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gl_image_dxgi.cc
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gl_image_dxgi.cc
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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/gl/gl_image_dxgi.h"
#include <d3d11_1.h>
#include "base/debug/alias.h"
#include "third_party/khronos/EGL/egl.h"
#include "third_party/khronos/EGL/eglext.h"
#include "ui/gl/gl_angle_util_win.h"
#include "ui/gl/gl_bindings.h"
#include "ui/gl/gl_image.h"
#include "ui/gl/gl_surface_egl.h"
#ifndef EGL_ANGLE_d3d_texture_client_buffer
#define EGL_ANGLE_d3d_texture_client_buffer 1
#define EGL_D3D_TEXTURE_ANGLE 0x33A3
#endif /* EGL_ANGLE_d3d_texture_client_buffer */
namespace gl {
namespace {
// Keys used to acquire and release the keyed mutex. Will need to be kept in
// sync with any other code that reads from or draws to the same DXGI handle.
const static UINT64 KEY_BIND = 0;
const static UINT64 KEY_RELEASE = 1;
bool SupportedBindFormat(gfx::BufferFormat format) {
switch (format) {
case gfx::BufferFormat::RGBA_8888:
case gfx::BufferFormat::RGBX_8888:
return true;
default:
return false;
};
}
bool HasAlpha(gfx::BufferFormat format) {
DCHECK(SupportedBindFormat(format));
switch (format) {
case gfx::BufferFormat::RGBA_8888:
return true;
case gfx::BufferFormat::RGBX_8888:
return false;
default:
NOTREACHED();
return false;
};
}
EGLConfig ChooseCompatibleConfig(gfx::BufferFormat format) {
DCHECK(SupportedBindFormat(format));
const EGLint buffer_bind_to_texture =
HasAlpha(format) ? EGL_BIND_TO_TEXTURE_RGBA : EGL_BIND_TO_TEXTURE_RGB;
const EGLint buffer_size = HasAlpha(format) ? 32 : 24;
EGLint const attrib_list[] = {EGL_RED_SIZE,
8,
EGL_GREEN_SIZE,
8,
EGL_BLUE_SIZE,
8,
EGL_SURFACE_TYPE,
EGL_PBUFFER_BIT,
buffer_bind_to_texture,
EGL_TRUE,
EGL_BUFFER_SIZE,
buffer_size,
EGL_NONE};
EGLint num_config;
EGLDisplay display = gl::GLSurfaceEGL::GetHardwareDisplay();
EGLBoolean result =
eglChooseConfig(display, attrib_list, nullptr, 0, &num_config);
if (result != EGL_TRUE)
return nullptr;
std::vector<EGLConfig> all_configs(num_config);
result = eglChooseConfig(gl::GLSurfaceEGL::GetHardwareDisplay(), attrib_list,
all_configs.data(), num_config, &num_config);
if (result != EGL_TRUE)
return nullptr;
for (EGLConfig config : all_configs) {
EGLint bits;
if (!eglGetConfigAttrib(display, config, EGL_RED_SIZE, &bits) ||
bits != 8) {
continue;
}
if (!eglGetConfigAttrib(display, config, EGL_BLUE_SIZE, &bits) ||
bits != 8) {
continue;
}
if (!eglGetConfigAttrib(display, config, EGL_GREEN_SIZE, &bits) ||
bits != 8) {
continue;
}
if (HasAlpha(format) &&
(!eglGetConfigAttrib(display, config, EGL_ALPHA_SIZE, &bits) ||
bits != 8)) {
continue;
}
return config;
}
return nullptr;
}
EGLSurface CreatePbuffer(const Microsoft::WRL::ComPtr<ID3D11Texture2D>& texture,
gfx::BufferFormat format,
EGLConfig config,
unsigned target) {
DCHECK(SupportedBindFormat(format));
D3D11_TEXTURE2D_DESC desc;
texture->GetDesc(&desc);
EGLint width = desc.Width;
EGLint height = desc.Height;
EGLint pBufferAttributes[] = {
EGL_WIDTH,
width,
EGL_HEIGHT,
height,
EGL_TEXTURE_TARGET,
EGL_TEXTURE_2D,
EGL_TEXTURE_FORMAT,
HasAlpha(format) ? EGL_TEXTURE_RGBA : EGL_TEXTURE_RGB,
EGL_NONE};
return eglCreatePbufferFromClientBuffer(
gl::GLSurfaceEGL::GetHardwareDisplay(), EGL_D3D_TEXTURE_ANGLE,
texture.Get(), config, pBufferAttributes);
}
} // namespace
GLImageDXGI::GLImageDXGI(const gfx::Size& size, EGLStreamKHR stream)
: size_(size), stream_(stream) {}
// static
GLImageDXGI* GLImageDXGI::FromGLImage(GLImage* image) {
if (!image || image->GetType() != Type::DXGI_IMAGE)
return nullptr;
return static_cast<GLImageDXGI*>(image);
}
GLImageDXGI::BindOrCopy GLImageDXGI::ShouldBindOrCopy() {
return BIND;
}
bool GLImageDXGI::BindTexImage(unsigned target) {
if (!handle_.Get())
return true;
DCHECK(texture_);
DCHECK(keyed_mutex_);
if (!SupportedBindFormat(buffer_format_))
return false;
// Lazy-initialize surface_, as it is only used for binding.
if (surface_ == EGL_NO_SURFACE) {
EGLConfig config = ChooseCompatibleConfig(buffer_format_);
if (!config)
return false;
surface_ = CreatePbuffer(texture_, buffer_format_, config, target);
if (surface_ == EGL_NO_SURFACE)
return false;
}
// We don't wait, just return immediately.
HRESULT hrWait = keyed_mutex_->AcquireSync(KEY_BIND, 0);
if (hrWait == WAIT_TIMEOUT || hrWait == WAIT_ABANDONED || FAILED(hrWait)) {
NOTREACHED();
return false;
}
return eglBindTexImage(gl::GLSurfaceEGL::GetHardwareDisplay(), surface_,
EGL_BACK_BUFFER) == EGL_TRUE;
}
bool GLImageDXGI::CopyTexImage(unsigned target) {
NOTREACHED();
return false;
}
bool GLImageDXGI::CopyTexSubImage(unsigned target,
const gfx::Point& offset,
const gfx::Rect& rect) {
return false;
}
void GLImageDXGI::Flush() {}
unsigned GLImageDXGI::GetInternalFormat() {
if (!handle_.Get())
return GL_BGRA_EXT;
else
return HasAlpha(buffer_format_) ? GL_RGBA : GL_RGB;
}
gfx::Size GLImageDXGI::GetSize() {
return size_;
}
GLImage::Type GLImageDXGI::GetType() const {
return Type::DXGI_IMAGE;
}
void GLImageDXGI::OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd,
uint64_t process_tracing_id,
const std::string& dump_name) {}
void GLImageDXGI::ReleaseTexImage(unsigned target) {
if (!handle_.Get())
return;
DCHECK(texture_);
DCHECK(keyed_mutex_);
Microsoft::WRL::ComPtr<ID3D11Device> device =
QueryD3D11DeviceObjectFromANGLE();
Microsoft::WRL::ComPtr<ID3D11Device1> device1;
device.CopyTo(device1.GetAddressOf());
keyed_mutex_->ReleaseSync(KEY_RELEASE);
eglReleaseTexImage(gl::GLSurfaceEGL::GetHardwareDisplay(), surface_,
EGL_BACK_BUFFER);
}
bool GLImageDXGI::ScheduleOverlayPlane(
gfx::AcceleratedWidget widget,
int z_order,
gfx::OverlayTransform transform,
const gfx::Rect& bounds_rect,
const gfx::RectF& crop_rect,
bool enable_blend,
std::unique_ptr<gfx::GpuFence> gpu_fence) {
return false;
}
bool GLImageDXGI::InitializeHandle(base::win::ScopedHandle handle,
uint32_t level,
gfx::BufferFormat format) {
level_ = level;
buffer_format_ = format;
Microsoft::WRL::ComPtr<ID3D11Device> d3d11_device =
QueryD3D11DeviceObjectFromANGLE();
if (!d3d11_device)
return false;
Microsoft::WRL::ComPtr<ID3D11Device1> d3d11_device1;
if (FAILED(d3d11_device.CopyTo(d3d11_device1.GetAddressOf())))
return false;
if (FAILED(d3d11_device1->OpenSharedResource1(
handle.Get(), IID_PPV_ARGS(texture_.GetAddressOf())))) {
return false;
}
D3D11_TEXTURE2D_DESC desc;
texture_->GetDesc(&desc);
if (desc.ArraySize <= level_)
return false;
if (FAILED(texture_.CopyTo(keyed_mutex_.GetAddressOf())))
return false;
handle_ = std::move(handle);
return true;
}
void GLImageDXGI::SetTexture(
const Microsoft::WRL::ComPtr<ID3D11Texture2D>& texture,
size_t level) {
texture_ = texture;
level_ = level;
}
GLImageDXGI::~GLImageDXGI() {
if (handle_.Get()) {
if (surface_ != EGL_NO_SURFACE) {
eglDestroySurface(gl::GLSurfaceEGL::GetHardwareDisplay(), surface_);
}
} else if (stream_) {
EGLDisplay egl_display = gl::GLSurfaceEGL::GetHardwareDisplay();
eglDestroyStreamKHR(egl_display, stream_);
}
}
CopyingGLImageDXGI::CopyingGLImageDXGI(
const Microsoft::WRL::ComPtr<ID3D11Device>& d3d11_device,
const gfx::Size& size,
EGLStreamKHR stream)
: GLImageDXGI(size, stream), d3d11_device_(d3d11_device) {}
bool CopyingGLImageDXGI::Initialize() {
D3D11_TEXTURE2D_DESC desc;
desc.Width = size_.width();
desc.Height = size_.height();
desc.MipLevels = 1;
desc.ArraySize = 1;
desc.Format = DXGI_FORMAT_NV12;
desc.SampleDesc.Count = 1;
desc.SampleDesc.Quality = 0;
desc.Usage = D3D11_USAGE_DEFAULT;
desc.BindFlags = D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET;
desc.CPUAccessFlags = 0;
desc.MiscFlags = 0;
HRESULT hr = d3d11_device_->CreateTexture2D(
&desc, nullptr, decoder_copy_texture_.GetAddressOf());
if (FAILED(hr)) {
DLOG(ERROR) << "CreateTexture2D failed: " << std::hex << hr;
return false;
}
EGLDisplay egl_display = gl::GLSurfaceEGL::GetHardwareDisplay();
EGLAttrib frame_attributes[] = {
EGL_D3D_TEXTURE_SUBRESOURCE_ID_ANGLE, 0, EGL_NONE,
};
EGLBoolean result = eglStreamPostD3DTextureANGLE(
egl_display, stream_, static_cast<void*>(decoder_copy_texture_.Get()),
frame_attributes);
if (!result) {
DLOG(ERROR) << "eglStreamPostD3DTextureANGLE failed";
return false;
}
result = eglStreamConsumerAcquireKHR(egl_display, stream_);
if (!result) {
DLOG(ERROR) << "eglStreamConsumerAcquireKHR failed";
return false;
}
d3d11_device_.CopyTo(video_device_.GetAddressOf());
Microsoft::WRL::ComPtr<ID3D11DeviceContext> context;
d3d11_device_->GetImmediateContext(context.GetAddressOf());
context.CopyTo(video_context_.GetAddressOf());
#if DCHECK_IS_ON()
Microsoft::WRL::ComPtr<ID3D10Multithread> multithread;
d3d11_device_.CopyTo(multithread.GetAddressOf());
DCHECK(multithread->GetMultithreadProtected());
#endif // DCHECK_IS_ON()
return true;
}
bool CopyingGLImageDXGI::InitializeVideoProcessor(
const Microsoft::WRL::ComPtr<ID3D11VideoProcessor>& video_processor,
const Microsoft::WRL::ComPtr<ID3D11VideoProcessorEnumerator>& enumerator) {
output_view_.Reset();
Microsoft::WRL::ComPtr<ID3D11Device> processor_device;
video_processor->GetDevice(processor_device.GetAddressOf());
DCHECK_EQ(d3d11_device_.Get(), processor_device.Get());
d3d11_processor_ = video_processor;
enumerator_ = enumerator;
D3D11_VIDEO_PROCESSOR_OUTPUT_VIEW_DESC output_view_desc = {
D3D11_VPOV_DIMENSION_TEXTURE2D};
output_view_desc.Texture2D.MipSlice = 0;
Microsoft::WRL::ComPtr<ID3D11VideoProcessorOutputView> output_view;
HRESULT hr = video_device_->CreateVideoProcessorOutputView(
decoder_copy_texture_.Get(), enumerator_.Get(), &output_view_desc,
output_view_.GetAddressOf());
if (FAILED(hr)) {
DLOG(ERROR) << "Failed to get output view";
return false;
}
return true;
}
void CopyingGLImageDXGI::UnbindFromTexture() {
copied_ = false;
}
bool CopyingGLImageDXGI::BindTexImage(unsigned target) {
if (copied_)
return true;
DCHECK(video_device_);
Microsoft::WRL::ComPtr<ID3D11Device> texture_device;
texture_->GetDevice(texture_device.GetAddressOf());
DCHECK_EQ(d3d11_device_.Get(), texture_device.Get());
D3D11_VIDEO_PROCESSOR_INPUT_VIEW_DESC input_view_desc = {0};
input_view_desc.ViewDimension = D3D11_VPIV_DIMENSION_TEXTURE2D;
input_view_desc.Texture2D.ArraySlice = (UINT)level_;
input_view_desc.Texture2D.MipSlice = 0;
Microsoft::WRL::ComPtr<ID3D11VideoProcessorInputView> input_view;
HRESULT hr = video_device_->CreateVideoProcessorInputView(
texture_.Get(), enumerator_.Get(), &input_view_desc,
input_view.GetAddressOf());
if (FAILED(hr)) {
DLOG(ERROR) << "Failed to create video processor input view.";
return false;
}
D3D11_VIDEO_PROCESSOR_STREAM streams = {0};
streams.Enable = TRUE;
streams.pInputSurface = input_view.Get();
hr = video_context_->VideoProcessorBlt(d3d11_processor_.Get(),
output_view_.Get(), 0, 1, &streams);
if (FAILED(hr)) {
DLOG(ERROR) << "Failed to process video";
return false;
}
copied_ = true;
return true;
}
CopyingGLImageDXGI::~CopyingGLImageDXGI() {}
} // namespace gl