SDL 2.0
SDL_yuv_sw_c.h
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1/*
2 Simple DirectMedia Layer
3 Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org>
4
5 This software is provided 'as-is', without any express or implied
6 warranty. In no event will the authors be held liable for any damages
7 arising from the use of this software.
8
9 Permission is granted to anyone to use this software for any purpose,
10 including commercial applications, and to alter it and redistribute it
11 freely, subject to the following restrictions:
12
13 1. The origin of this software must not be misrepresented; you must not
14 claim that you wrote the original software. If you use this software
15 in a product, an acknowledgment in the product documentation would be
16 appreciated but is not required.
17 2. Altered source versions must be plainly marked as such, and must not be
18 misrepresented as being the original software.
19 3. This notice may not be removed or altered from any source distribution.
20*/
21
22#ifndef SDL_yuv_sw_c_h_
23#define SDL_yuv_sw_c_h_
24
25#include "../SDL_internal.h"
26
27#include "SDL_video.h"
28
29/* This is the software implementation of the YUV texture support */
30
32{
35 int w, h;
37
38 /* These are just so we don't have to allocate them separately */
41
42 /* This is a temporary surface in case we have to stretch copy */
45};
46
48
51 int *pitch);
53 const void *pixels, int pitch);
55 const Uint8 *Yplane, int Ypitch,
56 const Uint8 *Uplane, int Upitch,
57 const Uint8 *Vplane, int Vpitch);
59 void **pixels, int *pitch);
61int SDL_SW_CopyYUVToRGB(SDL_SW_YUVTexture * swdata, const SDL_Rect * srcrect,
62 Uint32 target_format, int w, int h, void *pixels,
63 int pitch);
65
66/* FIXME: This breaks on various versions of GCC and should be rewritten using intrinsics */
67#if 0 /* (__GNUC__ > 2) && defined(__i386__) && __OPTIMIZE__ && SDL_ASSEMBLY_ROUTINES && !defined(__clang__) */
68#define USE_MMX_ASSEMBLY 1
69#endif
70
71#endif /* SDL_yuv_sw_c_h_ */
72
73/* vi: set ts=4 sw=4 expandtab: */
GLint GLint GLsizei GLsizei GLsizei GLint GLenum GLenum const GLvoid * pixels
Definition: SDL_opengl.h:1572
GLint GLint GLsizei GLsizei GLsizei GLint GLenum format
Definition: SDL_opengl.h:1572
GLfloat GLfloat GLfloat GLfloat h
GLubyte GLubyte GLubyte GLubyte w
uint32_t Uint32
Definition: SDL_stdinc.h:203
uint16_t Uint16
Definition: SDL_stdinc.h:191
uint8_t Uint8
Definition: SDL_stdinc.h:179
void SDL_SW_DestroyYUVTexture(SDL_SW_YUVTexture *swdata)
Definition: SDL_yuv_sw.c:404
int SDL_SW_CopyYUVToRGB(SDL_SW_YUVTexture *swdata, const SDL_Rect *srcrect, Uint32 target_format, int w, int h, void *pixels, int pitch)
Definition: SDL_yuv_sw.c:334
int 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)
Definition: SDL_yuv_sw.c:247
int SDL_SW_UpdateYUVTexture(SDL_SW_YUVTexture *swdata, const SDL_Rect *rect, const void *pixels, int pitch)
Definition: SDL_yuv_sw.c:139
int SDL_SW_LockYUVTexture(SDL_SW_YUVTexture *swdata, const SDL_Rect *rect, void **pixels, int *pitch)
Definition: SDL_yuv_sw.c:302
SDL_SW_YUVTexture * SDL_SW_CreateYUVTexture(Uint32 format, int w, int h)
Definition: SDL_yuv_sw.c:31
int SDL_SW_QueryYUVTexturePixels(SDL_SW_YUVTexture *swdata, void **pixels, int *pitch)
Definition: SDL_yuv_sw.c:130
void SDL_SW_UnlockYUVTexture(SDL_SW_YUVTexture *swdata)
Definition: SDL_yuv_sw.c:329
A rectangle, with the origin at the upper left (integer).
Definition: SDL_rect.h:78
SDL_Surface * stretch
Definition: SDL_yuv_sw_c.h:43
SDL_Surface * display
Definition: SDL_yuv_sw_c.h:44
Uint16 pitches[3]
Definition: SDL_yuv_sw_c.h:39
Uint8 * planes[3]
Definition: SDL_yuv_sw_c.h:40
A collection of pixels used in software blitting.
Definition: SDL_surface.h:71
SDL_Rect rect
Definition: testrelative.c:27