95 lines
3.4 KiB
C++
95 lines
3.4 KiB
C++
/******************************************************************************
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QtAV: Multimedia framework based on Qt and FFmpeg
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Copyright (C) 2012-2016 Wang Bin <wbsecg1@gmail.com>
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* This file is part of QtAV (from 2015)
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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******************************************************************************/
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#ifndef QTAV_SURFACEINTEROPD3D9_H
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#define QTAV_SURFACEINTEROPD3D9_H
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#ifdef RM_USE_HW_DECODER
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#include <d3d9.h>
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#include "../SurfaceInterop.h"
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namespace FAV {
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namespace d3d9 {
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enum InteropType {
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InteropAuto,
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InteropEGL,
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InteropGL
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};
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class InteropResource
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{
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public:
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static bool isSupported(InteropType type = InteropAuto);
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static InteropResource* create(IDirect3DDevice9 * dev, InteropType type = InteropAuto);
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typedef unsigned int GLuint;
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InteropResource(IDirect3DDevice9 * d3device);
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virtual ~InteropResource();
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/*!
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* \brief map
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* \param surface d3d9 surface
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* \param tex opengl texture
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* \param w frame width(visual width) without alignment, <= d3d9 surface width
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* \param h frame height(visual height)
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* \param plane useless now
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* \return true if success
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*/
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virtual bool map(IDirect3DSurface9* surface, GLuint tex, int w, int h, int plane) = 0;
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virtual bool unmap(GLuint tex) { Q_UNUSED(tex); return true;}
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protected:
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void releaseDX();
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IDirect3DDevice9 *d3ddev;
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IDirect3DTexture9 *dx_texture;
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IDirect3DSurface9 *dx_surface; // size is frame size(visual size) for display
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int width, height; // video frame width and dx_surface width without alignment, not dxva decoded surface width
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};
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typedef QSharedPointer<InteropResource> InteropResourcePtr;
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class SurfaceInterop Q_DECL_FINAL: public VideoSurfaceInterop
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{
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public:
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SurfaceInterop(const InteropResourcePtr& res) : m_surface(0), m_resource(res), frame_width(0), frame_height(0) {}
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~SurfaceInterop();
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/*!
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* \brief setSurface
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* \param surface d3d9 surface
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* \param frame_w frame width(visual width) without alignment, <= d3d9 surface width
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* \param frame_h frame height(visual height)
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*/
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void setSurface(IDirect3DSurface9* surface, int frame_w, int frame_h);
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/// GLTextureSurface only supports rgb32
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void* map(SurfaceType type, const VideoFormat& fmt, void* handle, int plane) Q_DECL_OVERRIDE;
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void unmap(void *handle) Q_DECL_OVERRIDE;
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protected:
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/// copy from gpu (optimized if possible) and convert to target format if necessary
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void* mapToHost(const VideoFormat &format, void *handle, int plane);
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private:
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IDirect3DSurface9 *m_surface;
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InteropResourcePtr m_resource;
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int frame_width, frame_height;
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};
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} //namespace d3d9
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} //namespace QtAV
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#endif // RM_USE_HW_DECODER
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#endif // QTAV_SURFACEINTEROPD3D9_H
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