void
GrallocTextureHostOGL::DeallocateSharedData()
{
if (mTilingTextureSource) {
mTilingTextureSource->ForgetBuffer();
mTilingTextureSource = nullptr;
}
if (mGLTextureSource) {
mGLTextureSource = nullptr;
}
DestroyEGLImage();
if (mGrallocHandle.buffer().type() != SurfaceDescriptor::Tnull_t) {
MaybeMagicGrallocBufferHandle handle = mGrallocHandle.buffer();
base::ProcessId owner;
if (handle.type() == MaybeMagicGrallocBufferHandle::TGrallocBufferRef) {
owner = handle.get_GrallocBufferRef().mOwner;
}
else {
owner = handle.get_MagicGrallocBufferHandle().mRef.mOwner;
}
SharedBufferManagerParent::DropGrallocBuffer(owner, mGrallocHandle);
}
}
void SharedBufferManagerParent::DropGrallocBufferImpl(mozilla::layers::SurfaceDescriptor aDesc)
{
MutexAutoLock lock(mLock);
if (mDestroyed) {
return;
}
#ifdef MOZ_HAVE_SURFACEDESCRIPTORGRALLOC
int64_t key = -1;
MaybeMagicGrallocBufferHandle handle;
if (aDesc.type() == SurfaceDescriptor::TSurfaceDescriptorGralloc) {
handle = aDesc.get_SurfaceDescriptorGralloc().buffer();
} else {
return;
}
if (handle.type() == MaybeMagicGrallocBufferHandle::TGrallocBufferRef) {
key = handle.get_GrallocBufferRef().mKey;
} else if (handle.type() == MaybeMagicGrallocBufferHandle::TMagicGrallocBufferHandle) {
key = handle.get_MagicGrallocBufferHandle().mRef.mKey;
}
NS_ASSERTION(key != -1, "Invalid buffer key");
NS_ASSERTION(mBuffers.count(key) == 1, "No such buffer");
mBuffers.erase(key);
mozilla::Unused << SendDropGrallocBuffer(handle);
#endif
}
bool
ShadowLayerForwarder::PlatformAllocBuffer(const gfxIntSize& aSize,
gfxASurface::gfxContentType aContent,
uint32_t aCaps,
SurfaceDescriptor* aBuffer)
{
// Some GL implementations fail to render gralloc textures with
// width < 64. There's not much point in gralloc'ing buffers that
// small anyway, so fall back on shared memory plus a texture
// upload.
if (aSize.width < 64) {
return false;
}
SAMPLE_LABEL("ShadowLayerForwarder", "PlatformAllocBuffer");
// Gralloc buffers are efficiently mappable as gfxImageSurface, so
// no need to check |aCaps & MAP_AS_IMAGE_SURFACE|.
MaybeMagicGrallocBufferHandle handle;
PGrallocBufferChild* gc =
mShadowManager->SendPGrallocBufferConstructor(aSize, aContent, &handle);
if (!gc) {
NS_ERROR("GrallocBufferConstructor failed by returned null");
return false;
} else if (handle.Tnull_t == handle.type()) {
NS_ERROR("GrallocBufferConstructor failed by returning handle with type Tnull_t");
PGrallocBufferChild::Send__delete__(gc);
return false;
}
GrallocBufferActor* gba = static_cast<GrallocBufferActor*>(gc);
gba->InitFromHandle(handle.get_MagicGrallocBufferHandle());
*aBuffer = SurfaceDescriptorGralloc(nullptr, gc, aSize, /* external */ false);
return true;
}
bool
ISurfaceAllocator::PlatformAllocSurfaceDescriptor(const gfxIntSize& aSize,
gfxASurface::gfxContentType aContent,
uint32_t aCaps,
SurfaceDescriptor* aBuffer)
{
// Some GL implementations fail to render gralloc textures with
// width < 64. There's not much point in gralloc'ing buffers that
// small anyway, so fall back on shared memory plus a texture
// upload.
if (aSize.width < 64) {
return false;
}
PROFILER_LABEL("ShadowLayerForwarder", "PlatformAllocSurfaceDescriptor");
// Gralloc buffers are efficiently mappable as gfxImageSurface, so
// no need to check |aCaps & MAP_AS_IMAGE_SURFACE|.
MaybeMagicGrallocBufferHandle handle;
PGrallocBufferChild* gc;
bool defaultRBSwap;
if (aCaps & USING_GL_RENDERING_ONLY) {
gc = AllocGrallocBuffer(aSize,
PixelFormatForContentType(aContent),
GraphicBuffer::USAGE_HW_RENDER |
GraphicBuffer::USAGE_HW_TEXTURE,
&handle);
// If you're allocating for USING_GL_RENDERING_ONLY, then we don't flag
// this for RB swap.
defaultRBSwap = false;
} else {
gc = AllocGrallocBuffer(aSize,
PixelFormatForContentType(aContent),
GraphicBuffer::USAGE_SW_READ_OFTEN |
GraphicBuffer::USAGE_SW_WRITE_OFTEN |
GraphicBuffer::USAGE_HW_TEXTURE,
&handle);
// But if you're allocating for non-GL-only rendering, we flag for
// RB swap to preserve old behaviour and proper interaction with
// cairo.
defaultRBSwap = true;
}
if (!gc) {
NS_ERROR("GrallocBufferConstructor failed by returned null");
return false;
} else if (handle.Tnull_t == handle.type()) {
NS_ERROR("GrallocBufferConstructor failed by returning handle with type Tnull_t");
PGrallocBufferChild::Send__delete__(gc);
return false;
}
GrallocBufferActor* gba = static_cast<GrallocBufferActor*>(gc);
gba->InitFromHandle(handle.get_MagicGrallocBufferHandle());
*aBuffer = SurfaceDescriptorGralloc(nullptr, gc, aSize,
/* external */ false,
defaultRBSwap);
return true;
}
/*static*/ sp<GraphicBuffer>
GetGraphicBufferFrom(MaybeMagicGrallocBufferHandle aHandle)
{
if (aHandle.type() != MaybeMagicGrallocBufferHandle::TMagicGrallocBufferHandle) {
if (aHandle.type() == MaybeMagicGrallocBufferHandle::TGrallocBufferRef) {
if (XRE_IsParentProcess()) {
return SharedBufferManagerParent::GetGraphicBuffer(aHandle.get_GrallocBufferRef());
}
return SharedBufferManagerChild::GetSingleton()->GetGraphicBuffer(aHandle.get_GrallocBufferRef().mKey);
}
} else {
MagicGrallocBufferHandle realHandle = aHandle.get_MagicGrallocBufferHandle();
return realHandle.mGraphicBuffer;
}
return nullptr;
}
void
GrallocTextureHostBasic::DeallocateSharedData()
{
ClearTextureSource();
if (mGrallocHandle.buffer().type() != MaybeMagicGrallocBufferHandle::Tnull_t) {
MaybeMagicGrallocBufferHandle handle = mGrallocHandle.buffer();
base::ProcessId owner;
if (handle.type() == MaybeMagicGrallocBufferHandle::TGrallocBufferRef) {
owner = handle.get_GrallocBufferRef().mOwner;
}
else {
owner = handle.get_MagicGrallocBufferHandle().mRef.mOwner;
}
SharedBufferManagerParent::DropGrallocBuffer(owner, mGrallocHandle);
}
}
void SharedBufferManagerParent::DropGrallocBufferImpl(mozilla::layers::SurfaceDescriptor aDesc)
{
#ifdef MOZ_HAVE_SURFACEDESCRIPTORGRALLOC
MutexAutoLock lock(mBuffersMutex);
int key = -1;
MaybeMagicGrallocBufferHandle handle;
if (aDesc.type() == SurfaceDescriptor::TNewSurfaceDescriptorGralloc)
handle = aDesc.get_NewSurfaceDescriptorGralloc().buffer();
else
return;
if (handle.type() == MaybeMagicGrallocBufferHandle::TGrallocBufferRef)
key = handle.get_GrallocBufferRef().mKey;
else if (handle.type() == MaybeMagicGrallocBufferHandle::TMagicGrallocBufferHandle)
key = handle.get_MagicGrallocBufferHandle().mRef.mKey;
NS_ASSERTION(key != -1, "Invalid buffer key");
NS_ASSERTION(mBuffers.count(key) == 1, "No such buffer");
mBuffers.erase(key);
SendDropGrallocBuffer(handle);
#endif
}
bool
ShadowLayerForwarder::PlatformAllocBuffer(const gfxIntSize& aSize,
gfxASurface::gfxContentType aContent,
uint32_t aCaps,
SurfaceDescriptor* aBuffer)
{
SAMPLE_LABEL("ShadowLayerForwarder", "PlatformAllocBuffer");
// Gralloc buffers are efficiently mappable as gfxImageSurface, so
// no need to check |aCaps & MAP_AS_IMAGE_SURFACE|.
MaybeMagicGrallocBufferHandle handle;
PGrallocBufferChild* gc =
mShadowManager->SendPGrallocBufferConstructor(aSize, aContent, &handle);
if (handle.Tnull_t == handle.type()) {
PGrallocBufferChild::Send__delete__(gc);
return false;
}
GrallocBufferActor* gba = static_cast<GrallocBufferActor*>(gc);
gba->InitFromHandle(handle.get_MagicGrallocBufferHandle());
*aBuffer = SurfaceDescriptorGralloc(nullptr, gc, /* external */ false);
return true;
}
bool
ImageBridgeChild::AllocSurfaceDescriptorGrallocNow(const gfxIntSize& aSize,
const uint32_t& aFormat,
const uint32_t& aUsage,
SurfaceDescriptor* aBuffer)
{
#ifdef MOZ_HAVE_SURFACEDESCRIPTORGRALLOC
MaybeMagicGrallocBufferHandle handle;
PGrallocBufferChild* gc = SendPGrallocBufferConstructor(aSize, aFormat, aUsage, &handle);
if (handle.Tnull_t == handle.type()) {
PGrallocBufferChild::Send__delete__(gc);
return false;
}
GrallocBufferActor* gba = static_cast<GrallocBufferActor*>(gc);
gba->InitFromHandle(handle.get_MagicGrallocBufferHandle());
*aBuffer = SurfaceDescriptorGralloc(nullptr, gc, aSize, /* external */ false);
return true;
#else
NS_RUNTIMEABORT("No gralloc buffers for you");
return false;
#endif
}
bool
ISurfaceAllocator::PlatformAllocSurfaceDescriptor(const gfxIntSize& aSize,
gfxASurface::gfxContentType aContent,
uint32_t aCaps,
SurfaceDescriptor* aBuffer)
{
// Check for devices that have problems with gralloc. We only check for
// this on ICS or earlier, in hopes that JB will work.
#if ANDROID_VERSION <= 15
static bool checkedDevice = false;
static bool disableGralloc = false;
if (!checkedDevice) {
char propValue[PROPERTY_VALUE_MAX];
property_get("ro.product.device", propValue, "None");
if (strcmp("crespo",propValue) == 0) {
NS_WARNING("Nexus S has issues with gralloc, falling back to shmem");
disableGralloc = true;
} else if (strcmp("peak", propValue) == 0) {
NS_WARNING("Geeksphone Peak has issues with gralloc, falling back to shmem");
disableGralloc = true;
}
checkedDevice = true;
}
if (disableGralloc) {
return false;
}
#endif
// Some GL implementations fail to render gralloc textures with
// width < 64. There's not much point in gralloc'ing buffers that
// small anyway, so fall back on shared memory plus a texture
// upload.
if (aSize.width < 64) {
return false;
}
PROFILER_LABEL("ShadowLayerForwarder", "PlatformAllocSurfaceDescriptor");
// Gralloc buffers are efficiently mappable as gfxImageSurface, so
// no need to check |aCaps & MAP_AS_IMAGE_SURFACE|.
MaybeMagicGrallocBufferHandle handle;
PGrallocBufferChild* gc;
bool defaultRBSwap;
if (aCaps & USING_GL_RENDERING_ONLY) {
gc = AllocGrallocBuffer(aSize,
PixelFormatForContentType(aContent),
GraphicBuffer::USAGE_HW_RENDER |
GraphicBuffer::USAGE_HW_TEXTURE,
&handle);
// If you're allocating for USING_GL_RENDERING_ONLY, then we don't flag
// this for RB swap.
defaultRBSwap = false;
} else {
gc = AllocGrallocBuffer(aSize,
PixelFormatForContentType(aContent),
GraphicBuffer::USAGE_SW_READ_OFTEN |
GraphicBuffer::USAGE_SW_WRITE_OFTEN |
GraphicBuffer::USAGE_HW_TEXTURE,
&handle);
// But if you're allocating for non-GL-only rendering, we flag for
// RB swap to preserve old behaviour and proper interaction with
// cairo.
defaultRBSwap = true;
}
if (!gc) {
NS_ERROR("GrallocBufferConstructor failed by returned null");
return false;
} else if (handle.Tnull_t == handle.type()) {
NS_ERROR("GrallocBufferConstructor failed by returning handle with type Tnull_t");
PGrallocBufferChild::Send__delete__(gc);
return false;
}
GrallocBufferActor* gba = static_cast<GrallocBufferActor*>(gc);
gba->InitFromHandle(handle.get_MagicGrallocBufferHandle());
*aBuffer = SurfaceDescriptorGralloc(nullptr, gc, aSize,
/* external */ false,
defaultRBSwap);
return true;
}