mpglib.h

基于东南大学开发的SEP3203的ARM7中的所有驱动

/*
 * $Id: mpglib.h,v 1.1.1.1 2004/12/22 10:02:33 zyu Exp $
 */

#ifndef MPGLIB_H
#define MPGLIB_H

struct mpstr {
	int framesize;
	unsigned char *frend;
	struct frame fr;
	real hybrid_block[2][2][SBLIMIT*SSLIMIT];
	int hybrid_blc[2];
	unsigned long header;
	real synth_buffs[2][2][0x110];
        int  synth_bo;
};

#define AIFF_FORM_HEADER_SIZE 12
#define AIFF_SSND_HEADER_SIZE 16
#define AIFF_HEAD_LENGTH	(AIFF_FORM_HEADER_SIZE + AIFF_SSND_HEADER_SIZE)

int InitMP3(struct mpstr *mp);
int decodeMP3(struct mpstr *mp,char *inmemory,int inmemsize,
     char *outmemory,int outmemsize,int *done);
void ExitMP3(struct mpstr *mp);
long read_buf(char const *encoded_file_name, char *encbuf, int size);
void write_buf(char const *decoded_file_name, char *decbuf, int size);
char *write_aiff(unsigned char *decbuf, struct frame *fr, int pcmsize);

#endif /* MPGLIB_H */