dont skip too many bytes if tag is TAG_STREAMHEAD2 and mp3

Originally committed as revision 7408 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago · 17230c9d4d
parent bc9a459780
commit 17230c9d4d
1 changed files with 1 additions and 4 deletions
--- a/libavformat/swf.c
+++ b/libavformat/swf.c
@ -822,13 +822,10 @@ static int swf_read_header(AVFormatContext *s, AVFormatParameters *ap)
            get_byte(pb);
            v = get_byte(pb);
            swf->samples_per_frame = get_le16(pb);
-            if (len!=4)
+            if (len > 4)
                url_fskip(pb,len-4);
            /* if mp3 streaming found, OK */
            if ((v & 0x20) != 0) {
-                if ( tag == TAG_STREAMHEAD2 ) {
-                    get_le16(pb);
-                }
                ast = av_new_stream(s, 1);
                if (!ast)
                    return -ENOMEM;