prp.h

基于SAA7113的MPEG-4程序

#ifndef __PRP_H__
#define __PRP_H__

#define IOCTL_EMMA_PRP_CONFIG	1
#define IOCTL_EMMA_PRP_START	2
#define IOCTL_EMMA_PRP_RESET	3
#define IOCTL_EMMA_PRP_START_CHANNEL_1	    4
#define IOCTL_EMMA_PRP_START_CHANNEL_2	    5
#define IOCTL_EMMA_PRP_CH2BUF1RESUME	    6
#define IOCTL_EMMA_PRP_CH2BUF2RESUME	    7
#define IOCTL_EMMA_PRP_STATUS	    8

#define FORMAT_RGB565 1
#define FORMAT_YUV422 2
#define FORMAT_YUV420 3
#define FORMAT_RGB32  4

#define RZ_AVG_RATIO_1_1  1 //1:1
#define RZ_AVG_RATIO_2_1  2 //2:1
#define RZ_AVG_RATIO_3_1  3
#define RZ_AVG_RATIO_4_1  4

typedef struct
{
	UINT8 ch1Loop;
	UINT8 ch2Loop;
	UINT8 enableWindow;
	UINT8 ch2FlowControl;
//	UINT8 inputFIFOLevel;
//	UINT8 resizeFIFOLevel;
	UINT8 inputFormat;
	UINT8 ch1OutFormat;
	UINT8 ch2OutFormat;

	UINT16 in_width;
	UINT16 in_height;
	UINT16 ch1_width;
	UINT16 ch1_height;
	UINT16 ch1_stride;
	UINT16 ch2_width;
	UINT16 ch2_height;

	UINT8 ch1_rz_hori_ratio;
	UINT8 ch1_rz_vert_ratio;
	UINT8 ch2_rz_hori_ratio;
	UINT8 ch2_rz_vert_ratio;

}prpConfigData_t;

#endif