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(SoftFilters) Cleanup scale2x.c

This commit is contained in:
twinaphex 2014-04-17 13:39:06 +02:00
parent 7d1de6a319
commit aa3cdb4e05
1 changed files with 10 additions and 14 deletions
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24
gfx/filters/scale2x.c
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@ -24,10 +24,10 @@
#define SCALE2X_SCALE 2
#define SCALE2X_GENERIC(width, height, first, last, src, src_stride, dst, dst_stride) \
#define SCALE2X_GENERIC(typename_t, width, height, first, last, src, src_stride, dst, dst_stride) \
unsigned x, y; \
TYPENAME *out0 = (TYPENAME*)dst; \
TYPENAME *out1 = (TYPENAME*)(dst + dst_stride); \
typename_t *out0 = (typename_t*)dst; \
typename_t *out1 = (typename_t*)(dst + dst_stride); \
\
for (y = 0; y < height; ++y) \
{ \
@ -36,11 +36,11 @@
\
for (x = 0; x < width; ++x) \
{ \
const TYPENAME A = *(src - prevline); \
const TYPENAME B = (x > 0) ? *(src - 1) : *src; \
const TYPENAME C = *src; \
const TYPENAME D = (x < width - 1) ? *(src + 1) : *src; \
const TYPENAME E = *(src++ + nextline); \
const typename_t A = *(src - prevline); \
const typename_t B = (x > 0) ? *(src - 1) : *src; \
const typename_t C = *src; \
const typename_t D = (x < width - 1) ? *(src + 1) : *src; \
const typename_t E = *(src++ + nextline); \
\
if (A != E && B != D) \
{ \
@ -68,9 +68,7 @@ static void scale2x_generic_rgb565(unsigned width, unsigned height,
const uint16_t *src, unsigned src_stride,
uint16_t *dst, unsigned dst_stride)
{
#define TYPENAME uint16_t
SCALE2X_GENERIC(width, height, first, last, src, src_stride, dst, dst_stride);
#undef TYPENAME
SCALE2X_GENERIC(uint16_t, width, height, first, last, src, src_stride, dst, dst_stride);
}
static void scale2x_generic_xrgb8888(unsigned width, unsigned height,
@ -78,9 +76,7 @@ static void scale2x_generic_xrgb8888(unsigned width, unsigned height,
const uint32_t *src, unsigned src_stride,
uint32_t *dst, unsigned dst_stride)
{
#define TYPENAME uint32_t
SCALE2X_GENERIC(width, height, first, last, src, src_stride, dst, dst_stride);
#undef TYPENAME
SCALE2X_GENERIC(uint32_t, width, height, first, last, src, src_stride, dst, dst_stride);
}
static unsigned scale2x_generic_input_fmts(void)