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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 <private/qwindowsiupointer_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<IMFSample*>& videoSampleQueue, QSize frameSize);
QVideoFrameFormat videoSurfaceFormat() const { return m_surfaceFormat; }
QVideoFrame makeVideoFrame(IMFSample* sample);
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;
QWindowsIUPointer<IDirect3D9Ex> m_D3D9;
QWindowsIUPointer<IDirect3DDevice9Ex> m_device;
QWindowsIUPointer<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
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