91 lines
2.9 KiB
C
91 lines
2.9 KiB
C
/*
|
|
* Get Audio routines include file
|
|
*
|
|
* Copyright (c) 1999 Albert L Faber
|
|
* 2010 Robert Hegemann
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
|
|
#ifndef LAME_GET_AUDIO_H
|
|
#define LAME_GET_AUDIO_H
|
|
#include "lame.h"
|
|
#include <stdio.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
typedef enum sound_file_format_e {
|
|
sf_unknown,
|
|
sf_raw,
|
|
sf_wave,
|
|
sf_aiff,
|
|
sf_mp1, /* MPEG Layer 1, aka mpg */
|
|
sf_mp2, /* MPEG Layer 2 */
|
|
sf_mp3, /* MPEG Layer 3 */
|
|
sf_mp123, /* MPEG Layer 1,2 or 3; whatever .mp3, .mp2, .mp1 or .mpg contains */
|
|
sf_ogg
|
|
} sound_file_format;
|
|
|
|
int is_mpeg_file_format( int input_format );
|
|
|
|
int init_infile(lame_t gfp, char const * inPath);
|
|
int samples_to_skip_at_start(void);
|
|
int samples_to_skip_at_end(void);
|
|
void close_infile(void);
|
|
int get_audio(lame_t gfp, int buffer[2][1152]);
|
|
int get_audio16(lame_t gfp, short buffer[2][1152]);
|
|
int get_audio_float(lame_t gfp, float buffer[2][1152]);
|
|
int get_audio_double(lame_t gfp, double buffer[2][1152]);
|
|
hip_t get_hip(void);
|
|
|
|
FILE *init_outfile(char const *outPath, int decode);
|
|
int WriteWaveHeader(FILE * const fp, int pcmbytes, int freq, int channels, int bits);
|
|
void put_audio16(FILE* outf, short Buffer[2][1152], int iread, int nch);
|
|
|
|
/*
|
|
struct AudioReader;
|
|
typedef struct AudioReader* AudioReader;
|
|
|
|
AudioReader ar_open(lame_t gfp, char const* inPath);
|
|
int ar_samplesToSkipAtStart(AudioReader ar);
|
|
int ar_samplesToSkipAtEnd(AudioReader ar);
|
|
void ar_close(AudioReader ar);
|
|
int ar_readInt(AudioReader ar, lame_t gfp, int buffer[2][1152]);
|
|
int ar_readShort(AudioReader ar, lame_t gfp, short buffer[2][1152]);
|
|
int ar_readFloat(AudioReader ar, lame_t gfp, float buffer[2][1152]);
|
|
|
|
struct AudioWriter;
|
|
typedef struct AudioWriter* AudioWriter;
|
|
|
|
AudioWriter aw_open(lame_t gfp, char const* outPath, int pcmbystes, int freq, int channels, int bits);
|
|
int aw_writeWaveHeader(AudioWriter aw);
|
|
int aw_write(AudioWriter aw, short buffer[2][1152], int n);
|
|
int aw_write(AudioWriter aw, float buffer[2][1152], int n);
|
|
|
|
*/
|
|
|
|
extern size_t sizeOfOldTag(lame_t gf);
|
|
extern unsigned char* getOldTag(lame_t gf);
|
|
|
|
#ifdef _cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* ifndef LAME_GET_AUDIO_H */
|