/**************************************************************************
Copyright (c) 2001-2002 MobileSoft Corporation All Rights Reserved.
	Environment:		Windows 2000 
	Created:			20:5:2003   8:48
	Filename: 			CmsJpegLib.h
	Author:				teng yong
	E_Mail:				teng.yong@sohu.com/yongt@moiblesoft.com.cn	
	Declare:
    This document contains information proprietary to MobileSoft Technology
	(Nanjing),Corp. Transmittal, receipt, or possession of this document 
	does not express,license, or imply any rights to use, sell, design, or
	manufacture from this information. No reproduction, publication, or 
	disclosure of this	information,in whole or in part, shall be made without
	prior written authorization from  an officer of MobileSoft Technology 
	(NanJing) Corp.
	
	Abstract:			Jpeg api function
	Modify records: 
	Who           When		Where       For What       Status
	TengYong	  15:10     NanJing     Create         Finished 
**************************************************************************/

#ifndef CmsJpegLib_h_
#define CmsJpegLib_h_
typedef		int (*jpegdrawproc)(unsigned char *, int,int,int,int,int,double);//callback used to jpeg draw 
/********************************************************************
 int GetJpegInfo(char *filename,int screenwidth,int *pwidth,int *pheight)
 Description:	 如果screenwidth == -1，得到實際的長度與高度；否則得到壓縮
                后的長度與高度；
 Param		:	 (IN)filename;   Jpeg文件名稱：
                 (IN)screenwidth;顯示屏幕的寬度；
                 (OUT)pwidth;    圖片寬度；
                 (OUT)pheight;   圖片高度；
 Return		:	0; if OK;
				-1;if Error. pwidth == NULL || pheight == NULL 
                || screenwidth== 0 || filename == NULL;
 Date		:	2003-7-30
 Author		:	滕永; yongt@mobilesoft.com.cn
*********************************************************************/
int GetJpegInfo(char *filename,int screenwidth,int *pwidth,int *pheight);

/***************************************************************************
 int DrawJpeg(char *filename,void * pDrawPixel);
 Description:	顯示一幅JPEG畫形文件.
 Param		:	(IN)filename, 待顯示的文件名稱;
				(IN)pDrawPixel, 畫一行JPEG數據的回調函數;
				(IN)xPosition, x方向原點坐標;
				(IN)yPosition, y方向原點坐標;
 Return		:	0; if OK;
				-1;if Error;
 Date		:	2003-6-9
 Author		:	滕永; yongt@mobilesoft.com.cn
****************************************************************************/
int DrawJpeg(char *filename,jpegdrawproc pDrawPixel,int xPosition,int yPosition,int screenwidth); //  Modified by TIPrj[2005/7/20]
#endif/**************************************************************************
Copyright (c) 2001-2002 MobileSoft Corporation All Rights Reserved.
	Environment:		Windows 2000 
	Created:			20:5:2003   8:48
	Filename: 			CmsJpegLib.h
	Author:				teng yong
	E_Mail:				teng.yong@sohu.com/yongt@moiblesoft.com.cn	
	Declare:
    This document contains information proprietary to MobileSoft Technology
	(Nanjing),Corp. Transmittal, receipt, or possession of this document 
	does not express,license, or imply any rights to use, sell, design, or
	manufacture from this information. No reproduction, publication, or 
	disclosure of this	information,in whole or in part, shall be made without
	prior written authorization from  an officer of MobileSoft Technology 
	(NanJing) Corp.
	
	Abstract:			Jpeg api function
	Modify records: 
	Who           When		Where       For What       Status
	TengYong	  15:10     NanJing     Create         Finished 
**************************************************************************/

#ifndef CmsJpegLib_h_
#define CmsJpegLib_h_
typedef		int (*jpegdrawproc)(unsigned char *, int,int,int,int,int,double);//callback used to jpeg draw 
/********************************************************************
 int GetJpegInfo(char *filename,int screenwidth,int *pwidth,int *pheight)
 Description:	 如果screenwidth == -1，得到實際的長度與高度；否則得到壓縮
                后的長度與高度；
 Param		:	 (IN)filename;   Jpeg文件名稱：
                 (IN)screenwidth;顯示屏幕的寬度；
                 (OUT)pwidth;    圖片寬度；
                 (OUT)pheight;   圖片高度；
 Return		:	0; if OK;
				-1;if Error. pwidth == NULL || pheight == NULL 
                || screenwidth== 0 || filename == NULL;
 Date		:	2003-7-30
 Author		:	滕永; yongt@mobilesoft.com.cn
*********************************************************************/
int GetJpegInfo(char *filename,int screenwidth,int *pwidth,int *pheight);

/***************************************************************************
 int DrawJpeg(char *filename,void * pDrawPixel);
 Description:	顯示一幅JPEG畫形文件.
 Param		:	(IN)filename, 待顯示的文件名稱;
				(IN)pDrawPixel, 畫一行JPEG數據的回調函數;
				(IN)xPosition, x方向原點坐標;
				(IN)yPosition, y方向原點坐標;
 Return		:	0; if OK;
				-1;if Error;
 Date		:	2003-6-9
 Author		:	滕永; yongt@mobilesoft.com.cn
****************************************************************************/
int DrawJpeg(char *filename,jpegdrawproc pDrawPixel,int xPosition,int yPosition,int screenwidth,int screenheightint, int iBegH,int iEndH); 

#endif