wine/gecko
0
0
Fork 0
mirror of https://gitlab.winehq.org/wine/wine-gecko.git synced 2024-09-13 09:24:08 -07:00
Code Issues Packages Projects Releases Wiki Activity
49072be9c6
gecko/gfx/layers/opengl/TextureHostOGL.cpp

1595 lines
48 KiB
C++
Raw Blame History

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "TextureHostOGL.h"
#include "GLContext.h" // for GLContext, etc
#include "GLSharedHandleHelpers.h"
#include "GLUploadHelpers.h"
#include "GLReadTexImageHelper.h"
#include "SharedSurface.h" // for SharedSurface
#include "SharedSurfaceEGL.h" // for SharedSurface_EGLImage
#include "SharedSurfaceGL.h" // for SharedSurface_GLTexture, etc
#include "SurfaceStream.h" // for SurfaceStream
#include "SurfaceTypes.h" // for SharedSurfaceType, etc
#include "TiledLayerBuffer.h" // for TILEDLAYERBUFFER_TILE_SIZE
#include "gfx2DGlue.h" // for ContentForFormat, etc
#include "gfxImageSurface.h" // for gfxImageSurface
#include "gfxReusableSurfaceWrapper.h" // for gfxReusableSurfaceWrapper
#include "ipc/AutoOpenSurface.h" // for AutoOpenSurface
#include "mozilla/gfx/2D.h" // for DataSourceSurface
#include "mozilla/gfx/BaseSize.h" // for BaseSize
#include "mozilla/layers/CompositorOGL.h" // for CompositorOGL
#ifdef MOZ_WIDGET_GONK
# include "GrallocImages.h" // for GrallocImage
# include "EGLImageHelpers.h"
#endif
#include "mozilla/layers/ISurfaceAllocator.h"
#include "mozilla/layers/YCbCrImageDataSerializer.h"
#include "mozilla/layers/GrallocTextureHost.h"
#include "nsPoint.h" // for nsIntPoint
#include "nsRegion.h" // for nsIntRegion
#include "GfxTexturesReporter.h" // for GfxTexturesReporter
#include "GLBlitTextureImageHelper.h"
#ifdef XP_MACOSX
#include "SharedSurfaceIO.h"
#include "mozilla/layers/MacIOSurfaceTextureHostOGL.h"
#endif
#include "GeckoProfiler.h"
using namespace mozilla::gl;
using namespace mozilla::gfx;
namespace mozilla {
namespace layers {
class Compositor;
TemporaryRef<CompositableBackendSpecificData>
CreateCompositableBackendSpecificDataOGL()
{
#ifdef MOZ_WIDGET_GONK
return new CompositableDataGonkOGL();
#else
return nullptr;
#endif
}
TemporaryRef<DeprecatedTextureHost>
CreateDeprecatedTextureHostOGL(SurfaceDescriptorType aDescriptorType,
uint32_t aDeprecatedTextureHostFlags,
uint32_t aTextureFlags)
{
RefPtr<DeprecatedTextureHost> result = nullptr;
if (aDescriptorType == SurfaceDescriptor::TYCbCrImage) {
result = new YCbCrDeprecatedTextureHostOGL();
} else if (aDescriptorType == SurfaceDescriptor::TSurfaceStreamDescriptor) {
result = new SurfaceStreamHostOGL();
} else if (aDescriptorType == SurfaceDescriptor::TSharedTextureDescriptor) {
result = new SharedDeprecatedTextureHostOGL();
#ifdef MOZ_WIDGET_GONK
} else if (aDescriptorType == SurfaceDescriptor::TSurfaceDescriptorGralloc) {
result = new GrallocDeprecatedTextureHostOGL();
#endif
} else if (aDeprecatedTextureHostFlags & TEXTURE_HOST_TILED) {
result = new TiledDeprecatedTextureHostOGL();
} else {
result = new TextureImageDeprecatedTextureHostOGL();
}
NS_ASSERTION(result, "Result should have been created.");
result->SetFlags(aTextureFlags);
return result.forget();
}
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();
}
static void
MakeTextureIfNeeded(gl::GLContext* gl, GLenum aTarget, GLuint& aTexture)
{
if (aTexture != 0)
return;
GLenum target = aTarget;
// GL_TEXTURE_EXTERNAL requires us to initialize the texture
// using the GL_TEXTURE_2D attachment.
if (target == LOCAL_GL_TEXTURE_EXTERNAL) {
target = LOCAL_GL_TEXTURE_2D;
}
gl->fGenTextures(1, &aTexture);
gl->fBindTexture(target, aTexture);
gl->fTexParameteri(target, LOCAL_GL_TEXTURE_MIN_FILTER, LOCAL_GL_LINEAR);
gl->fTexParameteri(target, LOCAL_GL_TEXTURE_MAG_FILTER, LOCAL_GL_LINEAR);
gl->fTexParameteri(target, LOCAL_GL_TEXTURE_WRAP_S, LOCAL_GL_CLAMP_TO_EDGE);
gl->fTexParameteri(target, LOCAL_GL_TEXTURE_WRAP_T, LOCAL_GL_CLAMP_TO_EDGE);
}
static gl::TextureImage::Flags
FlagsToGLFlags(TextureFlags aFlags)
{
uint32_t result = TextureImage::NoFlags;
if (aFlags & TEXTURE_USE_NEAREST_FILTER)
result |= TextureImage::UseNearestFilter;
if (aFlags & TEXTURE_NEEDS_Y_FLIP)
result |= TextureImage::NeedsYFlip;
if (aFlags & TEXTURE_DISALLOW_BIGIMAGE)
result |= TextureImage::DisallowBigImage;
return static_cast<gl::TextureImage::Flags>(result);
}
GLenum
WrapMode(gl::GLContext *aGl, bool aAllowRepeat)
{
if (aAllowRepeat &&
(aGl->IsExtensionSupported(GLContext::ARB_texture_non_power_of_two) ||
aGl->IsExtensionSupported(GLContext::OES_texture_npot))) {
return LOCAL_GL_REPEAT;
}
return LOCAL_GL_CLAMP_TO_EDGE;
}
CompositableDataGonkOGL::CompositableDataGonkOGL()
: mTexture(0)
{
}
CompositableDataGonkOGL::~CompositableDataGonkOGL()
{
DeleteTextureIfPresent();
}
gl::GLContext*
CompositableDataGonkOGL::gl() const
{
return mCompositor ? mCompositor->gl() : nullptr;
}
void CompositableDataGonkOGL::SetCompositor(Compositor* aCompositor)
{
mCompositor = static_cast<CompositorOGL*>(aCompositor);
}
void CompositableDataGonkOGL::ClearData()
{
DeleteTextureIfPresent();
}
GLuint CompositableDataGonkOGL::GetTexture()
{
if (!mTexture) {
if (gl()->MakeCurrent()) {
gl()->fGenTextures(1, &mTexture);
}
}
return mTexture;
}
void
CompositableDataGonkOGL::DeleteTextureIfPresent()
{
if (mTexture) {
if (gl()->MakeCurrent()) {
gl()->fDeleteTextures(1, &mTexture);
}
}
}
bool
TextureImageTextureSourceOGL::Update(gfx::DataSourceSurface* aSurface,
nsIntRegion* aDestRegion,
gfx::IntPoint* aSrcOffset)
{
MOZ_ASSERT(mGL);
if (!mGL) {
NS_WARNING("trying to update TextureImageTextureSourceOGL without a GLContext");
return false;
}
MOZ_ASSERT(aSurface);
IntSize size = aSurface->GetSize();
if (!mTexImage ||
mTexImage->GetSize() != size ||
mTexImage->GetContentType() != gfx::ContentForFormat(aSurface->GetFormat())) {
if (mFlags & TEXTURE_DISALLOW_BIGIMAGE) {
mTexImage = CreateBasicTextureImage(mGL, size,
gfx::ContentForFormat(aSurface->GetFormat()),
WrapMode(mGL, mFlags & TEXTURE_ALLOW_REPEAT),
FlagsToGLFlags(mFlags),
SurfaceFormatToImageFormat(aSurface->GetFormat()));
} else {
// XXX - clarify which size we want to use. IncrementalContentHost will
// require the size of the destination surface to be different from
// the size of aSurface.
// See bug 893300 (tracks the implementation of ContentHost for new textures).
mTexImage = CreateTextureImage(mGL,
size,
gfx::ContentForFormat(aSurface->GetFormat()),
WrapMode(mGL, mFlags & TEXTURE_ALLOW_REPEAT),
FlagsToGLFlags(mFlags),
SurfaceFormatToImageFormat(aSurface->GetFormat()));
}
}
mTexImage->UpdateFromDataSource(aSurface, aDestRegion, aSrcOffset);
if (mTexImage->InUpdate()) {
mTexImage->EndUpdate();
}
return true;
}
void
TextureImageTextureSourceOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
if (!glCompositor || (mGL != glCompositor->gl())) {
DeallocateDeviceData();
mGL = glCompositor ? glCompositor->gl() : nullptr;
}
}
gfx::IntSize
TextureImageTextureSourceOGL::GetSize() const
{
if (mTexImage) {
if (mIterating) {
return mTexImage->GetTileRect().Size();
}
return mTexImage->GetSize();
}
NS_WARNING("Trying to query the size of an empty TextureSource.");
return gfx::IntSize(0, 0);
}
gfx::SurfaceFormat
TextureImageTextureSourceOGL::GetFormat() const
{
MOZ_ASSERT(mTexImage);
return mTexImage->GetTextureFormat();
}
nsIntRect TextureImageTextureSourceOGL::GetTileRect()
{
return ThebesIntRect(mTexImage->GetTileRect());
}
void
TextureImageTextureSourceOGL::BindTexture(GLenum aTextureUnit)
{
MOZ_ASSERT(mTexImage,
"Trying to bind a TextureSource that does not have an underlying GL texture.");
mTexImage->BindTexture(aTextureUnit);
}
SharedTextureSourceOGL::SharedTextureSourceOGL(CompositorOGL* aCompositor,
gl::SharedTextureHandle aHandle,
gfx::SurfaceFormat aFormat,
GLenum aTarget,
GLenum aWrapMode,
SharedTextureShareType aShareType,
gfx::IntSize aSize)
: mSize(aSize)
, mCompositor(aCompositor)
, mSharedHandle(aHandle)
, mFormat(aFormat)
, mShareType(aShareType)
, mTextureTarget(aTarget)
, mWrapMode(aWrapMode)
{}
void
SharedTextureSourceOGL::BindTexture(GLenum aTextureUnit)
{
if (!gl()) {
NS_WARNING("Trying to bind a texture without a GLContext");
return;
}
GLuint tex = mCompositor->GetTemporaryTexture(aTextureUnit);
gl()->fActiveTexture(aTextureUnit);
gl()->fBindTexture(mTextureTarget, tex);
if (!AttachSharedHandle(gl(), mShareType, mSharedHandle)) {
NS_ERROR("Failed to bind shared texture handle");
return;
}
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
}
void
SharedTextureSourceOGL::DetachSharedHandle()
{
if (!gl()) {
return;
}
gl::DetachSharedHandle(gl(), mShareType, mSharedHandle);
}
void
SharedTextureSourceOGL::SetCompositor(Compositor* aCompositor)
{
mCompositor = static_cast<CompositorOGL*>(aCompositor);
}
bool
SharedTextureSourceOGL::IsValid() const
{
return !!gl();
}
gl::GLContext*
SharedTextureSourceOGL::gl() const
{
return mCompositor ? mCompositor->gl() : nullptr;
}
gfx3DMatrix
SharedTextureSourceOGL::GetTextureTransform()
{
SharedHandleDetails handleDetails;
if (!GetSharedHandleDetails(gl(), mShareType, mSharedHandle, handleDetails)) {
NS_WARNING("Could not get shared handle details");
return gfx3DMatrix();
}
return handleDetails.mTextureTransform;
}
SharedTextureHostOGL::SharedTextureHostOGL(TextureFlags aFlags,
gl::SharedTextureShareType aShareType,
gl::SharedTextureHandle aSharedHandle,
gfx::IntSize aSize,
bool inverted)
: TextureHost(aFlags)
, mSize(aSize)
, mCompositor(nullptr)
, mSharedHandle(aSharedHandle)
, mShareType(aShareType)
{
}
SharedTextureHostOGL::~SharedTextureHostOGL()
{
// If need to deallocate textures, call DeallocateSharedData() before
// the destructor
}
gl::GLContext*
SharedTextureHostOGL::gl() const
{
return mCompositor ? mCompositor->gl() : nullptr;
}
bool
SharedTextureHostOGL::Lock()
{
if (!mCompositor) {
return false;
}
if (!mTextureSource) {
// XXX on android GetSharedHandleDetails can call into Java which we'd
// rather not do from the compositor
SharedHandleDetails handleDetails;
if (!GetSharedHandleDetails(gl(), mShareType, mSharedHandle, handleDetails)) {
NS_WARNING("Could not get shared handle details");
return false;
}
GLenum wrapMode = LOCAL_GL_CLAMP_TO_EDGE;
mTextureSource = new SharedTextureSourceOGL(mCompositor,
mSharedHandle,
handleDetails.mTextureFormat,
handleDetails.mTarget,
wrapMode,
mShareType,
mSize);
}
return true;
}
void
SharedTextureHostOGL::Unlock()
{
if (!mTextureSource) {
return;
}
mTextureSource->DetachSharedHandle();
}
void
SharedTextureHostOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
mCompositor = glCompositor;
if (mTextureSource) {
mTextureSource->SetCompositor(glCompositor);
}
}
gfx::SurfaceFormat
SharedTextureHostOGL::GetFormat() const
{
MOZ_ASSERT(mTextureSource);
return mTextureSource->GetFormat();
}
void
StreamTextureSourceOGL::BindTexture(GLenum activetex)
{
MOZ_ASSERT(gl());
gl()->fActiveTexture(activetex);
gl()->fBindTexture(mTextureTarget, mTextureHandle);
}
bool
StreamTextureSourceOGL::RetrieveTextureFromStream()
{
gl()->MakeCurrent();
SharedSurface* sharedSurf = mStream->SwapConsumer();
if (!sharedSurf) {
// We don't have a valid surf to show yet.
return false;
}
gl()->MakeCurrent();
mSize = IntSize(sharedSurf->Size().width, sharedSurf->Size().height);
DataSourceSurface* toUpload = nullptr;
switch (sharedSurf->Type()) {
case SharedSurfaceType::GLTextureShare: {
SharedSurface_GLTexture* glTexSurf = SharedSurface_GLTexture::Cast(sharedSurf);
glTexSurf->SetConsumerGL(gl());
mTextureHandle = glTexSurf->Texture();
mTextureTarget = glTexSurf->TextureTarget();
MOZ_ASSERT(mTextureHandle);
mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8
: SurfaceFormat::R8G8B8X8;
break;
}
case SharedSurfaceType::EGLImageShare: {
SharedSurface_EGLImage* eglImageSurf =
SharedSurface_EGLImage::Cast(sharedSurf);
mTextureHandle = eglImageSurf->AcquireConsumerTexture(gl());
mTextureTarget = eglImageSurf->TextureTarget();
if (!mTextureHandle) {
toUpload = eglImageSurf->GetPixels();
MOZ_ASSERT(toUpload);
} else {
mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8
: SurfaceFormat::R8G8B8X8;
}
break;
}
#ifdef XP_MACOSX
case SharedSurfaceType::IOSurface: {
SharedSurface_IOSurface* glTexSurf = SharedSurface_IOSurface::Cast(sharedSurf);
mTextureHandle = glTexSurf->Texture();
mTextureTarget = glTexSurf->TextureTarget();
MOZ_ASSERT(mTextureHandle);
mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8
: SurfaceFormat::R8G8B8X8;
break;
}
#endif
case SharedSurfaceType::Basic: {
toUpload = SharedSurface_Basic::Cast(sharedSurf)->GetData();
MOZ_ASSERT(toUpload);
break;
}
default:
MOZ_CRASH("Invalid SharedSurface type.");
}
if (toUpload) {
// mBounds seems to end up as (0,0,0,0) a lot, so don't use it?
nsIntSize size(ThebesIntSize(toUpload->GetSize()));
nsIntRect rect(nsIntPoint(0,0), size);
nsIntRegion bounds(rect);
mFormat = UploadSurfaceToTexture(gl(),
toUpload,
bounds,
mUploadTexture,
true);
mTextureHandle = mUploadTexture;
mTextureTarget = LOCAL_GL_TEXTURE_2D;
}
MOZ_ASSERT(mTextureHandle);
gl()->fBindTexture(mTextureTarget, mTextureHandle);
gl()->fTexParameteri(mTextureTarget,
LOCAL_GL_TEXTURE_WRAP_S,
LOCAL_GL_CLAMP_TO_EDGE);
gl()->fTexParameteri(mTextureTarget,
LOCAL_GL_TEXTURE_WRAP_T,
LOCAL_GL_CLAMP_TO_EDGE);
return true;
}
void
StreamTextureSourceOGL::DeallocateDeviceData()
{
if (mUploadTexture) {
MOZ_ASSERT(gl());
gl()->MakeCurrent();
gl()->fDeleteTextures(1, &mUploadTexture);
mUploadTexture = 0;
mTextureHandle = 0;
}
}
gl::GLContext*
StreamTextureSourceOGL::gl() const
{
return mCompositor ? mCompositor->gl() : nullptr;
}
void
StreamTextureSourceOGL::SetCompositor(Compositor* aCompositor)
{
mCompositor = static_cast<CompositorOGL*>(aCompositor);
}
StreamTextureHostOGL::StreamTextureHostOGL(TextureFlags aFlags,
const SurfaceStreamDescriptor& aDesc)
: TextureHost(aFlags)
{
mStream = SurfaceStream::FromHandle(aDesc.handle());
MOZ_ASSERT(mStream);
}
StreamTextureHostOGL::~StreamTextureHostOGL()
{
// If need to deallocate textures, call DeallocateSharedData() before
// the destructor
}
bool
StreamTextureHostOGL::Lock()
{
if (!mCompositor) {
return false;
}
if (!mTextureSource) {
mTextureSource = new StreamTextureSourceOGL(mCompositor,
mStream);
}
return mTextureSource->RetrieveTextureFromStream();
}
void
StreamTextureHostOGL::Unlock()
{
}
void
StreamTextureHostOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
mCompositor = glCompositor;
if (mTextureSource) {
mTextureSource->SetCompositor(glCompositor);
}
}
gfx::SurfaceFormat
StreamTextureHostOGL::GetFormat() const
{
MOZ_ASSERT(mTextureSource);
return mTextureSource->GetFormat();
}
gfx::IntSize
StreamTextureHostOGL::GetSize() const
{
MOZ_ASSERT(mTextureSource);
return mTextureSource->GetSize();
}
TextureImageDeprecatedTextureHostOGL::~TextureImageDeprecatedTextureHostOGL()
{
MOZ_COUNT_DTOR(TextureImageDeprecatedTextureHostOGL);
if (mTexture && mTexture->InUpdate()) {
mTexture->EndUpdate();
}
}
gfx::IntSize
TextureImageDeprecatedTextureHostOGL::GetSize() const
{
if (mTexture) {
if (mIterating) {
return mTexture->GetTileRect().Size();
}
return mTexture->GetSize();
}
return gfx::IntSize(0, 0);
}
nsIntRect TextureImageDeprecatedTextureHostOGL::GetTileRect()
{
return ThebesIntRect(mTexture->GetTileRect());
}
void
TextureImageDeprecatedTextureHostOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
GLContext* newGL = glCompositor ? glCompositor->gl() : nullptr;
if (mGL != newGL) {
mGL = newGL;
mTexture = nullptr;
// if we have a buffer we reupload it with the new gl context
// Post landing TODO: the new DeprecatedTextureClient/Host model will make this
// go away.
if (newGL && mBuffer && IsSurfaceDescriptorValid(*mBuffer)) {
UpdateImpl(*mBuffer);
}
}
}
void
TextureImageDeprecatedTextureHostOGL::EnsureBuffer(const nsIntSize& aSize,
gfxContentType aContentType)
{
if (!mTexture ||
mTexture->GetSize() != aSize.ToIntSize() ||
mTexture->GetContentType() != aContentType) {
mTexture = CreateTextureImage(mGL,
aSize.ToIntSize(),
aContentType,
WrapMode(mGL, mFlags & TEXTURE_ALLOW_REPEAT),
FlagsToGLFlags(mFlags));
}
mTexture->Resize(aSize.ToIntSize());
}
void
TextureImageDeprecatedTextureHostOGL::CopyTo(const nsIntRect& aSourceRect,
DeprecatedTextureHost *aDest,
const nsIntRect& aDestRect)
{
MOZ_ASSERT(aDest->AsSourceOGL(), "Incompatible destination type!");
TextureImageDeprecatedTextureHostOGL *dest =
aDest->AsSourceOGL()->AsTextureImageDeprecatedTextureHost();
MOZ_ASSERT(dest, "Incompatible destination type!");
mGL->BlitTextureImageHelper()->BlitTextureImage(mTexture, aSourceRect,
dest->mTexture, aDestRect);
dest->mTexture->MarkValid();
}
void
TextureImageDeprecatedTextureHostOGL::UpdateImpl(const SurfaceDescriptor& aImage,
nsIntRegion* aRegion,
nsIntPoint* aOffset)
{
if (!mGL) {
NS_WARNING("trying to update TextureImageDeprecatedTextureHostOGL without a compositor?");
return;
}
#ifdef MOZ_WIDGET_GONK
if (mCompositableBackendData) {
// on gonk, this class is used as a fallback from gralloc buffer.
// There is a case this class is used with GrallocDeprecatedTextureHostOGL
// under same CompositableHost. if it happens, a gralloc buffer of
// GrallocDeprecatedTextureHostOGL needs to be unbounded from a texture,
// when the gralloc buffer is not rendered.
// Establish the unbound by deleting the texture.
// See Bug 916264.
static_cast<CompositableDataGonkOGL*>(mCompositableBackendData.get())->DeleteTextureIfPresent();
}
#endif
AutoOpenSurface surf(OPEN_READ_ONLY, aImage);
gfx::IntSize size = surf.Size();
TextureImage::ImageFormat format = surf.ImageFormat();
if (!mTexture ||
(mTexture->GetSize() != size && !aOffset) ||
mTexture->GetContentType() != surf.ContentType() ||
(mTexture->GetImageFormat() != format &&
mTexture->GetImageFormat() != gfxImageFormatUnknown)) {
mTexture = CreateTextureImage(mGL,
size,
surf.ContentType(),
WrapMode(mGL, mFlags & TEXTURE_ALLOW_REPEAT),
FlagsToGLFlags(mFlags),
format);
}
// XXX this is always just ridiculously slow
nsIntRegion updateRegion;
if (!aRegion) {
updateRegion = nsIntRegion(nsIntRect(0, 0, size.width, size.height));
} else {
updateRegion = *aRegion;
}
nsIntPoint offset;
if (aOffset) {
offset = *aOffset;
}
mTexture->DirectUpdate(surf.Get(), updateRegion, offset);
mFormat = mTexture->GetTextureFormat();
if (mTexture->InUpdate()) {
mTexture->EndUpdate();
}
}
bool
TextureImageDeprecatedTextureHostOGL::Lock()
{
if (!mTexture) {
NS_WARNING("TextureImageDeprecatedTextureHost to be composited without texture");
return false;
}
mFormat = mTexture->GetTextureFormat();
return true;
}
void
SharedDeprecatedTextureHostOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
if (mGL && !glCompositor) {
DeleteTextures();
}
mGL = glCompositor ? glCompositor->gl() : nullptr;
}
void
SharedDeprecatedTextureHostOGL::DeleteTextures()
{
MOZ_ASSERT(mGL);
if (!mGL->MakeCurrent()) {
mSharedHandle = 0;
mTextureHandle = 0;
return;
}
if (mSharedHandle) {
ReleaseSharedHandle(mGL, mShareType, mSharedHandle);
mSharedHandle = 0;
}
if (mTextureHandle) {
mGL->fDeleteTextures(1, &mTextureHandle);
mTextureHandle = 0;
}
}
void
SharedDeprecatedTextureHostOGL::UpdateImpl(const SurfaceDescriptor& aImage,
nsIntRegion* aRegion,
nsIntPoint* aOffset)
{
SwapTexturesImpl(aImage, aRegion);
}
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();
mSize = texture.size();
if (texture.inverted()) {
mFlags |= TEXTURE_NEEDS_Y_FLIP;
}
if (mSharedHandle && mSharedHandle != newHandle) {
ReleaseSharedHandle(mGL, mShareType, mSharedHandle);
}
mShareType = texture.shareType();
mSharedHandle = newHandle;
SharedHandleDetails handleDetails;
if (mSharedHandle && GetSharedHandleDetails(mGL, mShareType, mSharedHandle, handleDetails)) {
mTextureTarget = handleDetails.mTarget;
mFormat = handleDetails.mTextureFormat;
}
}
bool
SharedDeprecatedTextureHostOGL::Lock()
{
MakeTextureIfNeeded(mGL, mTextureTarget, mTextureHandle);
mGL->fActiveTexture(LOCAL_GL_TEXTURE0);
mGL->fBindTexture(mTextureTarget, mTextureHandle);
if (!AttachSharedHandle(mGL, mShareType, mSharedHandle)) {
NS_ERROR("Failed to bind shared texture handle");
return false;
}
return true;
}
void
SharedDeprecatedTextureHostOGL::Unlock()
{
DetachSharedHandle(mGL, mShareType, mSharedHandle);
mGL->fBindTexture(LOCAL_GL_TEXTURE_2D, 0);
}
gfx3DMatrix
SharedDeprecatedTextureHostOGL::GetTextureTransform()
{
SharedHandleDetails handleDetails;
// GetSharedHandleDetails can call into Java which we'd
// rather not do from the compositor
if (mSharedHandle) {
GetSharedHandleDetails(mGL, mShareType, mSharedHandle, handleDetails);
}
return handleDetails.mTextureTransform;
}
void
SurfaceStreamHostOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
if (mGL && !glCompositor) {
DeleteTextures();
}
mGL = glCompositor ? glCompositor->gl() : nullptr;
}
void
SurfaceStreamHostOGL::DeleteTextures()
{
if (mUploadTexture) {
MOZ_ASSERT(mGL);
if (mGL->MakeCurrent()) {
mGL->fDeleteTextures(1, &mUploadTexture);
}
mUploadTexture = 0;
mTextureHandle = 0;
}
}
void
SurfaceStreamHostOGL::UpdateImpl(const SurfaceDescriptor& aImage,
nsIntRegion* aRegion,
nsIntPoint* aOffset)
{
MOZ_ASSERT(aImage.type() == SurfaceDescriptor::TSurfaceStreamDescriptor,
"Invalid descriptor");
// Bug 894405
//
// The SurfaceStream's GLContext was refed before being passed up to us, so
// we need to ensure it gets unrefed when we are finished.
const SurfaceStreamDescriptor& streamDesc =
aImage.get_SurfaceStreamDescriptor();
mStream = SurfaceStream::FromHandle(streamDesc.handle());
MOZ_ASSERT(mStream);
mStreamGL = dont_AddRef(mStream->GLContext());
}
void
SurfaceStreamHostOGL::Unlock()
{
// We don't know what this is unless we're locked
mFormat = gfx::SurfaceFormat::UNKNOWN;
}
bool
SurfaceStreamHostOGL::Lock()
{
if (!mGL->MakeCurrent()) {
return false;
}
SharedSurface* sharedSurf = mStream->SwapConsumer();
if (!sharedSurf) {
// We don't have a valid surf to show yet.
return false;
}
mGL->MakeCurrent();
mSize = IntSize(sharedSurf->Size().width, sharedSurf->Size().height);
DataSourceSurface* toUpload = nullptr;
switch (sharedSurf->Type()) {
case SharedSurfaceType::GLTextureShare: {
SharedSurface_GLTexture* glTexSurf = SharedSurface_GLTexture::Cast(sharedSurf);
glTexSurf->SetConsumerGL(mGL);
mTextureHandle = glTexSurf->Texture();
mTextureTarget = glTexSurf->TextureTarget();
MOZ_ASSERT(mTextureHandle);
mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8
: SurfaceFormat::R8G8B8X8;
break;
}
case SharedSurfaceType::EGLImageShare: {
SharedSurface_EGLImage* eglImageSurf =
SharedSurface_EGLImage::Cast(sharedSurf);
mTextureHandle = eglImageSurf->AcquireConsumerTexture(mGL);
mTextureTarget = eglImageSurf->TextureTarget();
if (!mTextureHandle) {
toUpload = eglImageSurf->GetPixels();
MOZ_ASSERT(toUpload);
} else {
mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8
: SurfaceFormat::R8G8B8X8;
}
break;
}
#ifdef XP_MACOSX
case SharedSurfaceType::IOSurface: {
SharedSurface_IOSurface* glTexSurf = SharedSurface_IOSurface::Cast(sharedSurf);
mTextureHandle = glTexSurf->Texture();
mTextureTarget = glTexSurf->TextureTarget();
MOZ_ASSERT(mTextureHandle);
mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8
: SurfaceFormat::R8G8B8X8;
break;
}
#endif
case SharedSurfaceType::Basic: {
toUpload = SharedSurface_Basic::Cast(sharedSurf)->GetData();
MOZ_ASSERT(toUpload);
break;
}
default:
MOZ_CRASH("Invalid SharedSurface type.");
}
if (toUpload) {
// mBounds seems to end up as (0,0,0,0) a lot, so don't use it?
nsIntSize size(ThebesIntSize(toUpload->GetSize()));
nsIntRect rect(nsIntPoint(0,0), size);
nsIntRegion bounds(rect);
mFormat = UploadSurfaceToTexture(mGL,
toUpload,
bounds,
mUploadTexture,
true);
mTextureHandle = mUploadTexture;
mTextureTarget = LOCAL_GL_TEXTURE_2D;
}
MOZ_ASSERT(mTextureHandle);
mGL->fBindTexture(mTextureTarget, mTextureHandle);
mGL->fTexParameteri(mTextureTarget,
LOCAL_GL_TEXTURE_WRAP_S,
LOCAL_GL_CLAMP_TO_EDGE);
mGL->fTexParameteri(mTextureTarget,
LOCAL_GL_TEXTURE_WRAP_T,
LOCAL_GL_CLAMP_TO_EDGE);
return true;
}
void
SurfaceStreamHostOGL::BindTexture(GLenum activetex)
{
MOZ_ASSERT(mGL);
mGL->fActiveTexture(activetex);
mGL->fBindTexture(mTextureTarget, mTextureHandle);
}
void
YCbCrDeprecatedTextureHostOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
GLContext* newGL = glCompositor ? glCompositor->gl() : nullptr;
if (mGL != newGL) {
mGL = newGL;
mYTexture->mTexImage = nullptr;
mCbTexture->mTexImage = nullptr;
mCrTexture->mTexImage = nullptr;
// if we have a buffer we reupload it with the new gl context
if (newGL && mBuffer && mBuffer->type() == SurfaceDescriptor::TYCbCrImage) {
UpdateImpl(*mBuffer);
}
}
}
void
YCbCrDeprecatedTextureHostOGL::UpdateImpl(const SurfaceDescriptor& aImage,
nsIntRegion* aRegion,
nsIntPoint* aOffset)
{
if (!mGL) {
return;
}
NS_ASSERTION(aImage.type() == SurfaceDescriptor::TYCbCrImage, "SurfaceDescriptor mismatch");
YCbCrImageDataDeserializer deserializer(aImage.get_YCbCrImage().data().get<uint8_t>());
gfx::IntSize gfxSize = deserializer.GetYSize();
gfx::IntSize gfxCbCrSize = deserializer.GetCbCrSize();
if (!mYTexture->mTexImage || mYTexture->mTexImage->GetSize() != gfxSize) {
mYTexture->mTexImage = CreateBasicTextureImage(mGL,
gfxSize,
GFX_CONTENT_ALPHA,
WrapMode(mGL, mFlags & TEXTURE_ALLOW_REPEAT),
FlagsToGLFlags(mFlags));
}
if (!mCbTexture->mTexImage || mCbTexture->mTexImage->GetSize() != gfxCbCrSize) {
mCbTexture->mTexImage = CreateBasicTextureImage(mGL,
gfxCbCrSize,
GFX_CONTENT_ALPHA,
WrapMode(mGL, mFlags & TEXTURE_ALLOW_REPEAT),
FlagsToGLFlags(mFlags));
}
if (!mCrTexture->mTexImage || mCrTexture->mTexImage->GetSize() != gfxCbCrSize) {
mCrTexture->mTexImage = CreateBasicTextureImage(mGL,
gfxCbCrSize,
GFX_CONTENT_ALPHA,
WrapMode(mGL, mFlags & TEXTURE_ALLOW_REPEAT),
FlagsToGLFlags(mFlags));
}
RefPtr<gfxImageSurface> tempY =
new gfxImageSurface(deserializer.GetYData(),
gfx::ThebesIntSize(gfxSize),
deserializer.GetYStride(),
gfxImageFormatA8);
RefPtr<gfxImageSurface> tempCb =
new gfxImageSurface(deserializer.GetCbData(),
gfx::ThebesIntSize(gfxCbCrSize),
deserializer.GetCbCrStride(),
gfxImageFormatA8);
RefPtr<gfxImageSurface> tempCr =
new gfxImageSurface(deserializer.GetCrData(),
gfx::ThebesIntSize(gfxCbCrSize),
deserializer.GetCbCrStride(),
gfxImageFormatA8);
nsIntRegion yRegion(nsIntRect(0, 0, gfxSize.width, gfxSize.height));
nsIntRegion cbCrRegion(nsIntRect(0, 0, gfxCbCrSize.width, gfxCbCrSize.height));
mYTexture->mTexImage->DirectUpdate(tempY, yRegion);
mCbTexture->mTexImage->DirectUpdate(tempCb, cbCrRegion);
mCrTexture->mTexImage->DirectUpdate(tempCr, cbCrRegion);
}
bool
YCbCrDeprecatedTextureHostOGL::Lock()
{
return true;
}
TiledDeprecatedTextureHostOGL::~TiledDeprecatedTextureHostOGL()
{
DeleteTextures();
}
void
TiledDeprecatedTextureHostOGL::BindTexture(GLenum aTextureUnit)
{
mGL->fActiveTexture(aTextureUnit);
mGL->fBindTexture(LOCAL_GL_TEXTURE_2D, mTextureHandle);
}
static void
GetFormatAndTileForImageFormat(gfxImageFormat aFormat,
GLenum& aOutFormat,
GLenum& aOutType)
{
if (aFormat == gfxImageFormatRGB16_565) {
aOutFormat = LOCAL_GL_RGB;
aOutType = LOCAL_GL_UNSIGNED_SHORT_5_6_5;
} else {
aOutFormat = LOCAL_GL_RGBA;
aOutType = LOCAL_GL_UNSIGNED_BYTE;
}
}
void
TiledDeprecatedTextureHostOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
if (mGL && !glCompositor) {
DeleteTextures();
}
mGL = glCompositor ? glCompositor->gl() : nullptr;
}
void
TiledDeprecatedTextureHostOGL::DeleteTextures()
{
if (mTextureHandle) {
if (mGL->MakeCurrent()) {
mGL->fDeleteTextures(1, &mTextureHandle);
gl::GfxTexturesReporter::UpdateAmount(gl::GfxTexturesReporter::MemoryFreed,
mGLFormat, GetTileType(),
TILEDLAYERBUFFER_TILE_SIZE);
} else if (mGL->IsDestroyed()) {
// if MakeCurrent failed because the context was already destoyed, it means
// the driver already freed the texture memory underneith us, so it should
// not count as a leak.
gl::GfxTexturesReporter::UpdateAmount(gl::GfxTexturesReporter::MemoryFreed,
mGLFormat, GetTileType(),
TILEDLAYERBUFFER_TILE_SIZE);
}
mTextureHandle = 0;
}
}
void
TiledDeprecatedTextureHostOGL::Update(gfxReusableSurfaceWrapper* aReusableSurface, TextureFlags aFlags, const gfx::IntSize& aSize)
{
mSize = aSize;
if (!mGL->MakeCurrent()) {
return;
}
if (aFlags & TEXTURE_NEW_TILE) {
SetFlags(aFlags);
mGL->fGenTextures(1, &mTextureHandle);
mGL->fBindTexture(LOCAL_GL_TEXTURE_2D, mTextureHandle);
mGL->fTexParameteri(LOCAL_GL_TEXTURE_2D, LOCAL_GL_TEXTURE_MIN_FILTER, LOCAL_GL_LINEAR);
mGL->fTexParameteri(LOCAL_GL_TEXTURE_2D, LOCAL_GL_TEXTURE_MAG_FILTER, LOCAL_GL_LINEAR);
mGL->fTexParameteri(LOCAL_GL_TEXTURE_2D, LOCAL_GL_TEXTURE_WRAP_S, LOCAL_GL_CLAMP_TO_EDGE);
mGL->fTexParameteri(LOCAL_GL_TEXTURE_2D, LOCAL_GL_TEXTURE_WRAP_T, LOCAL_GL_CLAMP_TO_EDGE);
} else {
mGL->fBindTexture(LOCAL_GL_TEXTURE_2D, mTextureHandle);
// We're re-using a texture, but the format may change. Update the memory
// reporter with a free and alloc (below) using the old and new formats.
gl::GfxTexturesReporter::UpdateAmount(gl::GfxTexturesReporter::MemoryFreed,
mGLFormat, GetTileType(),
TILEDLAYERBUFFER_TILE_SIZE);
}
GLenum type;
GetFormatAndTileForImageFormat(aReusableSurface->Format(), mGLFormat, type);
const unsigned char* buf = aReusableSurface->GetReadOnlyData();
mGL->fTexImage2D(LOCAL_GL_TEXTURE_2D, 0, mGLFormat,
TILEDLAYERBUFFER_TILE_SIZE, TILEDLAYERBUFFER_TILE_SIZE, 0,
mGLFormat, type, buf);
gl::GfxTexturesReporter::UpdateAmount(gl::GfxTexturesReporter::MemoryAllocated,
mGLFormat, type,
TILEDLAYERBUFFER_TILE_SIZE);
if (mGLFormat == LOCAL_GL_RGB) {
mFormat = SurfaceFormat::R8G8B8X8;
} else {
mFormat = SurfaceFormat::B8G8R8A8;
}
}
bool
TiledDeprecatedTextureHostOGL::Lock()
{
if (!mTextureHandle) {
NS_WARNING("TiledDeprecatedTextureHostOGL not ready to be composited");
return false;
}
if (!mGL->MakeCurrent()) {
return false;
}
mGL->fActiveTexture(LOCAL_GL_TEXTURE0);
return true;
}
#ifdef MOZ_WIDGET_GONK
static gfx::SurfaceFormat
Deprecated_SurfaceFormatForAndroidPixelFormat(android::PixelFormat aFormat,
bool swapRB = false)
{
switch (aFormat) {
case android::PIXEL_FORMAT_BGRA_8888:
return swapRB ? SurfaceFormat::R8G8B8A8 : SurfaceFormat::B8G8R8A8;
case android::PIXEL_FORMAT_RGBA_8888:
return swapRB ? SurfaceFormat::B8G8R8A8 : SurfaceFormat::R8G8B8A8;
case android::PIXEL_FORMAT_RGBX_8888:
return swapRB ? SurfaceFormat::B8G8R8X8 : SurfaceFormat::R8G8B8X8;
case android::PIXEL_FORMAT_RGB_565:
return SurfaceFormat::R5G6B5;
case HAL_PIXEL_FORMAT_YCbCr_422_SP:
case HAL_PIXEL_FORMAT_YCrCb_420_SP:
case HAL_PIXEL_FORMAT_YCbCr_422_I:
case GrallocImage::HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED:
case GrallocImage::HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS:
case HAL_PIXEL_FORMAT_YV12:
return SurfaceFormat::B8G8R8A8; // yup, use SurfaceFormat::B8G8R8A8 even though it's a YUV texture. This is an external texture.
default:
if (aFormat >= 0x100 && aFormat <= 0x1FF) {
// Reserved range for HAL specific formats.
return SurfaceFormat::B8G8R8A8;
} else {
// This is not super-unreachable, there's a bunch of hypothetical pixel
// formats we don't deal with.
// We only want to abort in debug builds here, since if we crash here
// we'll take down the compositor process and thus the phone. This seems
// like undesirable behaviour. We'd rather have a subtle artifact.
MOZ_ASSERT(false, "Unknown Android pixel format.");
return SurfaceFormat::UNKNOWN;
}
}
}
static GLenum
Deprecated_TextureTargetForAndroidPixelFormat(android::PixelFormat aFormat)
{
switch (aFormat) {
case HAL_PIXEL_FORMAT_YCbCr_422_SP:
case HAL_PIXEL_FORMAT_YCrCb_420_SP:
case HAL_PIXEL_FORMAT_YCbCr_422_I:
case GrallocImage::HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED:
case GrallocImage::HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS:
case HAL_PIXEL_FORMAT_YV12:
return LOCAL_GL_TEXTURE_EXTERNAL;
case android::PIXEL_FORMAT_RGBA_8888:
case android::PIXEL_FORMAT_RGBX_8888:
case android::PIXEL_FORMAT_RGB_565:
return LOCAL_GL_TEXTURE_2D;
default:
if (aFormat >= 0x100 && aFormat <= 0x1FF) {
// Reserved range for HAL specific formats.
return LOCAL_GL_TEXTURE_EXTERNAL;
} else {
// This is not super-unreachable, there's a bunch of hypothetical pixel
// formats we don't deal with.
// We only want to abort in debug builds here, since if we crash here
// we'll take down the compositor process and thus the phone. This seems
// like undesirable behaviour. We'd rather have a subtle artifact.
MOZ_ASSERT(false, "Unknown Android pixel format.");
return LOCAL_GL_TEXTURE_EXTERNAL;
}
}
}
GrallocDeprecatedTextureHostOGL::GrallocDeprecatedTextureHostOGL()
: mCompositor(nullptr)
, mTextureTarget(0)
, mEGLImage(0)
, mIsRBSwapped(false)
{
}
void GrallocDeprecatedTextureHostOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
if (mCompositor && !glCompositor) {
DeleteTextures();
}
mCompositor = glCompositor;
}
gfx::SurfaceFormat
GrallocDeprecatedTextureHostOGL::GetFormat() const
{
switch (mTextureTarget) {
case LOCAL_GL_TEXTURE_EXTERNAL: return gfx::SurfaceFormat::R8G8B8A8;
case LOCAL_GL_TEXTURE_2D: return mFormat;
default: return gfx::SurfaceFormat::UNKNOWN;
}
}
void
GrallocDeprecatedTextureHostOGL::DeleteTextures()
{
if (mEGLImage) {
if (gl()->MakeCurrent()) {
EGLImageDestroy(gl(), mEGLImage);
}
mEGLImage = EGL_NO_IMAGE;
}
}
// only used for hacky fix in gecko 23 for bug 862324
static void
AddDeprecatedTextureHostToGrallocBufferActor(DeprecatedTextureHost* aDeprecatedTextureHost, const SurfaceDescriptor* aSurfaceDescriptor)
{
if (aSurfaceDescriptor && IsSurfaceDescriptorValid(*aSurfaceDescriptor)) {
GrallocBufferActor* actor = static_cast<GrallocBufferActor*>(aSurfaceDescriptor->get_SurfaceDescriptorGralloc().bufferParent());
actor->AddDeprecatedTextureHost(aDeprecatedTextureHost);
}
}
static void
RemoveDeprecatedTextureHostFromGrallocBufferActor(DeprecatedTextureHost* aDeprecatedTextureHost, const SurfaceDescriptor* aSurfaceDescriptor)
{
if (aSurfaceDescriptor && IsSurfaceDescriptorValid(*aSurfaceDescriptor)) {
GrallocBufferActor* actor = static_cast<GrallocBufferActor*>(aSurfaceDescriptor->get_SurfaceDescriptorGralloc().bufferParent());
actor->RemoveDeprecatedTextureHost(aDeprecatedTextureHost);
}
}
void
GrallocDeprecatedTextureHostOGL::UpdateImpl(const SurfaceDescriptor& aImage,
nsIntRegion* aRegion,
nsIntPoint* aOffset)
{
SwapTexturesImpl(aImage, aRegion);
}
void
GrallocDeprecatedTextureHostOGL::SwapTexturesImpl(const SurfaceDescriptor& aImage,
nsIntRegion*)
{
MOZ_ASSERT(aImage.type() == SurfaceDescriptor::TSurfaceDescriptorGralloc);
const SurfaceDescriptorGralloc& desc = aImage.get_SurfaceDescriptorGralloc();
mGraphicBuffer = GrallocBufferActor::GetFrom(desc);
mIsRBSwapped = desc.isRBSwapped();
mFormat = Deprecated_SurfaceFormatForAndroidPixelFormat(mGraphicBuffer->getPixelFormat(),
mIsRBSwapped);
mTextureTarget = Deprecated_TextureTargetForAndroidPixelFormat(mGraphicBuffer->getPixelFormat());
GLuint tex = GetGLTexture();
// delete old EGLImage
DeleteTextures();
if (!gl()->MakeCurrent()) {
return;
}
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(mTextureTarget, tex);
// create new EGLImage
// create EGLImage during buffer swap could reduce the graphic driver's task
// during rendering.
mEGLImage = EGLImageCreateFromNativeBuffer(gl(), mGraphicBuffer->getNativeBuffer());
gl()->fEGLImageTargetTexture2D(mTextureTarget, mEGLImage);
}
gl::GLContext*
GrallocDeprecatedTextureHostOGL::gl() const
{
return mCompositor ? mCompositor->gl() : nullptr;
}
void GrallocDeprecatedTextureHostOGL::BindTexture(GLenum aTextureUnit)
{
PROFILER_LABEL("Gralloc", "BindTexture");
/*
* The job of this function is to ensure that the texture is tied to the
* android::GraphicBuffer, so that texturing will source the GraphicBuffer.
*
* To this effect we create an EGLImage wrapping this GraphicBuffer,
* using CreateEGLImageForNativeBuffer, and then we tie this EGLImage to our
* texture using fEGLImageTargetTexture2D.
*
* We try to avoid re-creating the EGLImage everytime, by keeping it around
* as the mEGLImage member of this class.
*/
MOZ_ASSERT(gl());
if (!gl()->MakeCurrent()) {
return;
}
GLuint tex = GetGLTexture();
gl()->fActiveTexture(aTextureUnit);
gl()->fBindTexture(mTextureTarget, tex);
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
}
bool
GrallocDeprecatedTextureHostOGL::IsValid() const
{
return !!gl() && !!mGraphicBuffer.get();
}
GrallocDeprecatedTextureHostOGL::~GrallocDeprecatedTextureHostOGL()
{
DeleteTextures();
// only done for hacky fix in gecko 23 for bug 862324.
// make sure that if the GrallocBufferActor survives us, it doesn't keep a dangling
// pointer to us.
RemoveDeprecatedTextureHostFromGrallocBufferActor(this, mBuffer);
}
bool
GrallocDeprecatedTextureHostOGL::Lock()
{
// Lock/Unlock is done internally when binding the gralloc buffer to a gl texture
return IsValid();
}
void
GrallocDeprecatedTextureHostOGL::Unlock()
{
// Lock/Unlock is done internally when binding the gralloc buffer to a gl texture
}
void
GrallocDeprecatedTextureHostOGL::SetBuffer(SurfaceDescriptor* aBuffer, ISurfaceAllocator* aAllocator)
{
MOZ_ASSERT(!mBuffer, "Will leak the old mBuffer");
if (aBuffer != mBuffer) {
// only done for hacky fix in gecko 23 for bug 862324.
// Doing this in SwapTextures is not enough, as the crash could occur right after SetBuffer.
RemoveDeprecatedTextureHostFromGrallocBufferActor(this, mBuffer);
AddDeprecatedTextureHostToGrallocBufferActor(this, aBuffer);
}
mBuffer = aBuffer;
mDeAllocator = aAllocator;
}
LayerRenderState
GrallocDeprecatedTextureHostOGL::GetRenderState()
{
if (mGraphicBuffer.get()) {
uint32_t flags = mFlags & TEXTURE_NEEDS_Y_FLIP ? LAYER_RENDER_STATE_Y_FLIPPED : 0;
/*
* The 32 bit format of gralloc buffer is created as RGBA8888 or RGBX888 by default.
* For software rendering (non-GL rendering), the content is drawn with BGRA
* or BGRX. Therefore, we need to pass the RBSwapped flag for HW composer to swap format.
*
* For GL rendering content, the content format is RGBA or RGBX which is the same as
* the pixel format of gralloc buffer and no need for the RBSwapped flag.
*/
if (mIsRBSwapped) {
flags |= LAYER_RENDER_STATE_FORMAT_RB_SWAP;
}
nsIntSize bufferSize(mGraphicBuffer->getWidth(), mGraphicBuffer->getHeight());
return LayerRenderState(mGraphicBuffer.get(),
bufferSize,
flags);
}
return LayerRenderState();
}
GLuint
GrallocDeprecatedTextureHostOGL::GetGLTexture()
{
mCompositableBackendData->SetCompositor(mCompositor);
return static_cast<CompositableDataGonkOGL*>(mCompositableBackendData.get())->GetTexture();
}
#endif // MOZ_WIDGET_GONK
TemporaryRef<gfx::DataSourceSurface>
TextureImageDeprecatedTextureHostOGL::GetAsSurface() {
RefPtr<gfx::DataSourceSurface> surf =
IsValid() ? ReadBackSurface(mGL, mTexture->GetTextureID(),
false, mTexture->GetTextureFormat())
: nullptr;
return surf.forget();
}
TemporaryRef<gfx::DataSourceSurface>
YCbCrDeprecatedTextureHostOGL::GetAsSurface() {
RefPtr<gfx::DataSourceSurface> surf =
IsValid() ? ReadBackSurface(mGL, mYTexture->mTexImage->GetTextureID(),
false, mYTexture->mTexImage->GetTextureFormat())
: nullptr;
return surf.forget();
}
TemporaryRef<gfx::DataSourceSurface>
SharedDeprecatedTextureHostOGL::GetAsSurface() {
RefPtr<gfx::DataSourceSurface> surf =
IsValid() ? ReadBackSurface(mGL, GetTextureHandle(), false, GetFormat())
: nullptr;
return surf.forget();
}
TemporaryRef<gfx::DataSourceSurface>
SurfaceStreamHostOGL::GetAsSurface() {
RefPtr<gfx::DataSourceSurface> surf =
IsValid() ? ReadBackSurface(mGL, mTextureHandle, false, GetFormat())
: nullptr;
return surf.forget();
}
TemporaryRef<gfx::DataSourceSurface>
TiledDeprecatedTextureHostOGL::GetAsSurface() {
RefPtr<DataSourceSurface> surf =
IsValid() ? ReadBackSurface(mGL, mTextureHandle, false, GetFormat())
: nullptr;
return surf.forget();
}
#ifdef MOZ_WIDGET_GONK
TemporaryRef<gfx::DataSourceSurface>
GrallocDeprecatedTextureHostOGL::GetAsSurface() {
if (!gl()->MakeCurrent()) {
return nullptr;
}
GLuint tex = GetGLTexture();
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(mTextureTarget, tex);
if (!mEGLImage) {
mEGLImage = EGLImageCreateFromNativeBuffer(gl(), mGraphicBuffer->getNativeBuffer());
}
gl()->fEGLImageTargetTexture2D(mTextureTarget, mEGLImage);
RefPtr<gfx::DataSourceSurface> surf =
IsValid() ? ReadBackSurface(gl(), tex, false, GetFormat())
: nullptr;
return surf.forget();
}
#endif // MOZ_WIDGET_GONK
} // namespace
} // namespace
Reference in New Issue View Git Blame Copy Permalink