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YUV: rename *1 -> *

--- a/yuv.c

+++ b/yuv.c

@@ -8,21 +8,21 @@

 {

 	u32int w, h;

 	int r, g, b;

-	int yy1, cb1, cr1, go;

+	int yy, cb, cr, go;

 	for(h = 0; h < height-1; h += 2){

 		for(w = 0; w < width-1; w += 2){

-			cb1 = *u - 0x80;

-			cr1 = *v - 0x80;

-			go = 22554*cb1 + 46802*cr1;

+			cb = *u - 0x80;

+			cr = *v - 0x80;

+			go = 22554*cb + 46802*cr;

 #define ONE do{ \

-			yy1 = *y * 0x10101; \

-			b = yy1 + 116130*cb1; \

+			yy = *y * 0x10101; \

+			b = yy + 116130*cb; \

 			rgb[0] = (b >> 24) ? ~(b >> 31) : (b>>16); \

-			g = yy1 - go; \

+			g = yy - go; \

 			rgb[1] = (g >> 24) ? ~(g >> 31) : (g>>16); \

-			r = yy1 + 91881*cr1; \

+			r = yy + 91881*cr; \

 			rgb[2] = (r >> 24) ? ~(r >> 31) : (r>>16); \

 }while(0)