mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-14 13:21:28 +00:00
126 lines
4.1 KiB
C
126 lines
4.1 KiB
C
/*
|
|
* 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
|