mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-07 12:15:51 +00:00
336 lines
9.1 KiB
C++
336 lines
9.1 KiB
C++
/* -*- 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/. */
|
|
|
|
#ifdef MOZ_WIDGET_GONK
|
|
|
|
#include "mozilla/gfx/2D.h"
|
|
#include "mozilla/layers/AsyncTransactionTracker.h" // for AsyncTransactionTracker
|
|
#include "mozilla/layers/GrallocTextureClient.h"
|
|
#include "mozilla/layers/CompositableForwarder.h"
|
|
#include "mozilla/layers/ISurfaceAllocator.h"
|
|
#include "mozilla/layers/ShadowLayerUtilsGralloc.h"
|
|
#include "gfx2DGlue.h"
|
|
|
|
namespace mozilla {
|
|
namespace layers {
|
|
|
|
using namespace mozilla::gfx;
|
|
using namespace android;
|
|
|
|
GrallocTextureClientOGL::GrallocTextureClientOGL(MaybeMagicGrallocBufferHandle buffer,
|
|
gfx::IntSize aSize,
|
|
gfx::BackendType aMoz2dBackend,
|
|
TextureFlags aFlags)
|
|
: BufferTextureClient(nullptr, gfx::SurfaceFormat::UNKNOWN, aMoz2dBackend, aFlags)
|
|
, mGrallocHandle(buffer)
|
|
, mMappedBuffer(nullptr)
|
|
, mMediaBuffer(nullptr)
|
|
{
|
|
InitWith(buffer, aSize);
|
|
MOZ_COUNT_CTOR(GrallocTextureClientOGL);
|
|
}
|
|
|
|
GrallocTextureClientOGL::GrallocTextureClientOGL(ISurfaceAllocator* aAllocator,
|
|
gfx::SurfaceFormat aFormat,
|
|
gfx::BackendType aMoz2dBackend,
|
|
TextureFlags aFlags)
|
|
: BufferTextureClient(aAllocator, aFormat, aMoz2dBackend, aFlags)
|
|
, mGrallocHandle(null_t())
|
|
, mMappedBuffer(nullptr)
|
|
, mMediaBuffer(nullptr)
|
|
{
|
|
MOZ_COUNT_CTOR(GrallocTextureClientOGL);
|
|
}
|
|
|
|
GrallocTextureClientOGL::~GrallocTextureClientOGL()
|
|
{
|
|
MOZ_COUNT_DTOR(GrallocTextureClientOGL);
|
|
if (ShouldDeallocateInDestructor()) {
|
|
ISurfaceAllocator* allocator = GetAllocator();
|
|
allocator->DeallocGrallocBuffer(&mGrallocHandle);
|
|
}
|
|
}
|
|
|
|
void
|
|
GrallocTextureClientOGL::InitWith(MaybeMagicGrallocBufferHandle aHandle, gfx::IntSize aSize)
|
|
{
|
|
MOZ_ASSERT(!IsAllocated());
|
|
MOZ_ASSERT(IsValid());
|
|
mGrallocHandle = aHandle;
|
|
mGraphicBuffer = GetGraphicBufferFrom(aHandle);
|
|
mSize = aSize;
|
|
}
|
|
|
|
bool
|
|
GrallocTextureClientOGL::ToSurfaceDescriptor(SurfaceDescriptor& aOutDescriptor)
|
|
{
|
|
MOZ_ASSERT(IsValid());
|
|
if (!IsAllocated()) {
|
|
return false;
|
|
}
|
|
|
|
aOutDescriptor = NewSurfaceDescriptorGralloc(mGrallocHandle, mSize);
|
|
return true;
|
|
}
|
|
|
|
void
|
|
GrallocTextureClientOGL::SetRemoveFromCompositableTracker(AsyncTransactionTracker* aTracker)
|
|
{
|
|
mRemoveFromCompositableTracker = aTracker;
|
|
}
|
|
|
|
void
|
|
GrallocTextureClientOGL::WaitForBufferOwnership()
|
|
{
|
|
if (mRemoveFromCompositableTracker) {
|
|
mRemoveFromCompositableTracker->WaitComplete();
|
|
mRemoveFromCompositableTracker = nullptr;
|
|
}
|
|
|
|
#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
|
|
if (mReleaseFenceHandle.IsValid()) {
|
|
android::sp<Fence> fence = mReleaseFenceHandle.mFence;
|
|
#if ANDROID_VERSION == 17
|
|
fence->waitForever(1000, "GrallocTextureClientOGL::Lock");
|
|
// 1000 is what Android uses. It is warning timeout ms.
|
|
// This timeous is removed since ANDROID_VERSION 18.
|
|
#else
|
|
fence->waitForever("GrallocTextureClientOGL::Lock");
|
|
#endif
|
|
mReleaseFenceHandle = FenceHandle();
|
|
}
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
GrallocTextureClientOGL::Lock(OpenMode aMode)
|
|
{
|
|
MOZ_ASSERT(IsValid());
|
|
if (!IsValid() || !IsAllocated()) {
|
|
return false;
|
|
}
|
|
|
|
if (mMappedBuffer) {
|
|
return true;
|
|
}
|
|
|
|
WaitForBufferOwnership();
|
|
|
|
uint32_t usage = 0;
|
|
if (aMode & OpenMode::OPEN_READ) {
|
|
usage |= GRALLOC_USAGE_SW_READ_OFTEN;
|
|
}
|
|
if (aMode & OpenMode::OPEN_WRITE) {
|
|
usage |= GRALLOC_USAGE_SW_WRITE_OFTEN;
|
|
}
|
|
int32_t rv = mGraphicBuffer->lock(usage, reinterpret_cast<void**>(&mMappedBuffer));
|
|
if (rv) {
|
|
mMappedBuffer = nullptr;
|
|
NS_WARNING("Couldn't lock graphic buffer");
|
|
return false;
|
|
}
|
|
return BufferTextureClient::Lock(aMode);
|
|
}
|
|
|
|
void
|
|
GrallocTextureClientOGL::Unlock()
|
|
{
|
|
BufferTextureClient::Unlock();
|
|
mDrawTarget = nullptr;
|
|
if (mMappedBuffer) {
|
|
mMappedBuffer = nullptr;
|
|
mGraphicBuffer->unlock();
|
|
}
|
|
}
|
|
|
|
uint8_t*
|
|
GrallocTextureClientOGL::GetBuffer() const
|
|
{
|
|
MOZ_ASSERT(IsValid());
|
|
NS_WARN_IF_FALSE(mMappedBuffer, "Trying to get a gralloc buffer without getting the lock?");
|
|
return mMappedBuffer;
|
|
}
|
|
|
|
static gfx::SurfaceFormat
|
|
SurfaceFormatForPixelFormat(android::PixelFormat aFormat)
|
|
{
|
|
switch (aFormat) {
|
|
case PIXEL_FORMAT_RGBA_8888:
|
|
return gfx::SurfaceFormat::R8G8B8A8;
|
|
case PIXEL_FORMAT_BGRA_8888:
|
|
return gfx::SurfaceFormat::B8G8R8A8;
|
|
case PIXEL_FORMAT_RGBX_8888:
|
|
return gfx::SurfaceFormat::R8G8B8X8;
|
|
case PIXEL_FORMAT_RGB_565:
|
|
return gfx::SurfaceFormat::R5G6B5;
|
|
default:
|
|
MOZ_CRASH("Unknown gralloc pixel format");
|
|
}
|
|
return gfx::SurfaceFormat::R8G8B8A8;
|
|
}
|
|
|
|
gfx::DrawTarget*
|
|
GrallocTextureClientOGL::BorrowDrawTarget()
|
|
{
|
|
MOZ_ASSERT(IsValid());
|
|
MOZ_ASSERT(mMappedBuffer, "Calling TextureClient::BorrowDrawTarget without locking :(");
|
|
|
|
if (!IsValid() || !IsAllocated()) {
|
|
return nullptr;
|
|
}
|
|
|
|
if (mDrawTarget) {
|
|
return mDrawTarget;
|
|
}
|
|
|
|
gfx::SurfaceFormat format = SurfaceFormatForPixelFormat(mGraphicBuffer->getPixelFormat());
|
|
long pixelStride = mGraphicBuffer->getStride();
|
|
long byteStride = pixelStride * BytesPerPixel(format);
|
|
mDrawTarget = gfxPlatform::GetPlatform()->CreateDrawTargetForData(GetBuffer(),
|
|
mSize,
|
|
byteStride,
|
|
mFormat);
|
|
return mDrawTarget;
|
|
}
|
|
|
|
bool
|
|
GrallocTextureClientOGL::AllocateForSurface(gfx::IntSize aSize,
|
|
TextureAllocationFlags)
|
|
{
|
|
MOZ_ASSERT(IsValid());
|
|
|
|
uint32_t format;
|
|
uint32_t usage = android::GraphicBuffer::USAGE_SW_READ_OFTEN |
|
|
android::GraphicBuffer::USAGE_SW_WRITE_OFTEN |
|
|
android::GraphicBuffer::USAGE_HW_TEXTURE;
|
|
|
|
switch (mFormat) {
|
|
case gfx::SurfaceFormat::R8G8B8A8:
|
|
format = android::PIXEL_FORMAT_RGBA_8888;
|
|
break;
|
|
case gfx::SurfaceFormat::B8G8R8A8:
|
|
format = android::PIXEL_FORMAT_RGBA_8888;
|
|
mFlags |= TextureFlags::RB_SWAPPED;
|
|
break;
|
|
case gfx::SurfaceFormat::R8G8B8X8:
|
|
format = android::PIXEL_FORMAT_RGBX_8888;
|
|
break;
|
|
case gfx::SurfaceFormat::B8G8R8X8:
|
|
format = android::PIXEL_FORMAT_RGBX_8888;
|
|
mFlags |= TextureFlags::RB_SWAPPED;
|
|
break;
|
|
case gfx::SurfaceFormat::R5G6B5:
|
|
format = android::PIXEL_FORMAT_RGB_565;
|
|
break;
|
|
case gfx::SurfaceFormat::A8:
|
|
NS_WARNING("gralloc does not support gfx::SurfaceFormat::A8");
|
|
return false;
|
|
default:
|
|
NS_WARNING("Unsupported surface format");
|
|
return false;
|
|
}
|
|
|
|
return AllocateGralloc(aSize, format, usage);
|
|
}
|
|
|
|
bool
|
|
GrallocTextureClientOGL::AllocateForYCbCr(gfx::IntSize aYSize, gfx::IntSize aCbCrSize, StereoMode aStereoMode)
|
|
{
|
|
MOZ_ASSERT(IsValid());
|
|
return AllocateGralloc(aYSize,
|
|
HAL_PIXEL_FORMAT_YV12,
|
|
android::GraphicBuffer::USAGE_SW_READ_OFTEN);
|
|
}
|
|
|
|
bool
|
|
GrallocTextureClientOGL::AllocateForGLRendering(gfx::IntSize aSize)
|
|
{
|
|
MOZ_ASSERT(IsValid());
|
|
|
|
uint32_t format;
|
|
uint32_t usage = android::GraphicBuffer::USAGE_HW_RENDER |
|
|
android::GraphicBuffer::USAGE_HW_TEXTURE;
|
|
|
|
switch (mFormat) {
|
|
case gfx::SurfaceFormat::R8G8B8A8:
|
|
case gfx::SurfaceFormat::B8G8R8A8:
|
|
format = android::PIXEL_FORMAT_RGBA_8888;
|
|
break;
|
|
case gfx::SurfaceFormat::R8G8B8X8:
|
|
case gfx::SurfaceFormat::B8G8R8X8:
|
|
// there is no android BGRX format?
|
|
format = android::PIXEL_FORMAT_RGBX_8888;
|
|
break;
|
|
case gfx::SurfaceFormat::R5G6B5:
|
|
format = android::PIXEL_FORMAT_RGB_565;
|
|
break;
|
|
default:
|
|
NS_WARNING("Unsupported surface format");
|
|
return false;
|
|
}
|
|
|
|
return AllocateGralloc(aSize, format, usage);
|
|
}
|
|
|
|
bool
|
|
GrallocTextureClientOGL::AllocateGralloc(gfx::IntSize aSize,
|
|
uint32_t aAndroidFormat,
|
|
uint32_t aUsage)
|
|
{
|
|
MOZ_ASSERT(IsValid());
|
|
ISurfaceAllocator* allocator = GetAllocator();
|
|
|
|
MaybeMagicGrallocBufferHandle handle;
|
|
bool allocateResult =
|
|
allocator->AllocGrallocBuffer(aSize,
|
|
aAndroidFormat,
|
|
aUsage,
|
|
&handle);
|
|
if (!allocateResult) {
|
|
return false;
|
|
}
|
|
|
|
sp<GraphicBuffer> graphicBuffer = GetGraphicBufferFrom(handle);
|
|
if (!graphicBuffer.get()) {
|
|
return false;
|
|
}
|
|
|
|
if (graphicBuffer->initCheck() != NO_ERROR) {
|
|
return false;
|
|
}
|
|
|
|
mGrallocHandle = handle;
|
|
mGraphicBuffer = graphicBuffer;
|
|
mSize = aSize;
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
GrallocTextureClientOGL::IsAllocated() const
|
|
{
|
|
return !!mGraphicBuffer.get();
|
|
}
|
|
|
|
bool
|
|
GrallocTextureClientOGL::Allocate(uint32_t aSize)
|
|
{
|
|
// see Bug 908196
|
|
MOZ_CRASH("This method should never be called.");
|
|
return false;
|
|
}
|
|
|
|
size_t
|
|
GrallocTextureClientOGL::GetBufferSize() const
|
|
{
|
|
// see Bug 908196
|
|
MOZ_CRASH("This method should never be called.");
|
|
return 0;
|
|
}
|
|
|
|
} // namesapace layers
|
|
} // namesapace mozilla
|
|
|
|
#endif // MOZ_WIDGET_GONK
|