decompile audio

include/audio.h

@@ -23,7 +23,7 @@ typedef enum {
     BGM_VAATI_THEME,
     BGM_EZLO_THEME,
     BGM_STORY,
-    BGM_FESTIVAL_APPROACH, //0x10
+    BGM_FESTIVAL_APPROACH,
     BGM_BEAT_VAATI,
     BGM_UNUSED_12,
     BGM_BEANSTALK,
@@ -39,7 +39,7 @@ typedef enum {
     BGM_MINISH_WOODS,
     BGM_CRENEL_STORM,
     BGM_CASTOR_WILDS,
-    BGM_HYRULE_TOWN, //0x20
+    BGM_HYRULE_TOWN,
     BGM_ROYAL_VALLEY,
     BGM_CLOUD_TOPS,
     BGM_DARK_HYRULE_CASTLE,
@@ -55,7 +55,7 @@ typedef enum {
     BGM_FIGHT_THEME,
     BGM_BOSS_THEME,
     BGM_VAATI_REBORN,
-    BGM_VAATI_TRANSFIGURED, // 0x30
+    BGM_VAATI_TRANSFIGURED,
     BGM_CASTLE_COLLAPSE,
     BGM_VAATI_WRATH,
     BGM_FIGHT_THEME2,
@@ -71,7 +71,7 @@ typedef enum {
     BGM_UNUSED_3D,
     BGM_UNUSED_3E,
     BGM_UNUSED_3F,
-    BGM_UNUSED_40, // 0x40
+    BGM_UNUSED_40,
     BGM_UNUSED_41,
     BGM_UNUSED_42,
     BGM_UNUSED_43,
@@ -152,7 +152,7 @@ typedef enum {
     SFX_VO_EZLO1,
     SFX_VO_EZLO2,
     SFX_VO_EZLO3,
-    SFX_VO_EZLO4, //0x90
+    SFX_VO_EZLO4,
     SFX_VO_EZLO5,
     SFX_VO_EZLO6,
     SFX_VO_EZLO7,
@@ -574,6 +574,7 @@ typedef enum {
     SONG_UNK_11 = 0x80110000,
 } Sound;
 
+void InitSound(void);
 void SoundReq(Sound sound);
 
 #endif // AUDIO_H

include/gba/m4a.h

@@ -60,11 +60,14 @@ typedef struct MusicPlayer {
 extern const MusicPlayer gMPlayTable[];
 extern const Song gSongTable[];
 
+void m4aSoundInit(void);
 void m4aSongNumStart(u16 n);
 void m4aSongNumStartOrContinue(u16 n);
 void m4aSongNumStop(u16 n);
 void m4aMPlayAllStop(void);
+void m4aMPlayImmInit(MusicPlayerInfo* mplayInfo);
 void m4aMPlayTempoControl(MusicPlayerInfo* mplayInfo, u16 tempo);
+void m4aMPlayVolumeControl(MusicPlayerInfo* mplayInfo, u16 trackBits, u16 volume);
 void m4aSoundVSyncOn(void);
 void m4aSoundVSyncOff(void);
 

include/main.h

@@ -79,7 +79,6 @@ extern UI gUnk_02032EC0;
 
 void InitScreen(u32 screen);
 
-extern void InitSound(void);
 extern void sub_08056208(void);
 extern void sub_0804FFE4(void);
 extern void sub_080ADD30(void);

include/structures.h

@@ -190,10 +190,10 @@ typedef struct struct_02021EE0 {
     s16 unk_06;
     s16 unk_08;
     s16 unk_0a;
-    u16 unk_0c;
-    u16 unk_0e;
-    u16 unk_10;
-    u16 unk_12;
+    s16 unk_0c;
+    s16 unk_0e;
+    s16 unk_10;
+    s16 unk_12;
     u16 currentBgm;
 } struct_02021EE0;