On Fri, Jun 06, 2025 at 12:06:34AM +0800, Zhao Zhili wrote:
> From: Zhao Zhili <zhiliz...@tencent.com>
>
> ---
> libavformat/avformat.h | 3 +--
> libavformat/format.c | 2 ++
> 2 files changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/libavformat/avformat.h b/libavformat/avformat.h
> index 2034d2aecc..6edcf11022 100644
> --- a/libavformat/avformat.h
> +++ b/libavformat/avformat.h
> @@ -470,8 +470,7 @@ typedef struct AVProbeData {
> /**
> * The muxer/demuxer is experimental and should be used with caution.
> *
> - * - demuxers: will not be selected automatically by probing, must be
> specified
> - * explicitly.
> + * Will not be selected automatically, must be specified explicitly.
> */
> #define AVFMT_EXPERIMENTAL 0x0004
> #define AVFMT_SHOW_IDS 0x0008 /**< Show format stream IDs numbers. */
> diff --git a/libavformat/format.c b/libavformat/format.c
> index 71018ea6ab..516925e7e4 100644
> --- a/libavformat/format.c
> +++ b/libavformat/format.c
> @@ -95,6 +95,8 @@ const AVOutputFormat *av_guess_format(const char
> *short_name, const char *filena
> /* Find the proper file type. */
> score_max = 0;
> while ((fmt = av_muxer_iterate(&i))) {
> + if (fmt->flags & AVFMT_EXPERIMENTAL && !short_name)
> + continue;what does AVFMT_EXPERIMENTAL mean for a muxer ? * a muxer could generate invalid, non compliant data * a muxer could be insecure and exploitable * a muxer could lack some feature (iam sure most muxers in most projects lack some feature) I think the first 2 are reasons to use this flag thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB There will always be a question for which you do not know the correct answer.
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