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/*
* Copyright (C) 2010 Ole André Vadla Ravnås <oleavr@soundrop.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_CV_API_H__
#define __GST_CV_API_H__
#include "dynapi.h"
#include <CoreFoundation/CoreFoundation.h>
G_BEGIN_DECLS
typedef struct _GstCVApi GstCVApi;
typedef struct _GstCVApiClass GstCVApiClass;
typedef int32_t CVReturn;
typedef uint64_t CVOptionFlags;
typedef struct _CVBuffer * CVBufferRef;
typedef CVBufferRef CVImageBufferRef;
typedef CVImageBufferRef CVPixelBufferRef;
typedef void (* CVPixelBufferReleaseBytesCallback) (void * releaseRefCon,
const void * baseAddress);
enum _CVReturn
{
kCVReturnSuccess = 0
};
enum _CVPixelFormatType
{
kCVPixelFormatType_420YpCbCr8Planar = 'y420',
kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange = '420v',
kCVPixelFormatType_422YpCbCr8Deprecated = 'yuvs',
kCVPixelFormatType_422YpCbCr8 = '2vuy'
};
enum _CVPixelBufferLockFlags
{
kCVPixelBufferLock_ReadOnly = 0x00000001
};
struct _GstCVApi
{
GstDynApi parent;
void (* CVBufferRelease) (CVBufferRef buffer);
CVBufferRef (* CVBufferRetain) (CVBufferRef buffer);
CVReturn (* CVPixelBufferCreateWithBytes)
(CFAllocatorRef allocator, size_t width, size_t height,
OSType pixelFormatType, void * baseAddress, size_t bytesPerRow,
CVPixelBufferReleaseBytesCallback releaseCallback,
void * releaseRefCon, CFDictionaryRef pixelBufferAttributes,
CVPixelBufferRef * pixelBufferOut);
CVReturn (* CVPixelBufferCreateWithPlanarBytes)
(CFAllocatorRef allocator, size_t width, size_t height,
OSType pixelFormatType, void * dataPtr, size_t dataSize,
size_t numberOfPlanes, void *planeBaseAddress[],
size_t planeWidth[], size_t planeHeight[],
size_t planeBytesPerRow[],
CVPixelBufferReleaseBytesCallback releaseCallback,
void * releaseRefCon, CFDictionaryRef pixelBufferAttributes,
CVPixelBufferRef * pixelBufferOut);
void * (* CVPixelBufferGetBaseAddress)
(CVPixelBufferRef pixelBuffer);
void * (* CVPixelBufferGetBaseAddressOfPlane)
(CVPixelBufferRef pixelBuffer, size_t planeIndex);
size_t (* CVPixelBufferGetBytesPerRow)
(CVPixelBufferRef pixelBuffer);
size_t (* CVPixelBufferGetBytesPerRowOfPlane)
(CVPixelBufferRef pixelBuffer, size_t planeIndex);
size_t (* CVPixelBufferGetHeight) (CVPixelBufferRef pixelBuffer);
size_t (* CVPixelBufferGetHeightOfPlane)
(CVPixelBufferRef pixelBuffer, size_t planeIndex);
void * (* CVPixelBufferGetIOSurface)
(CVPixelBufferRef pixelBuffer);
size_t (* CVPixelBufferGetPlaneCount)
(CVPixelBufferRef pixelBuffer);
CFTypeID (* CVPixelBufferGetTypeID) (void);
Boolean (* CVPixelBufferIsPlanar) (CVPixelBufferRef pixelBuffer);
CVReturn (* CVPixelBufferLockBaseAddress)
(CVPixelBufferRef pixelBuffer, CVOptionFlags lockFlags);
void (* CVPixelBufferRelease) (CVPixelBufferRef pixelBuffer);
CVPixelBufferRef (* CVPixelBufferRetain)
(CVPixelBufferRef pixelBuffer);
CVReturn (* CVPixelBufferUnlockBaseAddress)
(CVPixelBufferRef pixelBuffer, CVOptionFlags unlockFlags);
CFStringRef * kCVPixelBufferPixelFormatTypeKey;
CFStringRef * kCVPixelBufferWidthKey;
CFStringRef * kCVPixelBufferHeightKey;
CFStringRef * kCVPixelBufferBytesPerRowAlignmentKey;
CFStringRef * kCVPixelBufferPlaneAlignmentKey;
};
struct _GstCVApiClass
{
GstDynApiClass parent_class;
};
GType gst_cv_api_get_type (void);
GstCVApi * gst_cv_api_obtain (GError ** error);
G_END_DECLS
#endif
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