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FFplay : Fix segfault when playing monoaural streams. 

Originally committed as revision 24090 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Jai Menon 2010-07-07 18:14:58 +00:00
parent 9077e29ecc
commit 00f72577ad
1 changed files with 2 additions and 1 deletions
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ffplay.c
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@ -943,7 +943,8 @@ static void video_audio_display(VideoState *s)
for(y=0; y<s->height; y++){
double w= 1/sqrt(nb_freq);
int a= sqrt(w*sqrt(data[0][2*y+0]*data[0][2*y+0] + data[0][2*y+1]*data[0][2*y+1]));
int b= sqrt(w*sqrt(data[1][2*y+0]*data[1][2*y+0] + data[1][2*y+1]*data[1][2*y+1]));
int b= (nb_display_channels == 2 ) ? sqrt(w*sqrt(data[1][2*y+0]*data[1][2*y+0]
+ data[1][2*y+1]*data[1][2*y+1])) : a;
a= FFMIN(a,255);
b= FFMIN(b,255);
fgcolor = SDL_MapRGB(screen->format, a, b, (a+b)/2);