[FFmpeg-cvslog] avformat/hls: Add cmfv and cmfa to allowed_extensions

[Michael Niedermayer]

ffmpeg | branch: release/4.2 | Michael Niedermayer <michael at niedermayer.cc> | Sun Apr  6 12:30:04 2025 +0200| [9dd7ab049f550ec21959951ffee5e4c3a08a83d0] | committer: Michael Niedermayer

avformat/hls: Add cmfv and cmfa to allowed_extensions

Fixes: www.nicovideo.jp
Fixes: Ticket11526
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit 2352145e416c7cbdcf9679ea690c9c1dee4a7936)
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9dd7ab049f550ec21959951ffee5e4c3a08a83d0
---

 libavformat/hls.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libavformat/hls.c b/libavformat/hls.c
index b38ad77695..0db06ec0d1 100644
--- a/libavformat/hls.c
+++ b/libavformat/hls.c
@@ -2325,7 +2325,9 @@ static const AVOption hls_options[] = {
         OFFSET(live_start_index), AV_OPT_TYPE_INT, {.i64 = -3}, INT_MIN, INT_MAX, FLAGS},
     {"allowed_extensions", "List of file extensions that hls is allowed to access",
         OFFSET(allowed_extensions), AV_OPT_TYPE_STRING,
-        {.str = "3gp,aac,avi,flac,mkv,m3u8,m4a,m4s,m4v,mpg,mov,mp2,mp3,mp4,mpeg,mpegts,ogg,ogv,oga,ts,vob,wav"},
+        {.str = "3gp,aac,avi,ac3,eac3,flac,mkv,m3u8,m4a,m4s,m4v,mpg,mov,mp2,mp3,mp4,mpeg,mpegts,ogg,ogv,oga,ts,vob,vtt,wav,webvtt"
+            ",cmfv,cmfa" // Ticket11526 www.nicovideo.jp
+        },
         INT_MIN, INT_MAX, FLAGS},
     {"max_reload", "Maximum number of times a insufficient list is attempted to be reloaded",
         OFFSET(max_reload), AV_OPT_TYPE_INT, {.i64 = 1000}, 0, INT_MAX, FLAGS},