pthread: make ff_thread_release_buffer idempotent.

I.e. don't do anything on already released frames.
This commit is contained in:
Anton Khirnov 2012-12-28 09:54:29 +01:00
parent 729b37149c
commit e6b1c3bbe7

View File

@ -975,6 +975,9 @@ void ff_thread_release_buffer(AVCodecContext *avctx, AVFrame *f)
PerThreadContext *p = avctx->thread_opaque;
FrameThreadContext *fctx;
if (!f->data[0])
return;
if (!(avctx->active_thread_type&FF_THREAD_FRAME)) {
avctx->release_buffer(avctx, f);
return;