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#ifndef __YUV2RGB_SHADERS_H__
#define __YUV2RGB_SHADERS_H__
/*
* Copyright (C) 2007-2010 Team XBMC
* http://www.xbmc.org
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This Program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with XBMC; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#include "guilib/TransformMatrix.h"
#include "cores/VideoRenderers/RenderFormats.h"
void CalculateYUVMatrix(TransformMatrix &matrix
, unsigned int flags
, ERenderFormat format
, float black
, float contrast);
#if defined(HAS_GL) || HAS_GLES == 2
#ifndef __GNUC__
#pragma warning( push )
#pragma warning( disable : 4250 )
#endif
#include "guilib/Shader.h"
namespace Shaders {
class BaseYUV2RGBShader
: virtual public CShaderProgram
{
public:
virtual ~BaseYUV2RGBShader() {};
virtual void SetField(int field) {};
virtual void SetWidth(int width) {};
virtual void SetHeight(int width) {};
virtual void SetBlack(float black) {};
virtual void SetContrast(float contrast) {};
virtual void SetNonLinStretch(float stretch){};
#if HAS_GLES == 2
virtual GLint GetVertexLoc() { return 0; };
virtual GLint GetYcoordLoc() { return 0; };
virtual GLint GetUcoordLoc() { return 0; };
virtual GLint GetVcoordLoc() { return 0; };
virtual void SetMatrices(GLfloat *p, GLfloat *m) {};
virtual void SetAlpha(GLfloat alpha) {};
#endif
};
class BaseYUV2RGBGLSLShader
: public BaseYUV2RGBShader
, public CGLSLShaderProgram
{
public:
BaseYUV2RGBGLSLShader(bool rect, unsigned flags, ERenderFormat format, bool stretch);
~BaseYUV2RGBGLSLShader() {}
virtual void SetField(int field) { m_field = field; }
virtual void SetWidth(int w) { m_width = w; }
virtual void SetHeight(int h) { m_height = h; }
virtual void SetBlack(float black) { m_black = black; }
virtual void SetContrast(float contrast) { m_contrast = contrast; }
virtual void SetNonLinStretch(float stretch) { m_stretch = stretch; }
#if HAS_GLES == 2
virtual GLint GetVertexLoc() { return m_hVertex; }
virtual GLint GetYcoordLoc() { return m_hYcoord; }
virtual GLint GetUcoordLoc() { return m_hUcoord; }
virtual GLint GetVcoordLoc() { return m_hVcoord; }
virtual void SetMatrices(GLfloat *p, GLfloat *m) { m_proj = p; m_model = m; }
virtual void SetAlpha(GLfloat alpha) { m_alpha = alpha; }
#endif
protected:
void OnCompiledAndLinked();
bool OnEnabled();
unsigned m_flags;
ERenderFormat m_format;
int m_width;
int m_height;
int m_field;
float m_black;
float m_contrast;
float m_stretch;
string m_defines;
// shader attribute handles
GLint m_hYTex;
GLint m_hUTex;
GLint m_hVTex;
GLint m_hMatrix;
GLint m_hStretch;
GLint m_hStep;
#if HAS_GLES == 2
GLint m_hVertex;
GLint m_hYcoord;
GLint m_hUcoord;
GLint m_hVcoord;
GLint m_hProj;
GLint m_hModel;
GLint m_hAlpha;
GLfloat *m_proj;
GLfloat *m_model;
GLfloat m_alpha;
#endif
};
#if HAS_GLES != 2 // No ARB Shader when using GLES2.0
class BaseYUV2RGBARBShader
: public BaseYUV2RGBShader
, public CARBShaderProgram
{
public:
BaseYUV2RGBARBShader(unsigned flags, ERenderFormat format);
~BaseYUV2RGBARBShader() {}
virtual void SetField(int field) { m_field = field; }
virtual void SetWidth(int w) { m_width = w; }
virtual void SetHeight(int h) { m_height = h; }
virtual void SetBlack(float black) { m_black = black; }
virtual void SetContrast(float contrast) { m_contrast = contrast; }
protected:
unsigned m_flags;
ERenderFormat m_format;
int m_width;
int m_height;
int m_field;
float m_black;
float m_contrast;
// shader attribute handles
GLint m_hYTex;
GLint m_hUTex;
GLint m_hVTex;
};
class YUV2RGBProgressiveShaderARB : public BaseYUV2RGBARBShader
{
public:
YUV2RGBProgressiveShaderARB(bool rect=false, unsigned flags=0, ERenderFormat format=RENDER_FMT_NONE);
void OnCompiledAndLinked();
bool OnEnabled();
};
#endif
class YUV2RGBProgressiveShader : public BaseYUV2RGBGLSLShader
{
public:
YUV2RGBProgressiveShader(bool rect=false, unsigned flags=0, ERenderFormat format=RENDER_FMT_NONE, bool stretch = false);
};
class YUV2RGBBobShader : public BaseYUV2RGBGLSLShader
{
public:
YUV2RGBBobShader(bool rect=false, unsigned flags=0, ERenderFormat format=RENDER_FMT_NONE);
void OnCompiledAndLinked();
bool OnEnabled();
GLint m_hStepX;
GLint m_hStepY;
GLint m_hField;
};
} // end namespace
#ifndef __GNUC__
#pragma warning( pop )
#endif
#endif
#endif //__YUV2RGB_SHADERS_H__
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