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Code Issues Releases Activity

lavf/dvenc: return an error on audio/video desync

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This commit is contained in:
Anton Khirnov 2022-01-06 19:19:39 +01:00 committed by Andreas Rheinhardt
parent d3c6156ce3
commit 7e2be84a94
1 changed files with 6 additions and 2 deletions
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8
libavformat/dvenc.c
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@ -255,8 +255,10 @@ static int dv_assemble_frame(AVFormatContext *s,
switch (st->codecpar->codec_type) {
case AVMEDIA_TYPE_VIDEO:
/* FIXME: we have to have more sensible approach than this one */
if (c->has_video)
if (c->has_video) {
av_log(s, AV_LOG_ERROR, "Can't process DV frame #%d. Insufficient audio data or severe sync problem.\n", c->frames);
return AVERROR(EINVAL);
}
if (data_size != c->sys->frame_size) {
av_log(s, AV_LOG_ERROR, "Unexpected frame size, %d != %d\n",
data_size, c->sys->frame_size);
@ -270,8 +272,10 @@ static int dv_assemble_frame(AVFormatContext *s,
for (i = 0; i < c->n_ast && st != c->ast[i]; i++);
/* FIXME: we have to have more sensible approach than this one */
if (av_fifo_size(c->audio_data[i]) + data_size >= 100*MAX_AUDIO_FRAME_SIZE)
if (av_fifo_size(c->audio_data[i]) + data_size >= 100*MAX_AUDIO_FRAME_SIZE) {
av_log(s, AV_LOG_ERROR, "Can't process DV frame #%d. Insufficient video data or severe sync problem.\n", c->frames);
return AVERROR(EINVAL);
}
av_fifo_generic_write(c->audio_data[i], data, data_size, NULL);
reqasize = 4 * dv_audio_frame_size(c->sys, c->frames, st->codecpar->sample_rate);