already_AddRefed<ID3D10ShaderResourceView>
ImageLayerD3D10::GetAsTexture(gfxIntSize* aSize)
{
if (!GetContainer()) {
return nullptr;
}
AutoLockImage autoLock(GetContainer());
Image *image = autoLock.GetImage();
if (!image) {
return nullptr;
}
if (image->GetFormat() != ImageFormat::CAIRO_SURFACE) {
return nullptr;
}
*aSize = image->GetSize();
bool dontCare;
nsRefPtr<ID3D10ShaderResourceView> result = GetImageSRView(image, dontCare);
return result.forget();
}
void
ImageLayerD3D10::RenderLayer()
{
ImageContainer *container = GetContainer();
if (!container) {
return;
}
AutoLockImage autoLock(container);
Image *image = autoLock.GetImage();
if (!image) {
return;
}
gfxIntSize size = image->GetSize();
SetEffectTransformAndOpacity();
ID3D10EffectTechnique *technique;
nsRefPtr<IDXGIKeyedMutex> keyedMutex;
if (image->GetFormat() == ImageFormat::CAIRO_SURFACE ||
image->GetFormat() == ImageFormat::REMOTE_IMAGE_BITMAP ||
image->GetFormat() == ImageFormat::REMOTE_IMAGE_DXGI_TEXTURE ||
image->GetFormat() == ImageFormat::D3D9_RGB32_TEXTURE) {
NS_ASSERTION(image->GetFormat() != ImageFormat::CAIRO_SURFACE ||
!static_cast<CairoImage*>(image)->mSurface ||
static_cast<CairoImage*>(image)->mSurface->GetContentType() != gfxASurface::CONTENT_ALPHA,
"Image layer has alpha image");
bool hasAlpha = false;
nsRefPtr<ID3D10ShaderResourceView> srView = GetImageSRView(image, hasAlpha, getter_AddRefs(keyedMutex));
if (!srView) {
return;
}
uint8_t shaderFlags = SHADER_PREMUL;
shaderFlags |= LoadMaskTexture();
shaderFlags |= hasAlpha
? SHADER_RGBA : SHADER_RGB;
shaderFlags |= mFilter == gfxPattern::FILTER_NEAREST
? SHADER_POINT : SHADER_LINEAR;
technique = SelectShader(shaderFlags);
effect()->GetVariableByName("tRGB")->AsShaderResource()->SetResource(srView);
effect()->GetVariableByName("vLayerQuad")->AsVector()->SetFloatVector(
ShaderConstantRectD3D10(
(float)0,
(float)0,
(float)size.width,
(float)size.height)
);
} else if (image->GetFormat() == ImageFormat::PLANAR_YCBCR) {
PlanarYCbCrImage *yuvImage =
static_cast<PlanarYCbCrImage*>(image);
if (!yuvImage->IsValid()) {
return;
}
if (!yuvImage->GetBackendData(mozilla::layers::LAYERS_D3D10)) {
AllocateTexturesYCbCr(yuvImage);
}
PlanarYCbCrD3D10BackendData *data =
static_cast<PlanarYCbCrD3D10BackendData*>(yuvImage->GetBackendData(mozilla::layers::LAYERS_D3D10));
if (!data) {
return;
}
nsRefPtr<ID3D10Device> dev;
data->mYTexture->GetDevice(getter_AddRefs(dev));
if (dev != device()) {
return;
}
// TODO: At some point we should try to deal with mFilter here, you don't
// really want to use point filtering in the case of NEAREST, since that
// would also use point filtering for Chroma upsampling. Where most likely
// the user would only want point filtering for final RGB image upsampling.
technique = SelectShader(SHADER_YCBCR | LoadMaskTexture());
effect()->GetVariableByName("tY")->AsShaderResource()->SetResource(data->mYView);
effect()->GetVariableByName("tCb")->AsShaderResource()->SetResource(data->mCbView);
effect()->GetVariableByName("tCr")->AsShaderResource()->SetResource(data->mCrView);
effect()->GetVariableByName("vLayerQuad")->AsVector()->SetFloatVector(
ShaderConstantRectD3D10(
(float)0,
(float)0,
(float)size.width,
(float)size.height)
);
effect()->GetVariableByName("vTextureCoords")->AsVector()->SetFloatVector(
ShaderConstantRectD3D10(
(float)yuvImage->GetData()->mPicX / yuvImage->GetData()->mYSize.width,
(float)yuvImage->GetData()->mPicY / yuvImage->GetData()->mYSize.height,
(float)yuvImage->GetData()->mPicSize.width / yuvImage->GetData()->mYSize.width,
(float)yuvImage->GetData()->mPicSize.height / yuvImage->GetData()->mYSize.height)
);
}
bool resetTexCoords = image->GetFormat() == ImageFormat::PLANAR_YCBCR;
image = nullptr;
autoLock.Unlock();
technique->GetPassByIndex(0)->Apply(0);
device()->Draw(4, 0);
if (keyedMutex) {
keyedMutex->ReleaseSync(0);
}
if (resetTexCoords) {
effect()->GetVariableByName("vTextureCoords")->AsVector()->
SetFloatVector(ShaderConstantRectD3D10(0, 0, 1.0f, 1.0f));
}
GetContainer()->NotifyPaintedImage(image);
}
void
ImageLayerD3D10::RenderLayer()
{
ImageContainer *container = GetContainer();
if (!container) {
return;
}
AutoLockImage autoLock(container);
Image *image = autoLock.GetImage();
if (!image) {
return;
}
gfxIntSize size = mScaleMode == SCALE_NONE ? image->GetSize() : mScaleToSize;
SetEffectTransformAndOpacity();
ID3D10EffectTechnique *technique;
if (image->GetFormat() == Image::CAIRO_SURFACE || image->GetFormat() == Image::REMOTE_IMAGE_BITMAP)
{
bool hasAlpha = false;
nsRefPtr<ID3D10ShaderResourceView> srView = GetImageSRView(image, hasAlpha);
if (!srView) {
return;
}
PRUint8 shaderFlags = SHADER_PREMUL;
shaderFlags |= LoadMaskTexture();
shaderFlags |= hasAlpha
? SHADER_RGBA : SHADER_RGB;
shaderFlags |= mFilter == gfxPattern::FILTER_NEAREST
? SHADER_POINT : SHADER_LINEAR;
technique = SelectShader(shaderFlags);
effect()->GetVariableByName("tRGB")->AsShaderResource()->SetResource(srView);
effect()->GetVariableByName("vLayerQuad")->AsVector()->SetFloatVector(
ShaderConstantRectD3D10(
(float)0,
(float)0,
(float)size.width,
(float)size.height)
);
} else if (image->GetFormat() == Image::PLANAR_YCBCR) {
PlanarYCbCrImage *yuvImage =
static_cast<PlanarYCbCrImage*>(image);
if (!yuvImage->mBufferSize) {
return;
}
if (!yuvImage->GetBackendData(LayerManager::LAYERS_D3D10)) {
AllocateTexturesYCbCr(yuvImage);
}
PlanarYCbCrD3D10BackendData *data =
static_cast<PlanarYCbCrD3D10BackendData*>(yuvImage->GetBackendData(LayerManager::LAYERS_D3D10));
if (!data) {
return;
}
nsRefPtr<ID3D10Device> dev;
data->mYTexture->GetDevice(getter_AddRefs(dev));
if (dev != device()) {
return;
}
// TODO: At some point we should try to deal with mFilter here, you don't
// really want to use point filtering in the case of NEAREST, since that
// would also use point filtering for Chroma upsampling. Where most likely
// the user would only want point filtering for final RGB image upsampling.
technique = SelectShader(SHADER_YCBCR | LoadMaskTexture());
effect()->GetVariableByName("tY")->AsShaderResource()->SetResource(data->mYView);
effect()->GetVariableByName("tCb")->AsShaderResource()->SetResource(data->mCbView);
effect()->GetVariableByName("tCr")->AsShaderResource()->SetResource(data->mCrView);
/*
* Send 3d control data and metadata to NV3DVUtils
*/
if (GetNv3DVUtils()) {
Nv_Stereo_Mode mode;
switch (yuvImage->mData.mStereoMode) {
case STEREO_MODE_LEFT_RIGHT:
mode = NV_STEREO_MODE_LEFT_RIGHT;
break;
case STEREO_MODE_RIGHT_LEFT:
mode = NV_STEREO_MODE_RIGHT_LEFT;
break;
case STEREO_MODE_BOTTOM_TOP:
mode = NV_STEREO_MODE_BOTTOM_TOP;
break;
case STEREO_MODE_TOP_BOTTOM:
mode = NV_STEREO_MODE_TOP_BOTTOM;
break;
case STEREO_MODE_MONO:
mode = NV_STEREO_MODE_MONO;
break;
}
// Send control data even in mono case so driver knows to leave stereo mode.
GetNv3DVUtils()->SendNv3DVControl(mode, true, FIREFOX_3DV_APP_HANDLE);
if (yuvImage->mData.mStereoMode != STEREO_MODE_MONO) {
// Dst resource is optional
GetNv3DVUtils()->SendNv3DVMetaData((unsigned int)yuvImage->mSize.width,
(unsigned int)yuvImage->mSize.height, (HANDLE)(data->mYTexture), (HANDLE)(NULL));
}
}
effect()->GetVariableByName("vLayerQuad")->AsVector()->SetFloatVector(
ShaderConstantRectD3D10(
(float)0,
(float)0,
(float)size.width,
(float)size.height)
);
effect()->GetVariableByName("vTextureCoords")->AsVector()->SetFloatVector(
ShaderConstantRectD3D10(
(float)yuvImage->mData.mPicX / yuvImage->mData.mYSize.width,
(float)yuvImage->mData.mPicY / yuvImage->mData.mYSize.height,
(float)yuvImage->mData.mPicSize.width / yuvImage->mData.mYSize.width,
(float)yuvImage->mData.mPicSize.height / yuvImage->mData.mYSize.height)
);
}
bool resetTexCoords = image->GetFormat() == Image::PLANAR_YCBCR;
image = nsnull;
autoLock.Unlock();
technique->GetPassByIndex(0)->Apply(0);
device()->Draw(4, 0);
if (resetTexCoords) {
effect()->GetVariableByName("vTextureCoords")->AsVector()->
SetFloatVector(ShaderConstantRectD3D10(0, 0, 1.0f, 1.0f));
}
GetContainer()->NotifyPaintedImage(image);
}
