[FFmpeg-devel] [PATCH 1/2] ffmpeg: ignore EOF when pushing frames to filters.
Paul B Mahol
onemda at gmail.com
Sun Jun 2 16:32:52 CEST 2013
On 6/2/13, Nicolas George <nicolas.george at normalesup.org> wrote:
> EOF is not a fatal condition, it is normally produced
> by a few filters.
>
> TODO: take it into account to avoid useless decoding.
>
> Signed-off-by: Nicolas George <nicolas.george at normalesup.org>
> ---
> ffmpeg.c | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
lgtm
>
> diff --git a/ffmpeg.c b/ffmpeg.c
> index 886039b..c9ac577 100644
> --- a/ffmpeg.c
> +++ b/ffmpeg.c
> @@ -1623,6 +1623,8 @@ static int decode_audio(InputStream *ist, AVPacket
> *pkt, int *got_output)
> f = decoded_frame;
> err = av_buffersrc_add_frame_flags(ist->filters[i]->filter, f,
> AV_BUFFERSRC_FLAG_PUSH);
> + if (err == AVERROR_EOF)
> + err = 0; /* ignore */
> if (err < 0)
> break;
> }
> @@ -1726,7 +1728,9 @@ static int decode_video(InputStream *ist, AVPacket
> *pkt, int *got_output)
> } else
> f = decoded_frame;
> ret = av_buffersrc_add_frame_flags(ist->filters[i]->filter, f,
> AV_BUFFERSRC_FLAG_PUSH);
> - if (ret < 0) {
> + if (ret == AVERROR_EOF) {
> + ret = 0; /* ignore */
> + } else if (ret < 0) {
> av_log(NULL, AV_LOG_FATAL,
> "Failed to inject frame into filter network: %s\n",
> av_err2str(ret));
> exit(1);
> --
> 1.7.10.4
>
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