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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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
#include "MacIOSurfaceTextureHostOGL.h"
#include "mozilla/gfx/gfxVars.h"
#include "mozilla/gfx/MacIOSurface.h"
#include "mozilla/webrender/RenderMacIOSurfaceTextureHost.h"
#include "mozilla/webrender/RenderThread.h"
#include "mozilla/webrender/WebRenderAPI.h"
namespace mozilla {
namespace layers {
MacIOSurfaceTextureHostOGL::MacIOSurfaceTextureHostOGL(
TextureFlags aFlags, const SurfaceDescriptorMacIOSurface& aDescriptor)
: TextureHost(TextureHostType::MacIOSurface, aFlags) {
MOZ_COUNT_CTOR(MacIOSurfaceTextureHostOGL);
mSurface = MacIOSurface::LookupSurface(aDescriptor.surfaceId(),
!aDescriptor.isOpaque(),
aDescriptor.yUVColorSpace());
if (!mSurface) {
gfxCriticalNote << "Failed to look up MacIOSurface";
}
}
MacIOSurfaceTextureHostOGL::~MacIOSurfaceTextureHostOGL() {
MOZ_COUNT_DTOR(MacIOSurfaceTextureHostOGL);
}
gfx::SurfaceFormat MacIOSurfaceTextureHostOGL::GetFormat() const {
if (!mSurface) {
return gfx::SurfaceFormat::UNKNOWN;
}
return mSurface->GetFormat();
}
gfx::SurfaceFormat MacIOSurfaceTextureHostOGL::GetReadFormat() const {
if (!mSurface) {
return gfx::SurfaceFormat::UNKNOWN;
}
return mSurface->GetReadFormat();
}
gfx::IntSize MacIOSurfaceTextureHostOGL::GetSize() const {
if (!mSurface) {
return gfx::IntSize();
}
return gfx::IntSize(mSurface->GetDevicePixelWidth(),
mSurface->GetDevicePixelHeight());
}
gl::GLContext* MacIOSurfaceTextureHostOGL::gl() const { return nullptr; }
gfx::YUVColorSpace MacIOSurfaceTextureHostOGL::GetYUVColorSpace() const {
if (!mSurface) {
return gfx::YUVColorSpace::Identity;
}
return mSurface->GetYUVColorSpace();
}
gfx::ColorRange MacIOSurfaceTextureHostOGL::GetColorRange() const {
if (!mSurface) {
return gfx::ColorRange::LIMITED;
}
return mSurface->IsFullRange() ? gfx::ColorRange::FULL
: gfx::ColorRange::LIMITED;
}
void MacIOSurfaceTextureHostOGL::CreateRenderTexture(
const wr::ExternalImageId& aExternalImageId) {
MOZ_ASSERT(mExternalImageId.isSome());
RefPtr<wr::RenderTextureHost> texture =
new wr::RenderMacIOSurfaceTextureHost(GetMacIOSurface());
bool isDRM = (bool)(mFlags & TextureFlags::DRM_SOURCE);
texture->SetIsFromDRMSource(isDRM);
wr::RenderThread::Get()->RegisterExternalImage(aExternalImageId,
texture.forget());
}
uint32_t MacIOSurfaceTextureHostOGL::NumSubTextures() {
if (!mSurface) {
return 0;
}
switch (GetFormat()) {
case gfx::SurfaceFormat::R8G8B8X8:
case gfx::SurfaceFormat::R8G8B8A8:
case gfx::SurfaceFormat::B8G8R8A8:
case gfx::SurfaceFormat::B8G8R8X8:
case gfx::SurfaceFormat::YUV422: {
return 1;
}
case gfx::SurfaceFormat::NV12:
case gfx::SurfaceFormat::P010: {
return 2;
}
default: {
MOZ_ASSERT_UNREACHABLE("unexpected format");
return 1;
}
}
}
void MacIOSurfaceTextureHostOGL::PushResourceUpdates(
wr::TransactionBuilder& aResources, ResourceUpdateOp aOp,
const Range<wr::ImageKey>& aImageKeys, const wr::ExternalImageId& aExtID) {
MOZ_ASSERT(mSurface);
auto method = aOp == TextureHost::ADD_IMAGE
? &wr::TransactionBuilder::AddExternalImage
: &wr::TransactionBuilder::UpdateExternalImage;
auto imageType =
wr::ExternalImageType::TextureHandle(wr::ImageBufferKind::TextureRect);
switch (GetFormat()) {
case gfx::SurfaceFormat::B8G8R8A8:
case gfx::SurfaceFormat::B8G8R8X8: {
MOZ_ASSERT(aImageKeys.length() == 1);
MOZ_ASSERT(mSurface->GetPlaneCount() == 0);
// The internal pixel format of MacIOSurface is always BGRX or BGRA
// format.
auto format = GetFormat() == gfx::SurfaceFormat::B8G8R8A8
? gfx::SurfaceFormat::B8G8R8A8
: gfx::SurfaceFormat::B8G8R8X8;
wr::ImageDescriptor descriptor(GetSize(), format);
(aResources.*method)(aImageKeys[0], descriptor, aExtID, imageType, 0);
break;
}
case gfx::SurfaceFormat::YUV422: {
// This is the special buffer format. The buffer contents could be a
// converted RGB interleaving data or a YCbCr interleaving data depending
// on the different platform setting. (e.g. It will be RGB at OpenGL 2.1
// and YCbCr at OpenGL 3.1)
MOZ_ASSERT(aImageKeys.length() == 1);
MOZ_ASSERT(mSurface->GetPlaneCount() == 0);
wr::ImageDescriptor descriptor(GetSize(), gfx::SurfaceFormat::B8G8R8X8);
(aResources.*method)(aImageKeys[0], descriptor, aExtID, imageType, 0);
break;
}
case gfx::SurfaceFormat::NV12: {
MOZ_ASSERT(aImageKeys.length() == 2);
MOZ_ASSERT(mSurface->GetPlaneCount() == 2);
wr::ImageDescriptor descriptor0(
gfx::IntSize(mSurface->GetDevicePixelWidth(0),
mSurface->GetDevicePixelHeight(0)),
gfx::SurfaceFormat::A8);
wr::ImageDescriptor descriptor1(
gfx::IntSize(mSurface->GetDevicePixelWidth(1),
mSurface->GetDevicePixelHeight(1)),
gfx::SurfaceFormat::R8G8);
(aResources.*method)(aImageKeys[0], descriptor0, aExtID, imageType, 0);
(aResources.*method)(aImageKeys[1], descriptor1, aExtID, imageType, 1);
break;
}
case gfx::SurfaceFormat::P010: {
MOZ_ASSERT(aImageKeys.length() == 2);
MOZ_ASSERT(mSurface->GetPlaneCount() == 2);
wr::ImageDescriptor descriptor0(
gfx::IntSize(mSurface->GetDevicePixelWidth(0),
mSurface->GetDevicePixelHeight(0)),
gfx::SurfaceFormat::A16);
wr::ImageDescriptor descriptor1(
gfx::IntSize(mSurface->GetDevicePixelWidth(1),
mSurface->GetDevicePixelHeight(1)),
gfx::SurfaceFormat::R16G16);
(aResources.*method)(aImageKeys[0], descriptor0, aExtID, imageType, 0);
(aResources.*method)(aImageKeys[1], descriptor1, aExtID, imageType, 1);
break;
}
default: {
MOZ_ASSERT_UNREACHABLE("unexpected to be called");
}
}
}
void MacIOSurfaceTextureHostOGL::PushDisplayItems(
wr::DisplayListBuilder& aBuilder, const wr::LayoutRect& aBounds,
const wr::LayoutRect& aClip, wr::ImageRendering aFilter,
const Range<wr::ImageKey>& aImageKeys, PushDisplayItemFlagSet aFlags) {
bool preferCompositorSurface =
aFlags.contains(PushDisplayItemFlag::PREFER_COMPOSITOR_SURFACE);
switch (GetFormat()) {
case gfx::SurfaceFormat::B8G8R8A8:
case gfx::SurfaceFormat::B8G8R8X8: {
MOZ_ASSERT(aImageKeys.length() == 1);
MOZ_ASSERT(mSurface->GetPlaneCount() == 0);
// We disable external compositing for RGB surfaces for now until
aBuilder.PushImage(aBounds, aClip, true, false, aFilter, aImageKeys[0],
!(mFlags & TextureFlags::NON_PREMULTIPLIED),
wr::ColorF{1.0f, 1.0f, 1.0f, 1.0f},
preferCompositorSurface,
/* aSupportsExternalCompositing */ true);
break;
}
case gfx::SurfaceFormat::YUV422: {
MOZ_ASSERT(aImageKeys.length() == 1);
MOZ_ASSERT(mSurface->GetPlaneCount() == 0);
// Those images can only be generated at present by the Apple H264 decoder
// which only supports 8 bits color depth.
aBuilder.PushYCbCrInterleavedImage(
aBounds, aClip, true, aImageKeys[0], wr::ColorDepth::Color8,
wr::ToWrYuvColorSpace(GetYUVColorSpace()),
wr::ToWrColorRange(GetColorRange()), aFilter, preferCompositorSurface,
/* aSupportsExternalCompositing */ true);
break;
}
case gfx::SurfaceFormat::NV12: {
MOZ_ASSERT(aImageKeys.length() == 2);
MOZ_ASSERT(mSurface->GetPlaneCount() == 2);
aBuilder.PushNV12Image(
aBounds, aClip, true, aImageKeys[0], aImageKeys[1],
wr::ColorDepth::Color8, wr::ToWrYuvColorSpace(GetYUVColorSpace()),
wr::ToWrColorRange(GetColorRange()), aFilter, preferCompositorSurface,
/* aSupportsExternalCompositing */ true);
break;
}
case gfx::SurfaceFormat::P010: {
MOZ_ASSERT(aImageKeys.length() == 2);
MOZ_ASSERT(mSurface->GetPlaneCount() == 2);
aBuilder.PushP010Image(
aBounds, aClip, true, aImageKeys[0], aImageKeys[1],
wr::ColorDepth::Color10, wr::ToWrYuvColorSpace(GetYUVColorSpace()),
wr::ToWrColorRange(GetColorRange()), aFilter, preferCompositorSurface,
/* aSupportsExternalCompositing */ true);
break;
}
default: {
MOZ_ASSERT_UNREACHABLE("unexpected to be called");
}
}
}
} // namespace layers
} // namespace mozilla