(!ist->dec)
969 54 ist->dec = avcodec_find_decoder(par->codec_id);
970
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 114 MATCH_PER_STREAM_OPT(fix_sub_duration, i, ist->fix_sub_duration, ic, st);
971
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 114 MATCH_PER_STREAM_OPT(canvas_sizes, str, canvas_size, ic, st);
972
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 114 if (canvas_size &&
973 ✗ av_parse_video_size(&ist->dec_ctx->width, &ist->dec_ctx->height, canvas_size) < 0) {
974 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid canvas size: %s.\n", canvas_size);
975 ✗ exit_program(1);
976 }
977 114 break;
978 }
979 1 case AVMEDIA_TYPE_ATTACHMENT:
980 case AVMEDIA_TYPE_UNKNOWN:
981 1 break;
982 ✗ default:
983 ✗ abort();
984 }
985
986 6588 ret = avcodec_parameters_from_context(par, ist->dec_ctx);
987
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 6588 if (ret < 0) {
988 ✗ av_log(NULL, AV_LOG_ERROR, "Error initializing the decoder context.\n");
989 ✗ exit_program(1);
990 }
991 }
992 6195 }
993
994 6106 static void assert_file_overwrite(const char *filename)
995 {
996 6106 const char *proto_name = avio_find_protocol_name(filename);
997
998
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 6106 if (file_overwrite && no_file_overwrite) {
999 ✗ fprintf(stderr, "Error, both -y and -n supplied. Exiting.\n");
1000 ✗ exit_program(1);
1001 }
1002
1003
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 6106 if (!file_overwrite) {
1004
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 4460 if (proto_name && !strcmp(proto_name, "file") && avio_check(filename, 0) == 0) {
1005 ✗ if (stdin_interaction && !no_file_overwrite) {
1006 ✗ fprintf(stderr,"File '%s' already exists. Overwrite? [y/N] ", filename);
1007 ✗ fflush(stderr);
1008 ✗ term_exit();
1009 ✗ signal(SIGINT, SIG_DFL);
1010 ✗ if (!read_yesno()) {
1011 ✗ av_log(NULL, AV_LOG_FATAL, "Not overwriting - exiting\n");
1012 ✗ exit_program(1);
1013 }
1014 ✗ term_init();
1015 }
1016 else {
1017 ✗ av_log(NULL, AV_LOG_FATAL, "File '%s' already exists. Exiting.\n", filename);
1018 ✗ exit_program(1);
1019 }
1020 }
1021 }
1022
1023
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 6106 if (proto_name && !strcmp(proto_name, "file")) {
1024
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 3335 for (int i = 0; i < nb_input_files; i++) {
1025 1689 InputFile *file = input_files[i];
1026
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 1689 if (file->ctx->iformat->flags & AVFMT_NOFILE)
1027 110 continue;
1028
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 1579 if (!strcmp(filename, file->ctx->url)) {
1029 ✗ av_log(NULL, AV_LOG_FATAL, "Output %s same as Input #%d - exiting\n", filename, i);
1030 ✗ av_log(NULL, AV_LOG_WARNING, "FFmpeg cannot edit existing files in-place.\n");
1031 ✗ exit_program(1);
1032 }
1033 }
1034 }
1035 6106 }
1036
1037 ✗ static void dump_attachment(AVStream *st, const char *filename)
1038 {
1039 int ret;
1040 ✗ AVIOContext *out = NULL;
1041 const AVDictionaryEntry *e;
1042
1043 ✗ if (!st->codecpar->extradata_size) {
1044 ✗ av_log(NULL, AV_LOG_WARNING, "No extradata to dump in stream #%d:%d.\n",
1045 nb_input_files - 1, st->index);
1046 ✗ return;
1047 }
1048 ✗ if (!*filename && (e = av_dict_get(st->metadata, "filename", NULL, 0)))
1049 ✗ filename = e->value;
1050 ✗ if (!*filename) {
1051 ✗ av_log(NULL, AV_LOG_FATAL, "No filename specified and no 'filename' tag"
1052 "in stream #%d:%d.\n", nb_input_files - 1, st->index);
1053 ✗ exit_program(1);
1054 }
1055
1056 ✗ assert_file_overwrite(filename);
1057
1058 ✗ if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, &int_cb, NULL)) < 0) {
1059 ✗ av_log(NULL, AV_LOG_FATAL, "Could not open file %s for writing.\n",
1060 filename);
1061 ✗ exit_program(1);
1062 }
1063
1064 ✗ avio_write(out, st->codecpar->extradata, st->codecpar->extradata_size);
1065 ✗ avio_flush(out);
1066 ✗ avio_close(out);
1067 }
1068
1069 6196 static int open_input_file(OptionsContext *o, const char *filename)
1070 {
1071 InputFile *f;
1072 AVFormatContext *ic;
1073 6196 const AVInputFormat *file_iformat = NULL;
1074 int err, i, ret;
1075 int64_t timestamp;
1076 6196 AVDictionary *unused_opts = NULL;
1077 6196 const AVDictionaryEntry *e = NULL;
1078 6196 char * video_codec_name = NULL;
1079 6196 char * audio_codec_name = NULL;
1080 6196 char *subtitle_codec_name = NULL;
1081 6196 char * data_codec_name = NULL;
1082 6196 int scan_all_pmts_set = 0;
1083
1084
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 6196 if (o->stop_time != INT64_MAX && o->recording_time != INT64_MAX) {
1085 ✗ o->stop_time = INT64_MAX;
1086 ✗ av_log(NULL, AV_LOG_WARNING, "-t and -to cannot be used together; using -t.\n");
1087 }
1088
1089
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 6196 if (o->stop_time != INT64_MAX && o->recording_time == INT64_MAX) {
1090 ✗ int64_t start_time = o->start_time == AV_NOPTS_VALUE ? 0 : o->start_time;
1091 ✗ if (o->stop_time <= start_time) {
1092 ✗ av_log(NULL, AV_LOG_ERROR, "-to value smaller than -ss; aborting.\n");
1093 ✗ exit_program(1);
1094 } else {
1095 ✗ o->recording_time = o->stop_time - start_time;
1096 }
1097 }
1098
1099
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 6196 if (o->format) {
1100
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 3023 if (!(file_iformat = av_find_input_format(o->format))) {
1101 ✗ av_log(NULL, AV_LOG_FATAL, "Unknown input format: '%s'\n", o->format);
1102 ✗ exit_program(1);
1103 }
1104 }
1105
1106
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 6196 if (!strcmp(filename, "-"))
1107 ✗ filename = "pipe:";
1108
1109
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 12392 stdin_interaction &= strncmp(filename, "pipe:", 5) &&
1110
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 6196 strcmp(filename, "/dev/stdin");
1111
1112 /* get default parameters from command line */
1113 6196 ic = avformat_alloc_context();
1114
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 6196 if (!ic) {
1115 ✗ print_error(filename, AVERROR(ENOMEM));
1116 ✗ exit_program(1);
1117 }
1118
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 6196 if (o->nb_audio_sample_rate) {
1119 63 av_dict_set_int(&o->g->format_opts, "sample_rate", o->audio_sample_rate[o->nb_audio_sample_rate - 1].u.i, 0);
1120 }
1121
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 6196 if (o->nb_audio_channels) {
1122 const AVClass *priv_class;
1123 /* because we set audio_channels based on both the "ac" and
1124 * "channel_layout" options, we need to check that the specified
1125 * demuxer actually has the "channels" option before setting it */
1126
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 18 if (file_iformat && (priv_class = file_iformat->priv_class) &&
1127 9 av_opt_find(&priv_class, "channels", NULL, 0,
1128 AV_OPT_SEARCH_FAKE_OBJ)) {
1129 9 av_dict_set_int(&o->g->format_opts, "channels", o->audio_channels[o->nb_audio_channels - 1].u.i, 0);
1130 }
1131 }
1132
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 6196 if (o->nb_frame_rates) {
1133 const AVClass *priv_class;
1134 /* set the format-level framerate option;
1135 * this is important for video grabbers, e.g. x11 */
1136
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 50 if (file_iformat && (priv_class = file_iformat->priv_class) &&
1137 25 av_opt_find(&priv_class, "framerate", NULL, 0,
1138 AV_OPT_SEARCH_FAKE_OBJ)) {
1139 25 av_dict_set(&o->g->format_opts, "framerate",
1140 25 o->frame_rates[o->nb_frame_rates - 1].u.str, 0);
1141 }
1142 }
1143
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 6196 if (o->nb_frame_sizes) {
1144 495 av_dict_set(&o->g->format_opts, "video_size", o->frame_sizes[o->nb_frame_sizes - 1].u.str, 0);
1145 }
1146
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 6196 if (o->nb_frame_pix_fmts)
1147 500 av_dict_set(&o->g->format_opts, "pixel_format", o->frame_pix_fmts[o->nb_frame_pix_fmts - 1].u.str, 0);
1148
1149
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 8737 MATCH_PER_TYPE_OPT(codec_names, str, video_codec_name, ic, "v");
1150
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 8737 MATCH_PER_TYPE_OPT(codec_names, str, audio_codec_name, ic, "a");
1151
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 8737 MATCH_PER_TYPE_OPT(codec_names, str, subtitle_codec_name, ic, "s");
1152
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 8737 MATCH_PER_TYPE_OPT(codec_names, str, data_codec_name, ic, "d");
1153
1154
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 6196 if (video_codec_name)
1155 2508 ic->video_codec = find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0);
1156
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 6196 if (audio_codec_name)
1157 16 ic->audio_codec = find_codec_or_die(audio_codec_name , AVMEDIA_TYPE_AUDIO , 0);
1158
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 6196 if (subtitle_codec_name)
1159 ✗ ic->subtitle_codec = find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0);
1160
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 6196 if (data_codec_name)
1161 ✗ ic->data_codec = find_codec_or_die(data_codec_name , AVMEDIA_TYPE_DATA , 0);
1162
1163
2/2
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 6196 ic->video_codec_id = video_codec_name ? ic->video_codec->id : AV_CODEC_ID_NONE;
1164
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 6196 ic->audio_codec_id = audio_codec_name ? ic->audio_codec->id : AV_CODEC_ID_NONE;
1165
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 6196 ic->subtitle_codec_id = subtitle_codec_name ? ic->subtitle_codec->id : AV_CODEC_ID_NONE;
1166
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 6196 ic->data_codec_id = data_codec_name ? ic->data_codec->id : AV_CODEC_ID_NONE;
1167
1168 6196 ic->flags |= AVFMT_FLAG_NONBLOCK;
1169
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 6196 if (o->bitexact)
1170 78 ic->flags |= AVFMT_FLAG_BITEXACT;
1171 6196 ic->interrupt_callback = int_cb;
1172
1173
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 6196 if (!av_dict_get(o->g->format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE)) {
1174 6196 av_dict_set(&o->g->format_opts, "scan_all_pmts", "1", AV_DICT_DONT_OVERWRITE);
1175 6196 scan_all_pmts_set = 1;
1176 }
1177 /* open the input file with generic avformat function */
1178 6196 err = avformat_open_input(&ic, filename, file_iformat, &o->g->format_opts);
1179
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 6196 if (err < 0) {
1180 1 print_error(filename, err);
1181
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 1 if (err == AVERROR_PROTOCOL_NOT_FOUND)
1182 ✗ av_log(NULL, AV_LOG_ERROR, "Did you mean file:%s?\n", filename);
1183 1 exit_program(1);
1184 }
1185
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 6195 if (scan_all_pmts_set)
1186 6195 av_dict_set(&o->g->format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE);
1187 6195 remove_avoptions(&o->g->format_opts, o->g->codec_opts);
1188 6195 assert_avoptions(o->g->format_opts);
1189
1190 /* apply forced codec ids */
1191
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 12680 for (i = 0; i < ic->nb_streams; i++)
1192 6485 choose_decoder(o, ic, ic->streams[i]);
1193
1194
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 6195 if (find_stream_info) {
1195 6195 AVDictionary **opts = setup_find_stream_info_opts(ic, o->g->codec_opts);
1196 6195 int orig_nb_streams = ic->nb_streams;
1197
1198 /* If not enough info to get the stream parameters, we decode the
1199 first frames to get it. (used in mpeg case for example) */
1200 6195 ret = avformat_find_stream_info(ic, opts);
1201
1202
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 12680 for (i = 0; i < orig_nb_streams; i++)
1203 6485 av_dict_free(&opts[i]);
1204 6195 av_freep(&opts);
1205
1206
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 6195 if (ret < 0) {
1207 ✗ av_log(NULL, AV_LOG_FATAL, "%s: could not find codec parameters\n", filename);
1208 ✗ if (ic->nb_streams == 0) {
1209 ✗ avformat_close_input(&ic);
1210 ✗ exit_program(1);
1211 }
1212 }
1213 }
1214
1215
3/4
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 6195 if (o->start_time != AV_NOPTS_VALUE && o->start_time_eof != AV_NOPTS_VALUE) {
1216 ✗ av_log(NULL, AV_LOG_WARNING, "Cannot use -ss and -sseof both, using -ss for %s\n", filename);
1217 ✗ o->start_time_eof = AV_NOPTS_VALUE;
1218 }
1219
1220
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 6195 if (o->start_time_eof != AV_NOPTS_VALUE) {
1221 ✗ if (o->start_time_eof >= 0) {
1222 ✗ av_log(NULL, AV_LOG_ERROR, "-sseof value must be negative; aborting\n");
1223 ✗ exit_program(1);
1224 }
1225 ✗ if (ic->duration > 0) {
1226 ✗ o->start_time = o->start_time_eof + ic->duration;
1227 ✗ if (o->start_time < 0) {
1228 ✗ av_log(NULL, AV_LOG_WARNING, "-sseof value seeks to before start of file %s; ignored\n", filename);
1229 ✗ o->start_time = AV_NOPTS_VALUE;
1230 }
1231 } else
1232 ✗ av_log(NULL, AV_LOG_WARNING, "Cannot use -sseof, duration of %s not known\n", filename);
1233 }
1234
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 6195 timestamp = (o->start_time == AV_NOPTS_VALUE) ? 0 : o->start_time;
1235 /* add the stream start time */
1236
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 6195 if (!o->seek_timestamp && ic->start_time != AV_NOPTS_VALUE)
1237 4681 timestamp += ic->start_time;
1238
1239 /* if seeking requested, we execute it */
1240
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 6195 if (o->start_time != AV_NOPTS_VALUE) {
1241 21 int64_t seek_timestamp = timestamp;
1242
1243
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 21 if (!(ic->iformat->flags & AVFMT_SEEK_TO_PTS)) {
1244 21 int dts_heuristic = 0;
1245
2/2
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 42 for (i=0; i<ic->nb_streams; i++) {
1246 21 const AVCodecParameters *par = ic->streams[i]->codecpar;
1247
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 21 if (par->video_delay) {
1248 ✗ dts_heuristic = 1;
1249 ✗ break;
1250 }
1251 }
1252
1/2
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 21 if (dts_heuristic) {
1253 ✗ seek_timestamp -= 3*AV_TIME_BASE / 23;
1254 }
1255 }
1256 21 ret = avformat_seek_file(ic, -1, INT64_MIN, seek_timestamp, seek_timestamp, 0);
1257
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 21 if (ret < 0) {
1258 1 av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n",
1259 1 filename, (double)timestamp / AV_TIME_BASE);
1260 }
1261 }
1262
1263 /* update the current parameters so that they match the one of the input stream */
1264 6195 add_input_streams(o, ic);
1265
1266 /* dump the file content */
1267 6195 av_dump_format(ic, nb_input_files, filename, 0);
1268
1269 6195 f = ALLOC_ARRAY_ELEM(input_files, nb_input_files);
1270
1271 6195 f->ctx = ic;
1272 6195 f->ist_index = nb_input_streams - ic->nb_streams;
1273 6195 f->start_time = o->start_time;
1274 6195 f->recording_time = o->recording_time;
1275 6195 f->input_ts_offset = o->input_ts_offset;
1276
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 6195 f->ts_offset = o->input_ts_offset - (copy_ts ? (start_at_zero && ic->start_time != AV_NOPTS_VALUE ? ic->start_time : 0) : timestamp);
1277 6195 f->nb_streams = ic->nb_streams;
1278 6195 f->rate_emu = o->rate_emu;
1279 6195 f->accurate_seek = o->accurate_seek;
1280 6195 f->loop = o->loop;
1281 6195 f->duration = 0;
1282 6195 f->time_base = (AVRational){ 1, 1 };
1283
1284 6195 f->readrate = o->readrate ? o->readrate : 0.0;
1285
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 6195 if (f->readrate < 0.0f) {
1286 ✗ av_log(NULL, AV_LOG_ERROR, "Option -readrate for Input #%d is %0.3f; it must be non-negative.\n", nb_input_files, f->readrate);
1287 ✗ exit_program(1);
1288 }
1289
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 6195 if (f->readrate && f->rate_emu) {
1290 ✗ av_log(NULL, AV_LOG_WARNING, "Both -readrate and -re set for Input #%d. Using -readrate %0.3f.\n", nb_input_files, f->readrate);
1291 ✗ f->rate_emu = 0;
1292 }
1293
1294 6195 f->pkt = av_packet_alloc();
1295
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 6195 if (!f->pkt)
1296 ✗ exit_program(1);
1297 #if HAVE_THREADS
1298 6195 f->thread_queue_size = o->thread_queue_size;
1299 #endif
1300
1301 /* check if all codec options have been used */
1302 6195 unused_opts = strip_specifiers(o->g->codec_opts);
1303
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 12783 for (i = f->ist_index; i < nb_input_streams; i++) {
1304 6588 e = NULL;
1305
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 26869 while ((e = av_dict_get(input_streams[i]->decoder_opts, "", e,
1306 AV_DICT_IGNORE_SUFFIX)))
1307 20281 av_dict_set(&unused_opts, e->key, NULL, 0);
1308 }
1309
1310 6195 e = NULL;
1311
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 6523 while ((e = av_dict_get(unused_opts, "", e, AV_DICT_IGNORE_SUFFIX))) {
1312 328 const AVClass *class = avcodec_get_class();
1313 328 const AVOption *option = av_opt_find(&class, e->key, NULL, 0,
1314 AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ);
1315 328 const AVClass *fclass = avformat_get_class();
1316 328 const AVOption *foption = av_opt_find(&fclass, e->key, NULL, 0,
1317 AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ);
1318
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 328 if (!option || foption)
1319 ✗ continue;
1320
1321
1322
1/2
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 328 if (!(option->flags & AV_OPT_FLAG_DECODING_PARAM)) {
1323 ✗ av_log(NULL, AV_LOG_ERROR, "Codec AVOption %s (%s) specified for "
1324 ✗ "input file #%d (%s) is not a decoding option.\n", e->key,
1325 ✗ option->help ? option->help : "", nb_input_files - 1,
1326 filename);
1327 ✗ exit_program(1);
1328 }
1329
1330 328 av_log(NULL, AV_LOG_WARNING, "Codec AVOption %s (%s) specified for "
1331 "input file #%d (%s) has not been used for any stream. The most "
1332 "likely reason is either wrong type (e.g. a video option with "
1333 "no video streams) or that it is a private option of some decoder "
1334 328 "which was not actually used for any stream.\n", e->key,
1335
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 328 option->help ? option->help : "", nb_input_files - 1, filename);
1336 }
1337 6195 av_dict_free(&unused_opts);
1338
1339
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 6195 for (i = 0; i < o->nb_dump_attachment; i++) {
1340 int j;
1341
1342 ✗ for (j = 0; j < ic->nb_streams; j++) {
1343 ✗ AVStream *st = ic->streams[j];
1344
1345 ✗ if (check_stream_specifier(ic, st, o->dump_attachment[i].specifier) == 1)
1346 ✗ dump_attachment(st, o->dump_attachment[i].u.str);
1347 }
1348 }
1349
1350 6195 input_stream_potentially_available = 1;
1351
1352 6195 return 0;
1353 }
1354
1355 ✗ static char *get_line(AVIOContext *s, AVBPrint *bprint)
1356 {
1357 char c;
1358
1359 ✗ while ((c = avio_r8(s)) && c != '\n')
1360 ✗ av_bprint_chars(bprint, c, 1);
1361
1362 ✗ if (!av_bprint_is_complete(bprint)) {
1363 ✗ av_log(NULL, AV_LOG_FATAL, "Could not alloc buffer for reading preset.\n");
1364 ✗ exit_program(1);
1365 }
1366 ✗ return bprint->str;
1367 }
1368
1369 ✗ static int get_preset_file_2(const char *preset_name, const char *codec_name, AVIOContext **s)
1370 {
1371 ✗ int i, ret = -1;
1372 char filename[1000];
1373 ✗ const char *base[3] = { getenv("AVCONV_DATADIR"),
1374 ✗ getenv("HOME"),
1375 AVCONV_DATADIR,
1376 };
1377
1378 ✗ for (i = 0; i < FF_ARRAY_ELEMS(base) && ret < 0; i++) {
1379 ✗ if (!base[i])
1380 ✗ continue;
1381 ✗ if (codec_name) {
1382 ✗ snprintf(filename, sizeof(filename), "%s%s/%s-%s.avpreset", base[i],
1383 i != 1 ? "" : "/.avconv", codec_name, preset_name);
1384 ✗ ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
1385 }
1386 ✗ if (ret < 0) {
1387 ✗ snprintf(filename, sizeof(filename), "%s%s/%s.avpreset", base[i],
1388 i != 1 ? "" : "/.avconv", preset_name);
1389 ✗ ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
1390 }
1391 }
1392 ✗ return ret;
1393 }
1394
1395 6367 static int choose_encoder(OptionsContext *o, AVFormatContext *s, OutputStream *ost)
1396 {
1397 6367 enum AVMediaType type = ost->st->codecpar->codec_type;
1398 6367 char *codec_name = NULL;
1399
1400
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 6367 if (type == AVMEDIA_TYPE_VIDEO || type == AVMEDIA_TYPE_AUDIO || type == AVMEDIA_TYPE_SUBTITLE) {
1401
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 10645 MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, ost->st);
1402
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 6354 if (!codec_name) {
1403 5332 ost->st->codecpar->codec_id = av_guess_codec(s->oformat, NULL, s->url,
1404 2666 NULL, ost->st->codecpar->codec_type);
1405 2666 ost->enc = avcodec_find_encoder(ost->st->codecpar->codec_id);
1406
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 2666 if (!ost->enc) {
1407 ✗ av_log(NULL, AV_LOG_FATAL, "Automatic encoder selection failed for "
1408 "output stream #%d:%d. Default encoder for format %s (codec %s) is "
1409 "probably disabled. Please choose an encoder manually.\n",
1410 ✗ ost->file_index, ost->index, s->oformat->name,
1411 ✗ avcodec_get_name(ost->st->codecpar->codec_id));
1412 ✗ return AVERROR_ENCODER_NOT_FOUND;
1413 }
1414
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 3688 } else if (!strcmp(codec_name, "copy"))
1415 382 ost->stream_copy = 1;
1416 else {
1417 3306 ost->enc = find_codec_or_die(codec_name, ost->st->codecpar->codec_type, 1);
1418 3306 ost->st->codecpar->codec_id = ost->enc->id;
1419 }
1420 6354 ost->encoding_needed = !ost->stream_copy;
1421 } else {
1422 /* no encoding supported for other media types */
1423 13 ost->stream_copy = 1;
1424 13 ost->encoding_needed = 0;
1425 }
1426
1427 6367 return 0;
1428 }
1429
1430 6367 static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type, int source_index)
1431 {
1432 OutputStream *ost;
1433 6367 AVStream *st = avformat_new_stream(oc, NULL);
1434 6367 int idx = oc->nb_streams - 1, ret = 0;
1435 6367 const char *bsfs = NULL, *time_base = NULL;
1436 6367 char *next, *codec_tag = NULL;
1437 6367 double qscale = -1;
1438 int i;
1439
1440
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 6367 if (!st) {
1441 ✗ av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n");
1442 ✗ exit_program(1);
1443 }
1444
1445
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 6367 if (oc->nb_streams - 1 < o->nb_streamid_map)
1446 ✗ st->id = o->streamid_map[oc->nb_streams - 1];
1447
1448 6367 GROW_ARRAY(output_streams, nb_output_streams);
1449
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 6367 if (!(ost = av_mallocz(sizeof(*ost))))
1450 ✗ exit_program(1);
1451 6367 output_streams[nb_output_streams - 1] = ost;
1452
1453 6367 ost->file_index = nb_output_files - 1;
1454 6367 ost->index = idx;
1455 6367 ost->st = st;
1456 6367 ost->forced_kf_ref_pts = AV_NOPTS_VALUE;
1457 6367 st->codecpar->codec_type = type;
1458
1459 6367 ret = choose_encoder(o, oc, ost);
1460
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 6367 if (ret < 0) {
1461 ✗ av_log(NULL, AV_LOG_FATAL, "Error selecting an encoder for stream "
1462 "%d:%d\n", ost->file_index, ost->index);
1463 ✗ exit_program(1);
1464 }
1465
1466 6367 ost->enc_ctx = avcodec_alloc_context3(ost->enc);
1467
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 6367 if (!ost->enc_ctx) {
1468 ✗ av_log(NULL, AV_LOG_ERROR, "Error allocating the encoding context.\n");
1469 ✗ exit_program(1);
1470 }
1471 6367 ost->enc_ctx->codec_type = type;
1472
1473 6367 ost->ref_par = avcodec_parameters_alloc();
1474
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 6367 if (!ost->ref_par) {
1475 ✗ av_log(NULL, AV_LOG_ERROR, "Error allocating the encoding parameters.\n");
1476 ✗ exit_program(1);
1477 }
1478
1479 6367 ost->filtered_frame = av_frame_alloc();
1480
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 6367 if (!ost->filtered_frame)
1481 ✗ exit_program(1);
1482
1483 6367 ost->pkt = av_packet_alloc();
1484
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 6367 if (!ost->pkt)
1485 ✗ exit_program(1);
1486
1487
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 6367 if (ost->enc) {
1488 5972 AVIOContext *s = NULL;
1489 5972 char *buf = NULL, *arg = NULL, *preset = NULL;
1490
1491 5972 ost->encoder_opts = filter_codec_opts(o->g->codec_opts, ost->enc->id, oc, st, ost->enc);
1492
1493
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 5972 MATCH_PER_STREAM_OPT(presets, str, preset, oc, st);
1494 5972 ost->autoscale = 1;
1495
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 5972 MATCH_PER_STREAM_OPT(autoscale, i, ost->autoscale, oc, st);
1496
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 5972 if (preset && (!(ret = get_preset_file_2(preset, ost->enc->name, &s)))) {
1497 AVBPrint bprint;
1498 ✗ av_bprint_init(&bprint, 0, AV_BPRINT_SIZE_UNLIMITED);
1499 do {
1500 ✗ av_bprint_clear(&bprint);
1501 ✗ buf = get_line(s, &bprint);
1502 ✗ if (!buf[0] || buf[0] == '#')
1503 ✗ continue;
1504 ✗ if (!(arg = strchr(buf, '='))) {
1505 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid line found in the preset file.\n");
1506 ✗ exit_program(1);
1507 }
1508 ✗ *arg++ = 0;
1509 ✗ av_dict_set(&ost->encoder_opts, buf, arg, AV_DICT_DONT_OVERWRITE);
1510 ✗ } while (!s->eof_reached);
1511 ✗ av_bprint_finalize(&bprint, NULL);
1512 ✗ avio_closep(&s);
1513 }
1514
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 5972 if (ret) {
1515 ✗ av_log(NULL, AV_LOG_FATAL,
1516 "Preset %s specified for stream %d:%d, but could not be opened.\n",
1517 preset, ost->file_index, ost->index);
1518 ✗ exit_program(1);
1519 }
1520 } else {
1521 395 ost->encoder_opts = filter_codec_opts(o->g->codec_opts, AV_CODEC_ID_NONE, oc, st, NULL);
1522 }
1523
1524
1525
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 6367 if (o->bitexact)
1526 1741 ost->enc_ctx->flags |= AV_CODEC_FLAG_BITEXACT;
1527
1528
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 6370 MATCH_PER_STREAM_OPT(time_bases, str, time_base, oc, st);
1529
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 6367 if (time_base) {
1530 AVRational q;
1531
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 3 if (av_parse_ratio(&q, time_base, INT_MAX, 0, NULL) < 0 ||
1532
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 3 q.num <= 0 || q.den <= 0) {
1533 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid time base: %s\n", time_base);
1534 ✗ exit_program(1);
1535 }
1536 3 st->time_base = q;
1537 }
1538
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 6367 MATCH_PER_STREAM_OPT(enc_time_bases, str, time_base, oc, st);
1540
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 6367 if (time_base) {
1541 AVRational q;
1542
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 3 if (av_parse_ratio(&q, time_base, INT_MAX, 0, NULL) < 0 ||
1543
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 3 q.den <= 0) {
1544 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid time base: %s\n", time_base);
1545 ✗ exit_program(1);
1546 }
1547 3 ost->enc_timebase = q;
1548 }
1549
1550 6367 ost->max_frames = INT64_MAX;
1551
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 18804 MATCH_PER_STREAM_OPT(max_frames, i64, ost->max_frames, oc, st);
1552
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 10822 for (i = 0; i<o->nb_max_frames; i++) {
1553 4461 char *p = o->max_frames[i].specifier;
1554
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 4461 if (!*p && type != AVMEDIA_TYPE_VIDEO) {
1555 6 av_log(NULL, AV_LOG_WARNING, "Applying unspecific -frames to non video streams, maybe you meant -vframes ?\n");
1556 6 break;
1557 }
1558 }
1559
1560 6367 ost->copy_prior_start = -1;
1561
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 6367 MATCH_PER_STREAM_OPT(copy_prior_start, i, ost->copy_prior_start, oc ,st);
1562
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 6464 MATCH_PER_STREAM_OPT(bitstream_filters, str, bsfs, oc, st);
1564
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 6367 if (bsfs && *bsfs) {
1565 88 ret = av_bsf_list_parse_str(bsfs, &ost->bsf_ctx);
1566
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 88 if (ret < 0) {
1567 ✗ av_log(NULL, AV_LOG_ERROR, "Error parsing bitstream filter sequence '%s': %s\n", bsfs, av_err2str(ret));
1568 ✗ exit_program(1);
1569 }
1570 }
1571
1572
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 6374 MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st);
1573
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 6367 if (codec_tag) {
1574 7 uint32_t tag = strtol(codec_tag, &next, 0);
1575
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 7 if (*next)
1576 7 tag = AV_RL32(codec_tag);
1577 7 ost->st->codecpar->codec_tag =
1578 7 ost->enc_ctx->codec_tag = tag;
1579 }
1580
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 6657 MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st);
1582
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 6367 if (qscale >= 0) {
1583 234 ost->enc_ctx->flags |= AV_CODEC_FLAG_QSCALE;
1584 234 ost->enc_ctx->global_quality = FF_QP2LAMBDA * qscale;
1585 }
1586
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 6404 MATCH_PER_STREAM_OPT(disposition, str, ost->disposition, oc, st);
1588 6367 ost->disposition = av_strdup(ost->disposition);
1589
1590 6367 ost->max_muxing_queue_size = 128;
1591
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 6369 MATCH_PER_STREAM_OPT(max_muxing_queue_size, i, ost->max_muxing_queue_size, oc, st);
1592 6367 ost->max_muxing_queue_size = FFMIN(ost->max_muxing_queue_size, INT_MAX / sizeof(ost->pkt));
1593 6367 ost->max_muxing_queue_size *= sizeof(ost->pkt);
1594
1595 6367 ost->muxing_queue_data_size = 0;
1596
1597 6367 ost->muxing_queue_data_threshold = 50*1024*1024;
1598
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 6367 MATCH_PER_STREAM_OPT(muxing_queue_data_threshold, i, ost->muxing_queue_data_threshold, oc, st);
1599
1600
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 6368 MATCH_PER_STREAM_OPT(bits_per_raw_sample, i, ost->bits_per_raw_sample,
1601 oc, st);
1602
1603
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 6367 if (oc->oformat->flags & AVFMT_GLOBALHEADER)
1604 2481 ost->enc_ctx->flags |= AV_CODEC_FLAG_GLOBAL_HEADER;
1605
1606 6367 av_dict_copy(&ost->sws_dict, o->g->sws_dict, 0);
1607
1608 6367 av_dict_copy(&ost->swr_opts, o->g->swr_opts, 0);
1609
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 6367 if (ost->enc && av_get_exact_bits_per_sample(ost->enc->id) == 24)
1610 54 av_dict_set(&ost->swr_opts, "output_sample_bits", "24", 0);
1611
1612 6367 ost->source_index = source_index;
1613
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 6367 if (source_index >= 0) {
1614 6279 ost->sync_ist = input_streams[source_index];
1615 6279 input_streams[source_index]->discard = 0;
1616 6279 input_streams[source_index]->st->discard = input_streams[source_index]->user_set_discard;
1617 }
1618 6367 ost->last_mux_dts = AV_NOPTS_VALUE;
1619
1620 6367 ost->muxing_queue = av_fifo_alloc(8 * sizeof(AVPacket));
1621
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 6367 if (!ost->muxing_queue)
1622 ✗ exit_program(1);
1623
1624 6367 return ost;
1625 }
1626
1627 ✗ static void parse_matrix_coeffs(uint16_t *dest, const char *str)
1628 {
1629 int i;
1630 ✗ const char *p = str;
1631 ✗ for (i = 0;; i++) {
1632 ✗ dest[i] = atoi(p);
1633 ✗ if (i == 63)
1634 ✗ break;
1635 ✗ p = strchr(p, ',');
1636 ✗ if (!p) {
1637 ✗ av_log(NULL, AV_LOG_FATAL, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
1638 ✗ exit_program(1);
1639 }
1640 ✗ p++;
1641 }
1642 }
1643
1644 /* read file contents into a string */
1645 28 static char *read_file(const char *filename)
1646 {
1647 28 AVIOContext *pb = NULL;
1648 28 int ret = avio_open(&pb, filename, AVIO_FLAG_READ);
1649 AVBPrint bprint;
1650 char *str;
1651
1652
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 28 if (ret < 0) {
1653 ✗ av_log(NULL, AV_LOG_ERROR, "Error opening file %s.\n", filename);
1654 ✗ return NULL;
1655 }
1656
1657 28 av_bprint_init(&bprint, 0, AV_BPRINT_SIZE_UNLIMITED);
1658 28 ret = avio_read_to_bprint(pb, &bprint, SIZE_MAX);
1659 28 avio_closep(&pb);
1660
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 28 if (ret < 0) {
1661 ✗ av_bprint_finalize(&bprint, NULL);
1662 ✗ return NULL;
1663 }
1664 28 ret = av_bprint_finalize(&bprint, &str);
1665
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 28 if (ret < 0)
1666 ✗ return NULL;
1667 28 return str;
1668 }
1669
1670 5937 static char *get_ost_filters(OptionsContext *o, AVFormatContext *oc,
1671 OutputStream *ost)
1672 {
1673 5937 AVStream *st = ost->st;
1674
1675
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 5937 if (ost->filters_script && ost->filters) {
1676 ✗ av_log(NULL, AV_LOG_ERROR, "Both -filter and -filter_script set for "
1677 "output stream #%d:%d.\n", nb_output_files, st->index);
1678 ✗ exit_program(1);
1679 }
1680
1681
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 5937 if (ost->filters_script)
1682 4 return read_file(ost->filters_script);
1683
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 5933 else if (ost->filters)
1684 3192 return av_strdup(ost->filters);
1685
1686
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 2741 return av_strdup(st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO ?
1687 "null" : "anull");
1688 }
1689
1690 364 static void check_streamcopy_filters(OptionsContext *o, AVFormatContext *oc,
1691 const OutputStream *ost, enum AVMediaType type)
1692 {
1693
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 364 if (ost->filters_script || ost->filters) {
1694 ✗ av_log(NULL, AV_LOG_ERROR,
1695 "%s '%s' was defined for %s output stream %d:%d but codec copy was selected.\n"
1696 "Filtering and streamcopy cannot be used together.\n",
1697 ✗ ost->filters ? "Filtergraph" : "Filtergraph script",
1698 ✗ ost->filters ? ost->filters : ost->filters_script,
1699 ✗ av_get_media_type_string(type), ost->file_index, ost->index);
1700 ✗ exit_program(1);
1701 }
1702 364 }
1703
1704 5009 static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
1705 {
1706 AVStream *st;
1707 OutputStream *ost;
1708 AVCodecContext *video_enc;
1709 5009 char *frame_rate = NULL, *max_frame_rate = NULL, *frame_aspect_ratio = NULL;
1710
1711 5009 ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO, source_index);
1712 5009 st = ost->st;
1713 5009 video_enc = ost->enc_ctx;
1714
1715
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 5030 MATCH_PER_STREAM_OPT(frame_rates, str, frame_rate, oc, st);
1716
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 5009 if (frame_rate && av_parse_video_rate(&ost->frame_rate, frame_rate) < 0) {
1717 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid framerate value: %s\n", frame_rate);
1718 ✗ exit_program(1);
1719 }
1720
1721
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 5009 MATCH_PER_STREAM_OPT(max_frame_rates, str, max_frame_rate, oc, st);
1722
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 5009 if (max_frame_rate && av_parse_video_rate(&ost->max_frame_rate, max_frame_rate) < 0) {
1723 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid maximum framerate value: %s\n", max_frame_rate);
1724 ✗ exit_program(1);
1725 }
1726
1727
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 5009 if (frame_rate && max_frame_rate) {
1728 ✗ av_log(NULL, AV_LOG_ERROR, "Only one of -fpsmax and -r can be set for a stream.\n");
1729 ✗ exit_program(1);
1730 }
1731
1732
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 5009 if ((frame_rate || max_frame_rate) &&
1733
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 21 video_sync_method == VSYNC_PASSTHROUGH)
1734 ✗ av_log(NULL, AV_LOG_ERROR, "Using -vsync passthrough and -r/-fpsmax can produce invalid output files\n");
1735
1736
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 5009 MATCH_PER_STREAM_OPT(frame_aspect_ratios, str, frame_aspect_ratio, oc, st);
1737
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 5009 if (frame_aspect_ratio) {
1738 AVRational q;
1739 ✗ if (av_parse_ratio(&q, frame_aspect_ratio, 255, 0, NULL) < 0 ||
1740 ✗ q.num <= 0 || q.den <= 0) {
1741 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid aspect ratio: %s\n", frame_aspect_ratio);
1742 ✗ exit_program(1);
1743 }
1744 ✗ ost->frame_aspect_ratio = q;
1745 }
1746
1747
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 5012 MATCH_PER_STREAM_OPT(filter_scripts, str, ost->filters_script, oc, st);
1748
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 7694 MATCH_PER_STREAM_OPT(filters, str, ost->filters, oc, st);
1749
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 5009 if (!ost->stream_copy) {
1751 4798 const char *p = NULL;
1752 4798 char *frame_size = NULL;
1753 4798 char *frame_pix_fmt = NULL;
1754 4798 char *intra_matrix = NULL, *inter_matrix = NULL;
1755 4798 char *chroma_intra_matrix = NULL;
1756 4798 int do_pass = 0;
1757 int i;
1758
1759
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 5415 MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st);
1760
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 4798 if (frame_size && av_parse_video_size(&video_enc->width, &video_enc->height, frame_size) < 0) {
1761 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size);
1762 ✗ exit_program(1);
1763 }
1764
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 8266 MATCH_PER_STREAM_OPT(frame_pix_fmts, str, frame_pix_fmt, oc, st);
1766
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 4798 if (frame_pix_fmt && *frame_pix_fmt == '+') {
1767 ✗ ost->keep_pix_fmt = 1;
1768 ✗ if (!*++frame_pix_fmt)
1769 ✗ frame_pix_fmt = NULL;
1770 }
1771
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 4798 if (frame_pix_fmt && (video_enc->pix_fmt = av_get_pix_fmt(frame_pix_fmt)) == AV_PIX_FMT_NONE) {
1772 ✗ av_log(NULL, AV_LOG_FATAL, "Unknown pixel format requested: %s.\n", frame_pix_fmt);
1773 ✗ exit_program(1);
1774 }
1775 4798 st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
1776
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 4798 MATCH_PER_STREAM_OPT(intra_matrices, str, intra_matrix, oc, st);
1778
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 4798 if (intra_matrix) {
1779 ✗ if (!(video_enc->intra_matrix = av_mallocz(sizeof(*video_enc->intra_matrix) * 64))) {
1780 ✗ av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n");
1781 ✗ exit_program(1);
1782 }
1783 ✗ parse_matrix_coeffs(video_enc->intra_matrix, intra_matrix);
1784 }
1785
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 4798 MATCH_PER_STREAM_OPT(chroma_intra_matrices, str, chroma_intra_matrix, oc, st);
1786
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 4798 if (chroma_intra_matrix) {
1787 ✗ uint16_t *p = av_mallocz(sizeof(*video_enc->chroma_intra_matrix) * 64);
1788 ✗ if (!p) {
1789 ✗ av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n");
1790 ✗ exit_program(1);
1791 }
1792 ✗ video_enc->chroma_intra_matrix = p;
1793 ✗ parse_matrix_coeffs(p, chroma_intra_matrix);
1794 }
1795
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 4798 MATCH_PER_STREAM_OPT(inter_matrices, str, inter_matrix, oc, st);
1796
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 4798 if (inter_matrix) {
1797 ✗ if (!(video_enc->inter_matrix = av_mallocz(sizeof(*video_enc->inter_matrix) * 64))) {
1798 ✗ av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for inter matrix.\n");
1799 ✗ exit_program(1);
1800 }
1801 ✗ parse_matrix_coeffs(video_enc->inter_matrix, inter_matrix);
1802 }
1803
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 4798 MATCH_PER_STREAM_OPT(rc_overrides, str, p, oc, st);
1805
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 4798 for (i = 0; p; i++) {
1806 int start, end, q;
1807 ✗ int e = sscanf(p, "%d,%d,%d", &start, &end, &q);
1808 ✗ if (e != 3) {
1809 ✗ av_log(NULL, AV_LOG_FATAL, "error parsing rc_override\n");
1810 ✗ exit_program(1);
1811 }
1812 ✗ video_enc->rc_override =
1813 ✗ av_realloc_array(video_enc->rc_override,
1814 ✗ i + 1, sizeof(RcOverride));
1815 ✗ if (!video_enc->rc_override) {
1816 ✗ av_log(NULL, AV_LOG_FATAL, "Could not (re)allocate memory for rc_override.\n");
1817 ✗ exit_program(1);
1818 }
1819 ✗ video_enc->rc_override[i].start_frame = start;
1820 ✗ video_enc->rc_override[i].end_frame = end;
1821 ✗ if (q > 0) {
1822 ✗ video_enc->rc_override[i].qscale = q;
1823 ✗ video_enc->rc_override[i].quality_factor = 1.0;
1824 }
1825 else {
1826 ✗ video_enc->rc_override[i].qscale = 0;
1827 ✗ video_enc->rc_override[i].quality_factor = -q/100.0;
1828 }
1829 ✗ p = strchr(p, '/');
1830 ✗ if (p) p++;
1831 }
1832 4798 video_enc->rc_override_count = i;
1833
1834
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 4798 if (do_psnr)
1835 ✗ video_enc->flags|= AV_CODEC_FLAG_PSNR;
1836
1837 /* two pass mode */
1838
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 4798 MATCH_PER_STREAM_OPT(pass, i, do_pass, oc, st);
1839
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 4798 if (do_pass) {
1840 ✗ if (do_pass & 1) {
1841 ✗ video_enc->flags |= AV_CODEC_FLAG_PASS1;
1842 ✗ av_dict_set(&ost->encoder_opts, "flags", "+pass1", AV_DICT_APPEND);
1843 }
1844 ✗ if (do_pass & 2) {
1845 ✗ video_enc->flags |= AV_CODEC_FLAG_PASS2;
1846 ✗ av_dict_set(&ost->encoder_opts, "flags", "+pass2", AV_DICT_APPEND);
1847 }
1848 }
1849
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 4798 MATCH_PER_STREAM_OPT(passlogfiles, str, ost->logfile_prefix, oc, st);
1851
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 4798 if (ost->logfile_prefix &&
1852 ✗ !(ost->logfile_prefix = av_strdup(ost->logfile_prefix)))
1853 ✗ exit_program(1);
1854
1855
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 4798 if (do_pass) {
1856 char logfilename[1024];
1857 FILE *f;
1858
1859 ✗ snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1860 ✗ ost->logfile_prefix ? ost->logfile_prefix :
1861 DEFAULT_PASS_LOGFILENAME_PREFIX,
1862 i);
1863 ✗ if (!strcmp(ost->enc->name, "libx264")) {
1864 ✗ av_dict_set(&ost->encoder_opts, "stats", logfilename, AV_DICT_DONT_OVERWRITE);
1865 } else {
1866 ✗ if (video_enc->flags & AV_CODEC_FLAG_PASS2) {
1867 ✗ char *logbuffer = read_file(logfilename);
1868
1869 ✗ if (!logbuffer) {
1870 ✗ av_log(NULL, AV_LOG_FATAL, "Error reading log file '%s' for pass-2 encoding\n",
1871 logfilename);
1872 ✗ exit_program(1);
1873 }
1874 ✗ video_enc->stats_in = logbuffer;
1875 }
1876 ✗ if (video_enc->flags & AV_CODEC_FLAG_PASS1) {
1877 ✗ f = av_fopen_utf8(logfilename, "wb");
1878 ✗ if (!f) {
1879 ✗ av_log(NULL, AV_LOG_FATAL,
1880 "Cannot write log file '%s' for pass-1 encoding: %s\n",
1881 ✗ logfilename, strerror(errno));
1882 ✗ exit_program(1);
1883 }
1884 ✗ ost->logfile = f;
1885 }
1886 }
1887 }
1888
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 4799 MATCH_PER_STREAM_OPT(forced_key_frames, str, ost->forced_keyframes, oc, st);
1890
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 4798 if (ost->forced_keyframes)
1891 1 ost->forced_keyframes = av_strdup(ost->forced_keyframes);
1892
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 4798 MATCH_PER_STREAM_OPT(force_fps, i, ost->force_fps, oc, st);
1894
1895 4798 ost->top_field_first = -1;
1896
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 4801 MATCH_PER_STREAM_OPT(top_field_first, i, ost->top_field_first, oc, st);
1897
1898 4798 ost->vsync_method = video_sync_method;
1899
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 4798 if (ost->vsync_method == VSYNC_AUTO) {
1900
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 4315 if (!strcmp(oc->oformat->name, "avi")) {
1901 255 ost->vsync_method = VSYNC_VFR;
1902 } else {
1903 4060 ost->vsync_method = (oc->oformat->flags & AVFMT_VARIABLE_FPS) ?
1904 3636 ((oc->oformat->flags & AVFMT_NOTIMESTAMPS) ?
1905
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 4060 VSYNC_PASSTHROUGH : VSYNC_VFR) :
1906 VSYNC_CFR;
1907 }
1908
1909
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 4315 if (ost->source_index >= 0 && ost->vsync_method == VSYNC_CFR) {
1910 424 const InputStream *ist = input_streams[ost->source_index];
1911 424 const InputFile *ifile = input_files[ist->file_index];
1912
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 424 if (ifile->nb_streams == 1 && ifile->input_ts_offset == 0)
1914 381 ost->vsync_method = VSYNC_VSCFR;
1915 }
1916
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 4315 if (ost->vsync_method == VSYNC_CFR && copy_ts) {
1918 ✗ ost->vsync_method = VSYNC_VSCFR;
1919 }
1920 }
1921
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 4798 ost->is_cfr = (ost->vsync_method == VSYNC_CFR || ost->vsync_method == VSYNC_VSCFR);
1922
1923 4798 ost->avfilter = get_ost_filters(o, oc, ost);
1924
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 4798 if (!ost->avfilter)
1925 ✗ exit_program(1);
1926
1927 4798 ost->last_frame = av_frame_alloc();
1928
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 4798 if (!ost->last_frame)
1929 ✗ exit_program(1);
1930 } else {
1931
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 211 MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc ,st);
1932 }
1933
1934
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 5009 if (ost->stream_copy)
1935 211 check_streamcopy_filters(o, oc, ost, AVMEDIA_TYPE_VIDEO);
1936
1937 5009 return ost;
1938 }
1939
1940 1292 static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
1941 {
1942 int n;
1943 AVStream *st;
1944 OutputStream *ost;
1945 AVCodecContext *audio_enc;
1946
1947 1292 ost = new_output_stream(o, oc, AVMEDIA_TYPE_AUDIO, source_index);
1948 1292 st = ost->st;
1949
1950 1292 audio_enc = ost->enc_ctx;
1951 1292 audio_enc->codec_type = AVMEDIA_TYPE_AUDIO;
1952
1953
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 1293 MATCH_PER_STREAM_OPT(filter_scripts, str, ost->filters_script, oc, st);
1954
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 1884 MATCH_PER_STREAM_OPT(filters, str, ost->filters, oc, st);
1955
1956
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 1292 if (!ost->stream_copy) {
1957 1139 char *sample_fmt = NULL;
1958
1959
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 1151 MATCH_PER_STREAM_OPT(audio_channels, i, audio_enc->channels, oc, st);
1960
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 1139 MATCH_PER_STREAM_OPT(sample_fmts, str, sample_fmt, oc, st);
1962
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 1139 if (sample_fmt &&
1963 ✗ (audio_enc->sample_fmt = av_get_sample_fmt(sample_fmt)) == AV_SAMPLE_FMT_NONE) {
1964 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid sample format '%s'\n", sample_fmt);
1965 ✗ exit_program(1);
1966 }
1967
1968
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 1164 MATCH_PER_STREAM_OPT(audio_sample_rate, i, audio_enc->sample_rate, oc, st);
1969
1970
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 1139 MATCH_PER_STREAM_OPT(apad, str, ost->apad, oc, st);
1971 1139 ost->apad = av_strdup(ost->apad);
1972
1973 1139 ost->avfilter = get_ost_filters(o, oc, ost);
1974
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 1139 if (!ost->avfilter)
1975 ✗ exit_program(1);
1976
1977 /* check for channel mapping for this audio stream */
1978
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 1149 for (n = 0; n < o->nb_audio_channel_maps; n++) {
1979 10 AudioChannelMap *map = &o->audio_channel_maps[n];
1980
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 10 if ((map->ofile_idx == -1 || ost->file_index == map->ofile_idx) &&
1981
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 10 (map->ostream_idx == -1 || ost->st->index == map->ostream_idx)) {
1982 InputStream *ist;
1983
1984
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 10 if (map->channel_idx == -1) {
1985 1 ist = NULL;
1986
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 9 } else if (ost->source_index < 0) {
1987 ✗ av_log(NULL, AV_LOG_FATAL, "Cannot determine input stream for channel mapping %d.%d\n",
1988 ✗ ost->file_index, ost->st->index);
1989 ✗ continue;
1990 } else {
1991 9 ist = input_streams[ost->source_index];
1992 }
1993
1994
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 10 if (!ist || (ist->file_index == map->file_idx && ist->st->index == map->stream_idx)) {
1995
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 10 if (av_reallocp_array(&ost->audio_channels_map,
1996 10 ost->audio_channels_mapped + 1,
1997 sizeof(*ost->audio_channels_map)
1998 ) < 0 )
1999 ✗ exit_program(1);
2000
2001 10 ost->audio_channels_map[ost->audio_channels_mapped++] = map->channel_idx;
2002 }
2003 }
2004 }
2005 }
2006
2007
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 1292 if (ost->stream_copy)
2008 153 check_streamcopy_filters(o, oc, ost, AVMEDIA_TYPE_AUDIO);
2009
2010 1292 return ost;
2011 }
2012
2013 12 static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
2014 {
2015 OutputStream *ost;
2016
2017 12 ost = new_output_stream(o, oc, AVMEDIA_TYPE_DATA, source_index);
2018
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 12 if (!ost->stream_copy) {
2019 ✗ av_log(NULL, AV_LOG_FATAL, "Data stream encoding not supported yet (only streamcopy)\n");
2020 ✗ exit_program(1);
2021 }
2022
2023 12 return ost;
2024 }
2025
2026 ✗ static OutputStream *new_unknown_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
2027 {
2028 OutputStream *ost;
2029
2030 ✗ ost = new_output_stream(o, oc, AVMEDIA_TYPE_UNKNOWN, source_index);
2031 ✗ if (!ost->stream_copy) {
2032 ✗ av_log(NULL, AV_LOG_FATAL, "Unknown stream encoding not supported yet (only streamcopy)\n");
2033 ✗ exit_program(1);
2034 }
2035
2036 ✗ return ost;
2037 }
2038
2039 1 static OutputStream *new_attachment_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
2040 {
2041 1 OutputStream *ost = new_output_stream(o, oc, AVMEDIA_TYPE_ATTACHMENT, source_index);
2042 1 ost->stream_copy = 1;
2043 1 ost->finished = 1;
2044 1 return ost;
2045 }
2046
2047 53 static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
2048 {
2049 AVStream *st;
2050 OutputStream *ost;
2051 AVCodecContext *subtitle_enc;
2052
2053 53 ost = new_output_stream(o, oc, AVMEDIA_TYPE_SUBTITLE, source_index);
2054 53 st = ost->st;
2055 53 subtitle_enc = ost->enc_ctx;
2056
2057 53 subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
2058
2059
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 53 MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc, st);
2060
2061
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 53 if (!ost->stream_copy) {
2062 35 char *frame_size = NULL;
2063
2064
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 35 MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st);
2065
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 35 if (frame_size && av_parse_video_size(&subtitle_enc->width, &subtitle_enc->height, frame_size) < 0) {
2066 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size);
2067 ✗ exit_program(1);
2068 }
2069 }
2070
2071 53 return ost;
2072 }
2073
2074 /* arg format is "output-stream-index:streamid-value". */
2075 ✗ static int opt_streamid(void *optctx, const char *opt, const char *arg)
2076 {
2077 ✗ OptionsContext *o = optctx;
2078 int idx;
2079 char *p;
2080 char idx_str[16];
2081
2082 ✗ av_strlcpy(idx_str, arg, sizeof(idx_str));
2083 ✗ p = strchr(idx_str, ':');
2084 ✗ if (!p) {
2085 ✗ av_log(NULL, AV_LOG_FATAL,
2086 "Invalid value '%s' for option '%s', required syntax is 'index:value'\n",
2087 arg, opt);
2088 ✗ exit_program(1);
2089 }
2090 ✗ *p++ = '\0';
2091 ✗ idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, MAX_STREAMS-1);
2092 ✗ o->streamid_map = grow_array(o->streamid_map, sizeof(*o->streamid_map), &o->nb_streamid_map, idx+1);
2093 ✗ o->streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);
2094 ✗ return 0;
2095 }
2096
2097 15 static int copy_chapters(InputFile *ifile, OutputFile *ofile, int copy_metadata)
2098 {
2099 15 AVFormatContext *is = ifile->ctx;
2100 15 AVFormatContext *os = ofile->ctx;
2101 AVChapter **tmp;
2102 int i;
2103
2104 15 tmp = av_realloc_f(os->chapters, is->nb_chapters + os->nb_chapters, sizeof(*os->chapters));
2105
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 15 if (!tmp)
2106 ✗ return AVERROR(ENOMEM);
2107 15 os->chapters = tmp;
2108
2109
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 37 for (i = 0; i < is->nb_chapters; i++) {
2110 24 AVChapter *in_ch = is->chapters[i], *out_ch;
2111
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 24 int64_t start_time = (ofile->start_time == AV_NOPTS_VALUE) ? 0 : ofile->start_time;
2112 24 int64_t ts_off = av_rescale_q(start_time - ifile->ts_offset,
2113 24 AV_TIME_BASE_Q, in_ch->time_base);
2114
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 24 int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX :
2115 3 av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base);
2116
2117
2118
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 24 if (in_ch->end < ts_off)
2119 ✗ continue;
2120
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 24 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
2121 2 break;
2122
2123 22 out_ch = av_mallocz(sizeof(AVChapter));
2124
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 22 if (!out_ch)
2125 ✗ return AVERROR(ENOMEM);
2126
2127 22 out_ch->id = in_ch->id;
2128 22 out_ch->time_base = in_ch->time_base;
2129 22 out_ch->start = FFMAX(0, in_ch->start - ts_off);
2130 22 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
2131
2132
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 22 if (copy_metadata)
2133 22 av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
2134
2135 22 os->chapters[os->nb_chapters++] = out_ch;
2136 }
2137 15 return 0;
2138 }
2139
2140 6160 static int set_dispositions(OutputFile *of)
2141 {
2142 6160 int nb_streams[AVMEDIA_TYPE_NB] = { 0 };
2143 6160 int have_default[AVMEDIA_TYPE_NB] = { 0 };
2144 6160 int have_manual = 0;
2145
2146 // first, copy the input dispositions
2147
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 12527 for (int i = 0; i< of->ctx->nb_streams; i++) {
2148 6367 OutputStream *ost = output_streams[of->ost_index + i];
2149
2150 6367 nb_streams[ost->st->codecpar->codec_type]++;
2151
2152 6367 have_manual |= !!ost->disposition;
2153
2154
2/2
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 6367 if (ost->source_index >= 0) {
2155 6279 ost->st->disposition = input_streams[ost->source_index]->st->disposition;
2156
2157
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 6279 if (ost->st->disposition & AV_DISPOSITION_DEFAULT)
2158 691 have_default[ost->st->codecpar->codec_type] = 1;
2159 }
2160 }
2161
2162
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 6160 if (have_manual) {
2163 // process manually set dispositions - they override the above copy
2164
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 21 for (int i = 0; i< of->ctx->nb_streams; i++) {
2165 15 OutputStream *ost = output_streams[of->ost_index + i];
2166 int ret;
2167
2168
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 15 if (!ost->disposition)
2169 2 continue;
2170
2171 #if LIBAVFORMAT_VERSION_MAJOR >= 60
2172 ret = av_opt_set(ost->st, "disposition", ost->disposition, 0);
2173 #else
2174 {
2175 13 const AVClass *class = av_stream_get_class();
2176 13 const AVOption *o = av_opt_find(&class, "disposition", NULL, 0, AV_OPT_SEARCH_FAKE_OBJ);
2177
2178
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 13 av_assert0(o);
2179 13 ret = av_opt_eval_flags(&class, o, ost->disposition, &ost->st->disposition);
2180 }
2181 #endif
2182
2183
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 13 if (ret < 0)
2184 ✗ return ret;
2185 }
2186 } else {
2187 // For each media type with more than one stream, find a suitable stream to
2188 // mark as default, unless one is already marked default.
2189 // "Suitable" means the first of that type, skipping attached pictures.
2190
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 12506 for (int i = 0; i< of->ctx->nb_streams; i++) {
2191 6352 OutputStream *ost = output_streams[of->ost_index + i];
2192 6352 enum AVMediaType type = ost->st->codecpar->codec_type;
2193
2194
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 6352 if (nb_streams[type] < 2 || have_default[type] ||
2195
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 45 ost->st->disposition & AV_DISPOSITION_ATTACHED_PIC)
2196 6339 continue;
2197
2198 13 ost->st->disposition |= AV_DISPOSITION_DEFAULT;
2199 13 have_default[type] = 1;
2200 }
2201 }
2202
2203 6160 return 0;
2204 }
2205
2206 87 static void init_output_filter(OutputFilter *ofilter, OptionsContext *o,
2207 AVFormatContext *oc)
2208 {
2209 OutputStream *ost;
2210
2211
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 87 switch (ofilter->type) {
2212 69 case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc, -1); break;
2213 18 case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(o, oc, -1); break;
2214 ✗ default:
2215 ✗ av_log(NULL, AV_LOG_FATAL, "Only video and audio filters are supported "
2216 "currently.\n");
2217 ✗ exit_program(1);
2218 }
2219
2220 87 ost->filter = ofilter;
2221
2222 87 ofilter->ost = ost;
2223 87 ofilter->format = -1;
2224
2225
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 87 if (ost->stream_copy) {
2226 ✗ av_log(NULL, AV_LOG_ERROR, "Streamcopy requested for output stream %d:%d, "
2227 "which is fed from a complex filtergraph. Filtering and streamcopy "
2228 "cannot be used together.\n", ost->file_index, ost->index);
2229 ✗ exit_program(1);
2230 }
2231
2232
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 87 if (ost->avfilter && (ost->filters || ost->filters_script)) {
2233 ✗ const char *opt = ost->filters ? "-vf/-af/-filter" : "-filter_script";
2234 ✗ av_log(NULL, AV_LOG_ERROR,
2235 "%s '%s' was specified through the %s option "
2236 "for output stream %d:%d, which is fed from a complex filtergraph.\n"
2237 "%s and -filter_complex cannot be used together for the same stream.\n",
2238 ✗ ost->filters ? "Filtergraph" : "Filtergraph script",
2239 ✗ ost->filters ? ost->filters : ost->filters_script,
2240 opt, ost->file_index, ost->index, opt);
2241 ✗ exit_program(1);
2242 }
2243
2244 87 avfilter_inout_free(&ofilter->out_tmp);
2245 87 }
2246
2247 6159 static int init_complex_filters(void)
2248 {
2249 6159 int i, ret = 0;
2250
2251
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 6243 for (i = 0; i < nb_filtergraphs; i++) {
2252 84 ret = init_complex_filtergraph(filtergraphs[i]);
2253
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 84 if (ret < 0)
2254 ✗ return ret;
2255 }
2256 6159 return 0;
2257 }
2258
2259 6160 static int open_output_file(OptionsContext *o, const char *filename)
2260 {
2261 AVFormatContext *oc;
2262 int i, j, err;
2263 OutputFile *of;
2264 OutputStream *ost;
2265 InputStream *ist;
2266 6160 AVDictionary *unused_opts = NULL;
2267 6160 const AVDictionaryEntry *e = NULL;
2268
2269
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 6160 if (o->stop_time != INT64_MAX && o->recording_time != INT64_MAX) {
2270 ✗ o->stop_time = INT64_MAX;
2271 ✗ av_log(NULL, AV_LOG_WARNING, "-t and -to cannot be used together; using -t.\n");
2272 }
2273
2274
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 6160 if (o->stop_time != INT64_MAX && o->recording_time == INT64_MAX) {
2275 ✗ int64_t start_time = o->start_time == AV_NOPTS_VALUE ? 0 : o->start_time;
2276 ✗ if (o->stop_time <= start_time) {
2277 ✗ av_log(NULL, AV_LOG_ERROR, "-to value smaller than -ss; aborting.\n");
2278 ✗ exit_program(1);
2279 } else {
2280 ✗ o->recording_time = o->stop_time - start_time;
2281 }
2282 }
2283
2284 6160 of = ALLOC_ARRAY_ELEM(output_files, nb_output_files);
2285
2286 6160 of->ost_index = nb_output_streams;
2287 6160 of->recording_time = o->recording_time;
2288 6160 of->start_time = o->start_time;
2289 6160 of->limit_filesize = o->limit_filesize;
2290 6160 of->shortest = o->shortest;
2291 6160 av_dict_copy(&of->opts, o->g->format_opts, 0);
2292
2293
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 6160 if (!strcmp(filename, "-"))
2294 2262 filename = "pipe:";
2295
2296 6160 err = avformat_alloc_output_context2(&oc, NULL, o->format, filename);
2297
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 6160 if (!oc) {
2298 ✗ print_error(filename, err);
2299 ✗ exit_program(1);
2300 }
2301
2302 6160 of->ctx = oc;
2303
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 6160 if (o->recording_time != INT64_MAX)
2304 152 oc->duration = o->recording_time;
2305
2306 6160 oc->interrupt_callback = int_cb;
2307
2308
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 6160 if (o->bitexact) {
2309 1688 oc->flags |= AVFMT_FLAG_BITEXACT;
2310 }
2311
2312 /* create streams for all unlabeled output pads */
2313
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 6245 for (i = 0; i < nb_filtergraphs; i++) {
2314 85 FilterGraph *fg = filtergraphs[i];
2315
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 173 for (j = 0; j < fg->nb_outputs; j++) {
2316 88 OutputFilter *ofilter = fg->outputs[j];
2317
2318
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 88 if (!ofilter->out_tmp || ofilter->out_tmp->name)
2319 7 continue;
2320
2321
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 81 switch (ofilter->type) {
2322 67 case AVMEDIA_TYPE_VIDEO: o->video_disable = 1; break;
2323 14 case AVMEDIA_TYPE_AUDIO: o->audio_disable = 1; break;
2324 ✗ case AVMEDIA_TYPE_SUBTITLE: o->subtitle_disable = 1; break;
2325 }
2326 81 init_output_filter(ofilter, o, oc);
2327 }
2328 }
2329
2330
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 6160 if (!o->nb_stream_maps) {
2331 6065 char *subtitle_codec_name = NULL;
2332 /* pick the "best" stream of each type */
2333
2334 /* video: highest resolution */
2335
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 6065 if (!o->video_disable && av_guess_codec(oc->oformat, NULL, filename, NULL, AVMEDIA_TYPE_VIDEO) != AV_CODEC_ID_NONE) {
2336 5124 int best_score = 0, idx = -1;
2337 5124 int qcr = avformat_query_codec(oc->oformat, oc->oformat->video_codec, 0);
2338
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 10286 for (j = 0; j < nb_input_files; j++) {
2339 5162 InputFile *ifile = input_files[j];
2340 5162 int file_best_score = 0, file_best_idx = -1;
2341
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 10566 for (i = 0; i < ifile->nb_streams; i++) {
2342 int score;
2343 5404 ist = input_streams[ifile->ist_index + i];
2344 10808 score = ist->st->codecpar->width * ist->st->codecpar->height
2345
2/2
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 5404 + 100000000 * !!(ist->st->event_flags & AVSTREAM_EVENT_FLAG_NEW_PACKETS)
2346
2/2
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✓ Branch 1 taken 4856 times.
 5404 + 5000000*!!(ist->st->disposition & AV_DISPOSITION_DEFAULT);
2347
1/2
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 5404 if (ist->user_set_discard == AVDISCARD_ALL)
2348 ✗ continue;
2349
4/4
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✓ Branch 3 taken 5394 times.
 5404 if((qcr!=MKTAG('A', 'P', 'I', 'C')) && (ist->st->disposition & AV_DISPOSITION_ATTACHED_PIC))
2350 8 score = 1;
2351
4/4
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✓ Branch 3 taken 1 times.
 5404 if (ist->st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO &&
2352 score > file_best_score) {
2353
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 4864 if((qcr==MKTAG('A', 'P', 'I', 'C')) && !(ist->st->disposition & AV_DISPOSITION_ATTACHED_PIC))
2354 ✗ continue;
2355 4864 file_best_score = score;
2356 4864 file_best_idx = ifile->ist_index + i;
2357 }
2358 }
2359
2/2
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 5162 if (file_best_idx >= 0) {
2360
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✓ Branch 3 taken 6 times.
 4864 if((qcr == MKTAG('A', 'P', 'I', 'C')) || !(ist->st->disposition & AV_DISPOSITION_ATTACHED_PIC))
2361
2/2
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✓ Branch 1 taken 4384 times.
 4858 file_best_score -= 5000000*!!(input_streams[file_best_idx]->st->disposition & AV_DISPOSITION_DEFAULT);
2362
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✗ Branch 1 not taken.
 4864 if (file_best_score > best_score) {
2363 4864 best_score = file_best_score;
2364 4864 idx = file_best_idx;
2365 }
2366 }
2367 }
2368
2/2
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✓ Branch 1 taken 260 times.
 5124 if (idx >= 0)
2369 4864 new_video_stream(o, oc, idx);
2370 }
2371
2372 /* audio: most channels */
2373
4/4
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✓ Branch 4 taken 745 times.
 6065 if (!o->audio_disable && av_guess_codec(oc->oformat, NULL, filename, NULL, AVMEDIA_TYPE_AUDIO) != AV_CODEC_ID_NONE) {
2374 5167 int best_score = 0, idx = -1;
2375
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 10339 for (j = 0; j < nb_input_files; j++) {
2376 5172 InputFile *ifile = input_files[j];
2377 5172 int file_best_score = 0, file_best_idx = -1;
2378
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 10512 for (i = 0; i < ifile->nb_streams; i++) {
2379 int score;
2380 5340 ist = input_streams[ifile->ist_index + i];
2381 10680 score = ist->st->codecpar->channels
2382
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✓ Branch 1 taken 24 times.
 5340 + 100000000 * !!(ist->st->event_flags & AVSTREAM_EVENT_FLAG_NEW_PACKETS)
2383
2/2
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✓ Branch 1 taken 4830 times.
 5340 + 5000000*!!(ist->st->disposition & AV_DISPOSITION_DEFAULT);
2384
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 5340 if (ist->user_set_discard == AVDISCARD_ALL)
2385 ✗ continue;
2386
4/4
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✓ Branch 3 taken 9 times.
 5340 if (ist->st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO &&
2387 score > file_best_score) {
2388 1197 file_best_score = score;
2389 1197 file_best_idx = ifile->ist_index + i;
2390 }
2391 }
2392
2/2
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✓ Branch 1 taken 3975 times.
 5172 if (file_best_idx >= 0) {
2393
2/2
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 1197 file_best_score -= 5000000*!!(input_streams[file_best_idx]->st->disposition & AV_DISPOSITION_DEFAULT);
2394
1/2
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✗ Branch 1 not taken.
 1197 if (file_best_score > best_score) {
2395 1197 best_score = file_best_score;
2396 1197 idx = file_best_idx;
2397 }
2398 }
2399 }
2400
2/2
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✓ Branch 1 taken 3970 times.
 5167 if (idx >= 0)
2401 1197 new_audio_stream(o, oc, idx);
2402 }
2403
2404 /* subtitles: pick first */
2405
4/4
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✓ Branch 3 taken 6065 times.
 9652 MATCH_PER_TYPE_OPT(codec_names, str, subtitle_codec_name, oc, "s");
2406
6/6
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✓ Branch 4 taken 47 times.
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 6065 if (!o->subtitle_disable && (avcodec_find_encoder(oc->oformat->subtitle_codec) || subtitle_codec_name)) {
2407
2/2
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 67 for (i = 0; i < nb_input_streams; i++)
2408
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✓ Branch 1 taken 17 times.
 56 if (input_streams[i]->st->codecpar->codec_type == AVMEDIA_TYPE_SUBTITLE) {
2409 AVCodecDescriptor const *input_descriptor =
2410 39 avcodec_descriptor_get(input_streams[i]->st->codecpar->codec_id);
2411 39 AVCodecDescriptor const *output_descriptor = NULL;
2412 AVCodec const *output_codec =
2413 39 avcodec_find_encoder(oc->oformat->subtitle_codec);
2414 39 int input_props = 0, output_props = 0;
2415
1/2
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 39 if (input_streams[i]->user_set_discard == AVDISCARD_ALL)
2416 ✗ continue;
2417
2/2
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✓ Branch 1 taken 3 times.
 39 if (output_codec)
2418 36 output_descriptor = avcodec_descriptor_get(output_codec->id);
2419
1/2
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✗ Branch 1 not taken.
 39 if (input_descriptor)
2420 39 input_props = input_descriptor->props & (AV_CODEC_PROP_TEXT_SUB | AV_CODEC_PROP_BITMAP_SUB);
2421
2/2
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✓ Branch 1 taken 3 times.
 39 if (output_descriptor)
2422 36 output_props = output_descriptor->props & (AV_CODEC_PROP_TEXT_SUB | AV_CODEC_PROP_BITMAP_SUB);
2423
2/2
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✓ Branch 1 taken 9 times.
 39 if (subtitle_codec_name ||
2424
1/4
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 30 input_props & output_props ||
2425 // Map dvb teletext which has neither property to any output subtitle encoder
2426 ✗ input_descriptor && output_descriptor &&
2427 ✗ (!input_descriptor->props ||
2428 ✗ !output_descriptor->props)) {
2429 39 new_subtitle_stream(o, oc, i);
2430 39 break;
2431 }
2432 }
2433 }
2434 /* Data only if codec id match */
2435
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✗ Branch 1 not taken.
 6065 if (!o->data_disable ) {
2436 6065 enum AVCodecID codec_id = av_guess_codec(oc->oformat, NULL, filename, NULL, AVMEDIA_TYPE_DATA);
2437
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 6065 for (i = 0; codec_id != AV_CODEC_ID_NONE && i < nb_input_streams; i++) {
2438 ✗ if (input_streams[i]->user_set_discard == AVDISCARD_ALL)
2439 ✗ continue;
2440 ✗ if (input_streams[i]->st->codecpar->codec_type == AVMEDIA_TYPE_DATA
2441 ✗ && input_streams[i]->st->codecpar->codec_id == codec_id )
2442 ✗ new_data_stream(o, oc, i);
2443 }
2444 }
2445 } else {
2446
2/2
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✓ Branch 1 taken 95 times.
 280 for (i = 0; i < o->nb_stream_maps; i++) {
2447 185 StreamMap *map = &o->stream_maps[i];
2448
2449
1/2
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✓ Branch 1 taken 185 times.
 185 if (map->disabled)
2450 ✗ continue;
2451
2452
2/2
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✓ Branch 1 taken 179 times.
 185 if (map->linklabel) {
2453 FilterGraph *fg;
2454 6 OutputFilter *ofilter = NULL;
2455 int j, k;
2456
2457
1/2
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✗ Branch 1 not taken.
 6 for (j = 0; j < nb_filtergraphs; j++) {
2458 6 fg = filtergraphs[j];
2459
1/2
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✗ Branch 1 not taken.
 6 for (k = 0; k < fg->nb_outputs; k++) {
2460 6 AVFilterInOut *out = fg->outputs[k]->out_tmp;
2461
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 6 if (out && !strcmp(out->name, map->linklabel)) {
2462 6 ofilter = fg->outputs[k];
2463 6 goto loop_end;
2464 }
2465 }
2466 }
2467 ✗ loop_end:
2468
1/2
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✓ Branch 1 taken 6 times.
 6 if (!ofilter) {
2469 ✗ av_log(NULL, AV_LOG_FATAL, "Output with label '%s' does not exist "
2470 "in any defined filter graph, or was already used elsewhere.\n", map->linklabel);
2471 ✗ exit_program(1);
2472 }
2473 6 init_output_filter(ofilter, o, oc);
2474 } else {
2475 179 int src_idx = input_files[map->file_index]->ist_index + map->stream_index;
2476
2477 179 ist = input_streams[input_files[map->file_index]->ist_index + map->stream_index];
2478
1/2
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 179 if (ist->user_set_discard == AVDISCARD_ALL) {
2479 ✗ av_log(NULL, AV_LOG_FATAL, "Stream #%d:%d is disabled and cannot be mapped.\n",
2480 map->file_index, map->stream_index);
2481 ✗ exit_program(1);
2482 }
2483
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 179 if(o->subtitle_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_SUBTITLE)
2484 ✗ continue;
2485
1/4
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 179 if(o-> audio_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO)
2486 ✗ continue;
2487
3/4
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 179 if(o-> video_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO)
2488 ✗ continue;
2489
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 179 if(o-> data_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_DATA)
2490 ✗ continue;
2491
2492 179 ost = NULL;
2493
4/7
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 179 switch (ist->st->codecpar->codec_type) {
2494 76 case AVMEDIA_TYPE_VIDEO: ost = new_video_stream (o, oc, src_idx); break;
2495 77 case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream (o, oc, src_idx); break;
2496 14 case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream (o, oc, src_idx); break;
2497 12 case AVMEDIA_TYPE_DATA: ost = new_data_stream (o, oc, src_idx); break;
2498 ✗ case AVMEDIA_TYPE_ATTACHMENT: ost = new_attachment_stream(o, oc, src_idx); break;
2499 ✗ case AVMEDIA_TYPE_UNKNOWN:
2500 ✗ if (copy_unknown_streams) {
2501 ✗ ost = new_unknown_stream (o, oc, src_idx);
2502 ✗ break;
2503 }
2504 default:
2505 ✗ av_log(NULL, ignore_unknown_streams ? AV_LOG_WARNING : AV_LOG_FATAL,
2506 "Cannot map stream #%d:%d - unsupported type.\n",
2507 map->file_index, map->stream_index);
2508 ✗ if (!ignore_unknown_streams) {
2509 ✗ av_log(NULL, AV_LOG_FATAL,
2510 "If you want unsupported types ignored instead "
2511 "of failing, please use the -ignore_unknown option\n"
2512 "If you want them copied, please use -copy_unknown\n");
2513 ✗ exit_program(1);
2514 }
2515 }
2516
1/2
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✗ Branch 1 not taken.
 179 if (ost)
2517 179 ost->sync_ist = input_streams[ input_files[map->sync_file_index]->ist_index
2518 179 + map->sync_stream_index];
2519 }
2520 }
2521 }
2522
2523 /* handle attached files */
2524
2/2
✓ Branch 0 taken 1 times.
✓ Branch 1 taken 6160 times.
 6161 for (i = 0; i < o->nb_attachments; i++) {
2525 AVIOContext *pb;
2526 uint8_t *attachment;
2527 const char *p;
2528 int64_t len;
2529
2530
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1 times.
 1 if ((err = avio_open2(&pb, o->attachments[i], AVIO_FLAG_READ, &int_cb, NULL)) < 0) {
2531 ✗ av_log(NULL, AV_LOG_FATAL, "Could not open attachment file %s.\n",
2532 ✗ o->attachments[i]);
2533 ✗ exit_program(1);
2534 }
2535
1/2
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✓ Branch 2 taken 1 times.
 1 if ((len = avio_size(pb)) <= 0) {
2536 ✗ av_log(NULL, AV_LOG_FATAL, "Could not get size of the attachment %s.\n",
2537 ✗ o->attachments[i]);
2538 ✗ exit_program(1);
2539 }
2540
2/4
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✓ Branch 3 taken 1 times.
 2 if (len > INT_MAX - AV_INPUT_BUFFER_PADDING_SIZE ||
2541 1 !(attachment = av_malloc(len + AV_INPUT_BUFFER_PADDING_SIZE))) {
2542 ✗ av_log(NULL, AV_LOG_FATAL, "Attachment %s too large.\n",
2543 ✗ o->attachments[i]);
2544 ✗ exit_program(1);
2545 }
2546 1 avio_read(pb, attachment, len);
2547 1 memset(attachment + len, 0, AV_INPUT_BUFFER_PADDING_SIZE);
2548
2549 1 ost = new_attachment_stream(o, oc, -1);
2550 1 ost->stream_copy = 0;
2551 1 ost->attachment_filename = o->attachments[i];
2552 1 ost->st->codecpar->extradata = attachment;
2553 1 ost->st->codecpar->extradata_size = len;
2554
2555 1 p = strrchr(o->attachments[i], '/');
2556
2/4
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 1 av_dict_set(&ost->st->metadata, "filename", (p && *p) ? p + 1 : o->attachments[i], AV_DICT_DONT_OVERWRITE);
2557 1 avio_closep(&pb);
2558 }
2559
2560
3/4
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✓ Branch 3 taken 1 times.
 6160 if (!oc->nb_streams && !(oc->oformat->flags & AVFMT_NOSTREAMS)) {
2561 ✗ av_dump_format(oc, nb_output_files - 1, oc->url, 1);
2562 ✗ av_log(NULL, AV_LOG_ERROR, "Output file #%d does not contain any stream\n", nb_output_files - 1);
2563 ✗ exit_program(1);
2564 }
2565
2566 /* check if all codec options have been used */
2567 6160 unused_opts = strip_specifiers(o->g->codec_opts);
2568
2/2
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✓ Branch 1 taken 6160 times.
 12527 for (i = of->ost_index; i < nb_output_streams; i++) {
2569 6367 e = NULL;
2570
2/2
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✓ Branch 2 taken 6367 times.
 21322 while ((e = av_dict_get(output_streams[i]->encoder_opts, "", e,
2571 AV_DICT_IGNORE_SUFFIX)))
2572 14955 av_dict_set(&unused_opts, e->key, NULL, 0);
2573 }
2574
2575 6160 e = NULL;
2576
2/2
✓ Branch 1 taken 283 times.
✓ Branch 2 taken 6160 times.
 6443 while ((e = av_dict_get(unused_opts, "", e, AV_DICT_IGNORE_SUFFIX))) {
2577 283 const AVClass *class = avcodec_get_class();
2578 283 const AVOption *option = av_opt_find(&class, e->key, NULL, 0,
2579 AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ);
2580 283 const AVClass *fclass = avformat_get_class();
2581 283 const AVOption *foption = av_opt_find(&fclass, e->key, NULL, 0,
2582 AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ);
2583
4/4
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✓ Branch 3 taken 281 times.
 283 if (!option || foption)
2584 10 continue;
2585
2586
2587
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 281 times.
 281 if (!(option->flags & AV_OPT_FLAG_ENCODING_PARAM)) {
2588 ✗ av_log(NULL, AV_LOG_ERROR, "Codec AVOption %s (%s) specified for "
2589 ✗ "output file #%d (%s) is not an encoding option.\n", e->key,
2590 ✗ option->help ? option->help : "", nb_output_files - 1,
2591 filename);
2592 ✗ exit_program(1);
2593 }
2594
2595 // gop_timecode is injected by generic code but not always used
2596
2/2
✓ Branch 0 taken 8 times.
✓ Branch 1 taken 273 times.
 281 if (!strcmp(e->key, "gop_timecode"))
2597 8 continue;
2598
2599 273 av_log(NULL, AV_LOG_WARNING, "Codec AVOption %s (%s) specified for "
2600 "output file #%d (%s) has not been used for any stream. The most "
2601 "likely reason is either wrong type (e.g. a video option with "
2602 "no video streams) or that it is a private option of some encoder "
2603 273 "which was not actually used for any stream.\n", e->key,
2604
1/2
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✗ Branch 1 not taken.
 273 option->help ? option->help : "", nb_output_files - 1, filename);
2605 }
2606 6160 av_dict_free(&unused_opts);
2607
2608 /* set the decoding_needed flags and create simple filtergraphs */
2609
2/2
✓ Branch 0 taken 6367 times.
✓ Branch 1 taken 6160 times.
 12527 for (i = of->ost_index; i < nb_output_streams; i++) {
2610 6367 OutputStream *ost = output_streams[i];
2611
2612
4/4
✓ Branch 0 taken 5972 times.
✓ Branch 1 taken 395 times.
✓ Branch 2 taken 5885 times.
✓ Branch 3 taken 87 times.
 6367 if (ost->encoding_needed && ost->source_index >= 0) {
2613 5885 InputStream *ist = input_streams[ost->source_index];
2614 5885 ist->decoding_needed |= DECODING_FOR_OST;
2615
2616
2/2
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✓ Branch 1 taken 4729 times.
 5885 if (ost->st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO ||
2617
2/2
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✓ Branch 1 taken 35 times.
 1156 ost->st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
2618 5850 err = init_simple_filtergraph(ist, ost);
2619
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 5850 times.
 5850 if (err < 0) {
2620 ✗ av_log(NULL, AV_LOG_ERROR,
2621 "Error initializing a simple filtergraph between streams "
2622 "%d:%d->%d:%d\n", ist->file_index, ost->source_index,
2623 ✗ nb_output_files - 1, ost->st->index);
2624 ✗ exit_program(1);
2625 }
2626 }
2627 }
2628
2629 /* set the filter output constraints */
2630
2/2
✓ Branch 0 taken 5937 times.
✓ Branch 1 taken 430 times.
 6367 if (ost->filter) {
2631 5937 OutputFilter *f = ost->filter;
2632
2/3
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✓ Branch 1 taken 1139 times.
✗ Branch 2 not taken.
 5937 switch (ost->enc_ctx->codec_type) {
2633 4798 case AVMEDIA_TYPE_VIDEO:
2634 4798 f->frame_rate = ost->frame_rate;
2635 4798 f->width = ost->enc_ctx->width;
2636 4798 f->height = ost->enc_ctx->height;
2637
2/2
✓ Branch 0 taken 3468 times.
✓ Branch 1 taken 1330 times.
 4798 if (ost->enc_ctx->pix_fmt != AV_PIX_FMT_NONE) {
2638 3468 f->format = ost->enc_ctx->pix_fmt;
2639 } else {
2640 1330 f->formats = ost->enc->pix_fmts;
2641 }
2642 4798 break;
2643 1139 case AVMEDIA_TYPE_AUDIO:
2644
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1139 times.
 1139 if (ost->enc_ctx->sample_fmt != AV_SAMPLE_FMT_NONE) {
2645 ✗ f->format = ost->enc_ctx->sample_fmt;
2646 } else {
2647 1139 f->formats = ost->enc->sample_fmts;
2648 }
2649
2/2
✓ Branch 0 taken 25 times.
✓ Branch 1 taken 1114 times.
 1139 if (ost->enc_ctx->sample_rate) {
2650 25 f->sample_rate = ost->enc_ctx->sample_rate;
2651 } else {
2652 1114 f->sample_rates = ost->enc->supported_samplerates;
2653 }
2654
2/2
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✓ Branch 1 taken 1127 times.
 1139 if (ost->enc_ctx->channels) {
2655 12 f->channel_layout = av_get_default_channel_layout(ost->enc_ctx->channels);
2656 } else {
2657 1127 f->channel_layouts = ost->enc->channel_layouts;
2658 }
2659 1139 break;
2660 }
2661 }
2662 }
2663
2664 /* check filename in case of an image number is expected */
2665
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 6160 times.
 6160 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
2666 ✗ if (!av_filename_number_test(oc->url)) {
2667 ✗ print_error(oc->url, AVERROR(EINVAL));
2668 ✗ exit_program(1);
2669 }
2670 }
2671
2672
3/4
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 6160 if (!(oc->oformat->flags & AVFMT_NOSTREAMS) && !input_stream_potentially_available) {
2673 ✗ av_log(NULL, AV_LOG_ERROR,
2674 "No input streams but output needs an input stream\n");
2675 ✗ exit_program(1);
2676 }
2677
2678
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 6160 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
2679 /* test if it already exists to avoid losing precious files */
2680 6104 assert_file_overwrite(filename);
2681
2682 /* open the file */
2683
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 6104 if ((err = avio_open2(&oc->pb, filename, AVIO_FLAG_WRITE,
2684 6104 &oc->interrupt_callback,
2685 &of->opts)) < 0) {
2686 ✗ print_error(filename, err);
2687 ✗ exit_program(1);
2688 }
2689
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 56 } else if (strcmp(oc->oformat->name, "image2")==0 && !av_filename_number_test(filename))
2690 2 assert_file_overwrite(filename);
2691
2692
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 6160 if (o->mux_preload) {
2693 ✗ av_dict_set_int(&of->opts, "preload", o->mux_preload*AV_TIME_BASE, 0);
2694 }
2695 6160 oc->max_delay = (int)(o->mux_max_delay * AV_TIME_BASE);
2696
2697 /* copy metadata */
2698
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 6165 for (i = 0; i < o->nb_metadata_map; i++) {
2699 char *p;
2700 5 int in_file_index = strtol(o->metadata_map[i].u.str, &p, 0);
2701
2702
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 5 if (in_file_index >= nb_input_files) {
2703 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d while processing metadata maps\n", in_file_index);
2704 ✗ exit_program(1);
2705 }
2706
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 8 copy_metadata(o->metadata_map[i].specifier, *p ? p + 1 : p, oc,
2707 in_file_index >= 0 ?
2708 3 input_files[in_file_index]->ctx : NULL, o);
2709 }
2710
2711 /* copy chapters */
2712
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 6160 if (o->chapters_input_file >= nb_input_files) {
2713
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 6160 if (o->chapters_input_file == INT_MAX) {
2714 /* copy chapters from the first input file that has them*/
2715 6160 o->chapters_input_file = -1;
2716
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 12341 for (i = 0; i < nb_input_files; i++)
2717
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 6196 if (input_files[i]->ctx->nb_chapters) {
2718 15 o->chapters_input_file = i;
2719 15 break;
2720 }
2721 } else {
2722 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d in chapter mapping.\n",
2723 o->chapters_input_file);
2724 ✗ exit_program(1);
2725 }
2726 }
2727
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 6160 if (o->chapters_input_file >= 0)
2728 15 copy_chapters(input_files[o->chapters_input_file], of,
2729 15 !o->metadata_chapters_manual);
2730
2731 /* copy global metadata by default */
2732
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 6160 if (!o->metadata_global_manual && nb_input_files){
2733 6116 av_dict_copy(&oc->metadata, input_files[0]->ctx->metadata,
2734 AV_DICT_DONT_OVERWRITE);
2735
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 6116 if(o->recording_time != INT64_MAX)
2736 146 av_dict_set(&oc->metadata, "duration", NULL, 0);
2737 6116 av_dict_set(&oc->metadata, "creation_time", NULL, 0);
2738 6116 av_dict_set(&oc->metadata, "company_name", NULL, 0);
2739 6116 av_dict_set(&oc->metadata, "product_name", NULL, 0);
2740 6116 av_dict_set(&oc->metadata, "product_version", NULL, 0);
2741 }
2742
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 6160 if (!o->metadata_streams_manual)
2743
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 12523 for (i = of->ost_index; i < nb_output_streams; i++) {
2744 InputStream *ist;
2745
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 6364 if (output_streams[i]->source_index < 0) /* this is true e.g. for attached files */
2746 88 continue;
2747 6276 ist = input_streams[output_streams[i]->source_index];
2748 6276 av_dict_copy(&output_streams[i]->st->metadata, ist->st->metadata, AV_DICT_DONT_OVERWRITE);
2749
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 6276 if (!output_streams[i]->stream_copy) {
2750 5882 av_dict_set(&output_streams[i]->st->metadata, "encoder", NULL, 0);
2751 }
2752 }
2753
2754 /* process manually set programs */
2755
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 6160 for (i = 0; i < o->nb_program; i++) {
2756 ✗ const char *p = o->program[i].u.str;
2757 ✗ int progid = i+1;
2758 AVProgram *program;
2759
2760 ✗ while(*p) {
2761 ✗ const char *p2 = av_get_token(&p, ":");
2762 ✗ const char *to_dealloc = p2;
2763 char *key;
2764 ✗ if (!p2)
2765 ✗ break;
2766
2767 ✗ if(*p) p++;
2768
2769 ✗ key = av_get_token(&p2, "=");
2770 ✗ if (!key || !*p2) {
2771 ✗ av_freep(&to_dealloc);
2772 ✗ av_freep(&key);
2773 ✗ break;
2774 }
2775 ✗ p2++;
2776
2777 ✗ if (!strcmp(key, "program_num"))
2778 ✗ progid = strtol(p2, NULL, 0);
2779 ✗ av_freep(&to_dealloc);
2780 ✗ av_freep(&key);
2781 }
2782
2783 ✗ program = av_new_program(oc, progid);
2784
2785 ✗ p = o->program[i].u.str;
2786 ✗ while(*p) {
2787 ✗ const char *p2 = av_get_token(&p, ":");
2788 ✗ const char *to_dealloc = p2;
2789 char *key;
2790 ✗ if (!p2)
2791 ✗ break;
2792 ✗ if(*p) p++;
2793
2794 ✗ key = av_get_token(&p2, "=");
2795 ✗ if (!key) {
2796 ✗ av_log(NULL, AV_LOG_FATAL,
2797 "No '=' character in program string %s.\n",
2798 p2);
2799 ✗ exit_program(1);
2800 }
2801 ✗ if (!*p2)
2802 ✗ exit_program(1);
2803 ✗ p2++;
2804
2805 ✗ if (!strcmp(key, "title")) {
2806 ✗ av_dict_set(&program->metadata, "title", p2, 0);
2807 ✗ } else if (!strcmp(key, "program_num")) {
2808 ✗ } else if (!strcmp(key, "st")) {
2809 ✗ int st_num = strtol(p2, NULL, 0);
2810 ✗ av_program_add_stream_index(oc, progid, st_num);
2811 } else {
2812 ✗ av_log(NULL, AV_LOG_FATAL, "Unknown program key %s.\n", key);
2813 ✗ exit_program(1);
2814 }
2815 ✗ av_freep(&to_dealloc);
2816 ✗ av_freep(&key);
2817 }
2818 }
2819
2820 /* process manually set metadata */
2821
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 6331 for (i = 0; i < o->nb_metadata; i++) {
2822 AVDictionary **m;
2823 char type, *val;
2824 const char *stream_spec;
2825 171 int index = 0, j, ret = 0;
2826
2827 171 val = strchr(o->metadata[i].u.str, '=');
2828
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 171 if (!val) {
2829 ✗ av_log(NULL, AV_LOG_FATAL, "No '=' character in metadata string %s.\n",
2830 ✗ o->metadata[i].u.str);
2831 ✗ exit_program(1);
2832 }
2833 171 *val++ = 0;
2834
2835 171 parse_meta_type(o->metadata[i].specifier, &type, &index, &stream_spec);
2836
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 171 if (type == 's') {
2837
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 111 for (j = 0; j < oc->nb_streams; j++) {
2838 88 ost = output_streams[nb_output_streams - oc->nb_streams + j];
2839
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 88 if ((ret = check_stream_specifier(oc, oc->streams[j], stream_spec)) > 0) {
2840
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 23 if (!strcmp(o->metadata[i].u.str, "rotate")) {
2841 char *tail;
2842 1 double theta = av_strtod(val, &tail);
2843
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 1 if (!*tail) {
2844 1 ost->rotate_overridden = 1;
2845 1 ost->rotate_override_value = theta;
2846 }
2847 } else {
2848
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 22 av_dict_set(&oc->streams[j]->metadata, o->metadata[i].u.str, *val ? val : NULL, 0);
2849 }
2850
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 65 } else if (ret < 0)
2851 ✗ exit_program(1);
2852 }
2853 }
2854 else {
2855
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 148 switch (type) {
2856 144 case 'g':
2857 144 m = &oc->metadata;
2858 144 break;
2859 4 case 'c':
2860
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 4 if (index < 0 || index >= oc->nb_chapters) {
2861 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid chapter index %d in metadata specifier.\n", index);
2862 ✗ exit_program(1);
2863 }
2864 4 m = &oc->chapters[index]->metadata;
2865 4 break;
2866 ✗ case 'p':
2867 ✗ if (index < 0 || index >= oc->nb_programs) {
2868 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid program index %d in metadata specifier.\n", index);
2869 ✗ exit_program(1);
2870 }
2871 ✗ m = &oc->programs[index]->metadata;
2872 ✗ break;
2873 ✗ default:
2874 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", o->metadata[i].specifier);
2875 ✗ exit_program(1);
2876 }
2877
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 148 av_dict_set(m, o->metadata[i].u.str, *val ? val : NULL, 0);
2878 }
2879 }
2880
2881 6160 err = set_dispositions(of);
2882
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 6160 if (err < 0) {
2883 ✗ av_log(NULL, AV_LOG_FATAL, "Error setting output stream dispositions\n");
2884 ✗ exit_program(1);
2885 }
2886
2887 6160 return 0;
2888 }
2889
2890 ✗ static int opt_target(void *optctx, const char *opt, const char *arg)
2891 {
2892 ✗ OptionsContext *o = optctx;
2893 ✗ enum { PAL, NTSC, FILM, UNKNOWN } norm = UNKNOWN;
2894 static const char *const frame_rates[] = { "25", "30000/1001", "24000/1001" };
2895
2896 ✗ if (!strncmp(arg, "pal-", 4)) {
2897 ✗ norm = PAL;
2898 ✗ arg += 4;
2899 ✗ } else if (!strncmp(arg, "ntsc-", 5)) {
2900 ✗ norm = NTSC;
2901 ✗ arg += 5;
2902 ✗ } else if (!strncmp(arg, "film-", 5)) {
2903 ✗ norm = FILM;
2904 ✗ arg += 5;
2905 } else {
2906 /* Try to determine PAL/NTSC by peeking in the input files */
2907 ✗ if (nb_input_files) {
2908 int i, j;
2909 ✗ for (j = 0; j < nb_input_files; j++) {
2910 ✗ for (i = 0; i < input_files[j]->nb_streams; i++) {
2911 ✗ AVStream *st = input_files[j]->ctx->streams[i];
2912 int64_t fr;
2913 ✗ if (st->codecpar->codec_type != AVMEDIA_TYPE_VIDEO)
2914 ✗ continue;
2915 ✗ fr = st->time_base.den * 1000LL / st->time_base.num;
2916 ✗ if (fr == 25000) {
2917 ✗ norm = PAL;
2918 ✗ break;
2919 ✗ } else if ((fr == 29970) || (fr == 23976)) {
2920 ✗ norm = NTSC;
2921 ✗ break;
2922 }
2923 }
2924 ✗ if (norm != UNKNOWN)
2925 ✗ break;
2926 }
2927 }
2928 ✗ if (norm != UNKNOWN)
2929 ✗ av_log(NULL, AV_LOG_INFO, "Assuming %s for target.\n", norm == PAL ? "PAL" : "NTSC");
2930 }
2931
2932 ✗ if (norm == UNKNOWN) {
2933 ✗ av_log(NULL, AV_LOG_FATAL, "Could not determine norm (PAL/NTSC/NTSC-Film) for target.\n");
2934 ✗ av_log(NULL, AV_LOG_FATAL, "Please prefix target with \"pal-\", \"ntsc-\" or \"film-\",\n");
2935 ✗ av_log(NULL, AV_LOG_FATAL, "or set a framerate with \"-r xxx\".\n");
2936 ✗ exit_program(1);
2937 }
2938
2939 ✗ if (!strcmp(arg, "vcd")) {
2940 ✗ opt_video_codec(o, "c:v", "mpeg1video");
2941 ✗ opt_audio_codec(o, "c:a", "mp2");
2942 ✗ parse_option(o, "f", "vcd", options);
2943
2944 ✗ parse_option(o, "s", norm == PAL ? "352x288" : "352x240", options);
2945 ✗ parse_option(o, "r", frame_rates[norm], options);
2946 ✗ opt_default(NULL, "g", norm == PAL ? "15" : "18");
2947
2948 ✗ opt_default(NULL, "b:v", "1150000");
2949 ✗ opt_default(NULL, "maxrate:v", "1150000");
2950 ✗ opt_default(NULL, "minrate:v", "1150000");
2951 ✗ opt_default(NULL, "bufsize:v", "327680"); // 40*1024*8;
2952
2953 ✗ opt_default(NULL, "b:a", "224000");
2954 ✗ parse_option(o, "ar", "44100", options);
2955 ✗ parse_option(o, "ac", "2", options);
2956
2957 ✗ opt_default(NULL, "packetsize", "2324");
2958 ✗ opt_default(NULL, "muxrate", "1411200"); // 2352 * 75 * 8;
2959
2960 /* We have to offset the PTS, so that it is consistent with the SCR.
2961 SCR starts at 36000, but the first two packs contain only padding
2962 and the first pack from the other stream, respectively, may also have
2963 been written before.
2964 So the real data starts at SCR 36000+3*1200. */
2965 ✗ o->mux_preload = (36000 + 3 * 1200) / 90000.0; // 0.44
2966 ✗ } else if (!strcmp(arg, "svcd")) {
2967
2968 ✗ opt_video_codec(o, "c:v", "mpeg2video");
2969 ✗ opt_audio_codec(o, "c:a", "mp2");
2970 ✗ parse_option(o, "f", "svcd", options);
2971
2972 ✗ parse_option(o, "s", norm == PAL ? "480x576" : "480x480", options);
2973 ✗ parse_option(o, "r", frame_rates[norm], options);
2974 ✗ parse_option(o, "pix_fmt", "yuv420p", options);
2975 ✗ opt_default(NULL, "g", norm == PAL ? "15" : "18");
2976
2977 ✗ opt_default(NULL, "b:v", "2040000");
2978 ✗ opt_default(NULL, "maxrate:v", "2516000");
2979 ✗ opt_default(NULL, "minrate:v", "0"); // 1145000;
2980 ✗ opt_default(NULL, "bufsize:v", "1835008"); // 224*1024*8;
2981 ✗ opt_default(NULL, "scan_offset", "1");
2982
2983 ✗ opt_default(NULL, "b:a", "224000");
2984 ✗ parse_option(o, "ar", "44100", options);
2985
2986 ✗ opt_default(NULL, "packetsize", "2324");
2987
2988 ✗ } else if (!strcmp(arg, "dvd")) {
2989
2990 ✗ opt_video_codec(o, "c:v", "mpeg2video");
2991 ✗ opt_audio_codec(o, "c:a", "ac3");
2992 ✗ parse_option(o, "f", "dvd", options);
2993
2994 ✗ parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options);
2995 ✗ parse_option(o, "r", frame_rates[norm], options);
2996 ✗ parse_option(o, "pix_fmt", "yuv420p", options);
2997 ✗ opt_default(NULL, "g", norm == PAL ? "15" : "18");
2998
2999 ✗ opt_default(NULL, "b:v", "6000000");
3000 ✗ opt_default(NULL, "maxrate:v", "9000000");
3001 ✗ opt_default(NULL, "minrate:v", "0"); // 1500000;
3002 ✗ opt_default(NULL, "bufsize:v", "1835008"); // 224*1024*8;
3003
3004 ✗ opt_default(NULL, "packetsize", "2048"); // from www.mpucoder.com: DVD sectors contain 2048 bytes of data, this is also the size of one pack.
3005 ✗ opt_default(NULL, "muxrate", "10080000"); // from mplex project: data_rate = 1260000. mux_rate = data_rate * 8
3006
3007 ✗ opt_default(NULL, "b:a", "448000");
3008 ✗ parse_option(o, "ar", "48000", options);
3009
3010 ✗ } else if (!strncmp(arg, "dv", 2)) {
3011
3012 ✗ parse_option(o, "f", "dv", options);
3013
3014 ✗ parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options);
3015 ✗ parse_option(o, "pix_fmt", !strncmp(arg, "dv50", 4) ? "yuv422p" :
3016 ✗ norm == PAL ? "yuv420p" : "yuv411p", options);
3017 ✗ parse_option(o, "r", frame_rates[norm], options);
3018
3019 ✗ parse_option(o, "ar", "48000", options);
3020 ✗ parse_option(o, "ac", "2", options);
3021
3022 } else {
3023 ✗ av_log(NULL, AV_LOG_ERROR, "Unknown target: %s\n", arg);
3024 ✗ return AVERROR(EINVAL);
3025 }
3026
3027 ✗ av_dict_copy(&o->g->codec_opts, codec_opts, AV_DICT_DONT_OVERWRITE);
3028 ✗ av_dict_copy(&o->g->format_opts, format_opts, AV_DICT_DONT_OVERWRITE);
3029
3030 ✗ return 0;
3031 }
3032
3033