--- np2/sound/sound.h	2003/10/20 06:36:33	1.2
+++ np2/sound/sound.h	2004/03/24 06:07:57	1.7
@@ -33,6 +33,58 @@ void sound_sync(void);
 const SINT32 *sound_pcmlock(void);
 void sound_pcmunlock(const SINT32 *hdl);
 
+#if defined(SUPPORT_WAVEREC)
+BOOL sound_recstart(const char *filename);
+void sound_recstop(void);
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+
+
+// ---- PCM MIX
+
+enum {
+	PMIXFLAG_L		= 0x0001,
+	PMIXFLAG_R		= 0x0002,
+	PMIXFLAG_LOOP	= 0x0004
+};
+
+typedef struct {
+	UINT32	playing;
+	UINT32	enable;
+} PMIXHDR;
+
+typedef struct {
+	SINT16	*sample;
+	UINT	samples;
+} PMIXDAT;
+
+typedef struct {
+const SINT16	*pcm;
+	UINT		remain;
+	PMIXDAT		data;
+	UINT		flag;
+	SINT32		volume;
+} PMIXTRK;
+
+typedef struct {
+	PMIXHDR		hdr;
+	PMIXTRK		trk[1];
+} _PCMMIX, *PCMMIX;
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+BOOL pcmmix_regist(PMIXDAT *dat, void *datptr, UINT datsize, UINT rate);
+BOOL pcmmix_regfile(PMIXDAT *dat, const char *fname, UINT rate);
+
+void SOUNDCALL pcmmix_getpcm(PCMMIX hdl, SINT32 *pcm, UINT count);
+
 #ifdef __cplusplus
 }
 #endif