[MPlayer-dev-eng] [Possible Bug] Damaged image when playing some flv file

陆然 hephooey at gmail.com
Thu Aug 17 15:53:55 CEST 2006


Hi,

I've reported the bug to ffmpeg-devel, because at that time I thought it was a 
decoder bug, you can find the description and sample url here:

http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/35346/focus=35346

But after fiddling with the code I've found I can work around the bug by 
disable drl in vd_ffmpeg.c

Index: vd_ffmpeg.c
===================================================================
--- vd_ffmpeg.c (修订版 19422)
+++ vd_ffmpeg.c (工作拷贝)
@@ -195,8 +195,8 @@
     if(vd_use_slices && (lavc_codec->capabilities&CODEC_CAP_DRAW_HORIZ_BAND) 
&& !do_vis_debug)
        ctx->do_slices=1;

-    if(lavc_codec->capabilities&CODEC_CAP_DR1 && !do_vis_debug && 
lavc_codec->id != CODEC_ID_H264)
-       ctx->do_dr1=1;
+    //if(lavc_codec->capabilities&CODEC_CAP_DR1 && !do_vis_debug && 
lavc_codec->id != CODEC_ID_H264)
+       //ctx->do_dr1=1;
     ctx->b_age= ctx->ip_age[0]= ctx->ip_age[1]= 256*256*256*64;
     ctx->ip_count= ctx->b_count= 0;

Obviously this is not a solution, but now I'm confused, maybe it's a bug in 
mplayer instead of ffmpeg?

-- 
Best Regards,
LR



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