audio docs from the decomp

include/sf64audio_provisional.h

@@ -1029,8 +1029,8 @@ typedef struct {
 #define SEQ_BYTE2(seqId) (((seqId) & (0xFF << 16)) >> 13 & 0xFFFF)
 
 // audio_synthesis
-void func_80008780(f32*, s32, f32*);
-Acmd* func_80009B64(Acmd* aList, s32* cmdCount, s16* aiBufStart, s32 aiBufLen);
+void AudioSynth_HartleyTransform(f32*, s32, f32*);
+Acmd* AudioSynth_Update(Acmd* aList, s32* cmdCount, s16* aiBufStart, s32 aiBufLen);
 
 // audio_effects
 void Audio_SequencePlayerProcessSound(SequencePlayer* seqplayer);

linker_scripts/us/rev1/symbol_addrs_audio.txt

@@ -222,26 +222,26 @@ sAudioResetMsg = 0x8015661C;
 
 
 // functions
-func_800080C0 = 0x800080C0;
-func_80008364 = 0x80008364;
-func_80008780 = 0x80008780;
+AudioSynth_InitNextRingBuf = 0x800080C0;
+AudioSynth_InverseDiscreteCosineTransform = 0x80008364;
+AudioSynth_HartleyTransform = 0x80008780;
 func_80009124 = 0x80009124;
 func_80009504 = 0x80009504;
 func_8000967C = 0x8000967C;
 func_800097A8 = 0x800097A8;
-func_800098DC = 0x800098DC;
-func_80009984 = 0x80009984;
-func_80009A2C = 0x80009A2C;
-func_80009AAC = 0x80009AAC;
-func_80009B64 = 0x80009B64;
-func_80009D78 = 0x80009D78;
-func_8000A128 = 0x8000A128;
-func_8000A25C = 0x8000A25C;
-func_8000A700 = 0x8000A700;
-func_8000B3F0 = 0x8000B3F0;
-func_8000B480 = 0x8000B480;
-func_8000B51C = 0x8000B51C;
-func_8000B98C = 0x8000B98C;
+AudioSynth_LoadRingBufferPart = 0x800098DC;
+AudioSynth_SaveRingBufferPart = 0x80009984;
+AudioSynth_DisableSampleStates = 0x80009A2C;
+AudioSynth_SyncSampleStates = 0x80009AAC;
+AudioSynth_Update = 0x80009B64;
+AudioSynth_LoadReverbSamples = 0x80009D78;
+AudioSynth_SaveReverbSamples = 0x8000A128;
+AudioSynth_DoOneAudioUpdate = 0x8000A25C;
+AudioSynth_ProcessNote = 0x8000A700;
+AudioSynth_LoadWaveSamples = 0x8000B3F0;
+AudioSynth_FinalResample = 0x8000B480;
+AudioSynth_ProcessEnvelope = 0x8000B51C;
+AudioSynth_ApplyHaasEffect = 0x8000B98C;
 
 
 

src/audio/audio_general.c

@@ -2268,7 +2268,7 @@ void Audio_AnalyzeFrequencies(f32* buffer0, f32* buffer1, s32 length, f32* buffe
     buff1half1 = buffer1;
 
     // FFT buffer 1 using buffer 2
-    func_80008780(buffer1, length, buffer2);
+    AudioSynth_HartleyTransform(buffer1, length, buffer2);
 
     // handle i = 0 case
     buff0fromStart[0] = buff1half1[0];

src/audio/audio_thread.c

@@ -39,7 +39,7 @@ static const char devstr12[] = "Undefined Port Command %d\n";
 static const char devstr13[] = "specchg conjunction error (Msg:%d Cur:%d)\n";
 static const char devstr14[] = "Error : Queue is not empty ( %x ) \n";
 
-void AudioThread_CreateNextAudioBuffer(s16 *samples, u32 num_samples) {
+void AudioThread_CreateNextAudioBuffer(s16* samples, u32 num_samples) {
     static s32 gMaxAbiCmdCnt = 128;
     static SPTask* gWaitingAudioTask = NULL;
     s32 abiCmdCount;
@@ -79,7 +79,7 @@ void AudioThread_CreateNextAudioBuffer(s16 *samples, u32 num_samples) {
         AudioThread_ProcessCmds(msg.data32);
     }
 
-    gCurAbiCmdBuffer = func_80009B64(gCurAbiCmdBuffer, &abiCmdCount, samples, num_samples);
+    AudioSynth_Update(gCurAbiCmdBuffer, &abiCmdCount, samples, num_samples);
     memcpy(gAiBuffers[gCurAiBuffIndex], samples, num_samples);
     gAudioRandom = osGetCount() * (gAudioRandom + gAudioTaskCountQ);
 
@@ -163,7 +163,7 @@ SPTask* AudioThread_CreateTask() {
     while (MQ_GET_MESG(gThreadCmdProcQueue, &msg)) {
         AudioThread_ProcessCmds(msg);
     }
-    gCurAbiCmdBuffer = func_80009B64(gCurAbiCmdBuffer, &abiCmdCount, aiBuffer, gAiBuffLengths[aiBuffIndex]);
+    gCurAbiCmdBuffer = AudioSynth_Update(gCurAbiCmdBuffer, &abiCmdCount, aiBuffer, gAiBuffLengths[aiBuffIndex]);
     gAudioRandom = osGetCount() * (gAudioRandom + gAudioTaskCountQ);
     gAudioRandom = gAiBuffers[aiBuffIndex][gAudioTaskCountQ & 0xFF] + gAudioRandom;
 
@@ -317,26 +317,17 @@ void AudioThread_QueueCmd(AudioCmd cmd) {
 }
 
 void AudioThread_QueueCmdF32(u32 opArgs, f32 val) {
-    AudioCmd cmd = {
-        .opArgs = opArgs,
-        .asFloat = val
-    };
+    AudioCmd cmd = { .opArgs = opArgs, .asFloat = val };
     AudioThread_QueueCmd(cmd);
 }
 
 void AudioThread_QueueCmdS32(u32 opArgs, u32 val) {
-    AudioCmd cmd = {
-        .opArgs = opArgs,
-        .asInt = val
-    };
+    AudioCmd cmd = { .opArgs = opArgs, .asInt = val };
     AudioThread_QueueCmd(cmd);
 }
 
 void AudioThread_QueueCmdS8(u32 opArgs, s8 val) {
-    AudioCmd cmd = {
-        .opArgs = opArgs,
-        .asSbyte = val
-    };
+    AudioCmd cmd = { .opArgs = opArgs, .asSbyte = val };
     AudioThread_QueueCmd(cmd);
 }