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- // Copyright (C) 2016 The Qt Company Ltd.
- // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
-
- #ifndef EVRD3DPRESENTENGINE_H
- #define EVRD3DPRESENTENGINE_H
-
- //
- // W A R N I N G
- // -------------
- //
- // This file is not part of the Qt API. It exists purely as an
- // implementation detail. This header file may change from version to
- // version without notice, or even be removed.
- //
- // We mean it.
- //
-
- #include <QMutex>
- #include <QSize>
- #include <QVideoFrameFormat>
- #include <QtCore/private/qcomptr_p.h>
- #include <qpointer.h>
-
- #include <d3d9.h>
-
- struct IDirect3D9Ex;
- struct IDirect3DDevice9Ex;
- struct IDirect3DDeviceManager9;
- struct IDirect3DSurface9;
- struct IDirect3DTexture9;
- struct IMFSample;
- struct IMFMediaType;
-
- QT_BEGIN_NAMESPACE
- class QVideoFrame;
- class QVideoSink;
- QT_END_NAMESPACE
-
- // Randomly generated GUIDs
- static const GUID MFSamplePresenter_SampleCounter =
- { 0xb0bb83cc, 0xf10f, 0x4e2e, { 0xaa, 0x2b, 0x29, 0xea, 0x5e, 0x92, 0xef, 0x85 } };
-
- #if QT_CONFIG(opengl)
- # include <qopengl.h>
- #endif
-
- QT_BEGIN_NAMESPACE
-
- #ifdef MAYBE_ANGLE
-
- class OpenGLResources;
-
- class EGLWrapper
- {
- Q_DISABLE_COPY(EGLWrapper)
- public:
- EGLWrapper();
-
- __eglMustCastToProperFunctionPointerType getProcAddress(const char *procname);
- EGLSurface createPbufferSurface(EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list);
- EGLBoolean destroySurface(EGLDisplay dpy, EGLSurface surface);
- EGLBoolean bindTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer);
- EGLBoolean releaseTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer);
-
- private:
- typedef __eglMustCastToProperFunctionPointerType (EGLAPIENTRYP EglGetProcAddress)(const char *procname);
- typedef EGLSurface (EGLAPIENTRYP EglCreatePbufferSurface)(EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list);
- typedef EGLBoolean (EGLAPIENTRYP EglDestroySurface)(EGLDisplay dpy, EGLSurface surface);
- typedef EGLBoolean (EGLAPIENTRYP EglBindTexImage)(EGLDisplay dpy, EGLSurface surface, EGLint buffer);
- typedef EGLBoolean (EGLAPIENTRYP EglReleaseTexImage)(EGLDisplay dpy, EGLSurface surface, EGLint buffer);
-
- EglGetProcAddress m_eglGetProcAddress;
- EglCreatePbufferSurface m_eglCreatePbufferSurface;
- EglDestroySurface m_eglDestroySurface;
- EglBindTexImage m_eglBindTexImage;
- EglReleaseTexImage m_eglReleaseTexImage;
- };
-
- #endif // MAYBE_ANGLE
-
- #if QT_CONFIG(opengl)
-
- struct WglNvDxInterop {
- HANDLE (WINAPI* wglDXOpenDeviceNV) (void* dxDevice);
- BOOL (WINAPI* wglDXCloseDeviceNV) (HANDLE hDevice);
- HANDLE (WINAPI* wglDXRegisterObjectNV) (HANDLE hDevice, void *dxObject, GLuint name, GLenum type, GLenum access);
- BOOL (WINAPI* wglDXSetResourceShareHandleNV) (void *dxResource, HANDLE shareHandle);
- BOOL (WINAPI* wglDXLockObjectsNV) (HANDLE hDevice, GLint count, HANDLE *hObjects);
- BOOL (WINAPI* wglDXUnlockObjectsNV) (HANDLE hDevice, GLint count, HANDLE *hObjects);
- BOOL (WINAPI* wglDXUnregisterObjectNV) (HANDLE hDevice, HANDLE hObject);
-
- static const int WGL_ACCESS_READ_ONLY_NV = 0;
- };
-
- #endif
-
- class D3DPresentEngine
- {
- Q_DISABLE_COPY(D3DPresentEngine)
- public:
- D3DPresentEngine(QVideoSink *sink);
- virtual ~D3DPresentEngine();
-
- bool isValid() const;
-
- HRESULT getService(REFGUID guidService, REFIID riid, void** ppv);
- HRESULT checkFormat(D3DFORMAT format);
- UINT refreshRate() const { return m_displayMode.RefreshRate; }
-
- HRESULT createVideoSamples(IMFMediaType *format, QList<ComPtr<IMFSample>> &videoSampleQueue,
- QSize frameSize);
- QVideoFrameFormat videoSurfaceFormat() const { return m_surfaceFormat; }
- QVideoFrame makeVideoFrame(const ComPtr<IMFSample> &sample, QtVideo::Rotation rotation);
-
- void releaseResources();
- void setSink(QVideoSink *sink);
-
- private:
- static const int PRESENTER_BUFFER_COUNT = 3;
-
- HRESULT initializeD3D();
- HRESULT createD3DDevice();
-
- std::pair<IMFSample *, HANDLE> m_sampleTextureHandle[PRESENTER_BUFFER_COUNT] = {};
-
- UINT m_deviceResetToken;
- D3DDISPLAYMODE m_displayMode;
-
- ComPtr<IDirect3D9Ex> m_D3D9;
- ComPtr<IDirect3DDevice9Ex> m_device;
- ComPtr<IDirect3DDeviceManager9> m_devices;
-
- QVideoFrameFormat m_surfaceFormat;
-
- QPointer<QVideoSink> m_sink;
- bool m_useTextureRendering = false;
- #if QT_CONFIG(opengl)
- WglNvDxInterop m_wglNvDxInterop;
- #endif
-
- #ifdef MAYBE_ANGLE
- unsigned int updateTexture(IDirect3DSurface9 *src);
-
- OpenGLResources *m_glResources;
- IDirect3DTexture9 *m_texture;
- #endif
-
- friend class IMFSampleVideoBuffer;
- };
-
- QT_END_NAMESPACE
-
- #endif // EVRD3DPRESENTENGINE_H