codec.h

来自「功能非常完善的MP3编译码器,输入文件WAV或AIFF,能够方便的嵌入到你自己的」· C头文件 代码 · 共 54 行

/*
			(c) Copyright 1998, 1999 - Tord Jansson
			=======================================

		This file is part of the BladeEnc MP3 Encoder, based on
		ISO's reference code for MPEG Layer 3 compression.

		This file doesn't contain any of the ISO reference code and
		is copyright Tord Jansson ([e-mail]).

	BladeEnc is free software; you can redistribute this file
	and/or modify it under the terms of the GNU Lesser General Public
	License as published by the Free Software Foundation; either
	version 2.1 of the License, or (at your option) any later version.

*/

#ifndef	CODEC_DOT_H
#define	CODEC_DOT_H




typedef struct
{
  int     frequency;              /* 48000, 44100 and 32000 allowed. */
  int     mode;                   /* 0 = Stereo, 2 = Dual Channel, 3 = Mono */
  int     bitrate;                /* */ 
  int     emphasis;               /* 0 = None, 1 = 50/15 microsec, 3 = CCITT J.17 */
  int     fPrivate;               
  int     fCRC;
  int     fCopyright;
  int     fOriginal;

} CodecInitIn;


typedef	struct
{
	int			nSamples;
	int			bufferSize;
} CodecInitOut;


extern  CodecInitOut * codecInit( CodecInitIn * psInitData );

extern  unsigned int codecEncodeChunk( int nSamples, short * pSamples, char * pOutput );

extern  unsigned int  codecExit( char * pOutput );



#endif