SDL  2.0
SDL_yuv_sw_c.h
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1 /*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2016 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 #include "../SDL_internal.h"
22 
23 #include "SDL_video.h"
24 
25 /* This is the software implementation of the YUV texture support */
26 
28 {
31  int w, h;
33  int *colortab;
36  unsigned char *lum, unsigned char *cr,
37  unsigned char *cb, unsigned char *out,
38  int rows, int cols, int mod);
40  unsigned char *lum, unsigned char *cr,
41  unsigned char *cb, unsigned char *out,
42  int rows, int cols, int mod);
43 
44  /* These are just so we don't have to allocate them separately */
47 
48  /* This is a temporary surface in case we have to stretch copy */
51 };
52 
54 
57  int *pitch);
59  const void *pixels, int pitch);
61  const Uint8 *Yplane, int Ypitch,
62  const Uint8 *Uplane, int Upitch,
63  const Uint8 *Vplane, int Vpitch);
65  void **pixels, int *pitch);
67 int SDL_SW_CopyYUVToRGB(SDL_SW_YUVTexture * swdata, const SDL_Rect * srcrect,
68  Uint32 target_format, int w, int h, void *pixels,
69  int pitch);
71 
72 /* vi: set ts=4 sw=4 expandtab: */
GLint GLint GLsizei GLsizei GLsizei GLint GLenum format
Definition: SDL_opengl.h:1565
void(* Display1X)(int *colortab, Uint32 *rgb_2_pix, unsigned char *lum, unsigned char *cr, unsigned char *cb, unsigned char *out, int rows, int cols, int mod)
Definition: SDL_yuv_sw_c.h:35
int SDL_SW_UpdateYUVTexture(SDL_SW_YUVTexture *swdata, const SDL_Rect *rect, const void *pixels, int pitch)
Definition: SDL_yuv_sw.c:1114
SDL_Rect rect
Definition: testrelative.c:27
A collection of pixels used in software blitting.
Definition: SDL_surface.h:69
GLint GLint GLsizei GLsizei GLsizei GLint GLenum GLenum const GLvoid * pixels
Definition: SDL_opengl.h:1565
uint32_t Uint32
An unsigned 32-bit integer type.
Definition: SDL_stdinc.h:161
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:1188
SDL_SW_YUVTexture * SDL_SW_CreateYUVTexture(Uint32 format, int w, int h)
Definition: SDL_yuv_sw.c:1021
uint8_t Uint8
An unsigned 8-bit integer type.
Definition: SDL_stdinc.h:143
void SDL_SW_UnlockYUVTexture(SDL_SW_YUVTexture *swdata)
Definition: SDL_yuv_sw.c:1268
Uint32 * rgb_2_pix
Definition: SDL_yuv_sw_c.h:34
void SDL_SW_DestroyYUVTexture(SDL_SW_YUVTexture *swdata)
Definition: SDL_yuv_sw.c:1393
SDL_Surface * stretch
Definition: SDL_yuv_sw_c.h:49
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:1273
Uint8 * planes[3]
Definition: SDL_yuv_sw_c.h:46
void(* Display2X)(int *colortab, Uint32 *rgb_2_pix, unsigned char *lum, unsigned char *cr, unsigned char *cb, unsigned char *out, int rows, int cols, int mod)
Definition: SDL_yuv_sw_c.h:39
SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char const char SDL_SCANF_FORMAT_STRING const char return SDL_ThreadFunction const char void return Uint32 return Uint32 void
Uint16 pitches[3]
Definition: SDL_yuv_sw_c.h:45
uint16_t Uint16
An unsigned 16-bit integer type.
Definition: SDL_stdinc.h:151
int SDL_SW_LockYUVTexture(SDL_SW_YUVTexture *swdata, const SDL_Rect *rect, void **pixels, int *pitch)
Definition: SDL_yuv_sw.c:1243
int SDL_SW_QueryYUVTexturePixels(SDL_SW_YUVTexture *swdata, void **pixels, int *pitch)
Definition: SDL_yuv_sw.c:1105
GLubyte GLubyte GLubyte GLubyte w
SDL_Surface * display
Definition: SDL_yuv_sw_c.h:50
GLfloat GLfloat GLfloat GLfloat h
A rectangle, with the origin at the upper left.
Definition: SDL_rect.h:64