camif.h

三星2413芯片的测试代码,对进行驱动开发很有帮助.

//====================================================================
// File Name : camif.h
// Function  : S3C2413 Camera test code header file
// Date      : Apr. 21, 2006
// Version   : S3C2413
//====================================================================


 
#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						(0)
#define CAM_RGB24B						(1)

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

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

#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				TRUE

#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)

//camTestMode
#define CAM_TEST_MODE_PVIEW				(1<<0)
#define CAM_TEST_MODE_CODEC				(1<<1)

//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


extern volatile U32 camTestMode;
extern volatile U32 camCodecCaptureCount;
extern volatile U32 camCodecStatus;

extern U32 CAMTYPE, CAMSIZE, CAMIICID;
void Ch22_Camera(void);

void CamModuleReset();


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__*/