fixed YUV.

[swftools.git] / lib / modules / swfbits.c

diff --git a/lib/modules/swfbits.c b/lib/modules/swfbits.c
index c0c4bb8..bad776b 100644 (file)
--- a/lib/modules/swfbits.c
+++ b/lib/modules/swfbits.c
@@ -184,9 +184,8 @@ int swf_SetJPEGBits(TAG * t,char * fname,int quality)
              int y = js[x*3+0];
              int u = js[x*3+1];
              int v = js[x*3+1];
-             // untested:
              js[x*3+0] = y + ((360*(v-128))>>8);
-             js[x*3+1] = y - ((88*(u-128)-183*(v-128))>>8);
+             js[x*3+1] = y - ((88*(u-128)+183*(v-128))>>8);
              js[x*3+2] = y + ((455 * (u-128))>>8);
          }
        }