本文整理汇总了C++中SurfaceDescriptor::get_SharedTextureDescriptor方法的典型用法代码示例。如果您正苦于以下问题：C++ SurfaceDescriptor::get_SharedTextureDescriptor方法的具体用法？C++ SurfaceDescriptor::get_SharedTextureDescriptor怎么用？C++ SurfaceDescriptor::get_SharedTextureDescriptor使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类SurfaceDescriptor的用法示例。
在下文中一共展示了SurfaceDescriptor::get_SharedTextureDescriptor方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: switch
TemporaryRef<TextureHost>
CreateTextureHostOGL(uint64_t aID,
const SurfaceDescriptor& aDesc,
ISurfaceAllocator* aDeallocator,
TextureFlags aFlags)
{
RefPtr<TextureHost> result;
switch (aDesc.type()) {
case SurfaceDescriptor::TSurfaceDescriptorShmem:
case SurfaceDescriptor::TSurfaceDescriptorMemory: {
result = CreateBackendIndependentTextureHost(aID, aDesc,
aDeallocator, aFlags);
break;
}
case SurfaceDescriptor::TSharedTextureDescriptor: {
const SharedTextureDescriptor& desc = aDesc.get_SharedTextureDescriptor();
result = new SharedTextureHostOGL(aID, aFlags,
desc.shareType(),
desc.handle(),
gfx::ToIntSize(desc.size()),
desc.inverted());
break;
}
default: return nullptr;
}
return result.forget();
}示例2:
void
SharedDeprecatedTextureHostOGL::SwapTexturesImpl(const SurfaceDescriptor& aImage,
nsIntRegion* aRegion)
{
NS_ASSERTION(aImage.type() == SurfaceDescriptor::TSharedTextureDescriptor,
"Invalid descriptor");
SharedTextureDescriptor texture = aImage.get_SharedTextureDescriptor();
SharedTextureHandle newHandle = texture.handle();
nsIntSize size = texture.size();
mSize = gfx::IntSize(size.width, size.height);
if (texture.inverted()) {
mFlags |= TEXTURE_NEEDS_Y_FLIP;
}
if (mSharedHandle && mSharedHandle != newHandle) {
mGL->ReleaseSharedHandle(mShareType, mSharedHandle);
}
mShareType = texture.shareType();
mSharedHandle = newHandle;
GLContext::SharedHandleDetails handleDetails;
if (mSharedHandle && mGL->GetSharedHandleDetails(mShareType, mSharedHandle, handleDetails)) {
mTextureTarget = handleDetails.mTarget;
mFormat = handleDetails.mTextureFormat;
}
}示例3: autoSurf
bool
ShadowImageLayerOGL::Init(const SharedImage& aFront)
{
if (aFront.type() == SharedImage::TSurfaceDescriptor) {
SurfaceDescriptor surface = aFront.get_SurfaceDescriptor();
if (surface.type() == SurfaceDescriptor::TSharedTextureDescriptor) {
SharedTextureDescriptor texture = surface.get_SharedTextureDescriptor();
mSize = texture.size();
mSharedHandle = texture.handle();
mShareType = texture.shareType();
mInverted = texture.inverted();
} else {
AutoOpenSurface autoSurf(OPEN_READ_ONLY, surface);
mSize = autoSurf.Size();
mTexImage = gl()->CreateTextureImage(nsIntSize(mSize.width, mSize.height),
autoSurf.ContentType(),
LOCAL_GL_CLAMP_TO_EDGE,
mForceSingleTile
? TextureImage::ForceSingleTile
: TextureImage::NoFlags);
}
} else {
YUVImage yuv = aFront.get_YUVImage();
AutoOpenSurface surfY(OPEN_READ_ONLY, yuv.Ydata());
AutoOpenSurface surfU(OPEN_READ_ONLY, yuv.Udata());
mSize = surfY.Size();
mCbCrSize = surfU.Size();
if (!mYUVTexture[0].IsAllocated()) {
mYUVTexture[0].Allocate(gl());
mYUVTexture[1].Allocate(gl());
mYUVTexture[2].Allocate(gl());
}
NS_ASSERTION(mYUVTexture[0].IsAllocated() &&
mYUVTexture[1].IsAllocated() &&
mYUVTexture[2].IsAllocated(),
"Texture allocation failed!");
gl()->MakeCurrent();
SetClamping(gl(), mYUVTexture[0].GetTextureID());
SetClamping(gl(), mYUVTexture[1].GetTextureID());
SetClamping(gl(), mYUVTexture[2].GetTextureID());
return true;
}
return false;
}示例4: surf
void
ShadowImageLayerOGL::Swap(const SharedImage& aNewFront,
SharedImage* aNewBack)
{
if (!mDestroyed) {
if (aNewFront.type() == SharedImage::TSharedImageID) {
// We are using ImageBridge protocol. The image data will be queried at render
// time in the parent side.
uint64_t newID = aNewFront.get_SharedImageID().id();
if (newID != mImageContainerID) {
mImageContainerID = newID;
mImageVersion = 0;
}
} else if (aNewFront.type() == SharedImage::TSurfaceDescriptor) {
SurfaceDescriptor surface = aNewFront.get_SurfaceDescriptor();
if (surface.type() == SurfaceDescriptor::TSharedTextureDescriptor) {
SharedTextureDescriptor texture = surface.get_SharedTextureDescriptor();
SharedTextureHandle newHandle = texture.handle();
mSize = texture.size();
mInverted = texture.inverted();
if (mSharedHandle && newHandle != mSharedHandle)
gl()->ReleaseSharedHandle(mShareType, mSharedHandle);
mSharedHandle = newHandle;
mShareType = texture.shareType();
} else {
AutoOpenSurface surf(OPEN_READ_ONLY, surface);
gfxIntSize size = surf.Size();
if (mSize != size || !mTexImage ||
mTexImage->GetContentType() != surf.ContentType()) {
Init(aNewFront);
}
// XXX this is always just ridiculously slow
nsIntRegion updateRegion(nsIntRect(0, 0, size.width, size.height));
mTexImage->DirectUpdate(surf.Get(), updateRegion);
}
} else {
const YUVImage& yuv = aNewFront.get_YUVImage();
UploadSharedYUVToTexture(yuv);
}
}
*aNewBack = aNewFront;
}示例5: switch
TemporaryRef<TextureHost>
CreateTextureHostOGL(const SurfaceDescriptor& aDesc,
ISurfaceAllocator* aDeallocator,
TextureFlags aFlags)
{
RefPtr<TextureHost> result;
switch (aDesc.type()) {
case SurfaceDescriptor::TSurfaceDescriptorShmem:
case SurfaceDescriptor::TSurfaceDescriptorMemory: {
result = CreateBackendIndependentTextureHost(aDesc,
aDeallocator, aFlags);
break;
}
case SurfaceDescriptor::TSharedTextureDescriptor: {
const SharedTextureDescriptor& desc = aDesc.get_SharedTextureDescriptor();
result = new SharedTextureHostOGL(aFlags,
desc.shareType(),
desc.handle(),
desc.size(),
desc.inverted());
break;
}
case SurfaceDescriptor::TSurfaceStreamDescriptor: {
const SurfaceStreamDescriptor& desc = aDesc.get_SurfaceStreamDescriptor();
result = new StreamTextureHostOGL(aFlags, desc);
break;
}
#ifdef XP_MACOSX
case SurfaceDescriptor::TSurfaceDescriptorMacIOSurface: {
const SurfaceDescriptorMacIOSurface& desc =
aDesc.get_SurfaceDescriptorMacIOSurface();
result = new MacIOSurfaceTextureHostOGL(aFlags, desc);
break;
}
#endif
#ifdef MOZ_WIDGET_GONK
case SurfaceDescriptor::TNewSurfaceDescriptorGralloc: {
const NewSurfaceDescriptorGralloc& desc =
aDesc.get_NewSurfaceDescriptorGralloc();
result = new GrallocTextureHostOGL(aFlags, desc);
break;
}
#endif
default:
return nullptr;
}
return result.forget();
}