Merge commit '3799376dd3373ee255651ed542c75b15665801a8'

* commit '3799376dd3373ee255651ed542c75b15665801a8':
  lavfi/fifo: fix flushing when using request_samples

Conflicts:
	libavfilter/fifo.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-08-06 09:35:03 +02:00
commit bb5ef96164
1 changed files with 9 additions and 2 deletions

View File

@ -147,10 +147,14 @@ static int return_audio_frame(AVFilterContext *ctx)
{ {
AVFilterLink *link = ctx->outputs[0]; AVFilterLink *link = ctx->outputs[0];
FifoContext *s = ctx->priv; FifoContext *s = ctx->priv;
AVFrame *head = s->root.next->frame; AVFrame *head = s->root.next ? s->root.next->frame : NULL;
AVFrame *out; AVFrame *out;
int ret; int ret;
/* if head is NULL then we're flushing the remaining samples in out */
if (!head && !s->out)
return AVERROR_EOF;
if (!s->out && if (!s->out &&
head->nb_samples >= link->request_samples && head->nb_samples >= link->request_samples &&
calc_ptr_alignment(head) >= 32) { calc_ptr_alignment(head) >= 32) {
@ -227,8 +231,11 @@ static int request_frame(AVFilterLink *outlink)
int ret = 0; int ret = 0;
if (!fifo->root.next) { if (!fifo->root.next) {
if ((ret = ff_request_frame(outlink->src->inputs[0])) < 0) if ((ret = ff_request_frame(outlink->src->inputs[0])) < 0) {
if (ret == AVERROR_EOF && outlink->request_samples)
return return_audio_frame(outlink->src);
return ret; return ret;
}
av_assert0(fifo->root.next); av_assert0(fifo->root.next);
} }