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| author | Michael Niedermayer <michael@niedermayer.cc> | 2015-07-18 23:25:07 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2015-07-18 23:26:05 +0200 |
| commit | b5e716ae1322eb018c95988617a0f216e6bc2b30 (patch) | |
| tree | 95e55e611d6a5391e3018410fe7ed911fecbd0df /libavformat | |
| parent | 34da54fd1aebca62c615701fe66e4aa9c1b1b5a5 (diff) | |
| download | ffmpeg-b5e716ae1322eb018c95988617a0f216e6bc2b30.tar.gz | |
avformat/mpegtsenc: Add sdt_period, similar to pat_period
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavformat')
| -rw-r--r-- | libavformat/mpegtsenc.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/libavformat/mpegtsenc.c b/libavformat/mpegtsenc.c index cec77a55f0..45bab1ce01 100644 --- a/libavformat/mpegtsenc.c +++ b/libavformat/mpegtsenc.c @@ -103,7 +103,9 @@ typedef struct MpegTSWrite { int copyts; int tables_version; float pat_period; + float sdt_period; int64_t last_pat_ts; + int64_t last_sdt_ts; int omit_video_pes_length; } MpegTSWrite; @@ -787,10 +789,14 @@ static int mpegts_write_header(AVFormatContext *s) } ts->last_pat_ts = AV_NOPTS_VALUE; + ts->last_sdt_ts = AV_NOPTS_VALUE; // The user specified a period, use only it if (ts->pat_period < INT_MAX/2) { ts->pat_packet_period = INT_MAX; } + if (ts->sdt_period < INT_MAX/2) { + ts->sdt_packet_period = INT_MAX; + } // output a PCR as soon as possible service->pcr_packet_count = service->pcr_packet_period; @@ -847,8 +853,13 @@ static void retransmit_si_info(AVFormatContext *s, int force_pat, int64_t dts) MpegTSWrite *ts = s->priv_data; int i; - if (++ts->sdt_packet_count == ts->sdt_packet_period) { + if (++ts->sdt_packet_count == ts->sdt_packet_period || + (dts != AV_NOPTS_VALUE && ts->last_sdt_ts == AV_NOPTS_VALUE) || + (dts != AV_NOPTS_VALUE && dts - ts->last_sdt_ts >= ts->sdt_period*90000.0) + ) { ts->sdt_packet_count = 0; + if (dts != AV_NOPTS_VALUE) + ts->last_sdt_ts = FFMAX(dts, ts->last_sdt_ts); mpegts_write_sdt(s); } if (++ts->pat_packet_count == ts->pat_packet_period || @@ -1546,6 +1557,9 @@ static const AVOption options[] = { { "pat_period", "PAT/PMT retransmission time limit in seconds", offsetof(MpegTSWrite, pat_period), AV_OPT_TYPE_FLOAT, { .dbl = INT_MAX }, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM }, + { "sdt_period", "SDT retransmission time limit in seconds", + offsetof(MpegTSWrite, sdt_period), AV_OPT_TYPE_FLOAT, + { .dbl = INT_MAX }, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM }, { NULL }, }; |