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SDL UI, preparation for 2x mode, for improved color resolution

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This commit is contained in:
kub 2020-06-25 16:46:35 +02:00
parent 817c9eb8f1
commit 1fef85f06e
1 changed files with 12 additions and 2 deletions
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14
platform/common/plat_sdl.c
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@ -136,9 +136,19 @@ void bgr_to_uyvy_init(void)
void rgb565_to_uyvy(void *d, const void *s, int pixels)
{
unsigned int *dst = d;
const unsigned short *src = s;
uint32_t *dst = d;
const uint16_t *src = s;
if (plat_sdl_overlay->w > 2*plat_sdl_overlay->h)
for (; pixels > 0; src += 4, dst += 4, pixels -= 4)
{
struct uyvy *uyvy0 = yuv_uyvy + src[0], *uyvy1 = yuv_uyvy + src[1];
struct uyvy *uyvy2 = yuv_uyvy + src[2], *uyvy3 = yuv_uyvy + src[3];
dst[0] = (uyvy0->y << 24) | uyvy0->vyu;
dst[1] = (uyvy1->y << 24) | uyvy1->vyu;
dst[2] = (uyvy2->y << 24) | uyvy2->vyu;
dst[3] = (uyvy3->y << 24) | uyvy3->vyu;
} else
for (; pixels > 0; src += 4, dst += 2, pixels -= 4)
{
struct uyvy *uyvy0 = yuv_uyvy + src[0], *uyvy1 = yuv_uyvy + src[1];