audio improvement wip

[picodrive.git] / Pico / Pico.h

diff --git a/Pico/Pico.h b/Pico/Pico.h
index 2d0c283..7e7633c 100644 (file)
--- a/Pico/Pico.h
+++ b/Pico/Pico.h
@@ -23,13 +23,14 @@ extern "C" {
 int  mp3_get_bitrate(FILE *f, int size);\r
 void mp3_start_play(FILE *f, int pos);\r
 int  mp3_get_offset(void); // 0-1023\r
+void mp3_update(int *buffer, int length, int stereo);\r
 \r
 \r
 // Pico.c\r
 // PicoOpt bits LSb->MSb:\r
 // enable_ym2612&dac, enable_sn76496, enable_z80, stereo_sound,\r
 // alt_renderer, 6button_gamepad, accurate_timing, accurate_sprites,\r
-// draw_no_32col_border, external_ym2612\r
+// draw_no_32col_border, external_ym2612, enable_pcm, enable cdda\r
 extern int PicoOpt;\r
 extern int PicoVer;\r
 extern int PicoSkipFrame; // skip rendering frame, but still do sound (if enabled) and emulation stuff\r
@@ -41,7 +42,7 @@ int PicoReset(int hard);
 int PicoFrame(void);\r
 extern int PicoPad[2]; // Joypads, format is MXYZ SACB RLDU\r
 extern int (*PicoCram)(int cram); // Callback to convert colour ram 0000bbb0 ggg0rrr0\r
-extern void (*PicoWriteSound)(void); // called once per frame at the best time to send sound buffer (PsndOut) to hardware\r
+extern void (*PicoWriteSound)(int len); // called once per frame at the best time to send sound buffer (PsndOut) to hardware\r
 \r
 int PicoFrameMCD(void);\r
 \r
@@ -88,7 +89,7 @@ extern void (*PicoPrepareCram)();    // prepares PicoCramHigh for renderer to us
 extern int PsndRate,PsndLen;\r
 extern short *PsndOut;\r
 void sound_reset();\r
-void sound_rerate();\r
+void sound_rerate(int preserve_state);\r
 void z80_pack(unsigned char *data);\r
 void z80_unpack(unsigned char *data);\r
 void z80_reset();\r