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#include "evas_common_private.h"
#include "evas_convert_colorspace.h"
#define CONVERT_RGB_565_TO_RGB_888(s) \
(((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \
((((s) << 5) & 0xfc00) | (((s) >> 1) & 0x300)) | \
((((s) << 8) & 0xf80000) | (((s) << 3) & 0x70000)))
#define CONVERT_A5P_TO_A8(s) \
((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7))
#define CONVERT_ARGB_8888_TO_A_8(s) ((s) >> 24)
static inline void *
evas_common_convert_argb8888_to_rgb565_a5p(void *data EINA_UNUSED, int w EINA_UNUSED, int h EINA_UNUSED, int stride EINA_UNUSED, Eina_Bool has_alpha EINA_UNUSED)
{
return NULL;
}
static inline void *
evas_common_convert_rgb565_a5p_to_argb8888(void *data, int w, int h, int stride, Eina_Bool has_alpha)
{
DATA16 *src, *end;
DATA32 *ret, *dst;
src = data;
end = src + (stride * h);
ret = malloc(w * h * sizeof(DATA32));
dst = ret;
if (has_alpha)
{
DATA8 *alpha;
alpha = (DATA8 *)end;
for (; src < end; src++, alpha++, dst++)
*dst = (CONVERT_A5P_TO_A8(*alpha) << 24) |
CONVERT_RGB_565_TO_RGB_888(*src);
}
else
{
for (; src < end; src++, dst++)
*dst = CONVERT_RGB_565_TO_RGB_888(*src);
}
return ret;
}
static inline void *
evas_common_convert_agry88_to_argb8888(const void *data, int w, int h, int stride, Eina_Bool has_alpha)
{
const DATA16 *src, *end;
DATA32 *ret, *dst;
src = data;
end = src + ((stride >> 1) * h);
ret = malloc(w * h * sizeof(DATA32));
dst = ret;
if (has_alpha)
{
for (; src < end; src++, dst++)
{
int c = (*src) & 0xFF;
*dst = ARGB_JOIN((*src >> 8), c, c, c);
}
}
else
{
for (; src < end; src++, dst++)
{
int c = (*src) & 0xFF;
*dst = ARGB_JOIN(0xFF, c, c, c);
}
}
return ret;
}
void *
evas_common_convert_agry88_to(const void *data, int w, int h, int stride, Eina_Bool has_alpha, Evas_Colorspace cspace)
{
switch (cspace) {
case EVAS_COLORSPACE_ARGB8888:
return evas_common_convert_agry88_to_argb8888(data, w, h, stride, has_alpha);
default:
return NULL;
}
}
static inline void *
evas_common_convert_gry8_to_argb8888(const void *data, int w, int h, int stride, Eina_Bool has_alpha)
{
const DATA8 *src, *end;
DATA32 *ret, *dst;
src = data;
end = src + (stride * h);
ret = malloc(w * h * sizeof(DATA32));
dst = ret;
if (has_alpha)
{
for (; src < end; src++, dst++)
{
int c = (*src) & 0xFF;
*dst = ARGB_JOIN(c, c, c, c);
}
}
else
{
for (; src < end; src++, dst++)
{
int c = (*src) & 0xFF;
*dst = ARGB_JOIN(0xFF, c, c, c);
}
}
return ret;
}
void *
evas_common_convert_gry8_to(const void *data, int w, int h, int stride, Eina_Bool has_alpha, Evas_Colorspace cspace)
{
switch (cspace) {
case EVAS_COLORSPACE_ARGB8888:
return evas_common_convert_gry8_to_argb8888(data, w, h, stride, has_alpha);
default:
return NULL;
}
}
static inline void *
evas_common_convert_argb8888_to_a8(void *data, int w, int h, int stride, Eina_Bool has_alpha)
{
uint32_t *src, *end;
uint8_t *ret, *dst;
src = data;
end = src + (stride * h);
ret = malloc(w * h);
if (!ret) return NULL;
if (!has_alpha)
{
return memset(ret, 0xff, w * h);
}
dst = ret;
for ( ; src < end ; src++, dst++)
*dst = CONVERT_ARGB_8888_TO_A_8(*src);
return ret;
}
EAPI void *
evas_common_convert_argb8888_to(void *data, int w, int h, int stride, Eina_Bool has_alpha, Evas_Colorspace cspace)
{
switch (cspace)
{
case EVAS_COLORSPACE_RGB565_A5P:
return evas_common_convert_argb8888_to_rgb565_a5p(data, w, h, stride, has_alpha);
case EVAS_COLORSPACE_GRY8:
return evas_common_convert_argb8888_to_a8(data, w, h, stride, has_alpha);
default:
break;
}
return NULL;
}
EAPI void *
evas_common_convert_rgb565_a5p_to(void *data, int w, int h, int stride, Eina_Bool has_alpha, Evas_Colorspace cspace)
{
switch (cspace)
{
case EVAS_COLORSPACE_ARGB8888:
return evas_common_convert_rgb565_a5p_to_argb8888(data, w, h, stride, has_alpha);
default:
break;
}
return NULL;
}
EAPI void *
evas_common_convert_yuv_422_601_to(void *data, int w, int h, Evas_Colorspace cspace)
{
switch (cspace)
{
case EVAS_COLORSPACE_ARGB8888:
{
void *dst;
dst = malloc(sizeof (unsigned int) * w * h);
if (!dst) return NULL;
evas_common_convert_yuv_422_601_rgba(data, dst, w, h);
return dst;
}
default:
break;
}
return NULL;
}
EAPI void *
evas_common_convert_yuv_422P_601_to(void *data, int w, int h, Evas_Colorspace cspace)
{
switch (cspace)
{
case EVAS_COLORSPACE_ARGB8888:
{
void *dst;
dst = malloc(sizeof (unsigned int) * w * h);
if (!dst) return NULL;
evas_common_convert_yuv_422p_601_rgba(data, dst, w, h);
return dst;
}
default:
break;
}
return NULL;
}
EAPI void *
evas_common_convert_yuv_420_601_to(void *data, int w, int h, Evas_Colorspace cspace)
{
switch (cspace)
{
case EVAS_COLORSPACE_ARGB8888:
{
void *dst;
dst = malloc(sizeof (unsigned int) * w * h);
if (!dst) return NULL;
evas_common_convert_yuv_420_601_rgba(data, dst, w, h);
return dst;
}
default:
break;
}
return NULL;
}
EAPI void *
evas_common_convert_yuv_420T_601_to(void *data, int w, int h, Evas_Colorspace cspace)
{
switch (cspace)
{
case EVAS_COLORSPACE_ARGB8888:
{
void *dst;
dst = malloc(sizeof (unsigned int) * w * h);
if (!dst) return NULL;
evas_common_convert_yuv_420_601_rgba(data, dst, w, h);
return dst;
}
default:
break;
}
return NULL;
}
/* vim:set ts=8 sw=3 sts=3 expandtab cino=>5n-2f0^-2{2(0W1st0 :*/
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