On Sat, May 6, 2023 at 6:25 AM Michael Niedermayer
<mich...@niedermayer.cc> wrote:
>
> Its unexpected that a .avi or other "standard" file turns into a playlist.
> The goal of this patch is to avoid this unexpected behavior and possible
> privacy or security differences.
Per the IMF specification, a CPL can have any extension or, in fact,
no extension. The latter is routinely used.
>
> This is similar to the same change to hls
>
> Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
> ---
> libavformat/imfdec.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/libavformat/imfdec.c b/libavformat/imfdec.c
> index 7d04d0d853..eafe9a6a26 100644
> --- a/libavformat/imfdec.c
> +++ b/libavformat/imfdec.c
> @@ -926,6 +926,11 @@ static int imf_probe(const AVProbeData *p)
> if (!strstr(p->buf, "ContentTitle>"))
> return 0;
>
> + if (!av_match_ext(p->filename, "xml")) {
> + av_log(NULL, AV_LOG_ERROR, "Not detecting imf with non standard
> extension\n");
> + return 0;
> + }
> +
> return AVPROBE_SCORE_MAX;
> }
>
> --
> 2.17.1
>
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