* Re: [FFmpeg-devel] [FFmpeg-cvslog] avformat/mxfenc: reject unsupported ffv1 versions
[not found] <20230405225044.DEFF3410810@natalya.videolan.org>
@ 2023-04-11 21:49 ` Moritz Barsnick
0 siblings, 0 replies; only message in thread
From: Moritz Barsnick @ 2023-04-11 21:49 UTC (permalink / raw)
To: FFmpeg development discussions and patches
On Wed, Apr 05, 2023 at 22:50:43 +0000, Jerome Martinez wrote:
> ffmpeg | branch: master | Jerome Martinez <jerome at mediaarea.net> | Tue Apr 4 16:57:03 2023 +0200| [feeeefc3db04810286cd647f235ced0ec6c3eba8] | committer: Michael Niedermayer
>
> avformat/mxfenc: reject unsupported ffv1 versions
>
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
>
> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=feeeefc3db04810286cd647f235ced0ec6c3eba8
> ---
>
> libavformat/mxfenc.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/libavformat/mxfenc.c b/libavformat/mxfenc.c
> index 9eba208ffb..d8252ed68f 100644
> --- a/libavformat/mxfenc.c
> +++ b/libavformat/mxfenc.c
> @@ -2493,6 +2493,10 @@ static int mxf_parse_ffv1_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
> if (v > 4) {
> return 0;
> }
> + if (v > 4) {
> + av_log(s, AV_LOG_ERROR, "unsupported ffv1 version %d\n", v);
> + return 0;
> + }
> sc->micro_version = get_ffv1_unsigned_symbol(&c, state);
You inserted unreachable code.
Cheers,
Moritz
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