Make dither4 & dither8 const.

Originally committed as revision 25967 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

libswscale/swscale.c

@@ -194,11 +194,11 @@ static volatile uint64_t attribute_used __attribute__((aligned(8))) g5Dither;
 static volatile uint64_t attribute_used __attribute__((aligned(8))) g6Dither;
 static volatile uint64_t attribute_used __attribute__((aligned(8))) r5Dither;
 
-static uint64_t __attribute__((aligned(8))) dither4[2]={
+DECLARE_ASM_CONST(8, uint64_t, dither4[2])={
         0x0103010301030103LL,
         0x0200020002000200LL,};
 
-static uint64_t __attribute__((aligned(8))) dither8[2]={
+DECLARE_ASM_CONST(8, uint64_t, dither8[2])={
         0x0602060206020602LL,
         0x0004000400040004LL,};
 

libswscale/yuv2rgb.c

@@ -170,11 +170,11 @@ static volatile uint64_t attribute_used __attribute__((aligned(8))) g5Dither;
 static volatile uint64_t attribute_used __attribute__((aligned(8))) g6Dither;
 static volatile uint64_t attribute_used __attribute__((aligned(8))) r5Dither;
 
-static uint64_t __attribute__((aligned(8))) dither4[2]={
+DECLARE_ASM_CONST(8, uint64_t, dither4[2])={
     0x0103010301030103LL,
     0x0200020002000200LL,};
 
-static uint64_t __attribute__((aligned(8))) dither8[2]={
+DECLARE_ASM_CONST(8, uint64_t, dither8[2])={
     0x0602060206020602LL,
     0x0004000400040004LL,};