[FFmpeg-devel] [PATCH] lavc/opusenc: add frame_alloc and frame_count check to quit encode

Hendrik Leppkes h.leppkes at gmail.com
Thu Nov 29 13:40:15 EET 2018


On Thu, Nov 29, 2018 at 10:14 AM Linjie Fu <linjie.fu at intel.com> wrote:
>
> Add frame_alloc and frame_count check in opus_encode_frame to avoid
> the infinite loop issue.
>
> Fix #7578.
>
> Signed-off-by: Linjie Fu <linjie.fu at intel.com>
> ---
>  libavcodec/opusenc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavcodec/opusenc.c b/libavcodec/opusenc.c
> index 578785f4b4..7146968fc8 100644
> --- a/libavcodec/opusenc.c
> +++ b/libavcodec/opusenc.c
> @@ -543,7 +543,7 @@ static int opus_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
>          ff_bufqueue_add(avctx, &s->bufqueue, av_frame_clone(frame));
>      } else {
>          ff_opus_psy_signal_eof(&s->psyctx);
> -        if (!s->afq.remaining_samples)
> +        if (!s->afq.remaining_samples || (!s->afq.frame_alloc && !s->afq.frame_count))
>              return 0; /* We've been flushed and there's nothing left to encode */
>      }

What does remaining_samples contain if it wasn't even allocated?

- Hendrik


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