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mpegmux: add stuffing to avoid incomplete PCM frames

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Fixes https://bugzilla.libav.org/show_bug.cgi?id=244
This commit is contained in:
Janne Grunau 2012-03-13 18:12:06 +01:00
parent ddce7dabd2
commit 29d27b5425
1 changed files with 6 additions and 0 deletions
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6
libavformat/mpegenc.c
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@ -832,6 +832,12 @@ static int flush_packet(AVFormatContext *ctx, int stream_index,
if (stuffing_size < 0)
stuffing_size = 0;
if (startcode == PRIVATE_STREAM_1 && id >= 0xa0) {
if (payload_size < av_fifo_size(stream->fifo))
stuffing_size += payload_size % stream->lpcm_align;
}
if (stuffing_size > 16) { /*<=16 for MPEG-1, <=32 for MPEG-2*/
pad_packet_bytes += stuffing_size;
packet_size -= stuffing_size;