diff options
-rw-r--r-- | ffmpeg.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -3235,7 +3235,7 @@ static void prepare_grab(void) if (has_video) { AVInputFormat *fmt1; #warning FIXME: find a better interface - if(!strncmp(video_device,"x11:",4)) { + if(video_device&&!strncmp(video_device,"x11:",4)) { video_grab_format="x11grab"; } fmt1 = av_find_input_format(video_grab_format); |