/*

* Copyright (c) 2010 ISB.

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* ISB - initial contribution.

*

* Contributors:

*

* Description: UVC FOrmat Header 

*

*/

#include <comm.h>

#ifndef WEBCAMERA_UVC_H_

#define WEBCAMERA_UVC_H_

#define KWebcameraEoh			(TUint8)(0x80)

#define KWebcameraErr			(TUint8)(0x40)

#define KWebcameraSti			(TUint8)(0x20)

#define KWebcameraRes			(TUint8)(0x10)

#define KWebcameraScr			(TUint8)(0x08)

#define KWebcameraPts			(TUint8)(0x04)

#define KWebcameraEof			(TUint8)(0x02)

#define KWebcameraFid			(TUint8)(0x01)

#define KWebcameraTokenCounter	(TUint16)(0x1fff)

/* UVC DescriptorType */

#define KWebcameraSCUndefined					(TUint8)(0x00)

#define KWebcameraSCVideoControl				(TUint8)(0x01)

#define KWebcameraSCVideoStreaming				(TUint8)(0x02)

#define KWebcameraSCVideoInterfaceCollection	(TUint8)(0x03)

/* VideoStreaming DescriptorSubType */

#define KWebcameraVSUndefined			(TUint8)(0x00)

#define KWebcameraVSInputHeader			(TUint8)(0x01)

#define KWebcameraVSOutputHeader		(TUint8)(0x02)

#define KWebcameraVSStillImageFrame		(TUint8)(0x03)

#define KWebcameraVSFormatUnconmpressed (TUint8)(0x04)

#define KWebcameraVSFrameUncompressed	(TUint8)(0x05)

#define KWebcameraVSFormatJPEG			(TUint8)(0x06)

#define KWebcameraVSFrameJPEG			(TUint8)(0x07)

#define KWebcameraVSFormatMPEG2TS		(TUint8)(0x0a)

#define KWebcameraVSFormatDV			(TUint8)(0x0c)

#define KWebcameraVSColorFormat			(TUint8)(0x0d)

#define KWebcameraVSFormatFrameBased	(TUint8)(0x10)

#define KWebcameraVSFrameFrameBased		(TUint8)(0x11)

#define KWebcameraVSFormatStreamBased	(TUint8)(0x12)

/* VideoFormat(GUID) */

#define KWebcameraYuy2	(TUint32)(0x32595559)

#define KWebcameraVideoStream	(TUint32)(0x73646976)

class TWebcameraGuid

	{

public:

	TUint32	iData1;

	TUint16	iData2;

	TUint16	iData3;

	TUint8	iData4[8];

	};

class TWebcameraDataFortmat

	{

public:

	TUint32			iFormatSize;

	TUint32			iFlags;

	TUint32			iSampleSize;

	TUint32			iReserved;

	TWebcameraGuid	iMajorFormat;

	TWebcameraGuid	iSubFormat;

	TWebcameraGuid	iSpecifier;

	};

class TWebcameraRect

	{

public:

	TInt32 iLeft;

	TInt32 iTop;

	TInt32 iRight;

	TInt32 iBottom;

	};

class TWebcameraBitmapInfoHeader

	{

public:

	TUint32	iSize;

	TInt32	iWidth;

	TInt32	iHeight;

	TUint16	iPlanes;

	TUint16	iBitCount;

	TUint32	iCompression;

	TUint32	iSizeImage;

	TInt32	iXPelsPerMeter;

	TInt32	iYPelsPerMeter;

	TUint32	iClrUsed;

	TUint32	iClrImportant;

	};

class TWebcameraVideoInfoHeader

	{

public:

	TWebcameraRect				iRcSource;

	TWebcameraRect				iRcTarget;

	TUint32						iDwBitRate;

	TUint32						iDwBitErrorRate;

	Int64						iAvgTimePerFrame;

	TWebcameraBitmapInfoHeader	iBmiHeader;

	};

class TWebcameraDataInfo

	{

public:

	TWebcameraDataFortmat		iDataFortmat;

	TWebcameraVideoInfoHeader	iVideoInfoHeader;

	};

class TWebcameraUVCSourceClockReference

	{

public:

	TUint16	iTokenCounter;

	TUint32	iSourceTimeClock;

	};

class TWebcameraUVCHeaderFormat

	{

	/**

	Variables that configure UVC Header.

	*/

public:

	TUint8								iHeaderLength;

	TUint8								iHeaderInfo;

	TUint32								iPresentationTime;

	TWebcameraUVCSourceClockReference	iSourceClockReference;

	};

class TWebcameraUVCFormatDescriptor

	{

public:

	TUint8			iLength;

	TUint8			iDescriptorType;

	TUint8			iDescriptorSubType;

	TUint8			iFormatIndex;

	TUint8			iNumFrameDescriptor;

	TWebcameraGuid	iGuid;

	TUint8			iBitsPerPixel;

	TUint8			iDefaultFrameIndex;

	TUint8			iAspectRatioX;

	TUint8			iAspectRatioY;

	TUint8			iInterlaceFlags;

	TUint8			iCopyProtect;

	TUint8			iDataoffset;

	TUint8			iPacketLength1;

	TUint32			iPacketLength2;

	TUint8			iStrideLength;

	TWebcameraGuid	iGuidStrideFormat;

	TUint8			iFlags;

	TUint8			iVariableSize;

	TUint32			iMaxVideoFrameBufferSize;

	TUint8			iFormatType;

	};

class TWebcameraUVCFrameInterval

	{

public:

	TUint32 iFrameInterval1;

	TUint32 iFrameInterval2;

	TUint32 iFrameInterval3;

	};

class TWebcameraUVCFrameDescriptor

	{

public:

	TUint8	iLength;

	TUint8	iDescriptorType;

	TUint8	iDescriptorSubType;

	TUint8	iFrameIndex;

	TUint8	iCapabilities;

	TUint16	iWidth;

	TUint16	iHeight;

	TUint32	iMinBitRate;

	TUint32	iMaxBitRate;

	TUint32	iMaxVideoFrameBufferSize;

	TUint32	iDefaultFrameInterval;

	TUint8	iFrameIntervalType;

	TWebcameraUVCFrameInterval iFrameInterval;

	TUint32	iBytesPerLine;

	};

class TWebcameraUVCDescriptor

	{

public:

	TWebcameraUVCFormatDescriptor		iFormatDescriptor;

	TWebcameraUVCFrameDescriptor		iFrameDescriptor;

	};

class TWebcameraUVC

	{

public:

	TWebcameraUVCHeaderFormat	iUVCHeader;

	TWebcameraUVCDescriptor		iUVCDescriptor;

	};

/**

Describe UVC base class.

*/

class DWebCameraUVCDescriptor : public DBase// : public DWebCameraUVCBase

	{

public://function

	/**

	Constructor.

	*/

	DWebCameraUVCDescriptor();

	/**

	Destructor.

	*/

	~DWebCameraUVCDescriptor();

	/**

	Describe UVC Format Descriptor and Frame Descriptor.

	@param	aDataInfo	[in]					Information of data from lower layer.

			bDescriptor.

	*/

	virtual TWebcameraUVCDescriptor DescribeDescriptor(const TWebcameraDataInfo aDataInfo);

	};

/**

Describe descriptor of YUY2 format included in UVC.

*/

class DWebCameraUVCDescribeDescriptorYUY2 : public DWebCameraUVCDescriptor

	{

public://function

	/**

	Constructor.

	*/

	DWebCameraUVCDescribeDescriptorYUY2();

	/**

	Destructor.

	*/

	~DWebCameraUVCDescribeDescriptorYUY2();

	/**

	Describe UVC Descriptor of YUY2 Format.

	@param		aDataInfo			[in]				Information of data from lower layer.

	@return		bDescriptor.

	*/

	TWebcameraUVCDescriptor DescribeDescriptor(const TWebcameraDataInfo aDataInfo);

	};

/**

Describe UVC header class. 

 */

class DWebCameraUVCHeader

	{

public://function

	/**

	Constructor.

	*/

	DWebCameraUVCHeader();

	/**

	Destructor.

	*/

	~DWebCameraUVCHeader();

public://function

	/**

	Describe UVC Header.

	@param		aDataInfo	[in]					Information of data from lower layer.

	@return		bHeader.

	*/

	TWebcameraUVCHeaderFormat DescribeHeader(const TWebcameraDataInfo aDataInfo);

private://function

	/**

	Describe HeaderInfo to be included UVC Header.

	@param		aDataInfo	[in]					Information of data form lower layer.

	@return		bHeaderInfo.

	*/

	TUint8 DescribeHeaderInfo(TWebcameraDataInfo aDataInfo);

	/**

	Describe HeaderLength to be included UVC Header.

	@param		aDataInfo		[in]				Information of data from lower layer.

	@return		bHeaderLength.

	*/

	TUint8 DescribeHeaderLength(TWebcameraDataInfo aDataInfo, TUint8 aHeaderInfo);

	/**

	Describe PresentationTime to be included UVC Header.

	@param		aDataInfo			[in]									Information of data from lower layer.

	@return		bPresentationTime.

	*/

	TUint32 DescribePresentationTime(TWebcameraDataInfo aDataInfo);

	/**

	Describe SourceClockReference to be included UVC Header.

	@param		aDataInfo				[in]								Information of data from lower layer.

	@return		bSourceClockReference.

	*/

	TWebcameraUVCSourceClockReference DescribeSourceClockReference(TWebcameraDataInfo aDataInfo);

private://variable.

	TUint8 iFID;

	};

/**

Describe class.

*/

class DWebCameraDescribe : public DBase

	{

public://function.

	/**

	Constructor.

	*/

	DWebCameraDescribe();

	/**

	Destructor.

	*/

	~DWebCameraDescribe();

public://function

	/**

	Parse iDataInfo from lower layer and describe UVC Header and Descriptor.

	@param	aDataInfo			[in]						Information of data from lower layer.

			aDescriptror		[out]						Header and Descriptor format of YUY2 format.

	@return	KErrNone.

	*/

	TWebcameraUVC ParseDataInfo(const TWebcameraDataInfo aDataInfo);

private://val.

	DWebCameraUVCDescriptor* iDescribe;

	};

#endif /* WEBCAMERA_UVC_H_ */