/**
\fn surfaceToImage
*/
bool glRGB::surfaceToImage(VdpOutputSurface surf,ADMImage *image)
{
bool r=true;
widget->makeCurrent();
glPushMatrix();
fboY->bind();
processError("Bind");
glProgramY->setUniformValue("myTextureY", 0);
processError("setUniform myTexture0");
QMatrix4x4 quadmat(realMatrix);
glProgramY->setUniformValue("metrix",quadmat);
processError("setUniform Matrix");
myGlActiveTexture(GL_TEXTURE0);
processError("Active Texture");
glBindTexture(GL_TEXTURE_RECTANGLE_NV, texName[0]);
processError("Bind Texture");
//
GLvdpauSurfaceNV s=VDPAURegisterOutputSurfaceNV((GLvoid *)surf,GL_TEXTURE_2D,1,texName);
printf("Surface =%d, GlSurface=%x, texName : %d\n",(int)surf,(int)s,(int)texName[0]);
if(false==processError("Register"))
{
r=false;
goto skip;
}
VDPAUSurfaceAccessNV(s,GL_READ_ONLY);
VDPAUMapSurfacesNV(1,&s);
processError("Map");
myGlActiveTexture(GL_TEXTURE0);
processError("Active Texture");
glBindTexture(GL_TEXTURE_RECTANGLE_NV, texName[0]);
processError("Bind Texture");
render(image,PLANAR_Y,fboY);
downloadTextures(image,fboY);
VDPAUUnmapSurfacesNV(1,&s);
processError("Unmap");
VDPAUUnregisterSurfaceNV(s);
processError("Unregister");
skip:
fboY->release();
firstRun=false;
glPopMatrix();
widget->doneCurrent();
return r;
}
/**
\fn uploadTexture
*/
void openGlSample::tinyUploadTex(ADMImage *image, ADM_PLANE plane, GLuint tex,int texNum )
{
myGlActiveTexture(tex);
glBindTexture(GL_TEXTURE_RECTANGLE_NV, texNum);
glProgramY->setUniformValue("myTexture", texNum);
glProgramY->setUniformValue("myWidth", image->GetWidth(plane));
glProgramY->setUniformValue("myHeight", image->GetHeight(plane));
glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_WRAP_S, GL_CLAMP);
glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_WRAP_T, GL_CLAMP);
glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
if(!firstRun)
{
glTexImage2D(GL_TEXTURE_RECTANGLE_NV, 0, GL_LUMINANCE,
image->GetPitch(plane),
image->GetHeight(plane), 0, GL_LUMINANCE, GL_UNSIGNED_BYTE,
image->GetReadPtr(plane));
}else
{
glTexSubImage2D(GL_TEXTURE_RECTANGLE_NV, 0, 0, 0,
image->GetPitch(plane),
image->GetHeight(plane),
GL_LUMINANCE, GL_UNSIGNED_BYTE,
image->GetReadPtr(plane));
}
}
/**
\fn image2image
*/
bool glRGB::imageToImage(const char *buffer,ADMImage *image)
{
bool r=true;
int width=image->GetWidth(PLANAR_Y);
int height=image->GetHeight(PLANAR_Y);
widget->makeCurrent();
glPushMatrix();
// size is the last one...
fboY->bind();
processError("Bind");
glProgramY->setUniformValue("myTextureY", 0);
processError("setUniform myTexture0");
QMatrix4x4 quadmat(realMatrix);
glProgramY->setUniformValue("metrix",quadmat);
processError("setUniform Matrix");
myGlActiveTexture(GL_TEXTURE0);
processError("Active Texture");
glBindTexture(GL_TEXTURE_RECTANGLE_NV, texName[0]);
processError("Bind Texture");
// upload image
glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
if(!firstRun)
{
glTexImage2D(GL_TEXTURE_RECTANGLE_NV, 0, GL_RGBA,
width,
height, 0, GL_RGBA, GL_UNSIGNED_BYTE,
buffer);
}else
{
glTexSubImage2D(GL_TEXTURE_RECTANGLE_NV, 0, 0, 0,
width,
height,
GL_RGBA, GL_UNSIGNED_BYTE,
buffer);
}
//-----------------
render(image,PLANAR_Y,fboY);
downloadTextures(image,fboY);
fboY->release();
firstRun=false;
glPopMatrix();
widget->doneCurrent();
return r;
}
