This commit was manufactured by cvs2svn to create branch 'chise-r21-4-19'.

[chise/xemacs-chise.git] / src / miscplay.h

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+/* miscplay.h - general routines related to playing sounds
+ **
+ ** Copyright (C) 1995,96 by Markus Gutschke (gutschk@math.uni-muenster.de)
+ ** This was sawed out from version 1.3 of linuxplay.c by
+ ** Robert Bihlmeyer <robbe@orcus.priv.at>.
+ **
+ ** Parts of this code were inspired by sunplay.c, which is copyright 1989 by
+ ** Jef Poskanzer and 1991,92 by Jamie Zawinski; c.f. sunplay.c for further
+ ** information.
+ **
+ ** Permission to use, copy, modify, and distribute this software and its
+ ** documentation for any purpose and without fee is hereby granted, provided
+ ** that the above copyright notice appear in all copies and that both that
+ ** copyright notice and this permission notice appear in supporting
+ ** documentation.  This software is provided "as is" without express or
+ ** implied warranty.
+ */
+
+#ifndef INCLUDED_miscplay_h_
+#define INCLUDED_miscplay_h_
+
+#include <stdlib.h>
+
+#define HEADERSZ  256   /* has to be at least as big as the biggest header   */
+#define SNDBUFSZ  2048  /* has to be at least as big as HEADERSZ             */
+
+/* Audio data formats from <linux/soundcard.h> */
+#define AFMT_MU_LAW            0x00000001
+#define AFMT_A_LAW             0x00000002
+#define AFMT_IMA_ADPCM         0x00000004
+#define AFMT_U8                        0x00000008
+#define AFMT_S16_LE            0x00000010      /* Little endian signed 16*/
+#define AFMT_S16_BE            0x00000020      /* Big endian signed 16 */
+#define AFMT_S8                        0x00000040
+#define AFMT_U16_LE            0x00000080      /* Little endian U16 */
+#define AFMT_U16_BE            0x00000100      /* Big endian U16 */
+#define AFMT_MPEG              0x00000200      /* MPEG (2) audio */
+
+typedef enum {fmtIllegal,fmtRaw,fmtVoc,fmtWave,fmtSunAudio} fmtType;
+
+size_t sndcnvnop(void **data,size_t *sz,void **outbuf);
+size_t sndcnv8U_2mono(void **data,size_t *sz,void **outbuf);
+size_t sndcnv8S_2mono(void **data,size_t *sz,void **outbuf);
+size_t sndcnv2monounsigned(void **data,size_t *sz,void **outbuf);
+size_t sndcnv2unsigned(void **data,size_t *sz,void **outbuf);
+size_t sndcnvULaw_2linear(void **data,size_t *sz,void **outbuf);
+size_t sndcnvULaw_2mono(void **data,size_t *sz,void **outbuf);
+size_t sndcnv16swap(void **data,size_t *sz,void **outbuf);
+size_t sndcnv16_2monoLE(void **data,size_t *sz,void **outbuf);
+size_t sndcnv16_2monoBE(void **data,size_t *sz,void **outbuf);
+size_t sndcnv2byteLE(void **data,size_t *sz,void **outbuf);
+size_t sndcnv2byteBE(void **data,size_t *sz,void **outbuf);
+size_t sndcnv2monobyteLE(void **data,size_t *sz,void **outbuf);
+size_t sndcnv2monobyteBE(void **data,size_t *sz,void **outbuf);
+
+fmtType analyze_format(unsigned char *format,int *fmt,int *speed,
+                             int *tracks,
+                             size_t (**parsesndfile)(void **,size_t *sz,
+                                                     void **));
+void reset_parsestate(void);
+int parse_wave_complete(void);
+
+#endif /* INCLUDED_miscplay_h_ */