camif.h

samsung 2410 demo源代码

/******************************************************************************

 Filename:	camif.h

 Descriptions		
 - header file of camif.c

 History
 - July 23, 2003. Draft Version 0.0 by purnnamu
 - Janualy 15, 2004. Modifed by Boaz
 
 Copyright (c) 2003 SAMSUNG Electronics.
 # However, Anybody can use this code without our permission.  

 ******************************************************************************/

 
#ifndef __CAMIF_H__
#define __CAMIF_H__

#ifdef __cplusplus
extern "C" {
#endif

#include "imagedef.h"

#define CAM_CCIR420						(0)
#define CAM_CCIR422						(1)
#define CAM_RGB16B						(2)
#define CAM_RGB24B						(3)

#define CAM_CODEC_OUTPUT				(0) //CCIR420
//#define CAM_CODEC_OUTPUT				(1) //CCIR422
#define CAM_PVIEW_OUTPUT				(0) //RGB 16-Bit
//#define CAM_PVIEW_OUTPUT				(1) //RGB 24-Bit

#define CAM_ITU601						(1)
#define CAM_ITU656						(0)

#define CAM_ITU601_8B					(0)
#define CAM_ITU601_16B					(1)


#define CAM_SRC_HSIZE					(640)
#define CAM_SRC_VSIZE					(480)


#define CAM_ORDER_YCBYCR				(0)
#define CAM_ORDER_YCRYCB				(1)
#define CAM_ORDER_CBYCRY				(2)
#define CAM_ORDER_CRYCBY				(3)

#define CAM_CODEC_IN_420				(0)
#define CAM_CODEC_IN_422				(1)

#define CAM_CODEC_OUT_420				(0)
#define CAM_CODEC_OUT_422				(1)

#define CAM_FLIP_NORMAL					(0)
#define CAM_FLIP_XAXIS					(1)
#define CAM_FLIP_YAXIS					(2)
#define CAM_FLIP_180						(3)

#define CAM_SCALER_BYPASS_ON			(1)
#define CAM_SCALER_BYPASS_OFF			(0)

#define CAM_PVIEW_PINGPONG				FALSE
#define CAM_CODEC_PINGPONG				FALSE


#define CAM_CODEC_SACLER_START_BIT			(1<<15)
#define CAM_PVIEW_SACLER_START_BIT			(1<<15)

#define CAM_CAMIF_GLOBAL_CAPTURE_ENABLE_BIT		(1<<31)
#define CAM_CODEC_SCALER_CAPTURE_ENABLE_BIT		(1<<30)
#define CAM_PVIEW_SCALER_CAPTURE_ENABLE_BIT		(1<<29)

//camTestMode
#define CAM_TEST_MODE_PVIEW				(1<<0)
#define CAM_TEST_MODE_CODEC				(1<<1)
#define CAM_TEST_MODE_CODEC_POST			(1<<2)
#define CAM_TEST_MODE_PVIEW_POST			(1<<3)


//camCodecStatus, camPviewStatus
#define CAM_STARTED						(0)
#define CAM_STOP_ISSUED					(1)
#define CAM_LASTIRQ_ISSUED					(2)
#define CAM_LAST_CAPTURING				(3)
#define CAM_STOPPED						(4)
#define CAM_CODEC_SCALER_BYPASS_STATE	(5)




#define	YCbCrtoR(Y,Cb,Cr)	(1000*Y + 1371*(Cr-128))/1000
#define	YCbCrtoG(Y,Cb,Cr)	(1000*Y - 336*(Cb-128) - 698*(Cr-128))/1000
#define	YCbCrtoB(Y,Cb,Cr)	(1000*Y + 1732*(Cb-128))/1000


#if 1 //If you have to use 
extern volatile U32 camTestMode;
extern volatile U32 camCodecCaptureCount;
extern volatile U32 camPviewCaptureCount;
extern volatile U32 camPviewStatus;
extern volatile U32 camCodecStatus;
#endif

void Ch22_CAMERA(void);

void CamReset();


void CalculatePrescalerRatioShift(U32 srcWidth, U32 dstWidth, U32 *ratio,U32 *shift);
void CamInit(U32 CoDstWidth, U32 CoDstHeight, U32 WinHorOffset, U32 WinVerOffset, U32 CoFrameBuffer);



#ifdef __cplusplus
}
#endif

#endif /*__CAMIF_H__*/