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https://github.com/w23/xash3d-fwgs
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56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/*
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libmpg.h - compact version of famous library mpg123
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Copyright (C) 2017 Uncle Mike
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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*/
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#ifndef LIBMPG_H
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#define LIBMPG_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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// error codes
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#define MP3_ERR -1
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#define MP3_OK 0
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#define MP3_NEED_MORE 1
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#define OUTBUF_SIZE 8192 // don't change!
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typedef struct
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{
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int rate; // num samples per second (e.g. 11025 - 11 khz)
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int channels; // num channels (1 - mono, 2 - stereo)
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int playtime; // stream size in milliseconds
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} wavinfo_t;
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// custom stdio
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typedef long (*pfread)( void *handle, void *buf, size_t count );
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typedef long (*pfseek)( void *handle, long offset, int whence );
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extern void *create_decoder( int *error );
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extern int feed_mpeg_header( void *mpg, const byte *data, long bufsize, long streamsize, wavinfo_t *sc );
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extern int feed_mpeg_stream( void *mpg, const byte *data, long bufsize, byte *outbuf, size_t *outsize );
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extern int open_mpeg_stream( void *mpg, void *file, pfread f_read, pfseek f_seek, wavinfo_t *sc );
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extern int read_mpeg_stream(void *mpg, byte *outbuf, size_t *outsize );
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extern int get_stream_pos( void *mpg );
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extern int set_stream_pos( void *mpg, int curpos );
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extern void close_decoder( void *mpg );
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const char *get_error( void *mpeg );
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#ifdef __cplusplus
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}
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#endif
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#endif//LIBMPG_H
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