/**
 * Copyright: Copyright (c) 2009 Jacob Carlborg.
 * Authors: Jacob Carlborg
 * Version: Initial created: Sep 24, 2009 
 * License: $(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost Software License 1.0)
 */
module dstep.corevideo.CVPixelBuffer;

import dstep.corefoundation.CFArray;
import dstep.corefoundation.CFBase;
import dstep.corefoundation.CFDictionary;
import dstep.corevideo.CVImageBuffer;
import dstep.objc.bridge.TypeEncoding;

alias CVImageBufferRef CVPixelBufferRef;

extern (C)
{
	alias void function (void*, void*, size_t, size_t, void**) CVPixelBufferReleasePlanarBytesCallback;
	alias void function (void*, void*) CVPixelBufferReleaseBytesCallback;
}

extern (C)
{
	extern
	{
		const CFStringRef kCVPixelBufferPixelFormatTypeKey;
		const CFStringRef kCVPixelBufferMemoryAllocatorKey;
		const CFStringRef kCVPixelBufferWidthKey;
		const CFStringRef kCVPixelBufferHeightKey;
		const CFStringRef kCVPixelBufferExtendedPixelsLeftKey;
		const CFStringRef kCVPixelBufferExtendedPixelsTopKey;
		const CFStringRef kCVPixelBufferExtendedPixelsRightKey;
		const CFStringRef kCVPixelBufferExtendedPixelsBottomKey;
		const CFStringRef kCVPixelBufferBytesPerRowAlignmentKey;
		const CFStringRef kCVPixelBufferCGBitmapContextCompatibilityKey;
		const CFStringRef kCVPixelBufferCGImageCompatibilityKey;
		const CFStringRef kCVPixelBufferOpenGLCompatibilityKey;
	}
}

// This is needed otherwise the enums will fail compiling with gdc
version (GNU)
{
	private
	{
		const __kCVPixelFormatType_16LE555 = getOSType!("L555");
		const __kCVPixelFormatType_16LE5551 = getOSType!("5551");
		const __kCVPixelFormatType_16BE565 = getOSType!("B565");
		const __kCVPixelFormatType_16LE565 = getOSType!("L565");
		const __kCVPixelFormatType_24BGR = getOSType!("24BG");
		const __kCVPixelFormatType_32BGRA = getOSType!("BGRA");
		const __kCVPixelFormatType_32ABGR = getOSType!("ABGR");
		const __kCVPixelFormatType_32RGBA = getOSType!("RGBA");
		const __kCVPixelFormatType_64ARGB = getOSType!("b64a");
		const __kCVPixelFormatType_48RGB = getOSType!("b48r");
		const __kCVPixelFormatType_32AlphaGray = getOSType!("b32a");
		const __kCVPixelFormatType_16Gray = getOSType!("b16g");
		const __kCVPixelFormatType_422YpCbCr8 = getOSType!("2vuy");
		const __kCVPixelFormatType_4444YpCbCrA8 = getOSType!("v408");
		const __kCVPixelFormatType_4444YpCbCrA8R = getOSType!("r408");
		const __kCVPixelFormatType_444YpCbCr8 = getOSType!("v308");
		const __kCVPixelFormatType_422YpCbCr16 = getOSType!("v216");
		const __kCVPixelFormatType_422YpCbCr10 = getOSType!("v210");
		const __kCVPixelFormatType_444YpCbCr10 = getOSType!("v410");
		const __kCVPixelFormatType_420YpCbCr8Planar = getOSType!("y420");
	}
}

enum
{
	kCVPixelFormatType_1Monochrome = 0x00000001,
	kCVPixelFormatType_2Indexed = 0x00000002,
	kCVPixelFormatType_4Indexed = 0x00000004,
	kCVPixelFormatType_8Indexed = 0x00000008,
	kCVPixelFormatType_1IndexedGray_WhiteIsZero = 0x00000021,
	kCVPixelFormatType_2IndexedGray_WhiteIsZero = 0x00000022,
	kCVPixelFormatType_4IndexedGray_WhiteIsZero = 0x00000024,
	kCVPixelFormatType_8IndexedGray_WhiteIsZero = 0x00000028,
	kCVPixelFormatType_16BE555 = 0x00000010,
	kCVPixelFormatType_16LE555 = getOSType!("L555"),
	kCVPixelFormatType_16LE5551 = getOSType!("5551"),
	kCVPixelFormatType_16BE565 = getOSType!("B565"),
	kCVPixelFormatType_16LE565 = getOSType!("L565"),
	kCVPixelFormatType_24RGB = 0x00000018,
	kCVPixelFormatType_24BGR = getOSType!("24BG"),
	kCVPixelFormatType_32ARGB = 0x00000020,
	kCVPixelFormatType_32BGRA = getOSType!("BGRA"),
	kCVPixelFormatType_32ABGR = getOSType!("ABGR"),
	kCVPixelFormatType_32RGBA = getOSType!("RGBA"),
	kCVPixelFormatType_64ARGB = getOSType!("b64a"),
	kCVPixelFormatType_48RGB = getOSType!("b48r"),
	kCVPixelFormatType_32AlphaGray = getOSType!("b32a"),
	kCVPixelFormatType_16Gray = getOSType!("b16g"),
	kCVPixelFormatType_422YpCbCr8 = getOSType!("2vuy"),
	kCVPixelFormatType_4444YpCbCrA8 = getOSType!("v408"),
	kCVPixelFormatType_4444YpCbCrA8R = getOSType!("r408"),
	kCVPixelFormatType_444YpCbCr8 = getOSType!("v308"),
	kCVPixelFormatType_422YpCbCr16 = getOSType!("v216"),
	kCVPixelFormatType_422YpCbCr10 = getOSType!("v210"),
	kCVPixelFormatType_444YpCbCr10 = getOSType!("v410"),
	kCVPixelFormatType_420YpCbCr8Planar = getOSType!("y420")
}

struct CVPlanarComponentInfo
{
	int offset;
	uint rowBytes;
}


struct CVPlanarPixelBufferInfo
{
	CVPlanarComponentInfo* componentInfo;
}


struct CVPlanarPixelBufferInfo_YCbCrPlanar
{
	CVPlanarComponentInfo componentInfoY;
	CVPlanarComponentInfo componentInfoCb;
	CVPlanarComponentInfo componentInfoCr;
}

extern (C)
{
	uint CVPixelBufferGetTypeID ();
	CVPixelBufferRef CVPixelBufferRetain (CVPixelBufferRef texture);
	void CVPixelBufferRelease (CVPixelBufferRef texture);
	int CVPixelBufferCreateResolvedAttributesDictionary (CFAllocatorRef allocator, CFArrayRef attributes, CFDictionaryRef* resolvedDictionaryOut);
	int CVPixelBufferCreate (CFAllocatorRef allocator, size_t width, size_t height, uint pixelFormatType, CFDictionaryRef pixelBufferAttributes, CVPixelBufferRef* pixelBufferOut);
	int CVPixelBufferCreateWithBytes (CFAllocatorRef allocator, size_t width, size_t height, uint pixelFormatType, void* baseAddress, size_t bytesPerRow, CVPixelBufferReleaseBytesCallback releaseCallback, void* releaseRefCon, CFDictionaryRef pixelBufferAttributes, CVPixelBufferRef* pixelBufferOut);
	int CVPixelBufferCreateWithPlanarBytes (CFAllocatorRef allocator, size_t width, size_t height, uint pixelFormatType, void* dataPtr, size_t dataSize, size_t numberOfPlanes, void** planeBaseAddress, size_t* planeWidth, size_t* planeHeight, size_t* planeBytesPerRow, CVPixelBufferReleasePlanarBytesCallback releaseCallback, void* releaseRefCon, CFDictionaryRef pixelBufferAttributes, CVPixelBufferRef* pixelBufferOut);
	int CVPixelBufferLockBaseAddress (CVPixelBufferRef pixelBuffer, ulong lockFlags);
	int CVPixelBufferUnlockBaseAddress (CVPixelBufferRef pixelBuffer, ulong unlockFlags);
	size_t CVPixelBufferGetWidth (CVPixelBufferRef pixelBuffer);
	size_t CVPixelBufferGetHeight (CVPixelBufferRef pixelBuffer);
	uint CVPixelBufferGetPixelFormatType (CVPixelBufferRef pixelBuffer);
	void* CVPixelBufferGetBaseAddress (CVPixelBufferRef pixelBuffer);
	size_t CVPixelBufferGetBytesPerRow (CVPixelBufferRef pixelBuffer);
	size_t CVPixelBufferGetDataSize (CVPixelBufferRef pixelBuffer);
	ubyte CVPixelBufferIsPlanar (CVPixelBufferRef pixelBuffer);
	size_t CVPixelBufferGetPlaneCount (CVPixelBufferRef pixelBuffer);
	size_t CVPixelBufferGetWidthOfPlane (CVPixelBufferRef pixelBuffer, size_t planeIndex);
	size_t CVPixelBufferGetHeightOfPlane (CVPixelBufferRef pixelBuffer, size_t planeIndex);
	void* CVPixelBufferGetBaseAddressOfPlane (CVPixelBufferRef pixelBuffer, size_t planeIndex);
	size_t CVPixelBufferGetBytesPerRowOfPlane (CVPixelBufferRef pixelBuffer, size_t planeIndex);
	void CVPixelBufferGetExtendedPixels (CVPixelBufferRef pixelBuffer, size_t* extraColumnsOnLeft, size_t* extraColumnsOnRight, size_t* extraRowsOnTop, size_t* extraRowsOnBottom);
	int CVPixelBufferFillExtendedPixels (CVPixelBufferRef pixelBuffer);
}