mp4_predict.h

<VC++视频音频开发>一书的光盘资料。

// mp4_predict.h //

#ifndef _MP4_PREDICT_H_
#define _MP4_PREDICT_H_

#define TOP 1
#define LEFT 0

#endif // _MP4_PREDICT_H_


#define _div_div(a, b) (a>0) ? (a+(b>>1))/b : (a-(b>>1))/b

/*** *** ***/

extern void dc_recon(int block_num, short * dc_value);
extern void ac_recon(int block_num, short * psBlock);
extern int ac_rescaling(int block_num, short * psBlock);
extern void ac_store(int block_num, short * psBlock);