diff options
Diffstat (limited to 'Source/3rdParty/SDL2/src/video/yuv2rgb/yuv_rgb_std_func.h')
| -rw-r--r-- | Source/3rdParty/SDL2/src/video/yuv2rgb/yuv_rgb_std_func.h | 228 |
1 files changed, 0 insertions, 228 deletions
diff --git a/Source/3rdParty/SDL2/src/video/yuv2rgb/yuv_rgb_std_func.h b/Source/3rdParty/SDL2/src/video/yuv2rgb/yuv_rgb_std_func.h deleted file mode 100644 index f0ab5c6..0000000 --- a/Source/3rdParty/SDL2/src/video/yuv2rgb/yuv_rgb_std_func.h +++ /dev/null @@ -1,228 +0,0 @@ -// Copyright 2016 Adrien Descamps -// Distributed under BSD 3-Clause License - -/* You need to define the following macros before including this file: - STD_FUNCTION_NAME - YUV_FORMAT - RGB_FORMAT -*/ - -#if RGB_FORMAT == RGB_FORMAT_RGB565 - -#define PACK_PIXEL(rgb_ptr) \ - *(Uint16 *)rgb_ptr = \ - ((((Uint16)clampU8(y_tmp+r_tmp)) << 8 ) & 0xF800) | \ - ((((Uint16)clampU8(y_tmp+g_tmp)) << 3) & 0x07E0) | \ - (((Uint16)clampU8(y_tmp+b_tmp)) >> 3); \ - rgb_ptr += 2; \ - -#elif RGB_FORMAT == RGB_FORMAT_RGB24 - -#define PACK_PIXEL(rgb_ptr) \ - rgb_ptr[0] = clampU8(y_tmp+r_tmp); \ - rgb_ptr[1] = clampU8(y_tmp+g_tmp); \ - rgb_ptr[2] = clampU8(y_tmp+b_tmp); \ - rgb_ptr += 3; \ - -#elif RGB_FORMAT == RGB_FORMAT_RGBA - -#define PACK_PIXEL(rgb_ptr) \ - *(Uint32 *)rgb_ptr = \ - (((Uint32)clampU8(y_tmp+r_tmp)) << 24) | \ - (((Uint32)clampU8(y_tmp+g_tmp)) << 16) | \ - (((Uint32)clampU8(y_tmp+b_tmp)) << 8) | \ - 0x000000FF; \ - rgb_ptr += 4; \ - -#elif RGB_FORMAT == RGB_FORMAT_BGRA - -#define PACK_PIXEL(rgb_ptr) \ - *(Uint32 *)rgb_ptr = \ - (((Uint32)clampU8(y_tmp+b_tmp)) << 24) | \ - (((Uint32)clampU8(y_tmp+g_tmp)) << 16) | \ - (((Uint32)clampU8(y_tmp+r_tmp)) << 8) | \ - 0x000000FF; \ - rgb_ptr += 4; \ - -#elif RGB_FORMAT == RGB_FORMAT_ARGB - -#define PACK_PIXEL(rgb_ptr) \ - *(Uint32 *)rgb_ptr = \ - 0xFF000000 | \ - (((Uint32)clampU8(y_tmp+r_tmp)) << 16) | \ - (((Uint32)clampU8(y_tmp+g_tmp)) << 8) | \ - (((Uint32)clampU8(y_tmp+b_tmp)) << 0); \ - rgb_ptr += 4; \ - -#elif RGB_FORMAT == RGB_FORMAT_ABGR - -#define PACK_PIXEL(rgb_ptr) \ - *(Uint32 *)rgb_ptr = \ - 0xFF000000 | \ - (((Uint32)clampU8(y_tmp+b_tmp)) << 16) | \ - (((Uint32)clampU8(y_tmp+g_tmp)) << 8) | \ - (((Uint32)clampU8(y_tmp+r_tmp)) << 0); \ - rgb_ptr += 4; \ - -#else -#error PACK_PIXEL unimplemented -#endif - - -void STD_FUNCTION_NAME( - uint32_t width, uint32_t height, - const uint8_t *Y, const uint8_t *U, const uint8_t *V, uint32_t Y_stride, uint32_t UV_stride, - uint8_t *RGB, uint32_t RGB_stride, - YCbCrType yuv_type) -{ - const YUV2RGBParam *const param = &(YUV2RGB[yuv_type]); -#if YUV_FORMAT == YUV_FORMAT_420 - #define y_pixel_stride 1 - #define uv_pixel_stride 1 - #define uv_x_sample_interval 2 - #define uv_y_sample_interval 2 -#elif YUV_FORMAT == YUV_FORMAT_422 - #define y_pixel_stride 2 - #define uv_pixel_stride 4 - #define uv_x_sample_interval 2 - #define uv_y_sample_interval 1 -#elif YUV_FORMAT == YUV_FORMAT_NV12 - #define y_pixel_stride 1 - #define uv_pixel_stride 2 - #define uv_x_sample_interval 2 - #define uv_y_sample_interval 2 -#endif - - uint32_t x, y; - for(y=0; y<(height-(uv_y_sample_interval-1)); y+=uv_y_sample_interval) - { - const uint8_t *y_ptr1=Y+y*Y_stride, - *y_ptr2=Y+(y+1)*Y_stride, - *u_ptr=U+(y/uv_y_sample_interval)*UV_stride, - *v_ptr=V+(y/uv_y_sample_interval)*UV_stride; - - uint8_t *rgb_ptr1=RGB+y*RGB_stride; - - #if uv_y_sample_interval > 1 - uint8_t *rgb_ptr2=RGB+(y+1)*RGB_stride; - #endif - - for(x=0; x<(width-(uv_x_sample_interval-1)); x+=uv_x_sample_interval) - { - // Compute U and V contributions, common to the four pixels - - int32_t u_tmp = ((*u_ptr)-128); - int32_t v_tmp = ((*v_ptr)-128); - - int32_t r_tmp = (v_tmp*param->v_r_factor); - int32_t g_tmp = (u_tmp*param->u_g_factor + v_tmp*param->v_g_factor); - int32_t b_tmp = (u_tmp*param->u_b_factor); - - // Compute the Y contribution for each pixel - - int32_t y_tmp = ((y_ptr1[0]-param->y_shift)*param->y_factor); - PACK_PIXEL(rgb_ptr1); - - y_tmp = ((y_ptr1[y_pixel_stride]-param->y_shift)*param->y_factor); - PACK_PIXEL(rgb_ptr1); - - #if uv_y_sample_interval > 1 - y_tmp = ((y_ptr2[0]-param->y_shift)*param->y_factor); - PACK_PIXEL(rgb_ptr2); - - y_tmp = ((y_ptr2[y_pixel_stride]-param->y_shift)*param->y_factor); - PACK_PIXEL(rgb_ptr2); - #endif - - y_ptr1+=2*y_pixel_stride; - y_ptr2+=2*y_pixel_stride; - u_ptr+=2*uv_pixel_stride/uv_x_sample_interval; - v_ptr+=2*uv_pixel_stride/uv_x_sample_interval; - } - - /* Catch the last pixel, if needed */ - if (uv_x_sample_interval == 2 && x == (width-1)) - { - // Compute U and V contributions, common to the four pixels - - int32_t u_tmp = ((*u_ptr)-128); - int32_t v_tmp = ((*v_ptr)-128); - - int32_t r_tmp = (v_tmp*param->v_r_factor); - int32_t g_tmp = (u_tmp*param->u_g_factor + v_tmp*param->v_g_factor); - int32_t b_tmp = (u_tmp*param->u_b_factor); - - // Compute the Y contribution for each pixel - - int32_t y_tmp = ((y_ptr1[0]-param->y_shift)*param->y_factor); - PACK_PIXEL(rgb_ptr1); - - #if uv_y_sample_interval > 1 - y_tmp = ((y_ptr2[0]-param->y_shift)*param->y_factor); - PACK_PIXEL(rgb_ptr2); - #endif - } - } - - /* Catch the last line, if needed */ - if (uv_y_sample_interval == 2 && y == (height-1)) - { - const uint8_t *y_ptr1=Y+y*Y_stride, - *u_ptr=U+(y/uv_y_sample_interval)*UV_stride, - *v_ptr=V+(y/uv_y_sample_interval)*UV_stride; - - uint8_t *rgb_ptr1=RGB+y*RGB_stride; - - for(x=0; x<(width-(uv_x_sample_interval-1)); x+=uv_x_sample_interval) - { - // Compute U and V contributions, common to the four pixels - - int32_t u_tmp = ((*u_ptr)-128); - int32_t v_tmp = ((*v_ptr)-128); - - int32_t r_tmp = (v_tmp*param->v_r_factor); - int32_t g_tmp = (u_tmp*param->u_g_factor + v_tmp*param->v_g_factor); - int32_t b_tmp = (u_tmp*param->u_b_factor); - - // Compute the Y contribution for each pixel - - int32_t y_tmp = ((y_ptr1[0]-param->y_shift)*param->y_factor); - PACK_PIXEL(rgb_ptr1); - - y_tmp = ((y_ptr1[y_pixel_stride]-param->y_shift)*param->y_factor); - PACK_PIXEL(rgb_ptr1); - - y_ptr1+=2*y_pixel_stride; - u_ptr+=2*uv_pixel_stride/uv_x_sample_interval; - v_ptr+=2*uv_pixel_stride/uv_x_sample_interval; - } - - /* Catch the last pixel, if needed */ - if (uv_x_sample_interval == 2 && x == (width-1)) - { - // Compute U and V contributions, common to the four pixels - - int32_t u_tmp = ((*u_ptr)-128); - int32_t v_tmp = ((*v_ptr)-128); - - int32_t r_tmp = (v_tmp*param->v_r_factor); - int32_t g_tmp = (u_tmp*param->u_g_factor + v_tmp*param->v_g_factor); - int32_t b_tmp = (u_tmp*param->u_b_factor); - - // Compute the Y contribution for each pixel - - int32_t y_tmp = ((y_ptr1[0]-param->y_shift)*param->y_factor); - PACK_PIXEL(rgb_ptr1); - } - } - - #undef y_pixel_stride - #undef uv_pixel_stride - #undef uv_x_sample_interval - #undef uv_y_sample_interval -} - -#undef STD_FUNCTION_NAME -#undef YUV_FORMAT -#undef RGB_FORMAT -#undef PACK_PIXEL |