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avcodec/libvorbisenc: do not attempt to flush if no data was input

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this prevents the creation of a packet even though no single sample has ever
been input, which some confusion in the timestamp generation

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-05-19 16:56:55 +02:00
parent ebbc33a42d
commit f29cdfec96
1 changed files with 1 additions and 1 deletions
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libavcodec/libvorbisenc.c
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@ -295,7 +295,7 @@ static int libvorbis_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
if ((ret = ff_af_queue_add(&s->afq, frame)) < 0)
return ret;
} else {
if (!s->eof)
if (!s->eof && s->afq.frame_alloc)
if ((ret = vorbis_analysis_wrote(&s->vd, 0)) < 0) {
av_log(avctx, AV_LOG_ERROR, "error in vorbis_analysis_wrote()\n");
return vorbis_error_to_averror(ret);