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avfilter/af_surround: add missing error check 

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2017-11-20 13:23:07 +01:00
parent 0f75d77a16
commit 200f497997
1 changed files with 6 additions and 5 deletions
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11
libavfilter/af_surround.c
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@ -1350,18 +1350,19 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
AVFilterContext *ctx = inlink->dst;
AVFilterLink *outlink = ctx->outputs[0];
AudioSurroundContext *s = ctx->priv;
int ret;
av_audio_fifo_write(s->fifo, (void **)in->extended_data,
in->nb_samples);
if (s->pts == AV_NOPTS_VALUE)
ret = av_audio_fifo_write(s->fifo, (void **)in->extended_data,
in->nb_samples);
if (ret >= 0 && s->pts == AV_NOPTS_VALUE)
s->pts = in->pts;
av_frame_free(&in);
if (ret < 0)
return ret;
while (av_audio_fifo_size(s->fifo) >= s->buf_size) {
AVFrame *out;
int ret;
ret = av_audio_fifo_peek(s->fifo, (void **)s->input->extended_data, s->buf_size);
if (ret < 0)