From 5a079a2d114f96d4847d1ee305d5b7c16eeec50e Mon Sep 17 00:00:00 2001 From: 3gg <3gg@shellblade.net> Date: Sat, 27 Dec 2025 12:03:39 -0800 Subject: Initial commit --- contrib/SDL-3.2.8/src/render/SDL_yuv_sw_c.h | 63 +++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 contrib/SDL-3.2.8/src/render/SDL_yuv_sw_c.h (limited to 'contrib/SDL-3.2.8/src/render/SDL_yuv_sw_c.h') diff --git a/contrib/SDL-3.2.8/src/render/SDL_yuv_sw_c.h b/contrib/SDL-3.2.8/src/render/SDL_yuv_sw_c.h new file mode 100644 index 0000000..807c44c --- /dev/null +++ b/contrib/SDL-3.2.8/src/render/SDL_yuv_sw_c.h @@ -0,0 +1,63 @@ +/* + Simple DirectMedia Layer + Copyright (C) 1997-2025 Sam Lantinga + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. +*/ + +#ifndef SDL_yuv_sw_c_h_ +#define SDL_yuv_sw_c_h_ + +#include "SDL_internal.h" + +// This is the software implementation of the YUV texture support + +struct SDL_SW_YUVTexture +{ + SDL_PixelFormat format; + SDL_Colorspace colorspace; + SDL_PixelFormat target_format; + int w, h; + Uint8 *pixels; + + // These are just so we don't have to allocate them separately + int pitches[3]; + Uint8 *planes[3]; + + // This is a temporary surface in case we have to stretch copy + SDL_Surface *stretch; + SDL_Surface *display; +}; + +typedef struct SDL_SW_YUVTexture SDL_SW_YUVTexture; + +extern SDL_SW_YUVTexture *SDL_SW_CreateYUVTexture(SDL_PixelFormat format, SDL_Colorspace colorspace, int w, int h); +extern bool SDL_SW_QueryYUVTexturePixels(SDL_SW_YUVTexture *swdata, void **pixels, int *pitch); +extern bool SDL_SW_UpdateYUVTexture(SDL_SW_YUVTexture *swdata, const SDL_Rect *rect, const void *pixels, int pitch); +extern bool SDL_SW_UpdateYUVTexturePlanar(SDL_SW_YUVTexture *swdata, const SDL_Rect *rect, + const Uint8 *Yplane, int Ypitch, + const Uint8 *Uplane, int Upitch, + const Uint8 *Vplane, int Vpitch); +extern bool SDL_SW_UpdateNVTexturePlanar(SDL_SW_YUVTexture *swdata, const SDL_Rect *rect, + const Uint8 *Yplane, int Ypitch, + const Uint8 *UVplane, int UVpitch); +extern bool SDL_SW_LockYUVTexture(SDL_SW_YUVTexture *swdata, const SDL_Rect *rect, void **pixels, int *pitch); +extern void SDL_SW_UnlockYUVTexture(SDL_SW_YUVTexture *swdata); +extern bool SDL_SW_CopyYUVToRGB(SDL_SW_YUVTexture *swdata, const SDL_Rect *srcrect, SDL_PixelFormat target_format, int w, int h, void *pixels, int pitch); +extern void SDL_SW_DestroyYUVTexture(SDL_SW_YUVTexture *swdata); + +#endif // SDL_yuv_sw_c_h_ -- cgit v1.2.3