coding.h

一个可用于多平台的旋转180度 jpg的源代码。大家可以进一步的改进。

#ifndef CODING_H
#define CODING_H

#include "ColorSpace.h"
#include "DCT.h"
#include "Input.h"

#define MARKER_SOI	1
#define MARKER_APP0	2
#define MARKER_DQT	3
#define MARKER_SOF0	4
#define MARKER_DHT	5
#define MARKER_SOS	6
#define MARKER_EOI	7

int EncodeMarker(StrmType *strm, int mark, DWORD param1, DWORD param2);

int EncodeBlock8x8( StrmType *strm, int *preCompDC, BYTE block[][DCT_SIZE],
      				BYTE compQuantTablePtr[][DCT_SIZE],
					DWORD *compDCHuffCodePtr, BYTE *compDCHuffSizePtr,
      				DWORD *compACHuffCodePtr, BYTE *compACHuffSizePtr );

int EncodeToFile(char *destName, char *srcName, int QValue);

#endif