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avformat/mpegtsenc: Add basic multi program support

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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-12-10 21:02:29 +01:00
parent 8f948b6244
commit edfc835a56
1 changed files with 41 additions and 14 deletions
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55
libavformat/mpegtsenc.c
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@ -273,6 +273,12 @@ static int mpegts_write_pmt(AVFormatContext *s, MpegTSService *service)
MpegTSWriteStream *ts_st = st->priv_data;
AVDictionaryEntry *lang = av_dict_get(st->metadata, "language", NULL, 0);
if (s->nb_programs) {
AVProgram *program = av_find_program_from_stream(s, NULL, i);
if (program->id != service->sid)
continue;
}
if (q - data > SECTION_LENGTH - 32) {
err = 1;
break;
@ -719,22 +725,43 @@ static int mpegts_write_header(AVFormatContext *s)
ts->tsid = ts->transport_stream_id;
ts->onid = ts->original_network_id;
/* allocate a single DVB service */
title = av_dict_get(s->metadata, "service_name", NULL, 0);
if (!title)
title = av_dict_get(s->metadata, "title", NULL, 0);
service_name = title ? title->value : DEFAULT_SERVICE_NAME;
provider = av_dict_get(s->metadata, "service_provider", NULL, 0);
provider_name = provider ? provider->value : DEFAULT_PROVIDER_NAME;
service = mpegts_add_service(ts, ts->service_id,
provider_name, service_name);
if (!s->nb_programs) {
/* allocate a single DVB service */
title = av_dict_get(s->metadata, "service_name", NULL, 0);
if (!title)
title = av_dict_get(s->metadata, "title", NULL, 0);
service_name = title ? title->value : DEFAULT_SERVICE_NAME;
provider = av_dict_get(s->metadata, "service_provider", NULL, 0);
provider_name = provider ? provider->value : DEFAULT_PROVIDER_NAME;
service = mpegts_add_service(ts, ts->service_id,
provider_name, service_name);
if (!service)
return AVERROR(ENOMEM);
if (!service)
return AVERROR(ENOMEM);
service->pmt.write_packet = section_write_packet;
service->pmt.opaque = s;
service->pmt.cc = 15;
service->pmt.write_packet = section_write_packet;
service->pmt.opaque = s;
service->pmt.cc = 15;
} else {
for (i = 0; i < s->nb_programs; i++) {
AVProgram *program = s->programs[i];
title = av_dict_get(program->metadata, "service_name", NULL, 0);
if (!title)
title = av_dict_get(program->metadata, "title", NULL, 0);
service_name = title ? title->value : DEFAULT_SERVICE_NAME;
provider = av_dict_get(program->metadata, "service_provider", NULL, 0);
provider_name = provider ? provider->value : DEFAULT_PROVIDER_NAME;
service = mpegts_add_service(ts, program->id,
provider_name, service_name);
if (!service)
return AVERROR(ENOMEM);
service->pmt.write_packet = section_write_packet;
service->pmt.opaque = s;
service->pmt.cc = 15;
}
}
ts->pat.pid = PAT_PID;
/* Initialize at 15 so that it wraps and is equal to 0 for the