}
}
-#define UNROLL1(bpp, op) { \
+#define UNROLL1(bpp, op) \
+ { \
r = dst[0]; \
if (bpp >= 2) \
g = dst[1]; \
continue; \
dst[i + 3] = a = op(a, src[i + 3], last[i + 3]); \
} \
-}
+ }
-#define UNROLL_FILTER(op)\
- if (bpp == 1) UNROLL1(1, op)\
- else if (bpp == 2) UNROLL1(2, op)\
- else if (bpp == 3) UNROLL1(3, op)\
- else if (bpp == 4) UNROLL1(4, op)\
- for (; i < size; i++) {\
- dst[i] = op(dst[i - bpp], src[i], last[i]);\
- }\
+#define UNROLL_FILTER(op) \
+ if (bpp == 1) { \
+ UNROLL1(1, op) \
+ } else if (bpp == 2) { \
+ UNROLL1(2, op) \
+ } else if (bpp == 3) { \
+ UNROLL1(3, op) \
+ } else if (bpp == 4) { \
+ UNROLL1(4, op) \
+ } \
+ for (; i < size; i++) { \
+ dst[i] = op(dst[i - bpp], src[i], last[i]); \
+ }
/* NOTE: 'dst' can be equal to 'last' */
static void png_filter_row(PNGDSPContext *dsp, uint8_t *dst, int filter_type,