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428
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1 /* miscplay.h - general routines related to playing sounds
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2 **
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3 ** Copyright (C) 1995,96 by Markus Gutschke (gutschk@math.uni-muenster.de)
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4 ** This was sawed out from version 1.3 of linuxplay.c by
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5 ** Robert Bihlmeyer <robbe@orcus.priv.at>.
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6 **
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7 ** Parts of this code were inspired by sunplay.c, which is copyright 1989 by
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8 ** Jef Poskanzer and 1991,92 by Jamie Zawinski; c.f. sunplay.c for further
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9 ** information.
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10 **
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11 ** Permission to use, copy, modify, and distribute this software and its
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12 ** documentation for any purpose and without fee is hereby granted, provided
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13 ** that the above copyright notice appear in all copies and that both that
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14 ** copyright notice and this permission notice appear in supporting
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15 ** documentation. This software is provided "as is" without express or
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16 ** implied warranty.
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17 */
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18
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563
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19 /* Synched up with: Not in FSF. */
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20
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21 /* This file Mule-ized by Ben Wing, 5-15-01. */
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22
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440
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23 #ifndef INCLUDED_miscplay_h_
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24 #define INCLUDED_miscplay_h_
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25
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428
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26 #define HEADERSZ 256 /* has to be at least as big as the biggest header */
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27 #define SNDBUFSZ 2048 /* has to be at least as big as HEADERSZ */
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28
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29 /* Audio data formats from <linux/soundcard.h> */
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30 #define AFMT_MU_LAW 0x00000001
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31 #define AFMT_A_LAW 0x00000002
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32 #define AFMT_IMA_ADPCM 0x00000004
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33 #define AFMT_U8 0x00000008
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34 #define AFMT_S16_LE 0x00000010 /* Little endian signed 16*/
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35 #define AFMT_S16_BE 0x00000020 /* Big endian signed 16 */
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36 #define AFMT_S8 0x00000040
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37 #define AFMT_U16_LE 0x00000080 /* Little endian U16 */
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38 #define AFMT_U16_BE 0x00000100 /* Big endian U16 */
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39 #define AFMT_MPEG 0x00000200 /* MPEG (2) audio */
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40
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41 typedef enum {fmtIllegal,fmtRaw,fmtVoc,fmtWave,fmtSunAudio} fmtType;
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42
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43 size_t sndcnvnop(void **data,size_t *sz,void **outbuf);
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44 size_t sndcnv8U_2mono(void **data,size_t *sz,void **outbuf);
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45 size_t sndcnv8S_2mono(void **data,size_t *sz,void **outbuf);
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46 size_t sndcnv2monounsigned(void **data,size_t *sz,void **outbuf);
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47 size_t sndcnv2unsigned(void **data,size_t *sz,void **outbuf);
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48 size_t sndcnvULaw_2linear(void **data,size_t *sz,void **outbuf);
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49 size_t sndcnvULaw_2mono(void **data,size_t *sz,void **outbuf);
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50 size_t sndcnv16swap(void **data,size_t *sz,void **outbuf);
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51 size_t sndcnv16_2monoLE(void **data,size_t *sz,void **outbuf);
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52 size_t sndcnv16_2monoBE(void **data,size_t *sz,void **outbuf);
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53 size_t sndcnv2byteLE(void **data,size_t *sz,void **outbuf);
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54 size_t sndcnv2byteBE(void **data,size_t *sz,void **outbuf);
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55 size_t sndcnv2monobyteLE(void **data,size_t *sz,void **outbuf);
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56 size_t sndcnv2monobyteBE(void **data,size_t *sz,void **outbuf);
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57
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563
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58 fmtType analyze_format(UChar_Binary *format,int *fmt,int *speed,
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428
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59 int *tracks,
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60 size_t (**parsesndfile)(void **,size_t *sz,
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61 void **));
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62 void reset_parsestate(void);
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63 int parse_wave_complete(void);
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440
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64
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65 #endif /* INCLUDED_miscplay_h_ */
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