blob: 677a133fcc9aa05e9817beadc82c7075bdb3f4b1 [file] [log] [blame]
// Copyright 2017 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "starboard/shared/win32/dx_context_video_decoder.h"
#include <D3D11.h>
#include <D3D11_4.h>
#include <mfapi.h>
#include "third_party/angle/include/EGL/egl.h"
#include "third_party/angle/include/EGL/eglext.h"
#include "starboard/log.h"
namespace starboard {
namespace shared {
namespace win32 {
HardwareDecoderContext GetDirectXForHardwareDecoding() {
HRESULT result = S_OK;
EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
PFNEGLQUERYDISPLAYATTRIBEXTPROC query_display;
query_display = reinterpret_cast<PFNEGLQUERYDISPLAYATTRIBEXTPROC>(
eglGetProcAddress("eglQueryDisplayAttribEXT"));
SB_DCHECK(query_display != nullptr);
PFNEGLQUERYDEVICEATTRIBEXTPROC query_device;
query_device = reinterpret_cast<PFNEGLQUERYDEVICEATTRIBEXTPROC>(
eglGetProcAddress("eglQueryDeviceAttribEXT"));
SB_DCHECK(query_display != nullptr);
intptr_t egl_device = 0;
query_display(display, EGL_DEVICE_EXT, &egl_device);
SB_DCHECK(egl_device != 0);
intptr_t device;
query_device(reinterpret_cast<EGLDeviceEXT>(egl_device),
EGL_D3D11_DEVICE_ANGLE, &device);
ID3D11Device* output_dx_device = reinterpret_cast<ID3D11Device*>(device);
IMFDXGIDeviceManager* dxgi_device_mgr = nullptr;
UINT token = 0;
result = MFCreateDXGIDeviceManager(&token, &dxgi_device_mgr);
SB_DCHECK(result == S_OK);
SB_DCHECK(dxgi_device_mgr);
result = dxgi_device_mgr->ResetDevice(output_dx_device, token);
SB_DCHECK(SUCCEEDED(result));
HardwareDecoderContext output = {
output_dx_device,
dxgi_device_mgr
};
return output;
}
} // namespace win32
} // namespace shared
} // namespace starboard