Fix a floating point exception for invalid framerate, fixes issue 2470.

Patch by Daniel Kang, daniel.d.kang at gmail Originally committed as revision 26188 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago · 7f8ffc4efd
parent 3a1cdcc798
commit 7f8ffc4efd
1 changed files with 1 additions and 1 deletions
--- a/libavformat/yuv4mpeg.c
+++ b/libavformat/yuv4mpeg.c
@ -316,7 +316,7 @@ static int yuv4_read_header(AVFormatContext *s, AVFormatParameters *ap)
            pix_fmt = alt_pix_fmt;
    }

-    if (raten == 0 && rated == 0) {
+    if (raten <= 0 || rated <= 0) {
        // Frame rate unknown
        raten = 25;
        rated = 1;