Hi! A user provided a rawvideo frame that is detected as vplayer without attached patch.
Please comment, Carl Eugen
From 493f24f3d0ba74353ed7742c34a3727c344535eb Mon Sep 17 00:00:00 2001 From: Carl Eugen Hoyos <ceho...@ag.or.at> Date: Tue, 12 Jul 2016 12:23:58 +0200 Subject: [PATCH] lavf/vplayerdec: Stricter probing. --- libavformat/vplayerdec.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/libavformat/vplayerdec.c b/libavformat/vplayerdec.c index 897c408..c530a47 100644 --- a/libavformat/vplayerdec.c +++ b/libavformat/vplayerdec.c @@ -34,10 +34,16 @@ typedef struct { static int vplayer_probe(AVProbeData *p) { char c; + unsigned hh, mm, ss, ms = 0; const unsigned char *ptr = p->buf; - if ((sscanf(ptr, "%*d:%*d:%*d.%*d%c", &c) == 1 || - sscanf(ptr, "%*d:%*d:%*d%c", &c) == 1) && strchr(": =", c)) + if ( (sscanf(ptr, "%d:%d:%d.%d%c", &hh, &mm, &ss, &ms, &c) == 5 || + sscanf(ptr, "%d:%d:%d%c", &hh, &mm, &ss, &c) == 4) + && strchr(": =", c) + && hh < 1000 + && mm < 60 + && ss < 60 + && ms < 1000) return AVPROBE_SCORE_MAX; return 0; } -- 1.7.10.4
_______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel