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gecko/gfx/layers/opengl/TextureHostOGL.cpp

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/* -*- 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 "gfx2DGlue.h" // for ContentForFormat, etc
#include "gfxReusableSurfaceWrapper.h" // for gfxReusableSurfaceWrapper
#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<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 gl::TextureImage::Flags
FlagsToGLFlags(TextureFlags aFlags)
{
uint32_t result = TextureImage::NoFlags;
if (aFlags & TextureFlags::USE_NEAREST_FILTER)
result |= TextureImage::UseNearestFilter;
if (aFlags & TextureFlags::NEEDS_Y_FLIP)
result |= TextureImage::NeedsYFlip;
if (aFlags & TextureFlags::DISALLOW_BIGIMAGE)
result |= TextureImage::DisallowBigImage;
return static_cast<gl::TextureImage::Flags>(result);
}
static GLenum
WrapMode(gl::GLContext *aGl, TextureFlags aFlags)
{
if ((aFlags & TextureFlags::ALLOW_REPEAT) &&
(aGl->IsExtensionSupported(GLContext::ARB_texture_non_power_of_two) ||
aGl->IsExtensionSupported(GLContext::OES_texture_npot) ||
aGl->IsExtensionSupported(GLContext::IMG_texture_npot))) {
return LOCAL_GL_REPEAT;
}
return LOCAL_GL_CLAMP_TO_EDGE;
}
CompositableDataGonkOGL::CompositableDataGonkOGL()
: mTexture(0)
, mBoundEGLImage(EGL_NO_IMAGE)
{
}
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()
{
CompositableBackendSpecificData::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);
}
mTexture = 0;
mBoundEGLImage = EGL_NO_IMAGE;
}
}
void
CompositableDataGonkOGL::BindEGLImage(GLuint aTarget, EGLImage aImage)
{
if (mBoundEGLImage != aImage) {
gl()->fEGLImageTargetTexture2D(aTarget, aImage);
mBoundEGLImage = aImage;
}
}
void
CompositableDataGonkOGL::ClearBoundEGLImage(EGLImage aImage)
{
if (mBoundEGLImage == aImage) {
DeleteTextureIfPresent();
mBoundEGLImage = EGL_NO_IMAGE;
}
}
#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
bool
TextureHostOGL::SetReleaseFence(const android::sp<android::Fence>& aReleaseFence)
{
if (!aReleaseFence.get() || !aReleaseFence->isValid()) {
// HWC might not provide Fence.
// In this case, HWC implicitly handles buffer's fence.
return false;
}
if (!mReleaseFence.get()) {
mReleaseFence = aReleaseFence;
} else {
android::sp<android::Fence> mergedFence = android::Fence::merge(
android::String8::format("TextureHostOGL"),
mReleaseFence, aReleaseFence);
if (!mergedFence.get()) {
// synchronization is broken, the best we can do is hope fences
// signal in order so the new fence will act like a union.
// This error handling is same as android::ConsumerBase does.
mReleaseFence = aReleaseFence;
return false;
}
mReleaseFence = mergedFence;
}
return true;
}
android::sp<android::Fence>
TextureHostOGL::GetAndResetReleaseFence()
{
// Hold previous ReleaseFence to prevent Fence delivery failure via gecko IPC.
mPrevReleaseFence = mReleaseFence;
// Reset current ReleaseFence.
mReleaseFence = android::Fence::NO_FENCE;
return mPrevReleaseFence;
}
#endif
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 && !aSrcOffset) ||
mTexImage->GetContentType() != gfx::ContentForFormat(aSurface->GetFormat())) {
if (mFlags & TextureFlags::DISALLOW_BIGIMAGE) {
GLint maxTextureSize;
mGL->fGetIntegerv(LOCAL_GL_MAX_TEXTURE_SIZE, &maxTextureSize);
if (size.width > maxTextureSize || size.height > maxTextureSize) {
NS_WARNING("Texture exceeds maximum texture size, refusing upload");
return false;
}
// Explicitly use CreateBasicTextureImage instead of CreateTextureImage,
// because CreateTextureImage might still choose to create a tiled
// texture image.
mTexImage = CreateBasicTextureImage(mGL, size,
gfx::ContentForFormat(aSurface->GetFormat()),
WrapMode(mGL, mFlags),
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),
FlagsToGLFlags(mFlags),
SurfaceFormatToImageFormat(aSurface->GetFormat()));
}
ClearCachedFilter();
}
mTexImage->UpdateFromDataSource(aSurface, aDestRegion, aSrcOffset);
if (mTexImage->InUpdate()) {
mTexImage->EndUpdate();
}
return true;
}
void
TextureImageTextureSourceOGL::EnsureBuffer(const nsIntSize& aSize,
gfxContentType aContentType)
{
if (!mTexImage ||
mTexImage->GetSize() != aSize.ToIntSize() ||
mTexImage->GetContentType() != aContentType) {
mTexImage = CreateTextureImage(mGL,
aSize.ToIntSize(),
aContentType,
WrapMode(mGL, mFlags),
FlagsToGLFlags(mFlags));
}
mTexImage->Resize(aSize.ToIntSize());
}
void
TextureImageTextureSourceOGL::CopyTo(const nsIntRect& aSourceRect,
DataTextureSource *aDest,
const nsIntRect& aDestRect)
{
MOZ_ASSERT(aDest->AsSourceOGL(), "Incompatible destination type!");
TextureImageTextureSourceOGL *dest =
aDest->AsSourceOGL()->AsTextureImageTextureSource();
MOZ_ASSERT(dest, "Incompatible destination type!");
mGL->BlitTextureImageHelper()->BlitTextureImage(mTexImage, aSourceRect,
dest->mTexImage, aDestRect);
dest->mTexImage->MarkValid();
}
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, gfx::Filter aFilter)
{
MOZ_ASSERT(mTexImage,
"Trying to bind a TextureSource that does not have an underlying GL texture.");
mTexImage->BindTexture(aTextureUnit);
SetFilter(mGL, aFilter);
}
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, gfx::Filter aFilter)
{
if (!gl()) {
NS_WARNING("Trying to bind a texture without a GLContext");
return;
}
GLuint tex = mCompositor->GetTemporaryTexture(GetTextureTarget(), aTextureUnit);
gl()->fActiveTexture(aTextureUnit);
gl()->fBindTexture(mTextureTarget, tex);
if (!AttachSharedHandle(gl(), mShareType, mSharedHandle)) {
NS_ERROR("Failed to bind shared texture handle");
return;
}
ApplyFilterToBoundTexture(gl(), aFilter, mTextureTarget);
}
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;
}
gfx::Matrix4x4
SharedTextureSourceOGL::GetTextureTransform()
{
SharedHandleDetails handleDetails;
if (!GetSharedHandleDetails(gl(), mShareType, mSharedHandle, handleDetails)) {
NS_WARNING("Could not get shared handle details");
return gfx::Matrix4x4();
}
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, gfx::Filter aFilter)
{
MOZ_ASSERT(gl());
gl()->fActiveTexture(activetex);
gl()->fBindTexture(mTextureTarget, mTextureHandle);
SetFilter(gl(), aFilter);
}
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);
mTextureHandle = glTexSurf->ConsTexture(gl());
mTextureTarget = glTexSurf->ConsTextureTarget();
MOZ_ASSERT(mTextureHandle);
mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8
: SurfaceFormat::R8G8B8X8;
break;
}
case SharedSurfaceType::EGLImageShare: {
SharedSurface_EGLImage* eglImageSurf =
SharedSurface_EGLImage::Cast(sharedSurf);
eglImageSurf->AcquireConsumerTexture(gl(), &mTextureHandle, &mTextureTarget);
MOZ_ASSERT(mTextureHandle);
mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8
: SurfaceFormat::R8G8B8X8;
break;
}
#ifdef XP_MACOSX
case SharedSurfaceType::IOSurface: {
SharedSurface_IOSurface* glTexSurf = SharedSurface_IOSurface::Cast(sharedSurf);
mTextureHandle = glTexSurf->ConsTexture(gl());
mTextureTarget = glTexSurf->ConsTextureTarget();
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);
ClearCachedFilter();
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();
}
} // namespace
} // namespace
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