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SDL, better handling of 2x overlay mode

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This commit is contained in:
kub 2020-12-14 21:15:32 +01:00
parent 70e9ca7191
commit 9742bda77f
1 changed files with 5 additions and 4 deletions
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9
platform/common/plat_sdl.c
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@ -135,12 +135,12 @@ void bgr_to_uyvy_init(void)
} }
} }
void rgb565_to_uyvy(void *d, const void *s, int pixels) void rgb565_to_uyvy(void *d, const void *s, int pixels, int x2)
{ {
uint32_t *dst = d; uint32_t *dst = d;
const uint16_t *src = s; const uint16_t *src = s;
if (plat_sdl_overlay->w > 2*plat_sdl_overlay->h) if (x2)
for (; pixels > 0; src += 4, dst += 4, pixels -= 4) for (; pixels > 0; src += 4, dst += 4, pixels -= 4)
{ {
struct uyvy *uyvy0 = yuv_uyvy + src[0], *uyvy1 = yuv_uyvy + src[1]; struct uyvy *uyvy0 = yuv_uyvy + src[0], *uyvy1 = yuv_uyvy + src[1];
@ -169,7 +169,8 @@ void plat_video_flip(void)
SDL_LockYUVOverlay(plat_sdl_overlay); SDL_LockYUVOverlay(plat_sdl_overlay);
rgb565_to_uyvy(plat_sdl_overlay->pixels[0], shadow_fb, rgb565_to_uyvy(plat_sdl_overlay->pixels[0], shadow_fb,
g_screen_ppitch * g_screen_height); g_screen_ppitch * g_screen_height,
plat_sdl_overlay->w > 2*plat_sdl_overlay->h);
SDL_UnlockYUVOverlay(plat_sdl_overlay); SDL_UnlockYUVOverlay(plat_sdl_overlay);
SDL_DisplayYUVOverlay(plat_sdl_overlay, &dstrect); SDL_DisplayYUVOverlay(plat_sdl_overlay, &dstrect);
} }
@ -246,7 +247,7 @@ void plat_video_menu_end(void)
SDL_LockYUVOverlay(plat_sdl_overlay); SDL_LockYUVOverlay(plat_sdl_overlay);
rgb565_to_uyvy(plat_sdl_overlay->pixels[0], shadow_fb, rgb565_to_uyvy(plat_sdl_overlay->pixels[0], shadow_fb,
g_menuscreen_pp * g_menuscreen_h); g_menuscreen_pp * g_menuscreen_h, 0);
SDL_UnlockYUVOverlay(plat_sdl_overlay); SDL_UnlockYUVOverlay(plat_sdl_overlay);
SDL_DisplayYUVOverlay(plat_sdl_overlay, &dstrect); SDL_DisplayYUVOverlay(plat_sdl_overlay, &dstrect);