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GPUMemCopy.h
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GPUMemCopy.h
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/******************************************************************************
QtAV: Multimedia framework based on Qt and FFmpeg
Copyright (C) 2012-2016 Wang Bin <[email protected]>
* This file is part of QtAV
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
******************************************************************************/
#ifndef GPUMemCopy_H
#define GPUMemCopy_H
#include <stddef.h>
namespace QtAV {
class GPUMemCopy
{
public:
static bool isAvailable();
GPUMemCopy();
~GPUMemCopy();
// available and initialized
bool isReady() const;
bool initCache(unsigned int width);
void cleanCache();
void copyFrame(void *pSrc, void *pDest, unsigned int width, unsigned int height, unsigned int pitch);
//memcpy
private:
bool mInitialized;
typedef struct {
unsigned char* buffer;
size_t size;
} cache_t;
cache_t mCache;
};
void* gpu_memcpy(void* dst, const void* src, size_t size);
} //namespace QtAV
#endif // GPUMemCopy_H