2 * ffmpeg option parsing
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
26 #include "libavformat/avformat.h"
28 #include "libavcodec/avcodec.h"
30 #include "libavfilter/avfilter.h"
32 #include "libavutil/avassert.h"
33 #include "libavutil/avstring.h"
34 #include "libavutil/avutil.h"
35 #include "libavutil/channel_layout.h"
36 #include "libavutil/intreadwrite.h"
37 #include "libavutil/fifo.h"
38 #include "libavutil/mathematics.h"
39 #include "libavutil/opt.h"
40 #include "libavutil/parseutils.h"
41 #include "libavutil/pixdesc.h"
42 #include "libavutil/pixfmt.h"
44 #define MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)\
47 for (i = 0; i < o->nb_ ## name; i++) {\
48 char *spec = o->name[i].specifier;\
49 if ((ret = check_stream_specifier(fmtctx, st, spec)) > 0)\
50 outvar = o->name[i].u.type;\
56 #define MATCH_PER_TYPE_OPT(name, type, outvar, fmtctx, mediatype)\
59 for (i = 0; i < o->nb_ ## name; i++) {\
60 char *spec = o->name[i].specifier;\
61 if (!strcmp(spec, mediatype))\
62 outvar = o->name[i].u.type;\
66 const HWAccel hwaccels[] = {
68 { "vdpau", vdpau_init, HWACCEL_VDPAU, AV_PIX_FMT_VDPAU },
71 { "dxva2", dxva2_init, HWACCEL_DXVA2, AV_PIX_FMT_DXVA2_VLD },
74 { "vda", vda_init, HWACCEL_VDA, AV_PIX_FMT_VDA },
79 char *vstats_filename;
82 float audio_drift_threshold = 0.1;
83 float dts_delta_threshold = 10;
84 float dts_error_threshold = 3600*30;
86 int audio_volume = 256;
87 int audio_sync_method = 0;
88 int video_sync_method = VSYNC_AUTO;
89 int do_deinterlace = 0;
91 int do_benchmark_all = 0;
95 int start_at_zero = 0;
98 int exit_on_error = 0;
101 int stdin_interaction = 1;
102 int frame_bits_per_raw_sample = 0;
103 float max_error_rate = 2.0/3;
106 static int intra_only = 0;
107 static int file_overwrite = 0;
108 static int no_file_overwrite = 0;
109 static int do_psnr = 0;
110 static int input_sync;
111 static int override_ffserver = 0;
113 static void uninit_options(OptionsContext *o)
115 const OptionDef *po = options;
118 /* all OPT_SPEC and OPT_STRING can be freed in generic way */
120 void *dst = (uint8_t*)o + po->u.off;
122 if (po->flags & OPT_SPEC) {
123 SpecifierOpt **so = dst;
124 int i, *count = (int*)(so + 1);
125 for (i = 0; i < *count; i++) {
126 av_freep(&(*so)[i].specifier);
127 if (po->flags & OPT_STRING)
128 av_freep(&(*so)[i].u.str);
132 } else if (po->flags & OPT_OFFSET && po->flags & OPT_STRING)
137 for (i = 0; i < o->nb_stream_maps; i++)
138 av_freep(&o->stream_maps[i].linklabel);
139 av_freep(&o->stream_maps);
140 av_freep(&o->audio_channel_maps);
141 av_freep(&o->streamid_map);
142 av_freep(&o->attachments);
145 static void init_options(OptionsContext *o)
147 memset(o, 0, sizeof(*o));
149 o->stop_time = INT64_MAX;
150 o->mux_max_delay = 0.7;
151 o->start_time = AV_NOPTS_VALUE;
152 o->recording_time = INT64_MAX;
153 o->limit_filesize = UINT64_MAX;
154 o->chapters_input_file = INT_MAX;
155 o->accurate_seek = 1;
158 /* return a copy of the input with the stream specifiers removed from the keys */
159 static AVDictionary *strip_specifiers(AVDictionary *dict)
161 AVDictionaryEntry *e = NULL;
162 AVDictionary *ret = NULL;
164 while ((e = av_dict_get(dict, "", e, AV_DICT_IGNORE_SUFFIX))) {
165 char *p = strchr(e->key, ':');
169 av_dict_set(&ret, e->key, e->value, 0);
176 static int opt_sameq(void *optctx, const char *opt, const char *arg)
178 av_log(NULL, AV_LOG_ERROR, "Option '%s' was removed. "
179 "If you are looking for an option to preserve the quality (which is not "
180 "what -%s was for), use -qscale 0 or an equivalent quality factor option.\n",
182 return AVERROR(EINVAL);
185 static int opt_video_channel(void *optctx, const char *opt, const char *arg)
187 av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -channel.\n");
188 return opt_default(optctx, "channel", arg);
191 static int opt_video_standard(void *optctx, const char *opt, const char *arg)
193 av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -standard.\n");
194 return opt_default(optctx, "standard", arg);
197 static int opt_audio_codec(void *optctx, const char *opt, const char *arg)
199 OptionsContext *o = optctx;
200 return parse_option(o, "codec:a", arg, options);
203 static int opt_video_codec(void *optctx, const char *opt, const char *arg)
205 OptionsContext *o = optctx;
206 return parse_option(o, "codec:v", arg, options);
209 static int opt_subtitle_codec(void *optctx, const char *opt, const char *arg)
211 OptionsContext *o = optctx;
212 return parse_option(o, "codec:s", arg, options);
215 static int opt_data_codec(void *optctx, const char *opt, const char *arg)
217 OptionsContext *o = optctx;
218 return parse_option(o, "codec:d", arg, options);
221 static int opt_map(void *optctx, const char *opt, const char *arg)
223 OptionsContext *o = optctx;
225 int i, negative = 0, file_idx;
226 int sync_file_idx = -1, sync_stream_idx = 0;
234 map = av_strdup(arg);
236 return AVERROR(ENOMEM);
238 /* parse sync stream first, just pick first matching stream */
239 if (sync = strchr(map, ',')) {
241 sync_file_idx = strtol(sync + 1, &sync, 0);
242 if (sync_file_idx >= nb_input_files || sync_file_idx < 0) {
243 av_log(NULL, AV_LOG_FATAL, "Invalid sync file index: %d.\n", sync_file_idx);
248 for (i = 0; i < input_files[sync_file_idx]->nb_streams; i++)
249 if (check_stream_specifier(input_files[sync_file_idx]->ctx,
250 input_files[sync_file_idx]->ctx->streams[i], sync) == 1) {
254 if (i == input_files[sync_file_idx]->nb_streams) {
255 av_log(NULL, AV_LOG_FATAL, "Sync stream specification in map %s does not "
256 "match any streams.\n", arg);
263 /* this mapping refers to lavfi output */
264 const char *c = map + 1;
265 GROW_ARRAY(o->stream_maps, o->nb_stream_maps);
266 m = &o->stream_maps[o->nb_stream_maps - 1];
267 m->linklabel = av_get_token(&c, "]");
269 av_log(NULL, AV_LOG_ERROR, "Invalid output link label: %s.\n", map);
273 file_idx = strtol(map, &p, 0);
274 if (file_idx >= nb_input_files || file_idx < 0) {
275 av_log(NULL, AV_LOG_FATAL, "Invalid input file index: %d.\n", file_idx);
279 /* disable some already defined maps */
280 for (i = 0; i < o->nb_stream_maps; i++) {
281 m = &o->stream_maps[i];
282 if (file_idx == m->file_index &&
283 check_stream_specifier(input_files[m->file_index]->ctx,
284 input_files[m->file_index]->ctx->streams[m->stream_index],
285 *p == ':' ? p + 1 : p) > 0)
289 for (i = 0; i < input_files[file_idx]->nb_streams; i++) {
290 if (check_stream_specifier(input_files[file_idx]->ctx, input_files[file_idx]->ctx->streams[i],
291 *p == ':' ? p + 1 : p) <= 0)
293 GROW_ARRAY(o->stream_maps, o->nb_stream_maps);
294 m = &o->stream_maps[o->nb_stream_maps - 1];
296 m->file_index = file_idx;
299 if (sync_file_idx >= 0) {
300 m->sync_file_index = sync_file_idx;
301 m->sync_stream_index = sync_stream_idx;
303 m->sync_file_index = file_idx;
304 m->sync_stream_index = i;
310 av_log(NULL, AV_LOG_FATAL, "Stream map '%s' matches no streams.\n", arg);
318 static int opt_attach(void *optctx, const char *opt, const char *arg)
320 OptionsContext *o = optctx;
321 GROW_ARRAY(o->attachments, o->nb_attachments);
322 o->attachments[o->nb_attachments - 1] = arg;
326 static int opt_map_channel(void *optctx, const char *opt, const char *arg)
328 OptionsContext *o = optctx;
333 GROW_ARRAY(o->audio_channel_maps, o->nb_audio_channel_maps);
334 m = &o->audio_channel_maps[o->nb_audio_channel_maps - 1];
336 /* muted channel syntax */
337 n = sscanf(arg, "%d:%d.%d", &m->channel_idx, &m->ofile_idx, &m->ostream_idx);
338 if ((n == 1 || n == 3) && m->channel_idx == -1) {
339 m->file_idx = m->stream_idx = -1;
341 m->ofile_idx = m->ostream_idx = -1;
346 n = sscanf(arg, "%d.%d.%d:%d.%d",
347 &m->file_idx, &m->stream_idx, &m->channel_idx,
348 &m->ofile_idx, &m->ostream_idx);
350 if (n != 3 && n != 5) {
351 av_log(NULL, AV_LOG_FATAL, "Syntax error, mapchan usage: "
352 "[file.stream.channel|-1][:syncfile:syncstream]\n");
356 if (n != 5) // only file.stream.channel specified
357 m->ofile_idx = m->ostream_idx = -1;
360 if (m->file_idx < 0 || m->file_idx >= nb_input_files) {
361 av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file index: %d\n",
365 if (m->stream_idx < 0 ||
366 m->stream_idx >= input_files[m->file_idx]->nb_streams) {
367 av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file stream index #%d.%d\n",
368 m->file_idx, m->stream_idx);
371 st = input_files[m->file_idx]->ctx->streams[m->stream_idx];
372 if (st->codec->codec_type != AVMEDIA_TYPE_AUDIO) {
373 av_log(NULL, AV_LOG_FATAL, "mapchan: stream #%d.%d is not an audio stream.\n",
374 m->file_idx, m->stream_idx);
377 if (m->channel_idx < 0 || m->channel_idx >= st->codec->channels) {
378 av_log(NULL, AV_LOG_FATAL, "mapchan: invalid audio channel #%d.%d.%d\n",
379 m->file_idx, m->stream_idx, m->channel_idx);
385 static int opt_sdp_file(void *optctx, const char *opt, const char *arg)
387 av_free(sdp_filename);
388 sdp_filename = av_strdup(arg);
393 * Parse a metadata specifier passed as 'arg' parameter.
394 * @param arg metadata string to parse
395 * @param type metadata type is written here -- g(lobal)/s(tream)/c(hapter)/p(rogram)
396 * @param index for type c/p, chapter/program index is written here
397 * @param stream_spec for type s, the stream specifier is written here
399 static void parse_meta_type(char *arg, char *type, int *index, const char **stream_spec)
407 if (*(++arg) && *arg != ':') {
408 av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", arg);
411 *stream_spec = *arg == ':' ? arg + 1 : "";
416 *index = strtol(++arg, NULL, 0);
419 av_log(NULL, AV_LOG_FATAL, "Invalid metadata type %c.\n", *arg);
426 static int copy_metadata(char *outspec, char *inspec, AVFormatContext *oc, AVFormatContext *ic, OptionsContext *o)
428 AVDictionary **meta_in = NULL;
429 AVDictionary **meta_out = NULL;
431 char type_in, type_out;
432 const char *istream_spec = NULL, *ostream_spec = NULL;
433 int idx_in = 0, idx_out = 0;
435 parse_meta_type(inspec, &type_in, &idx_in, &istream_spec);
436 parse_meta_type(outspec, &type_out, &idx_out, &ostream_spec);
439 if (type_out == 'g' || !*outspec)
440 o->metadata_global_manual = 1;
441 if (type_out == 's' || !*outspec)
442 o->metadata_streams_manual = 1;
443 if (type_out == 'c' || !*outspec)
444 o->metadata_chapters_manual = 1;
448 if (type_in == 'g' || type_out == 'g')
449 o->metadata_global_manual = 1;
450 if (type_in == 's' || type_out == 's')
451 o->metadata_streams_manual = 1;
452 if (type_in == 'c' || type_out == 'c')
453 o->metadata_chapters_manual = 1;
455 /* ic is NULL when just disabling automatic mappings */
459 #define METADATA_CHECK_INDEX(index, nb_elems, desc)\
460 if ((index) < 0 || (index) >= (nb_elems)) {\
461 av_log(NULL, AV_LOG_FATAL, "Invalid %s index %d while processing metadata maps.\n",\
466 #define SET_DICT(type, meta, context, index)\
469 meta = &context->metadata;\
472 METADATA_CHECK_INDEX(index, context->nb_chapters, "chapter")\
473 meta = &context->chapters[index]->metadata;\
476 METADATA_CHECK_INDEX(index, context->nb_programs, "program")\
477 meta = &context->programs[index]->metadata;\
480 break; /* handled separately below */ \
481 default: av_assert0(0);\
484 SET_DICT(type_in, meta_in, ic, idx_in);
485 SET_DICT(type_out, meta_out, oc, idx_out);
487 /* for input streams choose first matching stream */
488 if (type_in == 's') {
489 for (i = 0; i < ic->nb_streams; i++) {
490 if ((ret = check_stream_specifier(ic, ic->streams[i], istream_spec)) > 0) {
491 meta_in = &ic->streams[i]->metadata;
497 av_log(NULL, AV_LOG_FATAL, "Stream specifier %s does not match any streams.\n", istream_spec);
502 if (type_out == 's') {
503 for (i = 0; i < oc->nb_streams; i++) {
504 if ((ret = check_stream_specifier(oc, oc->streams[i], ostream_spec)) > 0) {
505 meta_out = &oc->streams[i]->metadata;
506 av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE);
511 av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE);
516 static int opt_recording_timestamp(void *optctx, const char *opt, const char *arg)
518 OptionsContext *o = optctx;
520 int64_t recording_timestamp = parse_time_or_die(opt, arg, 0) / 1E6;
521 struct tm time = *gmtime((time_t*)&recording_timestamp);
522 if (!strftime(buf, sizeof(buf), "creation_time=%Y-%m-%dT%H:%M:%S%z", &time))
524 parse_option(o, "metadata", buf, options);
526 av_log(NULL, AV_LOG_WARNING, "%s is deprecated, set the 'creation_time' metadata "
527 "tag instead.\n", opt);
531 static AVCodec *find_codec_or_die(const char *name, enum AVMediaType type, int encoder)
533 const AVCodecDescriptor *desc;
534 const char *codec_string = encoder ? "encoder" : "decoder";
538 avcodec_find_encoder_by_name(name) :
539 avcodec_find_decoder_by_name(name);
541 if (!codec && (desc = avcodec_descriptor_get_by_name(name))) {
542 codec = encoder ? avcodec_find_encoder(desc->id) :
543 avcodec_find_decoder(desc->id);
545 av_log(NULL, AV_LOG_VERBOSE, "Matched %s '%s' for codec '%s'.\n",
546 codec_string, codec->name, desc->name);
550 av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name);
553 if (codec->type != type) {
554 av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name);
560 static AVCodec *choose_decoder(OptionsContext *o, AVFormatContext *s, AVStream *st)
562 char *codec_name = NULL;
564 MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, st);
566 AVCodec *codec = find_codec_or_die(codec_name, st->codec->codec_type, 0);
567 st->codec->codec_id = codec->id;
570 return avcodec_find_decoder(st->codec->codec_id);
573 /* Add all the streams from the given input file to the global
574 * list of input streams. */
575 static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
579 for (i = 0; i < ic->nb_streams; i++) {
580 AVStream *st = ic->streams[i];
581 AVCodecContext *dec = st->codec;
582 InputStream *ist = av_mallocz(sizeof(*ist));
583 char *framerate = NULL, *hwaccel = NULL, *hwaccel_device = NULL;
584 char *codec_tag = NULL;
586 char *discard_str = NULL;
587 const AVOption *discard_opt = av_opt_find(dec, "skip_frame", NULL, 0, 0);
592 GROW_ARRAY(input_streams, nb_input_streams);
593 input_streams[nb_input_streams - 1] = ist;
596 ist->file_index = nb_input_files;
598 st->discard = AVDISCARD_ALL;
601 MATCH_PER_STREAM_OPT(ts_scale, dbl, ist->ts_scale, ic, st);
603 MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, ic, st);
605 uint32_t tag = strtol(codec_tag, &next, 0);
607 tag = AV_RL32(codec_tag);
608 st->codec->codec_tag = tag;
611 ist->dec = choose_decoder(o, ic, st);
612 ist->decoder_opts = filter_codec_opts(o->g->codec_opts, ist->st->codec->codec_id, ic, st, ist->dec);
614 ist->reinit_filters = -1;
615 MATCH_PER_STREAM_OPT(reinit_filters, i, ist->reinit_filters, ic, st);
617 MATCH_PER_STREAM_OPT(discard, str, discard_str, ic, st);
618 ist->user_set_discard = AVDISCARD_NONE;
619 if (discard_str && av_opt_eval_int(dec, discard_opt, discard_str, &ist->user_set_discard) < 0) {
620 av_log(NULL, AV_LOG_ERROR, "Error parsing discard %s.\n",
625 ist->filter_in_rescale_delta_last = AV_NOPTS_VALUE;
627 ist->dec_ctx = avcodec_alloc_context3(ist->dec);
629 av_log(NULL, AV_LOG_ERROR, "Error allocating the decoder context.\n");
633 ret = avcodec_copy_context(ist->dec_ctx, dec);
635 av_log(NULL, AV_LOG_ERROR, "Error initializing the decoder context.\n");
639 switch (dec->codec_type) {
640 case AVMEDIA_TYPE_VIDEO:
642 ist->dec = avcodec_find_decoder(dec->codec_id);
643 if (av_codec_get_lowres(dec)) {
644 dec->flags |= CODEC_FLAG_EMU_EDGE;
647 ist->resample_height = ist->dec_ctx->height;
648 ist->resample_width = ist->dec_ctx->width;
649 ist->resample_pix_fmt = ist->dec_ctx->pix_fmt;
651 MATCH_PER_STREAM_OPT(frame_rates, str, framerate, ic, st);
652 if (framerate && av_parse_video_rate(&ist->framerate,
654 av_log(NULL, AV_LOG_ERROR, "Error parsing framerate %s.\n",
659 ist->top_field_first = -1;
660 MATCH_PER_STREAM_OPT(top_field_first, i, ist->top_field_first, ic, st);
662 MATCH_PER_STREAM_OPT(hwaccels, str, hwaccel, ic, st);
664 if (!strcmp(hwaccel, "none"))
665 ist->hwaccel_id = HWACCEL_NONE;
666 else if (!strcmp(hwaccel, "auto"))
667 ist->hwaccel_id = HWACCEL_AUTO;
670 for (i = 0; hwaccels[i].name; i++) {
671 if (!strcmp(hwaccels[i].name, hwaccel)) {
672 ist->hwaccel_id = hwaccels[i].id;
677 if (!ist->hwaccel_id) {
678 av_log(NULL, AV_LOG_FATAL, "Unrecognized hwaccel: %s.\n",
680 av_log(NULL, AV_LOG_FATAL, "Supported hwaccels: ");
681 for (i = 0; hwaccels[i].name; i++)
682 av_log(NULL, AV_LOG_FATAL, "%s ", hwaccels[i].name);
683 av_log(NULL, AV_LOG_FATAL, "\n");
689 MATCH_PER_STREAM_OPT(hwaccel_devices, str, hwaccel_device, ic, st);
690 if (hwaccel_device) {
691 ist->hwaccel_device = av_strdup(hwaccel_device);
692 if (!ist->hwaccel_device)
695 ist->hwaccel_pix_fmt = AV_PIX_FMT_NONE;
698 case AVMEDIA_TYPE_AUDIO:
699 ist->guess_layout_max = INT_MAX;
700 MATCH_PER_STREAM_OPT(guess_layout_max, i, ist->guess_layout_max, ic, st);
701 guess_input_channel_layout(ist);
703 ist->resample_sample_fmt = ist->dec_ctx->sample_fmt;
704 ist->resample_sample_rate = ist->dec_ctx->sample_rate;
705 ist->resample_channels = ist->dec_ctx->channels;
706 ist->resample_channel_layout = ist->dec_ctx->channel_layout;
709 case AVMEDIA_TYPE_DATA:
710 case AVMEDIA_TYPE_SUBTITLE: {
711 char *canvas_size = NULL;
713 ist->dec = avcodec_find_decoder(dec->codec_id);
714 MATCH_PER_STREAM_OPT(fix_sub_duration, i, ist->fix_sub_duration, ic, st);
715 MATCH_PER_STREAM_OPT(canvas_sizes, str, canvas_size, ic, st);
717 av_parse_video_size(&ist->dec_ctx->width, &ist->dec_ctx->height, canvas_size) < 0) {
718 av_log(NULL, AV_LOG_FATAL, "Invalid canvas size: %s.\n", canvas_size);
723 case AVMEDIA_TYPE_ATTACHMENT:
724 case AVMEDIA_TYPE_UNKNOWN:
732 static void assert_file_overwrite(const char *filename)
734 if (file_overwrite && no_file_overwrite) {
735 fprintf(stderr, "Error, both -y and -n supplied. Exiting.\n");
739 if (!file_overwrite) {
740 const char *proto_name = avio_find_protocol_name(filename);
741 if (proto_name && !strcmp(proto_name, "file") && avio_check(filename, 0) == 0) {
742 if (stdin_interaction && !no_file_overwrite) {
743 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
746 signal(SIGINT, SIG_DFL);
748 av_log(NULL, AV_LOG_FATAL, "Not overwriting - exiting\n");
754 av_log(NULL, AV_LOG_FATAL, "File '%s' already exists. Exiting.\n", filename);
761 static void dump_attachment(AVStream *st, const char *filename)
764 AVIOContext *out = NULL;
765 AVDictionaryEntry *e;
767 if (!st->codec->extradata_size) {
768 av_log(NULL, AV_LOG_WARNING, "No extradata to dump in stream #%d:%d.\n",
769 nb_input_files - 1, st->index);
772 if (!*filename && (e = av_dict_get(st->metadata, "filename", NULL, 0)))
775 av_log(NULL, AV_LOG_FATAL, "No filename specified and no 'filename' tag"
776 "in stream #%d:%d.\n", nb_input_files - 1, st->index);
780 assert_file_overwrite(filename);
782 if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, &int_cb, NULL)) < 0) {
783 av_log(NULL, AV_LOG_FATAL, "Could not open file %s for writing.\n",
788 avio_write(out, st->codec->extradata, st->codec->extradata_size);
793 static int open_input_file(OptionsContext *o, const char *filename)
797 AVInputFormat *file_iformat = NULL;
801 AVDictionary *unused_opts = NULL;
802 AVDictionaryEntry *e = NULL;
803 int orig_nb_streams; // number of streams before avformat_find_stream_info
804 char * video_codec_name = NULL;
805 char * audio_codec_name = NULL;
806 char *subtitle_codec_name = NULL;
807 char * data_codec_name = NULL;
808 int scan_all_pmts_set = 0;
811 if (!(file_iformat = av_find_input_format(o->format))) {
812 av_log(NULL, AV_LOG_FATAL, "Unknown input format: '%s'\n", o->format);
817 if (!strcmp(filename, "-"))
820 stdin_interaction &= strncmp(filename, "pipe:", 5) &&
821 strcmp(filename, "/dev/stdin");
823 /* get default parameters from command line */
824 ic = avformat_alloc_context();
826 print_error(filename, AVERROR(ENOMEM));
829 if (o->nb_audio_sample_rate) {
830 av_dict_set_int(&o->g->format_opts, "sample_rate", o->audio_sample_rate[o->nb_audio_sample_rate - 1].u.i, 0);
832 if (o->nb_audio_channels) {
833 /* because we set audio_channels based on both the "ac" and
834 * "channel_layout" options, we need to check that the specified
835 * demuxer actually has the "channels" option before setting it */
836 if (file_iformat && file_iformat->priv_class &&
837 av_opt_find(&file_iformat->priv_class, "channels", NULL, 0,
838 AV_OPT_SEARCH_FAKE_OBJ)) {
839 av_dict_set_int(&o->g->format_opts, "channels", o->audio_channels[o->nb_audio_channels - 1].u.i, 0);
842 if (o->nb_frame_rates) {
843 /* set the format-level framerate option;
844 * this is important for video grabbers, e.g. x11 */
845 if (file_iformat && file_iformat->priv_class &&
846 av_opt_find(&file_iformat->priv_class, "framerate", NULL, 0,
847 AV_OPT_SEARCH_FAKE_OBJ)) {
848 av_dict_set(&o->g->format_opts, "framerate",
849 o->frame_rates[o->nb_frame_rates - 1].u.str, 0);
852 if (o->nb_frame_sizes) {
853 av_dict_set(&o->g->format_opts, "video_size", o->frame_sizes[o->nb_frame_sizes - 1].u.str, 0);
855 if (o->nb_frame_pix_fmts)
856 av_dict_set(&o->g->format_opts, "pixel_format", o->frame_pix_fmts[o->nb_frame_pix_fmts - 1].u.str, 0);
858 MATCH_PER_TYPE_OPT(codec_names, str, video_codec_name, ic, "v");
859 MATCH_PER_TYPE_OPT(codec_names, str, audio_codec_name, ic, "a");
860 MATCH_PER_TYPE_OPT(codec_names, str, subtitle_codec_name, ic, "s");
862 ic->video_codec_id = video_codec_name ?
863 find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0)->id : AV_CODEC_ID_NONE;
864 ic->audio_codec_id = audio_codec_name ?
865 find_codec_or_die(audio_codec_name , AVMEDIA_TYPE_AUDIO , 0)->id : AV_CODEC_ID_NONE;
866 ic->subtitle_codec_id= subtitle_codec_name ?
867 find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0)->id : AV_CODEC_ID_NONE;
868 ic->data_codec_id = data_codec_name ?
869 find_codec_or_die(data_codec_name, AVMEDIA_TYPE_DATA, 0)->id : AV_CODEC_ID_NONE;
871 if (video_codec_name)
872 av_format_set_video_codec (ic, find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0));
873 if (audio_codec_name)
874 av_format_set_audio_codec (ic, find_codec_or_die(audio_codec_name , AVMEDIA_TYPE_AUDIO , 0));
875 if (subtitle_codec_name)
876 av_format_set_subtitle_codec(ic, find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0));
878 av_format_set_data_codec(ic, find_codec_or_die(data_codec_name, AVMEDIA_TYPE_DATA, 0));
880 ic->flags |= AVFMT_FLAG_NONBLOCK;
881 ic->interrupt_callback = int_cb;
883 if (!av_dict_get(o->g->format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE)) {
884 av_dict_set(&o->g->format_opts, "scan_all_pmts", "1", AV_DICT_DONT_OVERWRITE);
885 scan_all_pmts_set = 1;
887 /* open the input file with generic avformat function */
888 err = avformat_open_input(&ic, filename, file_iformat, &o->g->format_opts);
890 print_error(filename, err);
893 if (scan_all_pmts_set)
894 av_dict_set(&o->g->format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE);
895 remove_avoptions(&o->g->format_opts, o->g->codec_opts);
896 assert_avoptions(o->g->format_opts);
898 /* apply forced codec ids */
899 for (i = 0; i < ic->nb_streams; i++)
900 choose_decoder(o, ic, ic->streams[i]);
902 /* Set AVCodecContext options for avformat_find_stream_info */
903 opts = setup_find_stream_info_opts(ic, o->g->codec_opts);
904 orig_nb_streams = ic->nb_streams;
906 /* If not enough info to get the stream parameters, we decode the
907 first frames to get it. (used in mpeg case for example) */
908 ret = avformat_find_stream_info(ic, opts);
910 av_log(NULL, AV_LOG_FATAL, "%s: could not find codec parameters\n", filename);
911 if (ic->nb_streams == 0) {
912 avformat_close_input(&ic);
917 timestamp = (o->start_time == AV_NOPTS_VALUE) ? 0 : o->start_time;
918 /* add the stream start time */
919 if (ic->start_time != AV_NOPTS_VALUE)
920 timestamp += ic->start_time;
922 /* if seeking requested, we execute it */
923 if (o->start_time != AV_NOPTS_VALUE) {
924 ret = avformat_seek_file(ic, -1, INT64_MIN, timestamp, timestamp, 0);
926 av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n",
927 filename, (double)timestamp / AV_TIME_BASE);
931 /* update the current parameters so that they match the one of the input stream */
932 add_input_streams(o, ic);
934 /* dump the file content */
935 av_dump_format(ic, nb_input_files, filename, 0);
937 GROW_ARRAY(input_files, nb_input_files);
938 f = av_mallocz(sizeof(*f));
941 input_files[nb_input_files - 1] = f;
944 f->ist_index = nb_input_streams - ic->nb_streams;
945 f->start_time = o->start_time;
946 f->recording_time = o->recording_time;
947 f->input_ts_offset = o->input_ts_offset;
948 f->ts_offset = o->input_ts_offset - (copy_ts ? (start_at_zero && ic->start_time != AV_NOPTS_VALUE ? ic->start_time : 0) : timestamp);
949 f->nb_streams = ic->nb_streams;
950 f->rate_emu = o->rate_emu;
951 f->accurate_seek = o->accurate_seek;
953 /* check if all codec options have been used */
954 unused_opts = strip_specifiers(o->g->codec_opts);
955 for (i = f->ist_index; i < nb_input_streams; i++) {
957 while ((e = av_dict_get(input_streams[i]->decoder_opts, "", e,
958 AV_DICT_IGNORE_SUFFIX)))
959 av_dict_set(&unused_opts, e->key, NULL, 0);
963 while ((e = av_dict_get(unused_opts, "", e, AV_DICT_IGNORE_SUFFIX))) {
964 const AVClass *class = avcodec_get_class();
965 const AVOption *option = av_opt_find(&class, e->key, NULL, 0,
966 AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ);
967 const AVClass *fclass = avformat_get_class();
968 const AVOption *foption = av_opt_find(&fclass, e->key, NULL, 0,
969 AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ);
970 if (!option || foption)
974 if (!(option->flags & AV_OPT_FLAG_DECODING_PARAM)) {
975 av_log(NULL, AV_LOG_ERROR, "Codec AVOption %s (%s) specified for "
976 "input file #%d (%s) is not a decoding option.\n", e->key,
977 option->help ? option->help : "", nb_input_files - 1,
982 av_log(NULL, AV_LOG_WARNING, "Codec AVOption %s (%s) specified for "
983 "input file #%d (%s) has not been used for any stream. The most "
984 "likely reason is either wrong type (e.g. a video option with "
985 "no video streams) or that it is a private option of some decoder "
986 "which was not actually used for any stream.\n", e->key,
987 option->help ? option->help : "", nb_input_files - 1, filename);
989 av_dict_free(&unused_opts);
991 for (i = 0; i < o->nb_dump_attachment; i++) {
994 for (j = 0; j < ic->nb_streams; j++) {
995 AVStream *st = ic->streams[j];
997 if (check_stream_specifier(ic, st, o->dump_attachment[i].specifier) == 1)
998 dump_attachment(st, o->dump_attachment[i].u.str);
1002 for (i = 0; i < orig_nb_streams; i++)
1003 av_dict_free(&opts[i]);
1009 static uint8_t *get_line(AVIOContext *s)
1015 if (avio_open_dyn_buf(&line) < 0) {
1016 av_log(NULL, AV_LOG_FATAL, "Could not alloc buffer for reading preset.\n");
1020 while ((c = avio_r8(s)) && c != '\n')
1023 avio_close_dyn_buf(line, &buf);
1028 static int get_preset_file_2(const char *preset_name, const char *codec_name, AVIOContext **s)
1031 char filename[1000];
1032 const char *base[3] = { getenv("AVCONV_DATADIR"),
1037 for (i = 0; i < FF_ARRAY_ELEMS(base) && ret < 0; i++) {
1041 snprintf(filename, sizeof(filename), "%s%s/%s-%s.avpreset", base[i],
1042 i != 1 ? "" : "/.avconv", codec_name, preset_name);
1043 ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
1046 snprintf(filename, sizeof(filename), "%s%s/%s.avpreset", base[i],
1047 i != 1 ? "" : "/.avconv", preset_name);
1048 ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
1054 static void choose_encoder(OptionsContext *o, AVFormatContext *s, OutputStream *ost)
1056 char *codec_name = NULL;
1058 MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, ost->st);
1060 ost->st->codec->codec_id = av_guess_codec(s->oformat, NULL, s->filename,
1061 NULL, ost->st->codec->codec_type);
1062 ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
1063 } else if (!strcmp(codec_name, "copy"))
1064 ost->stream_copy = 1;
1066 ost->enc = find_codec_or_die(codec_name, ost->st->codec->codec_type, 1);
1067 ost->st->codec->codec_id = ost->enc->id;
1071 static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type, int source_index)
1074 AVStream *st = avformat_new_stream(oc, NULL);
1075 int idx = oc->nb_streams - 1, ret = 0;
1076 char *bsf = NULL, *next, *codec_tag = NULL;
1077 AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL;
1082 av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n");
1086 if (oc->nb_streams - 1 < o->nb_streamid_map)
1087 st->id = o->streamid_map[oc->nb_streams - 1];
1089 GROW_ARRAY(output_streams, nb_output_streams);
1090 if (!(ost = av_mallocz(sizeof(*ost))))
1092 output_streams[nb_output_streams - 1] = ost;
1094 ost->file_index = nb_output_files - 1;
1097 st->codec->codec_type = type;
1098 choose_encoder(o, oc, ost);
1100 ost->enc_ctx = avcodec_alloc_context3(ost->enc);
1101 if (!ost->enc_ctx) {
1102 av_log(NULL, AV_LOG_ERROR, "Error allocating the encoding context.\n");
1105 ost->enc_ctx->codec_type = type;
1108 AVIOContext *s = NULL;
1109 char *buf = NULL, *arg = NULL, *preset = NULL;
1111 ost->encoder_opts = filter_codec_opts(o->g->codec_opts, ost->enc->id, oc, st, ost->enc);
1113 MATCH_PER_STREAM_OPT(presets, str, preset, oc, st);
1114 if (preset && (!(ret = get_preset_file_2(preset, ost->enc->name, &s)))) {
1117 if (!buf[0] || buf[0] == '#') {
1121 if (!(arg = strchr(buf, '='))) {
1122 av_log(NULL, AV_LOG_FATAL, "Invalid line found in the preset file.\n");
1126 av_dict_set(&ost->encoder_opts, buf, arg, AV_DICT_DONT_OVERWRITE);
1128 } while (!s->eof_reached);
1132 av_log(NULL, AV_LOG_FATAL,
1133 "Preset %s specified for stream %d:%d, but could not be opened.\n",
1134 preset, ost->file_index, ost->index);
1138 ost->encoder_opts = filter_codec_opts(o->g->codec_opts, AV_CODEC_ID_NONE, oc, st, NULL);
1141 ost->max_frames = INT64_MAX;
1142 MATCH_PER_STREAM_OPT(max_frames, i64, ost->max_frames, oc, st);
1143 for (i = 0; i<o->nb_max_frames; i++) {
1144 char *p = o->max_frames[i].specifier;
1145 if (!*p && type != AVMEDIA_TYPE_VIDEO) {
1146 av_log(NULL, AV_LOG_WARNING, "Applying unspecific -frames to non video streams, maybe you meant -vframes ?\n");
1151 ost->copy_prior_start = -1;
1152 MATCH_PER_STREAM_OPT(copy_prior_start, i, ost->copy_prior_start, oc ,st);
1154 MATCH_PER_STREAM_OPT(bitstream_filters, str, bsf, oc, st);
1157 if (next = strchr(bsf, ','))
1159 if (arg = strchr(bsf, '='))
1161 if (!(bsfc = av_bitstream_filter_init(bsf))) {
1162 av_log(NULL, AV_LOG_FATAL, "Unknown bitstream filter %s\n", bsf);
1166 bsfc_prev->next = bsfc;
1168 ost->bitstream_filters = bsfc;
1169 av_dict_set(&ost->bsf_args, bsfc->filter->name, arg, 0);
1175 MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st);
1177 uint32_t tag = strtol(codec_tag, &next, 0);
1179 tag = AV_RL32(codec_tag);
1180 ost->enc_ctx->codec_tag = tag;
1183 MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st);
1185 ost->enc_ctx->flags |= CODEC_FLAG_QSCALE;
1186 ost->enc_ctx->global_quality = FF_QP2LAMBDA * qscale;
1189 if (oc->oformat->flags & AVFMT_GLOBALHEADER)
1190 ost->enc_ctx->flags |= CODEC_FLAG_GLOBAL_HEADER;
1192 av_opt_get_int(o->g->sws_opts, "sws_flags", 0, &ost->sws_flags);
1194 av_dict_copy(&ost->swr_opts, o->g->swr_opts, 0);
1195 if (ost->enc && av_get_exact_bits_per_sample(ost->enc->id) == 24)
1196 av_dict_set(&ost->swr_opts, "output_sample_bits", "24", 0);
1198 av_dict_copy(&ost->resample_opts, o->g->resample_opts, 0);
1200 ost->source_index = source_index;
1201 if (source_index >= 0) {
1202 ost->sync_ist = input_streams[source_index];
1203 input_streams[source_index]->discard = 0;
1204 input_streams[source_index]->st->discard = input_streams[source_index]->user_set_discard;
1206 ost->last_mux_dts = AV_NOPTS_VALUE;
1211 static void parse_matrix_coeffs(uint16_t *dest, const char *str)
1214 const char *p = str;
1221 av_log(NULL, AV_LOG_FATAL, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
1228 /* read file contents into a string */
1229 static uint8_t *read_file(const char *filename)
1231 AVIOContext *pb = NULL;
1232 AVIOContext *dyn_buf = NULL;
1233 int ret = avio_open(&pb, filename, AVIO_FLAG_READ);
1234 uint8_t buf[1024], *str;
1237 av_log(NULL, AV_LOG_ERROR, "Error opening file %s.\n", filename);
1241 ret = avio_open_dyn_buf(&dyn_buf);
1246 while ((ret = avio_read(pb, buf, sizeof(buf))) > 0)
1247 avio_write(dyn_buf, buf, ret);
1248 avio_w8(dyn_buf, 0);
1251 ret = avio_close_dyn_buf(dyn_buf, &str);
1257 static char *get_ost_filters(OptionsContext *o, AVFormatContext *oc,
1260 AVStream *st = ost->st;
1262 if (ost->filters_script && ost->filters) {
1263 av_log(NULL, AV_LOG_ERROR, "Both -filter and -filter_script set for "
1264 "output stream #%d:%d.\n", nb_output_files, st->index);
1268 if (ost->filters_script)
1269 return read_file(ost->filters_script);
1270 else if (ost->filters)
1271 return av_strdup(ost->filters);
1273 return av_strdup(st->codec->codec_type == AVMEDIA_TYPE_VIDEO ?
1277 static void check_streamcopy_filters(OptionsContext *o, AVFormatContext *oc,
1278 const OutputStream *ost, enum AVMediaType type)
1280 if (ost->filters_script || ost->filters) {
1281 av_log(NULL, AV_LOG_ERROR,
1282 "%s '%s' was defined for %s output stream %d:%d but codec copy was selected.\n"
1283 "Filtering and streamcopy cannot be used together.\n",
1284 ost->filters ? "Filtergraph" : "Filtergraph script",
1285 ost->filters ? ost->filters : ost->filters_script,
1286 av_get_media_type_string(type), ost->file_index, ost->index);
1291 static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
1295 AVCodecContext *video_enc;
1296 char *frame_rate = NULL, *frame_aspect_ratio = NULL;
1298 ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO, source_index);
1300 video_enc = ost->enc_ctx;
1302 MATCH_PER_STREAM_OPT(frame_rates, str, frame_rate, oc, st);
1303 if (frame_rate && av_parse_video_rate(&ost->frame_rate, frame_rate) < 0) {
1304 av_log(NULL, AV_LOG_FATAL, "Invalid framerate value: %s\n", frame_rate);
1307 if (frame_rate && video_sync_method == VSYNC_PASSTHROUGH)
1308 av_log(NULL, AV_LOG_ERROR, "Using -vsync 0 and -r can produce invalid output files\n");
1310 MATCH_PER_STREAM_OPT(frame_aspect_ratios, str, frame_aspect_ratio, oc, st);
1311 if (frame_aspect_ratio) {
1313 if (av_parse_ratio(&q, frame_aspect_ratio, 255, 0, NULL) < 0 ||
1314 q.num <= 0 || q.den <= 0) {
1315 av_log(NULL, AV_LOG_FATAL, "Invalid aspect ratio: %s\n", frame_aspect_ratio);
1318 ost->frame_aspect_ratio = q;
1321 MATCH_PER_STREAM_OPT(filter_scripts, str, ost->filters_script, oc, st);
1322 MATCH_PER_STREAM_OPT(filters, str, ost->filters, oc, st);
1324 if (!ost->stream_copy) {
1325 const char *p = NULL;
1326 char *frame_size = NULL;
1327 char *frame_pix_fmt = NULL;
1328 char *intra_matrix = NULL, *inter_matrix = NULL;
1329 char *chroma_intra_matrix = NULL;
1333 MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st);
1334 if (frame_size && av_parse_video_size(&video_enc->width, &video_enc->height, frame_size) < 0) {
1335 av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size);
1339 video_enc->bits_per_raw_sample = frame_bits_per_raw_sample;
1340 MATCH_PER_STREAM_OPT(frame_pix_fmts, str, frame_pix_fmt, oc, st);
1341 if (frame_pix_fmt && *frame_pix_fmt == '+') {
1342 ost->keep_pix_fmt = 1;
1343 if (!*++frame_pix_fmt)
1344 frame_pix_fmt = NULL;
1346 if (frame_pix_fmt && (video_enc->pix_fmt = av_get_pix_fmt(frame_pix_fmt)) == AV_PIX_FMT_NONE) {
1347 av_log(NULL, AV_LOG_FATAL, "Unknown pixel format requested: %s.\n", frame_pix_fmt);
1350 st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
1353 video_enc->gop_size = 0;
1354 MATCH_PER_STREAM_OPT(intra_matrices, str, intra_matrix, oc, st);
1356 if (!(video_enc->intra_matrix = av_mallocz(sizeof(*video_enc->intra_matrix) * 64))) {
1357 av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n");
1360 parse_matrix_coeffs(video_enc->intra_matrix, intra_matrix);
1362 MATCH_PER_STREAM_OPT(chroma_intra_matrices, str, chroma_intra_matrix, oc, st);
1363 if (chroma_intra_matrix) {
1364 uint16_t *p = av_mallocz(sizeof(*video_enc->chroma_intra_matrix) * 64);
1366 av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n");
1369 av_codec_set_chroma_intra_matrix(video_enc, p);
1370 parse_matrix_coeffs(p, chroma_intra_matrix);
1372 MATCH_PER_STREAM_OPT(inter_matrices, str, inter_matrix, oc, st);
1374 if (!(video_enc->inter_matrix = av_mallocz(sizeof(*video_enc->inter_matrix) * 64))) {
1375 av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for inter matrix.\n");
1378 parse_matrix_coeffs(video_enc->inter_matrix, inter_matrix);
1381 MATCH_PER_STREAM_OPT(rc_overrides, str, p, oc, st);
1382 for (i = 0; p; i++) {
1384 int e = sscanf(p, "%d,%d,%d", &start, &end, &q);
1386 av_log(NULL, AV_LOG_FATAL, "error parsing rc_override\n");
1389 video_enc->rc_override =
1390 av_realloc_array(video_enc->rc_override,
1391 i + 1, sizeof(RcOverride));
1392 if (!video_enc->rc_override)
1394 video_enc->rc_override[i].start_frame = start;
1395 video_enc->rc_override[i].end_frame = end;
1397 video_enc->rc_override[i].qscale = q;
1398 video_enc->rc_override[i].quality_factor = 1.0;
1401 video_enc->rc_override[i].qscale = 0;
1402 video_enc->rc_override[i].quality_factor = -q/100.0;
1407 video_enc->rc_override_count = i;
1410 video_enc->flags|= CODEC_FLAG_PSNR;
1413 MATCH_PER_STREAM_OPT(pass, i, do_pass, oc, st);
1416 video_enc->flags |= CODEC_FLAG_PASS1;
1417 av_dict_set(&ost->encoder_opts, "flags", "+pass1", AV_DICT_APPEND);
1420 video_enc->flags |= CODEC_FLAG_PASS2;
1421 av_dict_set(&ost->encoder_opts, "flags", "+pass2", AV_DICT_APPEND);
1425 MATCH_PER_STREAM_OPT(passlogfiles, str, ost->logfile_prefix, oc, st);
1426 if (ost->logfile_prefix &&
1427 !(ost->logfile_prefix = av_strdup(ost->logfile_prefix)))
1430 MATCH_PER_STREAM_OPT(forced_key_frames, str, ost->forced_keyframes, oc, st);
1431 if (ost->forced_keyframes)
1432 ost->forced_keyframes = av_strdup(ost->forced_keyframes);
1434 MATCH_PER_STREAM_OPT(force_fps, i, ost->force_fps, oc, st);
1436 ost->top_field_first = -1;
1437 MATCH_PER_STREAM_OPT(top_field_first, i, ost->top_field_first, oc, st);
1440 ost->avfilter = get_ost_filters(o, oc, ost);
1444 MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc ,st);
1447 if (ost->stream_copy)
1448 check_streamcopy_filters(o, oc, ost, AVMEDIA_TYPE_VIDEO);
1453 static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
1458 AVCodecContext *audio_enc;
1460 ost = new_output_stream(o, oc, AVMEDIA_TYPE_AUDIO, source_index);
1463 audio_enc = ost->enc_ctx;
1464 audio_enc->codec_type = AVMEDIA_TYPE_AUDIO;
1466 MATCH_PER_STREAM_OPT(filter_scripts, str, ost->filters_script, oc, st);
1467 MATCH_PER_STREAM_OPT(filters, str, ost->filters, oc, st);
1469 if (!ost->stream_copy) {
1470 char *sample_fmt = NULL;
1472 MATCH_PER_STREAM_OPT(audio_channels, i, audio_enc->channels, oc, st);
1474 MATCH_PER_STREAM_OPT(sample_fmts, str, sample_fmt, oc, st);
1476 (audio_enc->sample_fmt = av_get_sample_fmt(sample_fmt)) == AV_SAMPLE_FMT_NONE) {
1477 av_log(NULL, AV_LOG_FATAL, "Invalid sample format '%s'\n", sample_fmt);
1481 MATCH_PER_STREAM_OPT(audio_sample_rate, i, audio_enc->sample_rate, oc, st);
1483 MATCH_PER_STREAM_OPT(apad, str, ost->apad, oc, st);
1484 ost->apad = av_strdup(ost->apad);
1486 ost->avfilter = get_ost_filters(o, oc, ost);
1490 /* check for channel mapping for this audio stream */
1491 for (n = 0; n < o->nb_audio_channel_maps; n++) {
1492 AudioChannelMap *map = &o->audio_channel_maps[n];
1493 if ((map->ofile_idx == -1 || ost->file_index == map->ofile_idx) &&
1494 (map->ostream_idx == -1 || ost->st->index == map->ostream_idx)) {
1497 if (map->channel_idx == -1) {
1499 } else if (ost->source_index < 0) {
1500 av_log(NULL, AV_LOG_FATAL, "Cannot determine input stream for channel mapping %d.%d\n",
1501 ost->file_index, ost->st->index);
1504 ist = input_streams[ost->source_index];
1507 if (!ist || (ist->file_index == map->file_idx && ist->st->index == map->stream_idx)) {
1508 if (av_reallocp_array(&ost->audio_channels_map,
1509 ost->audio_channels_mapped + 1,
1510 sizeof(*ost->audio_channels_map)
1514 ost->audio_channels_map[ost->audio_channels_mapped++] = map->channel_idx;
1520 if (ost->stream_copy)
1521 check_streamcopy_filters(o, oc, ost, AVMEDIA_TYPE_AUDIO);
1526 static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
1530 ost = new_output_stream(o, oc, AVMEDIA_TYPE_DATA, source_index);
1531 if (!ost->stream_copy) {
1532 av_log(NULL, AV_LOG_FATAL, "Data stream encoding not supported yet (only streamcopy)\n");
1539 static OutputStream *new_attachment_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
1541 OutputStream *ost = new_output_stream(o, oc, AVMEDIA_TYPE_ATTACHMENT, source_index);
1542 ost->stream_copy = 1;
1547 static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
1551 AVCodecContext *subtitle_enc;
1553 ost = new_output_stream(o, oc, AVMEDIA_TYPE_SUBTITLE, source_index);
1555 subtitle_enc = ost->enc_ctx;
1557 subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
1559 MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc, st);
1561 if (!ost->stream_copy) {
1562 char *frame_size = NULL;
1564 MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st);
1565 if (frame_size && av_parse_video_size(&subtitle_enc->width, &subtitle_enc->height, frame_size) < 0) {
1566 av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size);
1574 /* arg format is "output-stream-index:streamid-value". */
1575 static int opt_streamid(void *optctx, const char *opt, const char *arg)
1577 OptionsContext *o = optctx;
1582 av_strlcpy(idx_str, arg, sizeof(idx_str));
1583 p = strchr(idx_str, ':');
1585 av_log(NULL, AV_LOG_FATAL,
1586 "Invalid value '%s' for option '%s', required syntax is 'index:value'\n",
1591 idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, MAX_STREAMS-1);
1592 o->streamid_map = grow_array(o->streamid_map, sizeof(*o->streamid_map), &o->nb_streamid_map, idx+1);
1593 o->streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);
1597 static int copy_chapters(InputFile *ifile, OutputFile *ofile, int copy_metadata)
1599 AVFormatContext *is = ifile->ctx;
1600 AVFormatContext *os = ofile->ctx;
1604 tmp = av_realloc_f(os->chapters, is->nb_chapters + os->nb_chapters, sizeof(*os->chapters));
1606 return AVERROR(ENOMEM);
1609 for (i = 0; i < is->nb_chapters; i++) {
1610 AVChapter *in_ch = is->chapters[i], *out_ch;
1611 int64_t start_time = (ofile->start_time == AV_NOPTS_VALUE) ? 0 : ofile->start_time;
1612 int64_t ts_off = av_rescale_q(start_time - ifile->ts_offset,
1613 AV_TIME_BASE_Q, in_ch->time_base);
1614 int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX :
1615 av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base);
1618 if (in_ch->end < ts_off)
1620 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
1623 out_ch = av_mallocz(sizeof(AVChapter));
1625 return AVERROR(ENOMEM);
1627 out_ch->id = in_ch->id;
1628 out_ch->time_base = in_ch->time_base;
1629 out_ch->start = FFMAX(0, in_ch->start - ts_off);
1630 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
1633 av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
1635 os->chapters[os->nb_chapters++] = out_ch;
1640 static int read_ffserver_streams(OptionsContext *o, AVFormatContext *s, const char *filename)
1643 AVFormatContext *ic = avformat_alloc_context();
1645 ic->interrupt_callback = int_cb;
1646 err = avformat_open_input(&ic, filename, NULL, NULL);
1649 /* copy stream format */
1650 for(i=0;i<ic->nb_streams;i++) {
1654 const char *enc_config;
1656 codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id);
1658 av_log(s, AV_LOG_ERROR, "no encoder found for codec id %i\n", ic->streams[i]->codec->codec_id);
1659 return AVERROR(EINVAL);
1661 if (codec->type == AVMEDIA_TYPE_AUDIO)
1662 opt_audio_codec(o, "c:a", codec->name);
1663 else if (codec->type == AVMEDIA_TYPE_VIDEO)
1664 opt_video_codec(o, "c:v", codec->name);
1665 ost = new_output_stream(o, s, codec->type, -1);
1668 avcodec_get_context_defaults3(st->codec, codec);
1669 enc_config = av_stream_get_recommended_encoder_configuration(ic->streams[i]);
1671 AVDictionary *opts = NULL;
1672 av_dict_parse_string(&opts, enc_config, "=", ",", 0);
1673 av_opt_set_dict2(st->codec, &opts, AV_OPT_SEARCH_CHILDREN);
1674 av_dict_free(&opts);
1677 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO && !ost->stream_copy)
1678 choose_sample_fmt(st, codec);
1679 else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO && !ost->stream_copy)
1680 choose_pixel_fmt(st, st->codec, codec, st->codec->pix_fmt);
1681 avcodec_copy_context(ost->enc_ctx, st->codec);
1683 av_dict_parse_string(&ost->encoder_opts, enc_config, "=", ",", 0);
1686 avformat_close_input(&ic);
1690 static void init_output_filter(OutputFilter *ofilter, OptionsContext *o,
1691 AVFormatContext *oc)
1695 switch (avfilter_pad_get_type(ofilter->out_tmp->filter_ctx->output_pads,
1696 ofilter->out_tmp->pad_idx)) {
1697 case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc, -1); break;
1698 case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(o, oc, -1); break;
1700 av_log(NULL, AV_LOG_FATAL, "Only video and audio filters are supported "
1705 ost->source_index = -1;
1706 ost->filter = ofilter;
1710 if (ost->stream_copy) {
1711 av_log(NULL, AV_LOG_ERROR, "Streamcopy requested for output stream %d:%d, "
1712 "which is fed from a complex filtergraph. Filtering and streamcopy "
1713 "cannot be used together.\n", ost->file_index, ost->index);
1717 if (ost->avfilter && (ost->filters || ost->filters_script)) {
1718 const char *opt = ost->filters ? "-vf/-af/-filter" : "-filter_script";
1719 av_log(NULL, AV_LOG_ERROR,
1720 "%s '%s' was specified through the %s option "
1721 "for output stream %d:%d, which is fed from a complex filtergraph.\n"
1722 "%s and -filter_complex cannot be used together for the same stream.\n",
1723 ost->filters ? "Filtergraph" : "Filtergraph script",
1724 ost->filters ? ost->filters : ost->filters_script,
1725 opt, ost->file_index, ost->index, opt);
1729 if (configure_output_filter(ofilter->graph, ofilter, ofilter->out_tmp) < 0) {
1730 av_log(NULL, AV_LOG_FATAL, "Error configuring filter.\n");
1733 avfilter_inout_free(&ofilter->out_tmp);
1736 static int configure_complex_filters(void)
1740 for (i = 0; i < nb_filtergraphs; i++)
1741 if (!filtergraphs[i]->graph &&
1742 (ret = configure_filtergraph(filtergraphs[i])) < 0)
1747 static int open_output_file(OptionsContext *o, const char *filename)
1749 AVFormatContext *oc;
1751 AVOutputFormat *file_oformat;
1755 AVDictionary *unused_opts = NULL;
1756 AVDictionaryEntry *e = NULL;
1758 if (configure_complex_filters() < 0) {
1759 av_log(NULL, AV_LOG_FATAL, "Error configuring filters.\n");
1763 if (o->stop_time != INT64_MAX && o->recording_time != INT64_MAX) {
1764 o->stop_time = INT64_MAX;
1765 av_log(NULL, AV_LOG_WARNING, "-t and -to cannot be used together; using -t.\n");
1768 if (o->stop_time != INT64_MAX && o->recording_time == INT64_MAX) {
1769 int64_t start_time = o->start_time == AV_NOPTS_VALUE ? 0 : o->start_time;
1770 if (o->stop_time <= start_time) {
1771 av_log(NULL, AV_LOG_ERROR, "-to value smaller than -ss; aborting.\n");
1774 o->recording_time = o->stop_time - start_time;
1778 GROW_ARRAY(output_files, nb_output_files);
1779 of = av_mallocz(sizeof(*of));
1782 output_files[nb_output_files - 1] = of;
1784 of->ost_index = nb_output_streams;
1785 of->recording_time = o->recording_time;
1786 of->start_time = o->start_time;
1787 of->limit_filesize = o->limit_filesize;
1788 of->shortest = o->shortest;
1789 av_dict_copy(&of->opts, o->g->format_opts, 0);
1791 if (!strcmp(filename, "-"))
1794 err = avformat_alloc_output_context2(&oc, NULL, o->format, filename);
1796 print_error(filename, err);
1801 if (o->recording_time != INT64_MAX)
1802 oc->duration = o->recording_time;
1804 file_oformat= oc->oformat;
1805 oc->interrupt_callback = int_cb;
1807 /* create streams for all unlabeled output pads */
1808 for (i = 0; i < nb_filtergraphs; i++) {
1809 FilterGraph *fg = filtergraphs[i];
1810 for (j = 0; j < fg->nb_outputs; j++) {
1811 OutputFilter *ofilter = fg->outputs[j];
1813 if (!ofilter->out_tmp || ofilter->out_tmp->name)
1816 switch (avfilter_pad_get_type(ofilter->out_tmp->filter_ctx->output_pads,
1817 ofilter->out_tmp->pad_idx)) {
1818 case AVMEDIA_TYPE_VIDEO: o->video_disable = 1; break;
1819 case AVMEDIA_TYPE_AUDIO: o->audio_disable = 1; break;
1820 case AVMEDIA_TYPE_SUBTITLE: o->subtitle_disable = 1; break;
1822 init_output_filter(ofilter, o, oc);
1826 /* ffserver seeking with date=... needs a date reference */
1827 if (!strcmp(file_oformat->name, "ffm") &&
1828 av_strstart(filename, "http:", NULL)) {
1829 int err = parse_option(o, "metadata", "creation_time=now", options);
1831 print_error(filename, err);
1836 if (!strcmp(file_oformat->name, "ffm") && !override_ffserver &&
1837 av_strstart(filename, "http:", NULL)) {
1839 /* special case for files sent to ffserver: we get the stream
1840 parameters from ffserver */
1841 int err = read_ffserver_streams(o, oc, filename);
1843 print_error(filename, err);
1846 for(j = nb_output_streams - oc->nb_streams; j < nb_output_streams; j++) {
1847 ost = output_streams[j];
1848 for (i = 0; i < nb_input_streams; i++) {
1849 ist = input_streams[i];
1850 if(ist->st->codec->codec_type == ost->st->codec->codec_type){
1852 ost->source_index= i;
1853 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) ost->avfilter = av_strdup("anull");
1854 if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) ost->avfilter = av_strdup("null");
1856 ist->st->discard = ist->user_set_discard;
1861 av_log(NULL, AV_LOG_FATAL, "Missing %s stream which is required by this ffm\n", av_get_media_type_string(ost->st->codec->codec_type));
1865 } else if (!o->nb_stream_maps) {
1866 char *subtitle_codec_name = NULL;
1867 /* pick the "best" stream of each type */
1869 /* video: highest resolution */
1870 if (!o->video_disable && av_guess_codec(oc->oformat, NULL, filename, NULL, AVMEDIA_TYPE_VIDEO) != AV_CODEC_ID_NONE) {
1871 int area = 0, idx = -1;
1872 int qcr = avformat_query_codec(oc->oformat, oc->oformat->video_codec, 0);
1873 for (i = 0; i < nb_input_streams; i++) {
1875 ist = input_streams[i];
1876 new_area = ist->st->codec->width * ist->st->codec->height;
1877 if((qcr!=MKTAG('A', 'P', 'I', 'C')) && (ist->st->disposition & AV_DISPOSITION_ATTACHED_PIC))
1879 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
1881 if((qcr==MKTAG('A', 'P', 'I', 'C')) && !(ist->st->disposition & AV_DISPOSITION_ATTACHED_PIC))
1888 new_video_stream(o, oc, idx);
1891 /* audio: most channels */
1892 if (!o->audio_disable && av_guess_codec(oc->oformat, NULL, filename, NULL, AVMEDIA_TYPE_AUDIO) != AV_CODEC_ID_NONE) {
1893 int channels = 0, idx = -1;
1894 for (i = 0; i < nb_input_streams; i++) {
1895 ist = input_streams[i];
1896 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO &&
1897 ist->st->codec->channels > channels) {
1898 channels = ist->st->codec->channels;
1903 new_audio_stream(o, oc, idx);
1906 /* subtitles: pick first */
1907 MATCH_PER_TYPE_OPT(codec_names, str, subtitle_codec_name, oc, "s");
1908 if (!o->subtitle_disable && (avcodec_find_encoder(oc->oformat->subtitle_codec) || subtitle_codec_name)) {
1909 for (i = 0; i < nb_input_streams; i++)
1910 if (input_streams[i]->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
1911 AVCodecDescriptor const *input_descriptor =
1912 avcodec_descriptor_get(input_streams[i]->st->codec->codec_id);
1913 AVCodecDescriptor const *output_descriptor = NULL;
1914 AVCodec const *output_codec =
1915 avcodec_find_encoder(oc->oformat->subtitle_codec);
1916 int input_props = 0, output_props = 0;
1918 output_descriptor = avcodec_descriptor_get(output_codec->id);
1919 if (input_descriptor)
1920 input_props = input_descriptor->props & (AV_CODEC_PROP_TEXT_SUB | AV_CODEC_PROP_BITMAP_SUB);
1921 if (output_descriptor)
1922 output_props = output_descriptor->props & (AV_CODEC_PROP_TEXT_SUB | AV_CODEC_PROP_BITMAP_SUB);
1923 if (subtitle_codec_name ||
1924 input_props & output_props ||
1925 // Map dvb teletext which has neither property to any output subtitle encoder
1926 input_descriptor && output_descriptor &&
1927 (!input_descriptor->props ||
1928 !output_descriptor->props)) {
1929 new_subtitle_stream(o, oc, i);
1934 /* do something with data? */
1936 for (i = 0; i < o->nb_stream_maps; i++) {
1937 StreamMap *map = &o->stream_maps[i];
1942 if (map->linklabel) {
1944 OutputFilter *ofilter = NULL;
1947 for (j = 0; j < nb_filtergraphs; j++) {
1948 fg = filtergraphs[j];
1949 for (k = 0; k < fg->nb_outputs; k++) {
1950 AVFilterInOut *out = fg->outputs[k]->out_tmp;
1951 if (out && !strcmp(out->name, map->linklabel)) {
1952 ofilter = fg->outputs[k];
1959 av_log(NULL, AV_LOG_FATAL, "Output with label '%s' does not exist "
1960 "in any defined filter graph, or was already used elsewhere.\n", map->linklabel);
1963 init_output_filter(ofilter, o, oc);
1965 int src_idx = input_files[map->file_index]->ist_index + map->stream_index;
1967 ist = input_streams[input_files[map->file_index]->ist_index + map->stream_index];
1968 if(o->subtitle_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE)
1970 if(o-> audio_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
1972 if(o-> video_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
1974 if(o-> data_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_DATA)
1977 switch (ist->st->codec->codec_type) {
1978 case AVMEDIA_TYPE_VIDEO: ost = new_video_stream (o, oc, src_idx); break;
1979 case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream (o, oc, src_idx); break;
1980 case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream (o, oc, src_idx); break;
1981 case AVMEDIA_TYPE_DATA: ost = new_data_stream (o, oc, src_idx); break;
1982 case AVMEDIA_TYPE_ATTACHMENT: ost = new_attachment_stream(o, oc, src_idx); break;
1984 av_log(NULL, AV_LOG_FATAL, "Cannot map stream #%d:%d - unsupported type.\n",
1985 map->file_index, map->stream_index);
1992 /* handle attached files */
1993 for (i = 0; i < o->nb_attachments; i++) {
1995 uint8_t *attachment;
1999 if ((err = avio_open2(&pb, o->attachments[i], AVIO_FLAG_READ, &int_cb, NULL)) < 0) {
2000 av_log(NULL, AV_LOG_FATAL, "Could not open attachment file %s.\n",
2004 if ((len = avio_size(pb)) <= 0) {
2005 av_log(NULL, AV_LOG_FATAL, "Could not get size of the attachment %s.\n",
2009 if (!(attachment = av_malloc(len))) {
2010 av_log(NULL, AV_LOG_FATAL, "Attachment %s too large to fit into memory.\n",
2014 avio_read(pb, attachment, len);
2016 ost = new_attachment_stream(o, oc, -1);
2017 ost->stream_copy = 0;
2018 ost->attachment_filename = o->attachments[i];
2020 ost->enc_ctx->extradata = attachment;
2021 ost->enc_ctx->extradata_size = len;
2023 p = strrchr(o->attachments[i], '/');
2024 av_dict_set(&ost->st->metadata, "filename", (p && *p) ? p + 1 : o->attachments[i], AV_DICT_DONT_OVERWRITE);
2028 for (i = nb_output_streams - oc->nb_streams; i < nb_output_streams; i++) { //for all streams of this output file
2029 AVDictionaryEntry *e;
2030 ost = output_streams[i];
2032 if ((ost->stream_copy || ost->attachment_filename)
2033 && (e = av_dict_get(o->g->codec_opts, "flags", NULL, AV_DICT_IGNORE_SUFFIX))
2034 && (!e->key[5] || check_stream_specifier(oc, ost->st, e->key+6)))
2035 if (av_opt_set(ost->st->codec, "flags", e->value, 0) < 0)
2039 /* check if all codec options have been used */
2040 unused_opts = strip_specifiers(o->g->codec_opts);
2041 for (i = of->ost_index; i < nb_output_streams; i++) {
2043 while ((e = av_dict_get(output_streams[i]->encoder_opts, "", e,
2044 AV_DICT_IGNORE_SUFFIX)))
2045 av_dict_set(&unused_opts, e->key, NULL, 0);
2049 while ((e = av_dict_get(unused_opts, "", e, AV_DICT_IGNORE_SUFFIX))) {
2050 const AVClass *class = avcodec_get_class();
2051 const AVOption *option = av_opt_find(&class, e->key, NULL, 0,
2052 AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ);
2053 const AVClass *fclass = avformat_get_class();
2054 const AVOption *foption = av_opt_find(&fclass, e->key, NULL, 0,
2055 AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ);
2056 if (!option || foption)
2060 if (!(option->flags & AV_OPT_FLAG_ENCODING_PARAM)) {
2061 av_log(NULL, AV_LOG_ERROR, "Codec AVOption %s (%s) specified for "
2062 "output file #%d (%s) is not an encoding option.\n", e->key,
2063 option->help ? option->help : "", nb_output_files - 1,
2068 // gop_timecode is injected by generic code but not always used
2069 if (!strcmp(e->key, "gop_timecode"))
2072 av_log(NULL, AV_LOG_WARNING, "Codec AVOption %s (%s) specified for "
2073 "output file #%d (%s) has not been used for any stream. The most "
2074 "likely reason is either wrong type (e.g. a video option with "
2075 "no video streams) or that it is a private option of some encoder "
2076 "which was not actually used for any stream.\n", e->key,
2077 option->help ? option->help : "", nb_output_files - 1, filename);
2079 av_dict_free(&unused_opts);
2081 /* check filename in case of an image number is expected */
2082 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
2083 if (!av_filename_number_test(oc->filename)) {
2084 print_error(oc->filename, AVERROR(EINVAL));
2089 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
2090 /* test if it already exists to avoid losing precious files */
2091 assert_file_overwrite(filename);
2094 if ((err = avio_open2(&oc->pb, filename, AVIO_FLAG_WRITE,
2095 &oc->interrupt_callback,
2097 print_error(filename, err);
2100 } else if (strcmp(oc->oformat->name, "image2")==0 && !av_filename_number_test(filename))
2101 assert_file_overwrite(filename);
2103 if (o->mux_preload) {
2104 av_dict_set_int(&of->opts, "preload", o->mux_preload*AV_TIME_BASE, 0);
2106 oc->max_delay = (int)(o->mux_max_delay * AV_TIME_BASE);
2109 for (i = 0; i < o->nb_metadata_map; i++) {
2111 int in_file_index = strtol(o->metadata_map[i].u.str, &p, 0);
2113 if (in_file_index >= nb_input_files) {
2114 av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d while processing metadata maps\n", in_file_index);
2117 copy_metadata(o->metadata_map[i].specifier, *p ? p + 1 : p, oc,
2118 in_file_index >= 0 ?
2119 input_files[in_file_index]->ctx : NULL, o);
2123 if (o->chapters_input_file >= nb_input_files) {
2124 if (o->chapters_input_file == INT_MAX) {
2125 /* copy chapters from the first input file that has them*/
2126 o->chapters_input_file = -1;
2127 for (i = 0; i < nb_input_files; i++)
2128 if (input_files[i]->ctx->nb_chapters) {
2129 o->chapters_input_file = i;
2133 av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d in chapter mapping.\n",
2134 o->chapters_input_file);
2138 if (o->chapters_input_file >= 0)
2139 copy_chapters(input_files[o->chapters_input_file], of,
2140 !o->metadata_chapters_manual);
2142 /* copy global metadata by default */
2143 if (!o->metadata_global_manual && nb_input_files){
2144 av_dict_copy(&oc->metadata, input_files[0]->ctx->metadata,
2145 AV_DICT_DONT_OVERWRITE);
2146 if(o->recording_time != INT64_MAX)
2147 av_dict_set(&oc->metadata, "duration", NULL, 0);
2148 av_dict_set(&oc->metadata, "creation_time", NULL, 0);
2150 if (!o->metadata_streams_manual)
2151 for (i = of->ost_index; i < nb_output_streams; i++) {
2153 if (output_streams[i]->source_index < 0) /* this is true e.g. for attached files */
2155 ist = input_streams[output_streams[i]->source_index];
2156 av_dict_copy(&output_streams[i]->st->metadata, ist->st->metadata, AV_DICT_DONT_OVERWRITE);
2157 if (!output_streams[i]->stream_copy)
2158 av_dict_set(&output_streams[i]->st->metadata, "encoder", NULL, 0);
2161 /* process manually set metadata */
2162 for (i = 0; i < o->nb_metadata; i++) {
2165 const char *stream_spec;
2166 int index = 0, j, ret = 0;
2168 val = strchr(o->metadata[i].u.str, '=');
2170 av_log(NULL, AV_LOG_FATAL, "No '=' character in metadata string %s.\n",
2171 o->metadata[i].u.str);
2176 parse_meta_type(o->metadata[i].specifier, &type, &index, &stream_spec);
2178 for (j = 0; j < oc->nb_streams; j++) {
2179 if ((ret = check_stream_specifier(oc, oc->streams[j], stream_spec)) > 0) {
2180 av_dict_set(&oc->streams[j]->metadata, o->metadata[i].u.str, *val ? val : NULL, 0);
2191 if (index < 0 || index >= oc->nb_chapters) {
2192 av_log(NULL, AV_LOG_FATAL, "Invalid chapter index %d in metadata specifier.\n", index);
2195 m = &oc->chapters[index]->metadata;
2198 av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", o->metadata[i].specifier);
2201 av_dict_set(m, o->metadata[i].u.str, *val ? val : NULL, 0);
2208 static int opt_target(void *optctx, const char *opt, const char *arg)
2210 OptionsContext *o = optctx;
2211 enum { PAL, NTSC, FILM, UNKNOWN } norm = UNKNOWN;
2212 static const char *const frame_rates[] = { "25", "30000/1001", "24000/1001" };
2214 if (!strncmp(arg, "pal-", 4)) {
2217 } else if (!strncmp(arg, "ntsc-", 5)) {
2220 } else if (!strncmp(arg, "film-", 5)) {
2224 /* Try to determine PAL/NTSC by peeking in the input files */
2225 if (nb_input_files) {
2227 for (j = 0; j < nb_input_files; j++) {
2228 for (i = 0; i < input_files[j]->nb_streams; i++) {
2229 AVCodecContext *c = input_files[j]->ctx->streams[i]->codec;
2230 if (c->codec_type != AVMEDIA_TYPE_VIDEO ||
2233 fr = c->time_base.den * 1000 / c->time_base.num;
2237 } else if ((fr == 29970) || (fr == 23976)) {
2242 if (norm != UNKNOWN)
2246 if (norm != UNKNOWN)
2247 av_log(NULL, AV_LOG_INFO, "Assuming %s for target.\n", norm == PAL ? "PAL" : "NTSC");
2250 if (norm == UNKNOWN) {
2251 av_log(NULL, AV_LOG_FATAL, "Could not determine norm (PAL/NTSC/NTSC-Film) for target.\n");
2252 av_log(NULL, AV_LOG_FATAL, "Please prefix target with \"pal-\", \"ntsc-\" or \"film-\",\n");
2253 av_log(NULL, AV_LOG_FATAL, "or set a framerate with \"-r xxx\".\n");
2257 if (!strcmp(arg, "vcd")) {
2258 opt_video_codec(o, "c:v", "mpeg1video");
2259 opt_audio_codec(o, "c:a", "mp2");
2260 parse_option(o, "f", "vcd", options);
2262 parse_option(o, "s", norm == PAL ? "352x288" : "352x240", options);
2263 parse_option(o, "r", frame_rates[norm], options);
2264 opt_default(NULL, "g", norm == PAL ? "15" : "18");
2266 opt_default(NULL, "b:v", "1150000");
2267 opt_default(NULL, "maxrate", "1150000");
2268 opt_default(NULL, "minrate", "1150000");
2269 opt_default(NULL, "bufsize", "327680"); // 40*1024*8;
2271 opt_default(NULL, "b:a", "224000");
2272 parse_option(o, "ar", "44100", options);
2273 parse_option(o, "ac", "2", options);
2275 opt_default(NULL, "packetsize", "2324");
2276 opt_default(NULL, "muxrate", "1411200"); // 2352 * 75 * 8;
2278 /* We have to offset the PTS, so that it is consistent with the SCR.
2279 SCR starts at 36000, but the first two packs contain only padding
2280 and the first pack from the other stream, respectively, may also have
2281 been written before.
2282 So the real data starts at SCR 36000+3*1200. */
2283 o->mux_preload = (36000 + 3 * 1200) / 90000.0; // 0.44
2284 } else if (!strcmp(arg, "svcd")) {
2286 opt_video_codec(o, "c:v", "mpeg2video");
2287 opt_audio_codec(o, "c:a", "mp2");
2288 parse_option(o, "f", "svcd", options);
2290 parse_option(o, "s", norm == PAL ? "480x576" : "480x480", options);
2291 parse_option(o, "r", frame_rates[norm], options);
2292 parse_option(o, "pix_fmt", "yuv420p", options);
2293 opt_default(NULL, "g", norm == PAL ? "15" : "18");
2295 opt_default(NULL, "b:v", "2040000");
2296 opt_default(NULL, "maxrate", "2516000");
2297 opt_default(NULL, "minrate", "0"); // 1145000;
2298 opt_default(NULL, "bufsize", "1835008"); // 224*1024*8;
2299 opt_default(NULL, "scan_offset", "1");
2301 opt_default(NULL, "b:a", "224000");
2302 parse_option(o, "ar", "44100", options);
2304 opt_default(NULL, "packetsize", "2324");
2306 } else if (!strcmp(arg, "dvd")) {
2308 opt_video_codec(o, "c:v", "mpeg2video");
2309 opt_audio_codec(o, "c:a", "ac3");
2310 parse_option(o, "f", "dvd", options);
2312 parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options);
2313 parse_option(o, "r", frame_rates[norm], options);
2314 parse_option(o, "pix_fmt", "yuv420p", options);
2315 opt_default(NULL, "g", norm == PAL ? "15" : "18");
2317 opt_default(NULL, "b:v", "6000000");
2318 opt_default(NULL, "maxrate", "9000000");
2319 opt_default(NULL, "minrate", "0"); // 1500000;
2320 opt_default(NULL, "bufsize", "1835008"); // 224*1024*8;
2322 opt_default(NULL, "packetsize", "2048"); // from www.mpucoder.com: DVD sectors contain 2048 bytes of data, this is also the size of one pack.
2323 opt_default(NULL, "muxrate", "10080000"); // from mplex project: data_rate = 1260000. mux_rate = data_rate * 8
2325 opt_default(NULL, "b:a", "448000");
2326 parse_option(o, "ar", "48000", options);
2328 } else if (!strncmp(arg, "dv", 2)) {
2330 parse_option(o, "f", "dv", options);
2332 parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options);
2333 parse_option(o, "pix_fmt", !strncmp(arg, "dv50", 4) ? "yuv422p" :
2334 norm == PAL ? "yuv420p" : "yuv411p", options);
2335 parse_option(o, "r", frame_rates[norm], options);
2337 parse_option(o, "ar", "48000", options);
2338 parse_option(o, "ac", "2", options);
2341 av_log(NULL, AV_LOG_ERROR, "Unknown target: %s\n", arg);
2342 return AVERROR(EINVAL);
2345 av_dict_copy(&o->g->codec_opts, codec_opts, AV_DICT_DONT_OVERWRITE);
2346 av_dict_copy(&o->g->format_opts, format_opts, AV_DICT_DONT_OVERWRITE);
2351 static int opt_vstats_file(void *optctx, const char *opt, const char *arg)
2353 av_free (vstats_filename);
2354 vstats_filename = av_strdup (arg);
2358 static int opt_vstats(void *optctx, const char *opt, const char *arg)
2361 time_t today2 = time(NULL);
2362 struct tm *today = localtime(&today2);
2364 snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min,
2366 return opt_vstats_file(NULL, opt, filename);
2369 static int opt_video_frames(void *optctx, const char *opt, const char *arg)
2371 OptionsContext *o = optctx;
2372 return parse_option(o, "frames:v", arg, options);
2375 static int opt_audio_frames(void *optctx, const char *opt, const char *arg)
2377 OptionsContext *o = optctx;
2378 return parse_option(o, "frames:a", arg, options);
2381 static int opt_data_frames(void *optctx, const char *opt, const char *arg)
2383 OptionsContext *o = optctx;
2384 return parse_option(o, "frames:d", arg, options);
2387 static int opt_default_new(OptionsContext *o, const char *opt, const char *arg)
2390 AVDictionary *cbak = codec_opts;
2391 AVDictionary *fbak = format_opts;
2395 ret = opt_default(NULL, opt, arg);
2397 av_dict_copy(&o->g->codec_opts , codec_opts, 0);
2398 av_dict_copy(&o->g->format_opts, format_opts, 0);
2399 av_dict_free(&codec_opts);
2400 av_dict_free(&format_opts);
2407 static int opt_preset(void *optctx, const char *opt, const char *arg)
2409 OptionsContext *o = optctx;
2411 char filename[1000], line[1000], tmp_line[1000];
2412 const char *codec_name = NULL;
2416 MATCH_PER_TYPE_OPT(codec_names, str, codec_name, NULL, tmp_line);
2418 if (!(f = get_preset_file(filename, sizeof(filename), arg, *opt == 'f', codec_name))) {
2419 if(!strncmp(arg, "libx264-lossless", strlen("libx264-lossless"))){
2420 av_log(NULL, AV_LOG_FATAL, "Please use -preset <speed> -qp 0\n");
2422 av_log(NULL, AV_LOG_FATAL, "File for preset '%s' not found\n", arg);
2426 while (fgets(line, sizeof(line), f)) {
2427 char *key = tmp_line, *value, *endptr;
2429 if (strcspn(line, "#\n\r") == 0)
2431 av_strlcpy(tmp_line, line, sizeof(tmp_line));
2432 if (!av_strtok(key, "=", &value) ||
2433 !av_strtok(value, "\r\n", &endptr)) {
2434 av_log(NULL, AV_LOG_FATAL, "%s: Invalid syntax: '%s'\n", filename, line);
2437 av_log(NULL, AV_LOG_DEBUG, "ffpreset[%s]: set '%s' = '%s'\n", filename, key, value);
2439 if (!strcmp(key, "acodec")) opt_audio_codec (o, key, value);
2440 else if (!strcmp(key, "vcodec")) opt_video_codec (o, key, value);
2441 else if (!strcmp(key, "scodec")) opt_subtitle_codec(o, key, value);
2442 else if (!strcmp(key, "dcodec")) opt_data_codec (o, key, value);
2443 else if (opt_default_new(o, key, value) < 0) {
2444 av_log(NULL, AV_LOG_FATAL, "%s: Invalid option or argument: '%s', parsed as '%s' = '%s'\n",
2445 filename, line, key, value);
2455 static int opt_old2new(void *optctx, const char *opt, const char *arg)
2457 OptionsContext *o = optctx;
2458 char *s = av_asprintf("%s:%c", opt + 1, *opt);
2459 int ret = parse_option(o, s, arg, options);
2464 static int opt_bitrate(void *optctx, const char *opt, const char *arg)
2466 OptionsContext *o = optctx;
2468 if(!strcmp(opt, "ab")){
2469 av_dict_set(&o->g->codec_opts, "b:a", arg, 0);
2471 } else if(!strcmp(opt, "b")){
2472 av_log(NULL, AV_LOG_WARNING, "Please use -b:a or -b:v, -b is ambiguous\n");
2473 av_dict_set(&o->g->codec_opts, "b:v", arg, 0);
2476 av_dict_set(&o->g->codec_opts, opt, arg, 0);
2480 static int opt_qscale(void *optctx, const char *opt, const char *arg)
2482 OptionsContext *o = optctx;
2485 if(!strcmp(opt, "qscale")){
2486 av_log(NULL, AV_LOG_WARNING, "Please use -q:a or -q:v, -qscale is ambiguous\n");
2487 return parse_option(o, "q:v", arg, options);
2489 s = av_asprintf("q%s", opt + 6);
2490 ret = parse_option(o, s, arg, options);
2495 static int opt_profile(void *optctx, const char *opt, const char *arg)
2497 OptionsContext *o = optctx;
2498 if(!strcmp(opt, "profile")){
2499 av_log(NULL, AV_LOG_WARNING, "Please use -profile:a or -profile:v, -profile is ambiguous\n");
2500 av_dict_set(&o->g->codec_opts, "profile:v", arg, 0);
2503 av_dict_set(&o->g->codec_opts, opt, arg, 0);
2507 static int opt_video_filters(void *optctx, const char *opt, const char *arg)
2509 OptionsContext *o = optctx;
2510 return parse_option(o, "filter:v", arg, options);
2513 static int opt_audio_filters(void *optctx, const char *opt, const char *arg)
2515 OptionsContext *o = optctx;
2516 return parse_option(o, "filter:a", arg, options);
2519 static int opt_vsync(void *optctx, const char *opt, const char *arg)
2521 if (!av_strcasecmp(arg, "cfr")) video_sync_method = VSYNC_CFR;
2522 else if (!av_strcasecmp(arg, "vfr")) video_sync_method = VSYNC_VFR;
2523 else if (!av_strcasecmp(arg, "passthrough")) video_sync_method = VSYNC_PASSTHROUGH;
2524 else if (!av_strcasecmp(arg, "drop")) video_sync_method = VSYNC_DROP;
2526 if (video_sync_method == VSYNC_AUTO)
2527 video_sync_method = parse_number_or_die("vsync", arg, OPT_INT, VSYNC_AUTO, VSYNC_VFR);
2531 static int opt_timecode(void *optctx, const char *opt, const char *arg)
2533 OptionsContext *o = optctx;
2534 char *tcr = av_asprintf("timecode=%s", arg);
2535 int ret = parse_option(o, "metadata:g", tcr, options);
2537 ret = av_dict_set(&o->g->codec_opts, "gop_timecode", arg, 0);
2542 static int opt_channel_layout(void *optctx, const char *opt, const char *arg)
2544 OptionsContext *o = optctx;
2545 char layout_str[32];
2548 int ret, channels, ac_str_size;
2551 layout = av_get_channel_layout(arg);
2553 av_log(NULL, AV_LOG_ERROR, "Unknown channel layout: %s\n", arg);
2554 return AVERROR(EINVAL);
2556 snprintf(layout_str, sizeof(layout_str), "%"PRIu64, layout);
2557 ret = opt_default_new(o, opt, layout_str);
2561 /* set 'ac' option based on channel layout */
2562 channels = av_get_channel_layout_nb_channels(layout);
2563 snprintf(layout_str, sizeof(layout_str), "%d", channels);
2564 stream_str = strchr(opt, ':');
2565 ac_str_size = 3 + (stream_str ? strlen(stream_str) : 0);
2566 ac_str = av_mallocz(ac_str_size);
2568 return AVERROR(ENOMEM);
2569 av_strlcpy(ac_str, "ac", 3);
2571 av_strlcat(ac_str, stream_str, ac_str_size);
2572 ret = parse_option(o, ac_str, layout_str, options);
2578 static int opt_audio_qscale(void *optctx, const char *opt, const char *arg)
2580 OptionsContext *o = optctx;
2581 return parse_option(o, "q:a", arg, options);
2584 static int opt_filter_complex(void *optctx, const char *opt, const char *arg)
2586 GROW_ARRAY(filtergraphs, nb_filtergraphs);
2587 if (!(filtergraphs[nb_filtergraphs - 1] = av_mallocz(sizeof(*filtergraphs[0]))))
2588 return AVERROR(ENOMEM);
2589 filtergraphs[nb_filtergraphs - 1]->index = nb_filtergraphs - 1;
2590 filtergraphs[nb_filtergraphs - 1]->graph_desc = av_strdup(arg);
2591 if (!filtergraphs[nb_filtergraphs - 1]->graph_desc)
2592 return AVERROR(ENOMEM);
2596 static int opt_filter_complex_script(void *optctx, const char *opt, const char *arg)
2598 uint8_t *graph_desc = read_file(arg);
2600 return AVERROR(EINVAL);
2602 GROW_ARRAY(filtergraphs, nb_filtergraphs);
2603 if (!(filtergraphs[nb_filtergraphs - 1] = av_mallocz(sizeof(*filtergraphs[0]))))
2604 return AVERROR(ENOMEM);
2605 filtergraphs[nb_filtergraphs - 1]->index = nb_filtergraphs - 1;
2606 filtergraphs[nb_filtergraphs - 1]->graph_desc = graph_desc;
2610 void show_help_default(const char *opt, const char *arg)
2612 /* per-file options have at least one of those set */
2613 const int per_file = OPT_SPEC | OPT_OFFSET | OPT_PERFILE;
2614 int show_advanced = 0, show_avoptions = 0;
2617 if (!strcmp(opt, "long"))
2619 else if (!strcmp(opt, "full"))
2620 show_advanced = show_avoptions = 1;
2622 av_log(NULL, AV_LOG_ERROR, "Unknown help option '%s'.\n", opt);
2627 printf("Getting help:\n"
2628 " -h -- print basic options\n"
2629 " -h long -- print more options\n"
2630 " -h full -- print all options (including all format and codec specific options, very long)\n"
2631 " See man %s for detailed description of the options.\n"
2632 "\n", program_name);
2634 show_help_options(options, "Print help / information / capabilities:",
2637 show_help_options(options, "Global options (affect whole program "
2638 "instead of just one file:",
2639 0, per_file | OPT_EXIT | OPT_EXPERT, 0);
2641 show_help_options(options, "Advanced global options:", OPT_EXPERT,
2642 per_file | OPT_EXIT, 0);
2644 show_help_options(options, "Per-file main options:", 0,
2645 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE |
2646 OPT_EXIT, per_file);
2648 show_help_options(options, "Advanced per-file options:",
2649 OPT_EXPERT, OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE, per_file);
2651 show_help_options(options, "Video options:",
2652 OPT_VIDEO, OPT_EXPERT | OPT_AUDIO, 0);
2654 show_help_options(options, "Advanced Video options:",
2655 OPT_EXPERT | OPT_VIDEO, OPT_AUDIO, 0);
2657 show_help_options(options, "Audio options:",
2658 OPT_AUDIO, OPT_EXPERT | OPT_VIDEO, 0);
2660 show_help_options(options, "Advanced Audio options:",
2661 OPT_EXPERT | OPT_AUDIO, OPT_VIDEO, 0);
2662 show_help_options(options, "Subtitle options:",
2663 OPT_SUBTITLE, 0, 0);
2666 if (show_avoptions) {
2667 int flags = AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_ENCODING_PARAM;
2668 show_help_children(avcodec_get_class(), flags);
2669 show_help_children(avformat_get_class(), flags);
2671 show_help_children(sws_get_class(), flags);
2673 show_help_children(swr_get_class(), AV_OPT_FLAG_AUDIO_PARAM);
2674 show_help_children(avfilter_get_class(), AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_FILTERING_PARAM);
2678 void show_usage(void)
2680 av_log(NULL, AV_LOG_INFO, "Hyper fast Audio and Video encoder\n");
2681 av_log(NULL, AV_LOG_INFO, "usage: %s [options] [[infile options] -i infile]... {[outfile options] outfile}...\n", program_name);
2682 av_log(NULL, AV_LOG_INFO, "\n");
2690 static const OptionGroupDef groups[] = {
2691 [GROUP_OUTFILE] = { "output file", NULL, OPT_OUTPUT },
2692 [GROUP_INFILE] = { "input file", "i", OPT_INPUT },
2695 static int open_files(OptionGroupList *l, const char *inout,
2696 int (*open_file)(OptionsContext*, const char*))
2700 for (i = 0; i < l->nb_groups; i++) {
2701 OptionGroup *g = &l->groups[i];
2707 ret = parse_optgroup(&o, g);
2709 av_log(NULL, AV_LOG_ERROR, "Error parsing options for %s file "
2710 "%s.\n", inout, g->arg);
2714 av_log(NULL, AV_LOG_DEBUG, "Opening an %s file: %s.\n", inout, g->arg);
2715 ret = open_file(&o, g->arg);
2718 av_log(NULL, AV_LOG_ERROR, "Error opening %s file %s.\n",
2722 av_log(NULL, AV_LOG_DEBUG, "Successfully opened the file.\n");
2728 int ffmpeg_parse_options(int argc, char **argv)
2730 OptionParseContext octx;
2734 memset(&octx, 0, sizeof(octx));
2736 /* split the commandline into an internal representation */
2737 ret = split_commandline(&octx, argc, argv, options, groups,
2738 FF_ARRAY_ELEMS(groups));
2740 av_log(NULL, AV_LOG_FATAL, "Error splitting the argument list: ");
2744 /* apply global options */
2745 ret = parse_optgroup(NULL, &octx.global_opts);
2747 av_log(NULL, AV_LOG_FATAL, "Error parsing global options: ");
2751 /* open input files */
2752 ret = open_files(&octx.groups[GROUP_INFILE], "input", open_input_file);
2754 av_log(NULL, AV_LOG_FATAL, "Error opening input files: ");
2758 /* open output files */
2759 ret = open_files(&octx.groups[GROUP_OUTFILE], "output", open_output_file);
2761 av_log(NULL, AV_LOG_FATAL, "Error opening output files: ");
2766 uninit_parse_context(&octx);
2768 av_strerror(ret, error, sizeof(error));
2769 av_log(NULL, AV_LOG_FATAL, "%s\n", error);
2774 static int opt_progress(void *optctx, const char *opt, const char *arg)
2776 AVIOContext *avio = NULL;
2779 if (!strcmp(arg, "-"))
2781 ret = avio_open2(&avio, arg, AVIO_FLAG_WRITE, &int_cb, NULL);
2783 av_log(NULL, AV_LOG_ERROR, "Failed to open progress URL \"%s\": %s\n",
2784 arg, av_err2str(ret));
2787 progress_avio = avio;
2791 #define OFFSET(x) offsetof(OptionsContext, x)
2792 const OptionDef options[] = {
2794 #include "cmdutils_common_opts.h"
2795 { "f", HAS_ARG | OPT_STRING | OPT_OFFSET |
2796 OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(format) },
2797 "force format", "fmt" },
2798 { "y", OPT_BOOL, { &file_overwrite },
2799 "overwrite output files" },
2800 { "n", OPT_BOOL, { &no_file_overwrite },
2801 "never overwrite output files" },
2802 { "c", HAS_ARG | OPT_STRING | OPT_SPEC |
2803 OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(codec_names) },
2804 "codec name", "codec" },
2805 { "codec", HAS_ARG | OPT_STRING | OPT_SPEC |
2806 OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(codec_names) },
2807 "codec name", "codec" },
2808 { "pre", HAS_ARG | OPT_STRING | OPT_SPEC |
2809 OPT_OUTPUT, { .off = OFFSET(presets) },
2810 "preset name", "preset" },
2811 { "map", HAS_ARG | OPT_EXPERT | OPT_PERFILE |
2812 OPT_OUTPUT, { .func_arg = opt_map },
2813 "set input stream mapping",
2814 "[-]input_file_id[:stream_specifier][,sync_file_id[:stream_specifier]]" },
2815 { "map_channel", HAS_ARG | OPT_EXPERT | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_map_channel },
2816 "map an audio channel from one stream to another", "file.stream.channel[:syncfile.syncstream]" },
2817 { "map_metadata", HAS_ARG | OPT_STRING | OPT_SPEC |
2818 OPT_OUTPUT, { .off = OFFSET(metadata_map) },
2819 "set metadata information of outfile from infile",
2820 "outfile[,metadata]:infile[,metadata]" },
2821 { "map_chapters", HAS_ARG | OPT_INT | OPT_EXPERT | OPT_OFFSET |
2822 OPT_OUTPUT, { .off = OFFSET(chapters_input_file) },
2823 "set chapters mapping", "input_file_index" },
2824 { "t", HAS_ARG | OPT_TIME | OPT_OFFSET |
2825 OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(recording_time) },
2826 "record or transcode \"duration\" seconds of audio/video",
2828 { "to", HAS_ARG | OPT_TIME | OPT_OFFSET | OPT_OUTPUT, { .off = OFFSET(stop_time) },
2829 "record or transcode stop time", "time_stop" },
2830 { "fs", HAS_ARG | OPT_INT64 | OPT_OFFSET | OPT_OUTPUT, { .off = OFFSET(limit_filesize) },
2831 "set the limit file size in bytes", "limit_size" },
2832 { "ss", HAS_ARG | OPT_TIME | OPT_OFFSET |
2833 OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(start_time) },
2834 "set the start time offset", "time_off" },
2835 { "accurate_seek", OPT_BOOL | OPT_OFFSET | OPT_EXPERT |
2836 OPT_INPUT, { .off = OFFSET(accurate_seek) },
2837 "enable/disable accurate seeking with -ss" },
2838 { "itsoffset", HAS_ARG | OPT_TIME | OPT_OFFSET |
2839 OPT_EXPERT | OPT_INPUT, { .off = OFFSET(input_ts_offset) },
2840 "set the input ts offset", "time_off" },
2841 { "itsscale", HAS_ARG | OPT_DOUBLE | OPT_SPEC |
2842 OPT_EXPERT | OPT_INPUT, { .off = OFFSET(ts_scale) },
2843 "set the input ts scale", "scale" },
2844 { "timestamp", HAS_ARG | OPT_PERFILE, { .func_arg = opt_recording_timestamp },
2845 "set the recording timestamp ('now' to set the current time)", "time" },
2846 { "metadata", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(metadata) },
2847 "add metadata", "string=string" },
2848 { "dframes", HAS_ARG | OPT_PERFILE | OPT_EXPERT |
2849 OPT_OUTPUT, { .func_arg = opt_data_frames },
2850 "set the number of data frames to output", "number" },
2851 { "benchmark", OPT_BOOL | OPT_EXPERT, { &do_benchmark },
2852 "add timings for benchmarking" },
2853 { "benchmark_all", OPT_BOOL | OPT_EXPERT, { &do_benchmark_all },
2854 "add timings for each task" },
2855 { "progress", HAS_ARG | OPT_EXPERT, { .func_arg = opt_progress },
2856 "write program-readable progress information", "url" },
2857 { "stdin", OPT_BOOL | OPT_EXPERT, { &stdin_interaction },
2858 "enable or disable interaction on standard input" },
2859 { "timelimit", HAS_ARG | OPT_EXPERT, { .func_arg = opt_timelimit },
2860 "set max runtime in seconds", "limit" },
2861 { "dump", OPT_BOOL | OPT_EXPERT, { &do_pkt_dump },
2862 "dump each input packet" },
2863 { "hex", OPT_BOOL | OPT_EXPERT, { &do_hex_dump },
2864 "when dumping packets, also dump the payload" },
2865 { "re", OPT_BOOL | OPT_EXPERT | OPT_OFFSET |
2866 OPT_INPUT, { .off = OFFSET(rate_emu) },
2867 "read input at native frame rate", "" },
2868 { "target", HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_target },
2869 "specify target file type (\"vcd\", \"svcd\", \"dvd\","
2870 " \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" },
2871 { "vsync", HAS_ARG | OPT_EXPERT, { opt_vsync },
2872 "video sync method", "" },
2873 { "async", HAS_ARG | OPT_INT | OPT_EXPERT, { &audio_sync_method },
2874 "audio sync method", "" },
2875 { "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, { &audio_drift_threshold },
2876 "audio drift threshold", "threshold" },
2877 { "copyts", OPT_BOOL | OPT_EXPERT, { ©_ts },
2878 "copy timestamps" },
2879 { "start_at_zero", OPT_BOOL | OPT_EXPERT, { &start_at_zero },
2880 "shift input timestamps to start at 0 when using copyts" },
2881 { "copytb", HAS_ARG | OPT_INT | OPT_EXPERT, { ©_tb },
2882 "copy input stream time base when stream copying", "mode" },
2883 { "shortest", OPT_BOOL | OPT_EXPERT | OPT_OFFSET |
2884 OPT_OUTPUT, { .off = OFFSET(shortest) },
2885 "finish encoding within shortest input" },
2886 { "apad", OPT_STRING | HAS_ARG | OPT_SPEC |
2887 OPT_OUTPUT, { .off = OFFSET(apad) },
2889 { "dts_delta_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, { &dts_delta_threshold },
2890 "timestamp discontinuity delta threshold", "threshold" },
2891 { "dts_error_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, { &dts_error_threshold },
2892 "timestamp error delta threshold", "threshold" },
2893 { "xerror", OPT_BOOL | OPT_EXPERT, { &exit_on_error },
2894 "exit on error", "error" },
2895 { "copyinkf", OPT_BOOL | OPT_EXPERT | OPT_SPEC |
2896 OPT_OUTPUT, { .off = OFFSET(copy_initial_nonkeyframes) },
2897 "copy initial non-keyframes" },
2898 { "copypriorss", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(copy_prior_start) },
2899 "copy or discard frames before start time" },
2900 { "frames", OPT_INT64 | HAS_ARG | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(max_frames) },
2901 "set the number of frames to output", "number" },
2902 { "tag", OPT_STRING | HAS_ARG | OPT_SPEC |
2903 OPT_EXPERT | OPT_OUTPUT | OPT_INPUT, { .off = OFFSET(codec_tags) },
2904 "force codec tag/fourcc", "fourcc/tag" },
2905 { "q", HAS_ARG | OPT_EXPERT | OPT_DOUBLE |
2906 OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(qscale) },
2907 "use fixed quality scale (VBR)", "q" },
2908 { "qscale", HAS_ARG | OPT_EXPERT | OPT_PERFILE |
2909 OPT_OUTPUT, { .func_arg = opt_qscale },
2910 "use fixed quality scale (VBR)", "q" },
2911 { "profile", HAS_ARG | OPT_EXPERT | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_profile },
2912 "set profile", "profile" },
2913 { "filter", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(filters) },
2914 "set stream filtergraph", "filter_graph" },
2915 { "filter_script", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(filter_scripts) },
2916 "read stream filtergraph description from a file", "filename" },
2917 { "reinit_filter", HAS_ARG | OPT_INT | OPT_SPEC | OPT_INPUT, { .off = OFFSET(reinit_filters) },
2918 "reinit filtergraph on input parameter changes", "" },
2919 { "filter_complex", HAS_ARG | OPT_EXPERT, { .func_arg = opt_filter_complex },
2920 "create a complex filtergraph", "graph_description" },
2921 { "lavfi", HAS_ARG | OPT_EXPERT, { .func_arg = opt_filter_complex },
2922 "create a complex filtergraph", "graph_description" },
2923 { "filter_complex_script", HAS_ARG | OPT_EXPERT, { .func_arg = opt_filter_complex_script },
2924 "read complex filtergraph description from a file", "filename" },
2925 { "stats", OPT_BOOL, { &print_stats },
2926 "print progress report during encoding", },
2927 { "attach", HAS_ARG | OPT_PERFILE | OPT_EXPERT |
2928 OPT_OUTPUT, { .func_arg = opt_attach },
2929 "add an attachment to the output file", "filename" },
2930 { "dump_attachment", HAS_ARG | OPT_STRING | OPT_SPEC |
2931 OPT_EXPERT | OPT_INPUT, { .off = OFFSET(dump_attachment) },
2932 "extract an attachment into a file", "filename" },
2933 { "debug_ts", OPT_BOOL | OPT_EXPERT, { &debug_ts },
2934 "print timestamp debugging info" },
2935 { "max_error_rate", HAS_ARG | OPT_FLOAT, { &max_error_rate },
2936 "maximum error rate", "ratio of errors (0.0: no errors, 1.0: 100% errors) above which ffmpeg returns an error instead of success." },
2937 { "discard", OPT_STRING | HAS_ARG | OPT_SPEC |
2938 OPT_INPUT, { .off = OFFSET(discard) },
2942 { "vframes", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_video_frames },
2943 "set the number of video frames to output", "number" },
2944 { "r", OPT_VIDEO | HAS_ARG | OPT_STRING | OPT_SPEC |
2945 OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(frame_rates) },
2946 "set frame rate (Hz value, fraction or abbreviation)", "rate" },
2947 { "s", OPT_VIDEO | HAS_ARG | OPT_SUBTITLE | OPT_STRING | OPT_SPEC |
2948 OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(frame_sizes) },
2949 "set frame size (WxH or abbreviation)", "size" },
2950 { "aspect", OPT_VIDEO | HAS_ARG | OPT_STRING | OPT_SPEC |
2951 OPT_OUTPUT, { .off = OFFSET(frame_aspect_ratios) },
2952 "set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" },
2953 { "pix_fmt", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
2954 OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(frame_pix_fmts) },
2955 "set pixel format", "format" },
2956 { "bits_per_raw_sample", OPT_VIDEO | OPT_INT | HAS_ARG, { &frame_bits_per_raw_sample },
2957 "set the number of bits per raw sample", "number" },
2958 { "intra", OPT_VIDEO | OPT_BOOL | OPT_EXPERT, { &intra_only },
2959 "deprecated use -g 1" },
2960 { "vn", OPT_VIDEO | OPT_BOOL | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT,{ .off = OFFSET(video_disable) },
2962 { "rc_override", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
2963 OPT_OUTPUT, { .off = OFFSET(rc_overrides) },
2964 "rate control override for specific intervals", "override" },
2965 { "vcodec", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_INPUT |
2966 OPT_OUTPUT, { .func_arg = opt_video_codec },
2967 "force video codec ('copy' to copy stream)", "codec" },
2968 { "sameq", OPT_VIDEO | OPT_EXPERT , { .func_arg = opt_sameq },
2970 { "same_quant", OPT_VIDEO | OPT_EXPERT , { .func_arg = opt_sameq },
2972 { "timecode", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_timecode },
2973 "set initial TimeCode value.", "hh:mm:ss[:;.]ff" },
2974 { "pass", OPT_VIDEO | HAS_ARG | OPT_SPEC | OPT_INT | OPT_OUTPUT, { .off = OFFSET(pass) },
2975 "select the pass number (1 to 3)", "n" },
2976 { "passlogfile", OPT_VIDEO | HAS_ARG | OPT_STRING | OPT_EXPERT | OPT_SPEC |
2977 OPT_OUTPUT, { .off = OFFSET(passlogfiles) },
2978 "select two pass log file name prefix", "prefix" },
2979 { "deinterlace", OPT_VIDEO | OPT_BOOL | OPT_EXPERT, { &do_deinterlace },
2980 "this option is deprecated, use the yadif filter instead" },
2981 { "psnr", OPT_VIDEO | OPT_BOOL | OPT_EXPERT, { &do_psnr },
2982 "calculate PSNR of compressed frames" },
2983 { "vstats", OPT_VIDEO | OPT_EXPERT , { &opt_vstats },
2984 "dump video coding statistics to file" },
2985 { "vstats_file", OPT_VIDEO | HAS_ARG | OPT_EXPERT , { opt_vstats_file },
2986 "dump video coding statistics to file", "file" },
2987 { "vf", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_video_filters },
2988 "set video filters", "filter_graph" },
2989 { "intra_matrix", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
2990 OPT_OUTPUT, { .off = OFFSET(intra_matrices) },
2991 "specify intra matrix coeffs", "matrix" },
2992 { "inter_matrix", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
2993 OPT_OUTPUT, { .off = OFFSET(inter_matrices) },
2994 "specify inter matrix coeffs", "matrix" },
2995 { "chroma_intra_matrix", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
2996 OPT_OUTPUT, { .off = OFFSET(chroma_intra_matrices) },
2997 "specify intra matrix coeffs", "matrix" },
2998 { "top", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_INT| OPT_SPEC |
2999 OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(top_field_first) },
3000 "top=1/bottom=0/auto=-1 field first", "" },
3001 { "vtag", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_PERFILE |
3002 OPT_OUTPUT, { .func_arg = opt_old2new },
3003 "force video tag/fourcc", "fourcc/tag" },
3004 { "qphist", OPT_VIDEO | OPT_BOOL | OPT_EXPERT , { &qp_hist },
3005 "show QP histogram" },
3006 { "force_fps", OPT_VIDEO | OPT_BOOL | OPT_EXPERT | OPT_SPEC |
3007 OPT_OUTPUT, { .off = OFFSET(force_fps) },
3008 "force the selected framerate, disable the best supported framerate selection" },
3009 { "streamid", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_PERFILE |
3010 OPT_OUTPUT, { .func_arg = opt_streamid },
3011 "set the value of an outfile streamid", "streamIndex:value" },
3012 { "force_key_frames", OPT_VIDEO | OPT_STRING | HAS_ARG | OPT_EXPERT |
3013 OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(forced_key_frames) },
3014 "force key frames at specified timestamps", "timestamps" },
3015 { "ab", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_bitrate },
3016 "audio bitrate (please use -b:a)", "bitrate" },
3017 { "b", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_bitrate },
3018 "video bitrate (please use -b:v)", "bitrate" },
3019 { "hwaccel", OPT_VIDEO | OPT_STRING | HAS_ARG | OPT_EXPERT |
3020 OPT_SPEC | OPT_INPUT, { .off = OFFSET(hwaccels) },
3021 "use HW accelerated decoding", "hwaccel name" },
3022 { "hwaccel_device", OPT_VIDEO | OPT_STRING | HAS_ARG | OPT_EXPERT |
3023 OPT_SPEC | OPT_INPUT, { .off = OFFSET(hwaccel_devices) },
3024 "select a device for HW acceleration" "devicename" },
3026 { "vdpau_api_ver", HAS_ARG | OPT_INT | OPT_EXPERT, { &vdpau_api_ver }, "" },
3030 { "aframes", OPT_AUDIO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_audio_frames },
3031 "set the number of audio frames to output", "number" },
3032 { "aq", OPT_AUDIO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_audio_qscale },
3033 "set audio quality (codec-specific)", "quality", },
3034 { "ar", OPT_AUDIO | HAS_ARG | OPT_INT | OPT_SPEC |
3035 OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(audio_sample_rate) },
3036 "set audio sampling rate (in Hz)", "rate" },
3037 { "ac", OPT_AUDIO | HAS_ARG | OPT_INT | OPT_SPEC |
3038 OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(audio_channels) },
3039 "set number of audio channels", "channels" },
3040 { "an", OPT_AUDIO | OPT_BOOL | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT,{ .off = OFFSET(audio_disable) },
3042 { "acodec", OPT_AUDIO | HAS_ARG | OPT_PERFILE |
3043 OPT_INPUT | OPT_OUTPUT, { .func_arg = opt_audio_codec },
3044 "force audio codec ('copy' to copy stream)", "codec" },
3045 { "atag", OPT_AUDIO | HAS_ARG | OPT_EXPERT | OPT_PERFILE |
3046 OPT_OUTPUT, { .func_arg = opt_old2new },
3047 "force audio tag/fourcc", "fourcc/tag" },
3048 { "vol", OPT_AUDIO | HAS_ARG | OPT_INT, { &audio_volume },
3049 "change audio volume (256=normal)" , "volume" },
3050 { "sample_fmt", OPT_AUDIO | HAS_ARG | OPT_EXPERT | OPT_SPEC |
3051 OPT_STRING | OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(sample_fmts) },
3052 "set sample format", "format" },
3053 { "channel_layout", OPT_AUDIO | HAS_ARG | OPT_EXPERT | OPT_PERFILE |
3054 OPT_INPUT | OPT_OUTPUT, { .func_arg = opt_channel_layout },
3055 "set channel layout", "layout" },
3056 { "af", OPT_AUDIO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_audio_filters },
3057 "set audio filters", "filter_graph" },
3058 { "guess_layout_max", OPT_AUDIO | HAS_ARG | OPT_INT | OPT_SPEC | OPT_EXPERT | OPT_INPUT, { .off = OFFSET(guess_layout_max) },
3059 "set the maximum number of channels to try to guess the channel layout" },
3061 /* subtitle options */
3062 { "sn", OPT_SUBTITLE | OPT_BOOL | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(subtitle_disable) },
3063 "disable subtitle" },
3064 { "scodec", OPT_SUBTITLE | HAS_ARG | OPT_PERFILE | OPT_INPUT | OPT_OUTPUT, { .func_arg = opt_subtitle_codec },
3065 "force subtitle codec ('copy' to copy stream)", "codec" },
3066 { "stag", OPT_SUBTITLE | HAS_ARG | OPT_EXPERT | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_old2new }
3067 , "force subtitle tag/fourcc", "fourcc/tag" },
3068 { "fix_sub_duration", OPT_BOOL | OPT_EXPERT | OPT_SUBTITLE | OPT_SPEC | OPT_INPUT, { .off = OFFSET(fix_sub_duration) },
3069 "fix subtitles duration" },
3070 { "canvas_size", OPT_SUBTITLE | HAS_ARG | OPT_STRING | OPT_SPEC | OPT_INPUT, { .off = OFFSET(canvas_sizes) },
3071 "set canvas size (WxH or abbreviation)", "size" },
3074 { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO, { .func_arg = opt_video_channel },
3075 "deprecated, use -channel", "channel" },
3076 { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO, { .func_arg = opt_video_standard },
3077 "deprecated, use -standard", "standard" },
3078 { "isync", OPT_BOOL | OPT_EXPERT, { &input_sync }, "this option is deprecated and does nothing", "" },
3081 { "muxdelay", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET | OPT_OUTPUT, { .off = OFFSET(mux_max_delay) },
3082 "set the maximum demux-decode delay", "seconds" },
3083 { "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET | OPT_OUTPUT, { .off = OFFSET(mux_preload) },
3084 "set the initial demux-decode delay", "seconds" },
3085 { "override_ffserver", OPT_BOOL | OPT_EXPERT | OPT_OUTPUT, { &override_ffserver },
3086 "override the options from ffserver", "" },
3087 { "sdp_file", HAS_ARG | OPT_EXPERT | OPT_OUTPUT, { opt_sdp_file },
3088 "specify a file in which to print sdp information", "file" },
3090 { "bsf", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_EXPERT | OPT_OUTPUT, { .off = OFFSET(bitstream_filters) },
3091 "A comma-separated list of bitstream filters", "bitstream_filters" },
3092 { "absf", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_old2new },
3093 "deprecated", "audio bitstream_filters" },
3094 { "vbsf", OPT_VIDEO | HAS_ARG | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_old2new },
3095 "deprecated", "video bitstream_filters" },
3097 { "apre", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_preset },
3098 "set the audio options to the indicated preset", "preset" },
3099 { "vpre", OPT_VIDEO | HAS_ARG | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_preset },
3100 "set the video options to the indicated preset", "preset" },
3101 { "spre", HAS_ARG | OPT_SUBTITLE | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_preset },
3102 "set the subtitle options to the indicated preset", "preset" },
3103 { "fpre", HAS_ARG | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_preset },
3104 "set options from indicated preset file", "filename" },
3105 /* data codec support */
3106 { "dcodec", HAS_ARG | OPT_DATA | OPT_PERFILE | OPT_EXPERT | OPT_INPUT | OPT_OUTPUT, { .func_arg = opt_data_codec },
3107 "force data codec ('copy' to copy stream)", "codec" },
3108 { "dn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(data_disable) },