swr: fix buf_set() so it works with input == output

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago · 5027e3daf7
parent bdbfd4569d
commit 5027e3daf7
1 changed files with 1 additions and 1 deletions
--- a/libswresample/swresample.c
+++ b/libswresample/swresample.c
@ -394,7 +394,7 @@ static void buf_set(AudioData *out, AudioData *in, int count){
        for(ch=0; ch<out->ch_count; ch++)
            out->ch[ch]= in->ch[ch] + count*out->bps;
    }else{
-        for(ch=0; ch<out->ch_count; ch++)
+        for(ch=out->ch_count-1; ch>=0; ch--)
            out->ch[ch]= in->ch[0] + (ch + count*out->ch_count) * out->bps;
    }
 }