document some sound stuff

13 files changed, 175 insertions, 175 deletions

diff --git a/arm9/asm/unk_020051F4.s b/arm9/asm/unk_020051F4.s
index d6d06005..6e6cec72 100644
--- a/arm9/asm/unk_020051F4.s
+++ b/arm9/asm/unk_020051F4.s
@@ -10,7 +10,7 @@ FUN_020051F4: ; 0x020051F4
 	bl FUN_020048D0
 	bl FUN_02004018
 	add r4, r0, #0x0
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	add r1, r5, #0x0
 	bl NNS_SndArcPlayerStartSeq
 	add r6, r0, #0x0
@@ -88,7 +88,7 @@ FUN_02005288: ; 0x02005288
 	bl FUN_02003D38
 	bl GF_Snd_SaveState
 	add r0, r4, #0x0
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	add r1, r5, #0x0
 	bl NNS_SndArcPlayerStartSeq
 	pop {r3-r5, pc}
@@ -106,14 +106,14 @@ FUN_020052B8: ; 0x020052B8
 	bl FUN_02003D38
 	add r4, r0, #0x0
 	mov r0, #0x0
-	bl FUN_02003FF4
-	bl FUN_020048EC
+	bl GetSoundPlayer
+	bl  GF_SndPlayerGetSeqNo
 	bl FUN_02004900
 	add r1, r0, #0x0
 	add r0, r5, #0x0
 	bl FUN_020045C4
 	add r0, r6, #0x0
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	add r6, r0, #0x0
 	ldrh r0, [r4, #0x0]
 	bl FUN_02004900
@@ -150,7 +150,7 @@ _0200532A:
 	mov r1, #0x1
 	bl GF_Snd_LoadSeqEx
 	mov r0, #0x7
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	add r1, r5, #0x0
 	bl NNS_SndArcPlayerStartSeq
 	add r4, r0, #0x0
@@ -171,7 +171,7 @@ FUN_02005350: ; 0x02005350
 	cmp r0, #0xff
 	beq _0200536E
 	bl FUN_02004018
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	bl NNS_SndHandleReleaseSeq
 _0200536E:
 	bl FUN_02005374
@@ -205,12 +205,12 @@ FUN_0200538C: ; 0x0200538C
 	bne _020053B2
 	mov r1, #0x0
 	add r2, r1, #0x0
-	bl FUN_02004828
+	bl GF_SndPlayerMoveVolume
 _020053B2:
 	add r0, r7, #0x0
 	add r1, r6, #0x0
 	add r2, r5, #0x0
-	bl FUN_02004828
+	bl GF_SndPlayerMoveVolume
 	add r0, r5, #0x0
 	bl FUN_02004D74
 	mov r0, #0x3
@@ -236,7 +236,7 @@ FUN_020053CC: ; 0x020053CC
 	bl FUN_02004018
 	add r1, r5, #0x0
 	add r2, r4, #0x0
-	bl FUN_02004828
+	bl GF_SndPlayerMoveVolume
 	add r0, r4, #0x0
 	bl FUN_02004D74
 _020053FC:
@@ -257,7 +257,7 @@ FUN_02005404: ; 0x02005404
 FUN_02005410: ; 0x02005410
 	push {r3, lr}
 	bl FUN_020048D0
-	bl FUN_020048BC
+	bl GF_SndPlayerCountPlayingSeqByPlayerNo
 	pop {r3, pc}
 
 	thumb_func_start FUN_0200541C
@@ -297,7 +297,7 @@ FUN_02005454: ; 0x02005454
 	bl FUN_02003D38
 	add r6, r0, #0x0
 	mov r0, #0x7
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	mov r1, #0x0
 	bl NNS_SndPlayerStopSeq
 	bl FUN_02005374
@@ -349,7 +349,7 @@ PlaySE: ; 0x020054C8
 	bl FUN_020048D0
 	bl FUN_02004018
 	add r4, r0, #0x0
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	add r1, r5, #0x0
 	bl NNS_SndArcPlayerStartSeq
 	add r6, r0, #0x0
@@ -371,7 +371,7 @@ _020054F4: .word NNS_SndPlayerStopSeqBySeqNo
 FUN_020054F8: ; 0x020054F8
 	push {r4, lr}
 	add r4, r1, #0x0
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	add r1, r4, #0x0
 	bl NNS_SndPlayerStopSeq
 	pop {r4, pc}
@@ -380,7 +380,7 @@ FUN_020054F8: ; 0x020054F8
 FUN_02005508: ; 0x02005508
 	push {r3, lr}
 	bl FUN_020048D0
-	bl FUN_020048BC
+	bl GF_SndPlayerCountPlayingSeqByPlayerNo
 	pop {r3, pc}
 
 	thumb_func_start FUN_02005514
@@ -389,7 +389,7 @@ FUN_02005514: ; 0x02005514
 	mov r4, #0x0
 _02005518:
 	add r0, r4, #0x3
-	bl FUN_020048BC
+	bl GF_SndPlayerCountPlayingSeqByPlayerNo
 	cmp r0, #0x1
 	bne _02005526
 	mov r0, #0x1
@@ -408,7 +408,7 @@ FUN_02005530: ; 0x02005530
 	add r4, r2, #0x0
 	bl FUN_020048D0
 	bl FUN_02004018
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	add r1, r5, #0x0
 	add r2, r4, #0x0
 	bl NNS_SndPlayerSetTrackPan
@@ -425,7 +425,7 @@ FUN_0200554C: ; 0x0200554C
 	mov r5, #0x0
 _0200555C:
 	add r0, r4, r5
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	add r1, r7, #0x0
 	add r2, r6, #0x0
 	bl NNS_SndPlayerSetTrackPan
@@ -477,7 +477,7 @@ _020055BC:
 	mov r0, #0x0
 	bl FUN_02005614
 	mov r0, #0x1
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	mov r1, #0x2
 	str r1, [sp, #0x0]
 	sub r1, r1, #0x3
@@ -491,7 +491,7 @@ _020055BC:
 	b _02005606
 _020055E8:
 	mov r0, #0x8
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	mov r1, #0x2
 	str r1, [sp, #0x0]
 	sub r1, r1, #0x3
@@ -523,11 +523,11 @@ FUN_02005614: ; 0x02005614
 	mov r0, #0xe
 	bl FUN_02003D38
 	mov r0, #0x1
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	add r1, r5, #0x0
 	bl NNS_SndPlayerStopSeq
 	mov r0, #0x8
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	add r1, r5, #0x0
 	bl NNS_SndPlayerStopSeq
 	ldrb r0, [r6, #0x0]
@@ -575,7 +575,7 @@ _02005696:
 	pop {r3-r5, pc}
 _020056A4:
 	mov r0, #0x0
-	bl FUN_020048BC
+	bl GF_SndPlayerCountPlayingSeqByPlayerNo
 	pop {r3-r5, pc}
 
 	thumb_func_start FUN_020056AC
@@ -685,7 +685,7 @@ _02005772:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	add r0, r4, #0x0
 	mov r1, #0x1
 	add r2, r6, #0x0
@@ -741,7 +741,7 @@ _020057E6:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	add r0, r4, #0x0
 	mov r1, #0x1
 	add r2, r6, #0x0
@@ -753,7 +753,7 @@ _02005802:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	add r0, r4, #0x0
 	mov r1, #0x1
 	add r2, r6, #0x0
@@ -768,7 +768,7 @@ _02005826:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	add r0, r4, #0x0
 	mov r1, #0x1
 	add r2, r6, #0x0
@@ -776,14 +776,14 @@ _02005826:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	mov r2, #0x40
-	bl FUN_02004D20
+	bl GF_SndPlayerSetTrackPitch
 	add r0, r4, #0x0
 	mov r1, #0x14
 	bl FUN_02005BC8
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x8
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	ldr r2, [sp, #0x18]
 	add r0, r4, #0x0
 	mov r1, #0x8
@@ -795,7 +795,7 @@ _02005868:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	add r0, r4, #0x0
 	mov r1, #0x1
 	add r2, r6, #0x0
@@ -806,14 +806,14 @@ _02005868:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	mov r2, #0xc0
-	bl FUN_02004D20
+	bl GF_SndPlayerSetTrackPitch
 	add r0, r4, #0x0
 	mov r1, #0x10
 	bl FUN_02005BC8
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x8
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	ldr r2, [sp, #0x18]
 	add r0, r4, #0x0
 	mov r1, #0x8
@@ -858,7 +858,7 @@ _02005900:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	add r0, r4, #0x0
 	mov r1, #0x1
 	add r2, r6, #0x0
@@ -867,7 +867,7 @@ _02005900:
 	add r2, r0, #0x0
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	sub r2, #0xe1
-	bl FUN_02004D20
+	bl GF_SndPlayerSetTrackPitch
 	b _02005AC2
 _02005928:
 	add r0, r4, #0x0
@@ -875,7 +875,7 @@ _02005928:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	add r0, r4, #0x0
 	mov r1, #0x1
 	add r2, r6, #0x0
@@ -883,7 +883,7 @@ _02005928:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	mov r2, #0x2c
-	bl FUN_02004D20
+	bl GF_SndPlayerSetTrackPitch
 	mov r1, #0x3f
 	add r0, r4, #0x0
 	mvn r1, r1
@@ -891,7 +891,7 @@ _02005928:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x8
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	ldr r2, [sp, #0x18]
 	add r0, r4, #0x0
 	mov r1, #0x8
@@ -903,7 +903,7 @@ _0200596C:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	add r0, r4, #0x0
 	mov r1, #0x1
 	add r2, r6, #0x0
@@ -915,7 +915,7 @@ _0200596C:
 	add r2, r0, #0x0
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	sub r2, #0x81
-	bl FUN_02004D20
+	bl GF_SndPlayerSetTrackPitch
 	b _02005AC2
 _0200599C:
 	add r0, r4, #0x0
@@ -923,7 +923,7 @@ _0200599C:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	add r0, r4, #0x0
 	mov r1, #0x1
 	add r2, r6, #0x0
@@ -934,7 +934,7 @@ _0200599C:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	mov r2, #0x3c
-	bl FUN_02004D20
+	bl GF_SndPlayerSetTrackPitch
 	b _02005AC2
 _020059CA:
 	mov r0, #0xe
@@ -964,7 +964,7 @@ _020059FE:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	add r0, r4, #0x0
 	mov r1, #0x1
 	add r2, r6, #0x0
@@ -976,7 +976,7 @@ _020059FE:
 	add r2, r0, #0x0
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	sub r2, #0x2d
-	bl FUN_02004D20
+	bl GF_SndPlayerSetTrackPitch
 	b _02005AC2
 _02005A2E:
 	add r0, r4, #0x0
@@ -984,7 +984,7 @@ _02005A2E:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	add r0, r4, #0x0
 	mov r1, #0x1
 	add r2, r6, #0x0
@@ -993,7 +993,7 @@ _02005A2E:
 	add r2, r0, #0x0
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	sub r2, #0x61
-	bl FUN_02004D20
+	bl GF_SndPlayerSetTrackPitch
 	b _02005AC2
 _02005A56:
 	add r0, r4, #0x0
@@ -1001,7 +1001,7 @@ _02005A56:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x1
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	add r0, r4, #0x0
 	mov r1, #0x1
 	add r2, r6, #0x0
@@ -1013,7 +1013,7 @@ _02005A56:
 	add r2, r0, #0x0
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	sub r2, #0x61
-	bl FUN_02004D20
+	bl GF_SndPlayerSetTrackPitch
 	b _02005AC2
 _02005A86:
 	add r0, r4, #0x0
@@ -1028,11 +1028,11 @@ _02005A86:
 	ldr r1, _02005AB8 ; =0x0000FFFF
 	mov r0, #0x8
 	add r2, r5, #0x0
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	mov r0, #0x8
 	add r1, r6, #0x0
 	mov r2, #0x0
-	bl FUN_02004828
+	bl GF_SndPlayerMoveVolume
 	b _02005AC2
 	.balign 4
 _02005AB4: .word 0x000001B9
@@ -1052,7 +1052,7 @@ FUN_02005AC8: ; 0x02005AC8
 	add r5, r0, #0x0
 	add r0, r4, #0x0
 	add r1, r2, #0x0
-	bl FUN_0200483C
+	bl GF_SndPlayerSetInitialVolume
 	add r0, r5, #0x0
 	add r1, r4, #0x0
 	bl FUN_02004858
@@ -1109,11 +1109,11 @@ FUN_02005B2C: ; 0x02005B2C
 	bne _02005B58
 	mov r0, #0x1
 	mov r1, #0x0
-	bl FUN_02004828
+	bl GF_SndPlayerMoveVolume
 	ldr r2, [r5, #0x0]
 	mov r0, #0x8
 	mov r1, #0x0
-	bl FUN_02004828
+	bl GF_SndPlayerMoveVolume
 _02005B58:
 	ldr r0, [r5, #0x0]
 	sub r0, r0, #0x1
@@ -1186,7 +1186,7 @@ FUN_02005BC8: ; 0x02005BC8
 	ldr r1, _02005BF4 ; =0x0000FFFF
 	mov r0, #0x8
 	add r2, r4, #0x0
-	bl FUN_02004D20
+	bl GF_SndPlayerSetTrackPitch
 	add r0, r5, #0x0
 	pop {r3-r5, pc}
 	.balign 4
@@ -1237,7 +1237,7 @@ _02005C48:
 	mov r1, #0x3
 	bl GF_Snd_LoadSeqEx
 	mov r0, #0x2
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	add r1, r5, #0x0
 	bl NNS_SndArcPlayerStartSeq
 	add r4, r0, #0x0
@@ -1254,7 +1254,7 @@ FUN_02005C74: ; 0x02005C74
 	bl FUN_02003D38
 	add r4, r0, #0x0
 	mov r0, #0x2
-	bl FUN_020048BC
+	bl GF_SndPlayerCountPlayingSeqByPlayerNo
 	cmp r0, #0x0
 	beq _02005C8C
 	mov r0, #0x1
@@ -1277,7 +1277,7 @@ FUN_02005CA0: ; 0x02005CA0
 	push {r4, lr}
 	add r4, r0, #0x0
 	mov r0, #0x2
-	bl FUN_02003FF4
+	bl GetSoundPlayer
 	add r1, r4, #0x0
 	bl NNS_SndPlayerStopSeq
 	mov r0, #0x6
diff --git a/arm9/asm/unk_02005CFC.s b/arm9/asm/unk_02005CFC.s
index 8e521c5c..e56b613f 100644
--- a/arm9/asm/unk_02005CFC.s
+++ b/arm9/asm/unk_02005CFC.s
@@ -172,7 +172,7 @@ _02005E48:
 	str r0, [sp, #0x14]
 	str r0, [sp, #0x18]
 	add r0, sp, #0x0
-	bl FUN_02004914
+	bl GF_MIC_StartAutoSampling
 	add sp, #0x1c
 	pop {pc}
 	nop
@@ -180,10 +180,10 @@ _02005E60: .word 0x00004174
 
 	thumb_func_start FUN_02005E64
 FUN_02005E64: ; 0x02005E64
-	ldr r3, _02005E68 ; =FUN_0200491C
+	ldr r3, _02005E68 ; =GF_MIC_StopAutoSampling
 	bx r3
 	.balign 4
-_02005E68: .word FUN_0200491C
+_02005E68: .word GF_MIC_StopAutoSampling
 
 	thumb_func_start FUN_02005E6C
 FUN_02005E6C: ; 0x02005E6C
diff --git a/arm9/global.inc b/arm9/global.inc
index 284d26bf..73eddc70 100644
--- a/arm9/global.inc
+++ b/arm9/global.inc
@@ -276,7 +276,7 @@
 .extern GF_Snd_LoadSeqEx
 .extern GF_Snd_LoadWaveArc
 .extern GF_Snd_LoadBank
-.extern FUN_02003FF4
+.extern GetSoundPlayer
 .extern FUN_02004018
 .extern FUN_020040F4
 .extern FUN_02004104
@@ -291,19 +291,19 @@
 .extern FUN_02004748
 .extern FUN_020047C8
 .extern FUN_02004810
-.extern FUN_02004828
-.extern FUN_0200483C
+.extern GF_SndPlayerMoveVolume
+.extern GF_SndPlayerSetInitialVolume
 .extern FUN_02004858
 .extern FUN_0200488C
-.extern FUN_020048A0
-.extern FUN_020048BC
+.extern GF_SndArcPlayerStartSeqEx
+.extern GF_SndPlayerCountPlayingSeqByPlayerNo
 .extern FUN_020048D0
-.extern FUN_020048EC
+.extern  GF_SndPlayerGetSeqNo
 .extern FUN_020048F4
 .extern FUN_02004900
-.extern FUN_02004914
-.extern FUN_0200491C
-.extern FUN_02004928
+.extern GF_MIC_StartAutoSampling
+.extern GF_MIC_StopAutoSampling
+.extern GF_MIC_DoSamplingAsync
 .extern FUN_02004930
 .extern FUN_02004984
 .extern FUN_02004A04
@@ -315,16 +315,16 @@
 .extern FUN_02004AF8
 .extern FUN_02004B30
 .extern FUN_02004C3C
-.extern FUN_02004C80
-.extern FUN_02004CA4
-.extern FUN_02004CAC
+.extern GF_SndCaptureStartReverb
+.extern GF_SndCaptureStopReverb
+.extern GF_SndCaptureSetReverbVolume
 .extern FUN_02004CB4
-.extern FUN_02004CFC
+.extern GF_SndCaptureStopEffect
 .extern FUN_02004D04
-.extern FUN_02004D20
+.extern GF_SndPlayerSetTrackPitch
 .extern FUN_02004D34
-.extern FUN_02004D4C
-.extern FUN_02004D60
+.extern GF_SndPlayerSetTrackPan
+.extern GF_SndSetMonoFlag
 .extern FUN_02004D74
 .extern FUN_02004D94
 .extern FUN_02004DB4
@@ -335,10 +335,10 @@
 .extern FUN_02004E8C
 .extern FUN_02004E98
 .extern FUN_02004F28
-.extern FUN_02004F64
+.extern GF_SndPlayerGetTick
 .extern FUN_02004F70
 .extern FUN_0200516C
-.extern FUN_020051EC
+.extern GF_SndPlayerSetPlayerVolume
 .extern FUN_020051F4
 .extern FUN_0200521C
 .extern FUN_02005308
diff --git a/arm9/modules/12/asm/module_12.s b/arm9/modules/12/asm/module_12.s
index 53833b86..0df8207d 100644
--- a/arm9/modules/12/asm/module_12.s
+++ b/arm9/modules/12/asm/module_12.s
@@ -5564,7 +5564,7 @@ MOD12_022303C0: ; 0x022303C0
 	str r2, [r4, r0]
 	mov r0, #7
 	str r1, [r3, #4]
-	bl FUN_02004F64
+	bl GF_SndPlayerGetTick
 	ldr r1, _02230498 ; =0x00000AF8
 	ldr r1, [r4, r1]
 	mul r0, r1
diff --git a/arm9/modules/16/asm/module_16.s b/arm9/modules/16/asm/module_16.s
index 73e8460b..16b3c00d 100644
--- a/arm9/modules/16/asm/module_16.s
+++ b/arm9/modules/16/asm/module_16.s
@@ -71,7 +71,7 @@ _021D7546:
 	str r0, [r4]
 	mov r0, #1
 	mov r1, #0x2a
-	bl FUN_020051EC
+	bl GF_SndPlayerSetPlayerVolume
 	mov r0, #1
 	add sp, #0x20
 	pop {r3, r4, r5, pc}
@@ -171,7 +171,7 @@ _021D7630:
 	bl DestroyHeap
 	mov r0, #1
 	mov r1, #0x7f
-	bl FUN_020051EC
+	bl GF_SndPlayerSetPlayerVolume
 	mov r0, #1
 	pop {r4, pc}
 	thumb_func_end MOD16_021D7614
@@ -44271,7 +44271,7 @@ _021EBCD4:
 	cmp r0, #1
 	bne _021EBCE6
 	mov r0, #0
-	bl FUN_02004CA4
+	bl GF_SndCaptureStopReverb
 _021EBCE6:
 	ldr r0, [r4, #0x50]
 	cmp r0, #2
@@ -44291,13 +44291,13 @@ _021EBD02:
 	ldr r0, [r4, #0x50]
 	cmp r0, #2
 	bne _021EBD0C
-	bl FUN_02004CFC
+	bl GF_SndCaptureStopEffect
 _021EBD0C:
 	ldr r0, [r4, #0x50]
 	cmp r0, #1
 	beq _021EBD1C
 	mov r0, #0
-	bl FUN_02004C80
+	bl GF_SndCaptureStartReverb
 	mov r0, #1
 	str r0, [r4, #0x50]
 _021EBD1C:
@@ -44316,7 +44316,7 @@ _021EBD26:
 	sub r0, r0, #1
 _021EBD34:
 	mov r1, #0
-	bl FUN_02004CAC
+	bl GF_SndCaptureSetReverbVolume
 	pop {r4, pc}
 	thumb_func_end MOD16_021EBCC4
 
@@ -44710,12 +44710,12 @@ MOD16_021EC010: ; 0x021EC010
 	cmp r0, #1
 	bne _021EC020
 	mov r0, #0
-	bl FUN_02004CA4
+	bl GF_SndCaptureStopReverb
 _021EC020:
 	ldr r0, [r4, #0x50]
 	cmp r0, #2
 	bne _021EC02A
-	bl FUN_02004CFC
+	bl GF_SndCaptureStopEffect
 _021EC02A:
 	mov r0, #0
 	str r0, [r4, #0x50]
@@ -44855,7 +44855,7 @@ MOD16_021EC0E8: ; 0x021EC0E8
 	ldr r1, _021EC10C ; =0x0000FFFF
 	ldr r2, [r4, #0x40]
 	mov r0, #1
-	bl FUN_02004D4C
+	bl GF_SndPlayerSetTrackPan
 	ldr r0, [r4, #0x44]
 	bl MOD16_021EC110
 _021EC108:
@@ -44866,13 +44866,13 @@ _021EC10C: .word 0x0000FFFF
 
 	thumb_func_start MOD16_021EC110
 MOD16_021EC110: ; 0x021EC110
-	ldr r3, _021EC11C ; =FUN_02004828
+	ldr r3, _021EC11C ; =GF_SndPlayerMoveVolume
 	add r1, r0, #0
 	mov r0, #8
 	mov r2, #0
 	bx r3
 	nop
-_021EC11C: .word FUN_02004828
+_021EC11C: .word GF_SndPlayerMoveVolume
 	thumb_func_end MOD16_021EC110
 
 	thumb_func_start MOD16_021EC120
@@ -44988,12 +44988,12 @@ MOD16_021EC1DC: ; 0x021EC1DC
 	ldr r1, _021EC1F8 ; =0x0000FFFF
 	mov r0, #1
 	add r2, r4, #0
-	bl FUN_02004D20
+	bl GF_SndPlayerSetTrackPitch
 	add r4, #0x14
 	ldr r1, _021EC1F8 ; =0x0000FFFF
 	mov r0, #8
 	add r2, r4, #0
-	bl FUN_02004D20
+	bl GF_SndPlayerSetTrackPitch
 	pop {r4, pc}
 	.align 2, 0
 _021EC1F8: .word 0x0000FFFF
diff --git a/arm9/modules/18/asm/module_18.s b/arm9/modules/18/asm/module_18.s
index 074ed1e0..a7e887c2 100644
--- a/arm9/modules/18/asm/module_18.s
+++ b/arm9/modules/18/asm/module_18.s
@@ -17263,7 +17263,7 @@ MOD18_02241AD0: ; 0x02241AD0
 	ldr r2, _02241D24 ; =MOD18_02241AB4
 	mov r3, #0
 	mov r0, #2
-	bl FUN_02004928
+	bl GF_MIC_DoSamplingAsync
 	ldr r0, _02241D28 ; =0x022513A0
 	ldr r2, [r0, #4]
 	ldr r0, _02241D2C ; =0x00000B3B
@@ -20447,7 +20447,7 @@ _02243402:
 	ldr r2, _02243530 ; =MOD18_02241AB4
 	mov r0, #2
 	mov r3, #0
-	bl FUN_02004928
+	bl GF_MIC_DoSamplingAsync
 	ldr r0, [r5, #0x14]
 	add r0, r0, #1
 	str r0, [r5, #0x14]
diff --git a/arm9/modules/56/asm/module_56.s b/arm9/modules/56/asm/module_56.s
index 7e036d8c..61f44b88 100644
--- a/arm9/modules/56/asm/module_56.s
+++ b/arm9/modules/56/asm/module_56.s
@@ -8528,7 +8528,7 @@ _022161A8:
 	mov r0, #7
 	mov r1, #0x12
 	mov r2, #0
-	bl FUN_02004828
+	bl GF_SndPlayerMoveVolume
 	mov r0, #0x7f
 	mov r1, #0x1e
 	mov r2, #1
diff --git a/arm9/modules/57/asm/module_57.s b/arm9/modules/57/asm/module_57.s
index 52ef15ff..bbf164b2 100644
--- a/arm9/modules/57/asm/module_57.s
+++ b/arm9/modules/57/asm/module_57.s
@@ -225,7 +225,7 @@ _021D76A8:
 	bl FUN_02033F20
 	mov r0, #1
 	mov r1, #0x2a
-	bl FUN_020051EC
+	bl GF_SndPlayerSetPlayerVolume
 	mov r0, #6
 	str r0, [sp]
 	mov r0, #1
@@ -564,7 +564,7 @@ MOD57_021D7944: ; 0x021D7944
 	bl DestroyHeap
 	mov r0, #1
 	mov r1, #0x7f
-	bl FUN_020051EC
+	bl GF_SndPlayerSetPlayerVolume
 	mov r0, #1
 	pop {r3, r4, r5, pc}
 	.align 2, 0
@@ -4129,7 +4129,7 @@ _021D95FE:
 	beq _021D9612
 	ldrb r0, [r5]
 	add r0, r0, #3
-	bl FUN_020048BC
+	bl GF_SndPlayerCountPlayingSeqByPlayerNo
 	cmp r0, #0
 	bne _021D9612
 	strb r6, [r5, #1]
@@ -4279,7 +4279,7 @@ MOD57_021D96F4: ; 0x021D96F4
 	add r4, r1, #0
 	ldr r2, _021D9720 ; =0x00000694
 	add r1, r0, #0
-	bl FUN_020048A0
+	bl GF_SndArcPlayerStartSeqEx
 	ldr r2, _021D9724 ; =0x021D9A00
 	lsl r3, r4, #1
 	ldrh r2, [r2, r3]
@@ -4290,7 +4290,7 @@ MOD57_021D96F4: ; 0x021D96F4
 	ldr r1, _021D9728 ; =0x0000FFFF
 	add r0, r5, #3
 	sub r2, r2, r3
-	bl FUN_02004D20
+	bl GF_SndPlayerSetTrackPitch
 	pop {r4, r5, r6, pc}
 	.align 2, 0
 _021D9720: .word 0x00000694
diff --git a/arm9/modules/60/asm/module_60.s b/arm9/modules/60/asm/module_60.s
index bce93cc6..6d3eade4 100644
--- a/arm9/modules/60/asm/module_60.s
+++ b/arm9/modules/60/asm/module_60.s
@@ -205,7 +205,7 @@ _021D7680:
 	ldrh r0, [r4, #0x18]
 	lsl r0, r0, #0x1a
 	lsr r0, r0, #0x1e
-	bl FUN_02004D60
+	bl GF_SndSetMonoFlag
 	ldrh r1, [r4, #0x18]
 	mov r0, #0
 	lsl r1, r1, #0x16
@@ -1257,7 +1257,7 @@ _021D7F26:
 	add r0, r0, r1
 	add r0, #0x5e
 	ldrh r0, [r0]
-	bl FUN_02004D60
+	bl GF_SndSetMonoFlag
 	b _021D7F54
 _021D7F3C:
 	cmp r0, #4
diff --git a/arm9/src/sound.c b/arm9/src/sound.c
index bc30b97a..6efef50a 100644
--- a/arm9/src/sound.c
+++ b/arm9/src/sound.c
@@ -37,7 +37,7 @@ void InitSoundData(struct SaveChatotSoundClip * chatot, struct Options * options
     FUN_020040A4(sdat);
     UNK_02107074 = 0;
     sdat->chatot = chatot;
-    FUN_02004D60(options->soundMethod);
+    GF_SndSetMonoFlag(options->soundMethod);
 }
 
 void DoSoundUpdateFrame(void)
@@ -97,7 +97,7 @@ void FUN_02003CE8(int a0)
 BOOL FUN_02003D04(void)
 {
     struct SoundData * sdat = GetSoundDataPointer();
-    if (FUN_020048BC(2))
+    if (GF_SndPlayerCountPlayingSeqByPlayerNo(2))
         return TRUE;
     return sdat->unk_BCD12 != 0;
 }
@@ -244,7 +244,7 @@ BOOL GF_Snd_LoadBank(int bankNo)
     return NNS_SndArcLoadBank(bankNo, sdat->heap);
 }
 
-u32 * FUN_02003FF4(int playerNo)
+u32 * GetSoundPlayer(int playerNo)
 {
     struct SoundData * sdat = GetSoundDataPointer();
     if (playerNo >= (s32)NELEMS(sdat->players))
@@ -315,6 +315,6 @@ void GF_InitMic(void)
 void FUN_020040DC(void)
 {
     NNS_SndPlayerStopSeqByPlayerNo(7, 0);
-    FUN_02003FF4(7);
+    GetSoundPlayer(7);
     NNS_SndHandleReleaseSeq();
 }
diff --git a/arm9/src/unk_020040F4.c b/arm9/src/unk_020040F4.c
index d8624329..c1809fbc 100644
--- a/arm9/src/unk_020040F4.c
+++ b/arm9/src/unk_020040F4.c
@@ -19,7 +19,7 @@ extern void NNS_SndPlayerMoveVolume(u32 *, u32, u32);
 extern void NNS_SndPlayerSetInitialVolume(u32 *, s32);
 extern void *NNS_SndArcGetSeqParam(u32);
 extern void NNS_SndArcPlayerStartSeqEx(u32 *, u32, s32, s32, u32);
-extern BOOL NNS_SndPlayerCountPlayingSeqByPlayerNo(int);
+extern u16 NNS_SndPlayerCountPlayingSeqByPlayerNo(int);
 extern u32 NNS_SndPlayerGetSeqNo(u32 *);
 extern u32 NNS_SndArcGetBankInfo(u32);
 extern u32 MIC_StartAutoSampling(u32);
@@ -39,7 +39,7 @@ extern s32 NNS_SndArcReadFile(u32, void *, u32, u32);
 extern BOOL NNS_SndCaptureIsActive();
 extern u32 NNS_SndCaptureStartReverb(void *, u32, u32, u32, u32);
 extern void NNS_SndCaptureStopReverb(u32);
-extern void NNS_SndCaptureSetReverbVolume();
+extern void NNS_SndCaptureSetReverbVolume(u32,u32);
 extern u32 NNS_SndCaptureStartEffect(void *, u32, u32, u32, u32, void (*)(), void *);
 extern void NNS_SndCaptureStopEffect();
 extern void NNS_SndPlayerSetTrackPitch(u32 *, u32, u32);
@@ -311,7 +311,7 @@ THUMB_FUNC void FUN_020044A8(s32 param0)
     GF_Snd_SaveState(ptr3);
 }
 
-THUMB_FUNC void FUN_020044D4(int param0, u32 param1)
+THUMB_FUNC void FUN_020044D4(int seqNo, u32 param1)
 {
 #pragma unused(param1)
 
@@ -319,9 +319,9 @@ THUMB_FUNC void FUN_020044D4(int param0, u32 param1)
 
     FUN_02003D38(23);
     FUN_02003D38(31);
-    u32 r4 = FUN_020048EC(FUN_02003FF4(0));
+    u32 r4 =  GF_SndPlayerGetSeqNo(GetSoundPlayer(0));
 
-    if (*ptr == 0 && r4 == param0 && FUN_02004140() != 1152)
+    if (*ptr == 0 && r4 == seqNo && FUN_02004140() != 1152)
     {
         return;
     }
@@ -329,7 +329,7 @@ THUMB_FUNC void FUN_020044D4(int param0, u32 param1)
     FUN_02004DBC(1);
     FUN_02005454();
 
-    if (r4 != param0)
+    if (r4 != seqNo)
     {
         FUN_020047C8(1, 0);
         FUN_0200541C();
@@ -341,15 +341,15 @@ THUMB_FUNC void FUN_020044D4(int param0, u32 param1)
         FUN_02004180(4);
         GF_Snd_SaveState((int *)FUN_02003D38(25));
 
-        if (r4 != param0)
+        if (r4 != seqNo)
         {
             FUN_020047C8(1, 0);
         }
-        FUN_02004568(param0, (u16)r4);
+        FUN_02004568(seqNo, (u16)r4);
         return;
     }
 
-    FUN_0200521C(param0);
+    FUN_0200521C(seqNo);
 }
 
 THUMB_FUNC void FUN_02004568(int seqNo, u16 param1)
@@ -375,7 +375,7 @@ THUMB_FUNC void FUN_02004568(int seqNo, u16 param1)
     FUN_02004DBC(0);
 }
 
-THUMB_FUNC void FUN_020045C4(int param0, u32 param1)
+THUMB_FUNC void FUN_020045C4(int seqNo, u32 param1)
 {
     u8 *ptr = FUN_02003D38(18);
     u16 *ptr2 = FUN_02003D38(31);
@@ -395,7 +395,7 @@ THUMB_FUNC void FUN_020045C4(int param0, u32 param1)
     u32 r0 = FUN_02004900(*ptr2);
     if (r0 != 1001 && r0 != 1003)
     {
-        GF_Snd_LoadSeqEx(param0, 4);
+        GF_Snd_LoadSeqEx(seqNo, 4);
         GF_ASSERT(FALSE);
     }
     else
@@ -538,10 +538,10 @@ THUMB_FUNC void FUN_020047C8(u8 param0, u8 param1)
 
     if (param1 == 0)
     {
-        FUN_02004110((u16)FUN_020048EC(FUN_02003FF4(r4)));
+        FUN_02004110((u16) GF_SndPlayerGetSeqNo(GetSoundPlayer(r4)));
     }
 
-    NNS_SndPlayerPause(FUN_02003FF4(r4), param1);
+    NNS_SndPlayerPause(GetSoundPlayer(r4), param1);
     *ptr = param1;
 }
 
@@ -553,12 +553,12 @@ THUMB_FUNC void FUN_02004810()
     *ptr2 = 0;
 }
 
-THUMB_FUNC void FUN_02004828(int param0, u32 param1, u32 param2)
+THUMB_FUNC void GF_SndPlayerMoveVolume(int playerNo, u32 param1, u32 param2)
 {
-    NNS_SndPlayerMoveVolume(FUN_02003FF4(param0), param1, param2);
+    NNS_SndPlayerMoveVolume(GetSoundPlayer(playerNo), param1, param2);
 }
 
-THUMB_FUNC void FUN_0200483C(int param0, s32 param1)
+THUMB_FUNC void GF_SndPlayerSetInitialVolume(int playerNo, s32 param1)
 {
     if (param1 < 0)
     {
@@ -570,14 +570,14 @@ THUMB_FUNC void FUN_0200483C(int param0, s32 param1)
         param1 = 127;
     }
 
-    NNS_SndPlayerSetInitialVolume(FUN_02003FF4(param0), param1);
+    NNS_SndPlayerSetInitialVolume(GetSoundPlayer(playerNo), param1);
 }
 
-THUMB_FUNC void FUN_02004858(u32 param0, int param1)
+THUMB_FUNC void FUN_02004858(u32 param0, int playerNo)
 {
     u8 *ret = NNS_SndArcGetSeqParam(param0);
     u8 r4;
-    if (param1 == 1 || param1 == 8)
+    if (playerNo == 1 || playerNo == 8)
     {
         r4 = 127;
     }
@@ -593,25 +593,25 @@ THUMB_FUNC void FUN_02004858(u32 param0, int param1)
 
     if (FUN_020313EC() == 1)
     {
-        FUN_0200483C(param1, r4 / 5);
+        GF_SndPlayerSetInitialVolume(playerNo, r4 / 5);
     }
 }
 
 THUMB_FUNC void FUN_0200488C(u16 param0, u16 param1)
 {
-    FUN_0200483C((int)FUN_02004018(FUN_020048D0(param0)), param1);
+    GF_SndPlayerSetInitialVolume((int)FUN_02004018(FUN_020048D0(param0)), param1);
 }
 
-THUMB_FUNC void FUN_020048A0(int param0, u32 param1, u32 param2)
+THUMB_FUNC void GF_SndArcPlayerStartSeqEx(int playerNo, u32 param1, u32 param2)
 {
-    NNS_SndArcPlayerStartSeqEx(FUN_02003FF4(param0), param1, -1, -1, param2);
+    NNS_SndArcPlayerStartSeqEx(GetSoundPlayer(playerNo), param1, -1, -1, param2);
 }
 
-THUMB_FUNC BOOL FUN_020048BC(int param0)
+THUMB_FUNC u16 GF_SndPlayerCountPlayingSeqByPlayerNo(int playerNo)
 {
-    GF_ASSERT(param0 >= 0);
+    GF_ASSERT(playerNo >= 0);
 
-    return NNS_SndPlayerCountPlayingSeqByPlayerNo(param0);
+    return NNS_SndPlayerCountPlayingSeqByPlayerNo(playerNo);
 }
 
 THUMB_FUNC u8 FUN_020048D0(u16 param0)
@@ -630,7 +630,7 @@ THUMB_FUNC u8 FUN_020048D0(u16 param0)
     return ptr[5];
 }
 
-THUMB_FUNC u32 FUN_020048EC(u32 *param0)
+THUMB_FUNC u32  GF_SndPlayerGetSeqNo(u32 *param0)
 {
     return NNS_SndPlayerGetSeqNo(param0);
 }
@@ -651,19 +651,19 @@ THUMB_FUNC u16 FUN_02004900(u16 param0)
     return *ptr;
 }
 
-THUMB_FUNC u32 FUN_02004914(u32 param0)
+THUMB_FUNC u32 GF_MIC_StartAutoSampling(u32 param0)
 {
     return MIC_StartAutoSampling(param0);
 }
 
-THUMB_FUNC u32 FUN_0200491C(u32 param0)
+THUMB_FUNC u32 GF_MIC_StopAutoSampling(u32 param0)
 {
 #pragma unused(param0)
     GetSoundDataPointer();
     return MIC_StopAutoSampling();
 }
 
-THUMB_FUNC u32 FUN_02004928(u32 param0, u32 param1, u32 param2, u32 param3)
+THUMB_FUNC u32 GF_MIC_DoSamplingAsync(u32 param0, u32 param1, u32 param2, u32 param3)
 {
     return MIC_DoSamplingAsync(param0, param1, param2, param3);
 }
@@ -915,26 +915,26 @@ THUMB_FUNC void FUN_02004C3C(u32 param0)
     }
 }
 
-THUMB_FUNC BOOL FUN_02004C78()
+THUMB_FUNC BOOL GF_SndCaptureIsActive()
 {
     return NNS_SndCaptureIsActive();
 }
 
-THUMB_FUNC u32 FUN_02004C80(u32 param0)
+THUMB_FUNC u32 GF_SndCaptureStartReverb(u32 param0)
 {
     GetSoundDataPointer();
 
     return NNS_SndCaptureStartReverb(FUN_02003D38(3), 0x1000, 0, 0x3E80, param0);
 }
 
-THUMB_FUNC void FUN_02004CA4(u32 param0)
+THUMB_FUNC void GF_SndCaptureStopReverb(u32 param0)
 {
     NNS_SndCaptureStopReverb(param0);
 }
 
-THUMB_FUNC void FUN_02004CAC()
+THUMB_FUNC void GF_SndCaptureSetReverbVolume(u32 param0, u32 param1)
 {
-    NNS_SndCaptureSetReverbVolume();
+    NNS_SndCaptureSetReverbVolume(param0, param1);
 }
 
 THUMB_FUNC void FUN_02004CB4()
@@ -949,7 +949,7 @@ THUMB_FUNC void FUN_02004CB4()
     NNS_SndCaptureStartEffect(r4, 0x1000, 0, 0x55F0, 2, FUN_02005068, st8);
 }
 
-THUMB_FUNC void FUN_02004CFC()
+THUMB_FUNC void GF_SndCaptureStopEffect()
 {
     NNS_SndCaptureStopEffect();
 }
@@ -970,22 +970,22 @@ THUMB_FUNC void FUN_02004D04(s32 param0)
     *ptr = (u8)param0;
 }
 
-THUMB_FUNC void FUN_02004D20(int param0, u32 param1, u32 param2)
+THUMB_FUNC void GF_SndPlayerSetTrackPitch(int playerNo, u32 param1, u32 param2)
 {
-    NNS_SndPlayerSetTrackPitch(FUN_02003FF4(param0), param1, param2);
+    NNS_SndPlayerSetTrackPitch(GetSoundPlayer(playerNo), param1, param2);
 }
 
 THUMB_FUNC void FUN_02004D34(u16 param0, u32 param1, u32 param2)
 {
-    FUN_02004D20((int)FUN_02004018(FUN_020048D0(param0)), param1, param2);
+    GF_SndPlayerSetTrackPitch((int)FUN_02004018(FUN_020048D0(param0)), param1, param2);
 }
 
-THUMB_FUNC void FUN_02004D4C(int param0, u32 param1, u32 param2)
+THUMB_FUNC void GF_SndPlayerSetTrackPan(int playerNo, u32 param1, u32 param2)
 {
-    NNS_SndPlayerSetTrackPan(FUN_02003FF4(param0), param1, param2);
+    NNS_SndPlayerSetTrackPan(GetSoundPlayer(playerNo), param1, param2);
 }
 
-THUMB_FUNC void FUN_02004D60(u32 param0)
+THUMB_FUNC void GF_SndSetMonoFlag(u32 param0)
 {
     NNS_SndSetMonoFlag(param0);
     UNK_021C3DD8[0] = param0;
@@ -1129,7 +1129,7 @@ THUMB_FUNC u32 FUN_02004ED0(s32 param0)
 THUMB_FUNC u32 FUN_02004F28(u32 param0, struct UnkStruct_020040F4_2 *param1, s32 param2)
 {
 #pragma unused(param0)
-    u32 r4 = FUN_02004F64(1);
+    u32 r4 = GF_SndPlayerGetTick(1);
     u32 r5 = param1->unk08;
 
     s32 r1 = (param2 / (3 * 0x100)) << 1;
@@ -1156,9 +1156,9 @@ THUMB_FUNC u32 FUN_02004F28(u32 param0, struct UnkStruct_020040F4_2 *param1, s32
     return r0;
 }
 
-THUMB_FUNC u32 FUN_02004F64(int param0)
+THUMB_FUNC u32 GF_SndPlayerGetTick(int playerNo)
 {
-    return NNS_SndPlayerGetTick(FUN_02003FF4(param0));
+    return NNS_SndPlayerGetTick(GetSoundPlayer(playerNo));
 }
 
 THUMB_FUNC void FUN_02004F70(
@@ -1330,25 +1330,25 @@ THUMB_FUNC void FUN_0200516C(u32 param0)
     if (param0 == 0)
     {
         FUN_02005160(0x7ff);
-        FUN_02004CA4(0);
+        GF_SndCaptureStopReverb(0);
     }
     else if (param0 == 1)
     {
         FUN_02005160(0x7fff);
-        FUN_02004C80(30);
+        GF_SndCaptureStartReverb(30);
     }
     else
     {
         FUN_02005160(0x7fff);
-        FUN_02004C80(15);
+        GF_SndCaptureStartReverb(15);
     }
 
-    FUN_02004C78();
+    GF_SndCaptureIsActive();
 }
 
 THUMB_FUNC void FUN_020051AC()
 {
-    if (FUN_02005404() == FALSE && FUN_020048EC(FUN_02003FF4(0)) != -1 && FUN_02004124() != 0x47e)
+    if (FUN_02005404() == FALSE &&  GF_SndPlayerGetSeqNo(GetSoundPlayer(0)) != -1 && FUN_02004124() != 0x47e)
     {
 
         FUN_02005454();
@@ -1359,7 +1359,7 @@ THUMB_FUNC void FUN_020051AC()
     FUN_0200541C();
 }
 
-THUMB_FUNC void FUN_020051EC(u32 param0, u8 param1)
+THUMB_FUNC void GF_SndPlayerSetPlayerVolume(u32 param0, u8 param1)
 {
     NNS_SndPlayerSetPlayerVolume(param0, param1);
 }
diff --git a/include/sound.h b/include/sound.h
index 781c6b5b..aa2f1641 100644
--- a/include/sound.h
+++ b/include/sound.h
@@ -62,7 +62,7 @@ BOOL GF_Snd_LoadSeq(int seqNo);
 BOOL GF_Snd_LoadSeqEx(int seqNo, u32 loadFlag);
 BOOL GF_Snd_LoadWaveArc(int waveArcNo);
 BOOL GF_Snd_LoadBank(int bankNo);
-u32 * FUN_02003FF4(int playerNo);
+u32 * GetSoundPlayer(int playerNo);
 u32 FUN_02004018(u32 a0);
 void DoSoundUpdateFrame(void);
 
diff --git a/include/unk_020040F4.h b/include/unk_020040F4.h
index 4169aca5..27ef83ea 100644
--- a/include/unk_020040F4.h
+++ b/include/unk_020040F4.h
@@ -52,19 +52,19 @@ void FUN_02004738();
 int FUN_02004748(s32 param0);
 void FUN_020047C8(u8 param0, u8 param1);
 void FUN_02004810();
-void FUN_02004828(int param0, u32 param1, u32 param2);
-void FUN_0200483C(int param0, s32 param1);
+void GF_SndPlayerMoveVolume(int param0, u32 param1, u32 param2);
+void GF_SndPlayerSetInitialVolume(int param0, s32 param1);
 void FUN_02004858(u32 param0, int param1);
 void FUN_0200488C(u16 param0, u16 param1);
-void FUN_020048A0(int param0, u32 param1, u32 param2);
-BOOL FUN_020048BC(int param0);
+void GF_SndArcPlayerStartSeqEx(int param0, u32 param1, u32 param2);
+u16 GF_SndPlayerCountPlayingSeqByPlayerNo(int param0);
 u8 FUN_020048D0(u16 param0);
-u32 FUN_020048EC(u32 *param0);
+u32  GF_SndPlayerGetSeqNo(u32 *param0);
 u32 FUN_020048F4(u16 param0);
 u16 FUN_02004900(u16 param0);
-u32 FUN_02004914(u32 param0);
-u32 FUN_0200491C(u32 param0);
-u32 FUN_02004928(u32 param0, u32 param1, u32 param2, u32 param3);
+u32 GF_MIC_StartAutoSampling(u32 param0);
+u32 GF_MIC_StopAutoSampling(u32 param0);
+u32 GF_MIC_DoSamplingAsync(u32 param0, u32 param1, u32 param2, u32 param3);
 void *FUN_02004930(u32 param0);
 u32 FUN_02004984(u32 param0);
 void FUN_02004A04(u32 param0);
@@ -77,17 +77,17 @@ void FUN_02004AF8(u32 param0, s32 param1);
 u32 FUN_02004B30(u32 param0, s32 param1, u32 param2, u32 param3, u32 param4);
 void FUN_02004C1C(u8 *param0, u32 param1);
 void FUN_02004C3C(u32 param0);
-BOOL FUN_02004C78();
-u32 FUN_02004C80(u32 param0);
-void FUN_02004CA4(u32 param0);
-void FUN_02004CAC();
+BOOL GF_SndCaptureIsActive();
+u32 GF_SndCaptureStartReverb(u32 param0);
+void GF_SndCaptureStopReverb(u32 param0);
+void GF_SndCaptureSetReverbVolume(u32 param0, u32 param1);
 void FUN_02004CB4();
-void FUN_02004CFC();
+void GF_SndCaptureStopEffect();
 void FUN_02004D04(s32 param0);
-void FUN_02004D20(int param0, u32 param1, u32 param2);
+void GF_SndPlayerSetTrackPitch(int param0, u32 param1, u32 param2);
 void FUN_02004D34(u16 param0, u32 param1, u32 param2);
-void FUN_02004D4C(int param0, u32 param1, u32 param2);
-void FUN_02004D60(u32 param0);
+void GF_SndPlayerSetTrackPan(int param0, u32 param1, u32 param2);
+void GF_SndSetMonoFlag(u32 param0);
 void FUN_02004D74(u32 param0);
 void FUN_02004D84(u32 param0);
 u16 FUN_02004D94();
@@ -102,10 +102,10 @@ u32 FUN_02004E8C(u32 *param0);
 u32 FUN_02004E98(s32 param0);
 u32 FUN_02004ED0(s32 param0);
 u32 FUN_02004F28(u32 param0, struct UnkStruct_020040F4_2 *param1, s32 param2);
-u32 FUN_02004F64(int param0);
+u32 GF_SndPlayerGetTick(int param0);
 void FUN_02004F70(struct UnkStruct_020040F4_2 *param0, u8 *param1, int param2, s32 param3);
 void FUN_02005068(s16 *param0, s16 *param1, u32 param2, u32 param3, void *param4);
 void FUN_02005160(u32 param0);
 void FUN_0200516C(u32 param0);
 void FUN_020051AC();
-void FUN_020051EC(u32 param0, u8 param1);
+void GF_SndPlayerSetPlayerVolume(u32 param0, u8 param1);