utility.h

ADI blackfin DSP的基于device friver的jpeg压缩算法

#ifndef EJ_BF_BASE_SYSTEM_UTILITY_H
#define EJ_BF_BASE_SYSTEM_UTILITY_H

#include <services\services.h>				// system services
#include <drivers\adi_dev.h>				// device manager includes
#include <drivers\ppi\adi_ppi.h>			// PPI driver includes
#include "error_def.h"
#include "adi_itu656.h"
#include "basic_type.h"

//#define     ENTIRE_FIELD_MODE
#define		ACTIVE_FIELD_MODE   // uncomment for Active Field 

#if defined ACTIVE_FIELD_MODE
#define FRAME_SIZE   (2 * ADI_ITU656_PAL_WIDTH * ADI_ITU656_PAL_ACTIVE_FLINES)		// only get one field , 2 bytes per pixel for uyvy
#else
#define FRAME_SIZE	(ADI_ITU656_PAL_LINE_WIDTH * ADI_ITU656_PAL_HEIGHT)		
#endif

#ifdef __cplusplus
extern "C" {
#endif

RESULT prepare_buffer(u8* start_addr, ADI_DEV_BUFFER * buffer, u32 bufferNum, ADI_DEV_BUFFER_TYPE bufferType);

#ifdef __cplusplus
}
#endif

#endif