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gecko-dev/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 "GLLibraryEGL.h" // for GLLibraryEGL
#include "GLSharedHandleHelpers.h"
#include "GLUploadHelpers.h"
#include "GLReadTexImageHelper.h"
#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;
}
#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);
}
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;
}
mReleaseFence = aReleaseFence;
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;
}
void
TextureHostOGL::SetAcquireFence(const android::sp<android::Fence>& aAcquireFence)
{
mAcquireFence = aAcquireFence;
}
android::sp<android::Fence>
TextureHostOGL::GetAndResetAcquireFence()
{
android::sp<android::Fence> fence = mAcquireFence;
// Reset current AcquireFence.
mAcquireFence = android::Fence::NO_FENCE;
return fence;
}
void
TextureHostOGL::WaitAcquireFenceSyncComplete()
{
if (!mAcquireFence.get() || !mAcquireFence->isValid()) {
return;
}
int fenceFd = mAcquireFence->dup();
if (fenceFd == -1) {
NS_WARNING("failed to dup fence fd");
return;
}
EGLint attribs[] = {
LOCAL_EGL_SYNC_NATIVE_FENCE_FD_ANDROID, fenceFd,
LOCAL_EGL_NONE
};
EGLSync sync = sEGLLibrary.fCreateSync(EGL_DISPLAY(),
LOCAL_EGL_SYNC_NATIVE_FENCE_ANDROID,
attribs);
if (!sync) {
NS_WARNING("failed to create native fence sync");
return;
}
EGLint status = sEGLLibrary.fClientWaitSync(EGL_DISPLAY(),
sync,
0,
LOCAL_EGL_FOREVER);
if (status != LOCAL_EGL_CONDITION_SATISFIED) {
NS_WARNING("failed to wait native fence sync");
}
MOZ_ALWAYS_TRUE( sEGLLibrary.fDestroySync(EGL_DISPLAY(), sync) );
mAcquireFence = nullptr;
}
#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()),
LOCAL_GL_CLAMP_TO_EDGE,
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()),
LOCAL_GL_CLAMP_TO_EDGE,
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,
LOCAL_GL_CLAMP_TO_EDGE,
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
{
if (mTexImage) {
return mTexImage->GetTextureFormat();
}
NS_WARNING("Trying to query the format of an empty TextureSource.");
return gfx::SurfaceFormat::UNKNOWN;
}
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;
}
////////////////////////////////////////////////////////////////////////
// GLTextureSource
GLTextureSource::GLTextureSource(CompositorOGL* aCompositor,
GLuint aTex,
gfx::SurfaceFormat aFormat,
GLenum aTarget,
gfx::IntSize aSize)
: mSize(aSize)
, mCompositor(aCompositor)
, mTex(aTex)
, mFormat(aFormat)
, mTextureTarget(aTarget)
{
}
void
GLTextureSource::BindTexture(GLenum aTextureUnit, gfx::Filter aFilter)
{
if (!gl()) {
NS_WARNING("Trying to bind a texture without a GLContext");
return;
}
gl()->fActiveTexture(aTextureUnit);
gl()->fBindTexture(mTextureTarget, mTex);
ApplyFilterToBoundTexture(gl(), aFilter, mTextureTarget);
}
void
GLTextureSource::SetCompositor(Compositor* aCompositor)
{
mCompositor = static_cast<CompositorOGL*>(aCompositor);
}
bool
GLTextureSource::IsValid() const
{
return !!gl();
}
gl::GLContext*
GLTextureSource::gl() const
{
return mCompositor ? mCompositor->gl() : nullptr;
}
////////////////////////////////////////////////////////////////////////
// SharedTextureHostOGL
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();
}
} // namespace
} // namespace
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