mirror of
https://github.com/Fledge68/WiiFlow_Lite.git
synced 2024-11-30 15:14:18 +01:00
510 lines
9.4 KiB
C++
510 lines
9.4 KiB
C++
/***************************************************************************
|
|
* Copyright (C) 2010
|
|
* by Dimok
|
|
*
|
|
* This software is provided 'as-is', without any express or implied
|
|
* warranty. In no event will the authors be held liable for any
|
|
* damages arising from the use of this software.
|
|
*
|
|
* Permission is granted to anyone to use this software for any
|
|
* purpose, including commercial applications, and to alter it and
|
|
* redistribute it freely, subject to the following restrictions:
|
|
*
|
|
* 1. The origin of this software must not be misrepresented; you
|
|
* must not claim that you wrote the original software. If you use
|
|
* this software in a product, an acknowledgment in the product
|
|
* documentation would be appreciated but is not required.
|
|
*
|
|
* 2. Altered source versions must be plainly marked as such, and
|
|
* must not be misrepresented as being the original software.
|
|
*
|
|
* 3. This notice may not be removed or altered from any source
|
|
* distribution.
|
|
*
|
|
* for WiiXplorer 2010
|
|
***************************************************************************/
|
|
#include <unistd.h>
|
|
#include <string.h>
|
|
#include "SoundHandler.hpp"
|
|
#include "gui_sound.h"
|
|
#include "musicplayer.h"
|
|
#include "WavDecoder.hpp"
|
|
#include "loader/sys.h"
|
|
|
|
#define MAX_SND_VOICES 16
|
|
|
|
using namespace std;
|
|
|
|
static bool VoiceUsed[MAX_SND_VOICES] =
|
|
{
|
|
true, false, false, false, false, false,
|
|
false, false, false, false, false, false,
|
|
false, false, false, false
|
|
};
|
|
|
|
static inline int GetFirstUnusedVoice()
|
|
{
|
|
for(int i = 1; i < MAX_SND_VOICES; i++)
|
|
{
|
|
if(VoiceUsed[i] == false)
|
|
return i;
|
|
}
|
|
gprintf("ALL VOICES USED UP!!\n");
|
|
return -1;
|
|
}
|
|
|
|
extern "C" void SoundCallback(s32 voice)
|
|
{
|
|
SoundDecoder * decoder = SoundHandler::Instance()->Decoder(voice);
|
|
if(!decoder) return;
|
|
|
|
if(decoder->IsBufferReady())
|
|
{
|
|
if(ASND_AddVoice(voice, decoder->GetBuffer(), decoder->GetBufferSize()) == SND_OK)
|
|
{
|
|
decoder->LoadNext();
|
|
SoundHandler::Instance()->ThreadSignal();
|
|
}
|
|
}
|
|
else if(decoder->IsEOF())
|
|
ASND_StopVoice(voice);
|
|
else
|
|
SoundHandler::Instance()->ThreadSignal();
|
|
}
|
|
|
|
GuiSound::GuiSound()
|
|
{
|
|
voice = -1;
|
|
Init();
|
|
}
|
|
|
|
GuiSound::GuiSound(string filepath, int v)
|
|
{
|
|
voice = v;
|
|
Init();
|
|
Load(filepath.c_str());
|
|
}
|
|
|
|
GuiSound::GuiSound(const u8 * snd, u32 len, string name, bool isallocated, int v)
|
|
{
|
|
voice = v;
|
|
Init();
|
|
Load(snd, len, isallocated);
|
|
this->filepath = name;
|
|
}
|
|
|
|
GuiSound::GuiSound(GuiSound *g)
|
|
{
|
|
voice = -1;
|
|
|
|
Init();
|
|
if (g == NULL) return;
|
|
|
|
if (g->sound != NULL)
|
|
{
|
|
u8 * snd = (u8 *) malloc(g->length);
|
|
memcpy(snd, g->sound, length);
|
|
Load(snd, g->length, true);
|
|
}
|
|
else
|
|
Load(g->filepath.c_str());
|
|
}
|
|
|
|
GuiSound::~GuiSound()
|
|
{
|
|
FreeMemory();
|
|
VoiceUsed[voice] = false;
|
|
}
|
|
|
|
void GuiSound::Init()
|
|
{
|
|
sound = NULL;
|
|
length = 0;
|
|
|
|
if (voice == -1)
|
|
voice = GetFirstUnusedVoice();
|
|
if(voice > 0)
|
|
VoiceUsed[voice] = true;
|
|
|
|
volume = 255;
|
|
SoundEffectLength = 0;
|
|
loop = false;
|
|
allocated = false;
|
|
}
|
|
|
|
void GuiSound::FreeMemory()
|
|
{
|
|
Stop();
|
|
|
|
// Prevent reinitialization of SoundHandler since we're exiting
|
|
if (!Sys_Exiting())
|
|
SoundHandler::Instance()->RemoveDecoder(voice);
|
|
|
|
if(allocated)
|
|
{
|
|
SAFE_FREE(sound);
|
|
allocated = false;
|
|
}
|
|
filepath = "";
|
|
|
|
SoundEffectLength = 0;
|
|
}
|
|
|
|
bool GuiSound::Load(const char * filepath)
|
|
{
|
|
FreeMemory();
|
|
|
|
if(!filepath || filepath[strlen(filepath)-1] == '/' || strlen(filepath) < 4)
|
|
return false;
|
|
|
|
FILE * f = fopen(filepath, "rb");
|
|
if(!f)
|
|
{ gprintf("Failed to load file %s!!\n", filepath);
|
|
return false;
|
|
}
|
|
|
|
u32 magic;
|
|
fread(&magic, 1, 4, f);
|
|
fclose(f);
|
|
|
|
SoundHandler::Instance()->AddDecoder(voice, filepath);
|
|
gprintf("Loading %s using voice %d\n", filepath, voice);
|
|
SoundDecoder * decoder = SoundHandler::Instance()->Decoder(voice);
|
|
if(!decoder)
|
|
{ gprintf("No Decoder!!!\n");
|
|
return false;
|
|
}
|
|
|
|
if(!decoder->IsBufferReady())
|
|
{ gprintf("Buffer not ready!!n");
|
|
SoundHandler::Instance()->RemoveDecoder(voice);
|
|
return false;
|
|
}
|
|
|
|
this->filepath = filepath;
|
|
SetLoop(loop);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool GuiSound::Load(const u8 * snd, u32 len, bool isallocated)
|
|
{
|
|
FreeMemory();
|
|
this->voice = voice;
|
|
|
|
if(!snd)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if(!isallocated && *((u32 *) snd) == 'RIFF')
|
|
{
|
|
return LoadSoundEffect(snd, len);
|
|
}
|
|
|
|
if(*((u32 *) snd) == 'IMD5')
|
|
{
|
|
UncompressSoundbin(snd, len, isallocated);
|
|
}
|
|
else
|
|
{
|
|
sound = (u8 *) snd;
|
|
length = len;
|
|
allocated = isallocated;
|
|
}
|
|
|
|
SoundHandler::Instance()->AddDecoder(this->voice, sound, length);
|
|
|
|
SoundDecoder * decoder = SoundHandler::Instance()->Decoder(voice);
|
|
if(!decoder)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if(!decoder->IsBufferReady())
|
|
{
|
|
SoundHandler::Instance()->RemoveDecoder(voice);
|
|
return false;
|
|
}
|
|
|
|
SetLoop(loop);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool GuiSound::LoadSoundEffect(const u8 * snd, u32 len)
|
|
{
|
|
FreeMemory();
|
|
|
|
WavDecoder decoder(snd, len);
|
|
decoder.Rewind();
|
|
|
|
u32 done = 0;
|
|
sound = (u8 *) malloc(4096);
|
|
memset(sound, 0, 4096);
|
|
|
|
while(1)
|
|
{
|
|
u8 * tmpsnd = (u8 *) realloc(sound, done+4096);
|
|
if(!tmpsnd)
|
|
{
|
|
SAFE_FREE(sound);
|
|
return false;
|
|
}
|
|
|
|
sound = tmpsnd;
|
|
|
|
int read = decoder.Read(sound+done, 4096, done);
|
|
if(read <= 0)
|
|
break;
|
|
|
|
done += read;
|
|
}
|
|
|
|
sound = (u8 *) realloc(sound, done);
|
|
SoundEffectLength = done;
|
|
allocated = true;
|
|
|
|
return true;
|
|
}
|
|
|
|
void GuiSound::Play(int vol, bool restart)
|
|
{
|
|
if(SoundEffectLength > 0)
|
|
{
|
|
ASND_StopVoice(voice);
|
|
ASND_SetVoice(voice, VOICE_STEREO_16BIT, 32000, 0, sound, SoundEffectLength, vol, vol, NULL);
|
|
return;
|
|
}
|
|
|
|
if(IsPlaying() && !restart)
|
|
{
|
|
return;
|
|
}
|
|
|
|
if(voice < 0 || voice >= 16)
|
|
{
|
|
return;
|
|
}
|
|
|
|
SoundDecoder * decoder = SoundHandler::Instance()->Decoder(voice);
|
|
if(!decoder)
|
|
{
|
|
return;
|
|
}
|
|
|
|
ASND_StopVoice(voice);
|
|
if(decoder->IsEOF())
|
|
{
|
|
decoder->ClearBuffer();
|
|
decoder->Rewind();
|
|
decoder->Decode();
|
|
}
|
|
|
|
u8 * curbuffer = decoder->GetBuffer();
|
|
int bufsize = decoder->GetBufferSize();
|
|
decoder->LoadNext();
|
|
SoundHandler::Instance()->ThreadSignal();
|
|
|
|
ASND_SetVoice(voice, decoder->GetFormat(), decoder->GetSampleRate(), 0, curbuffer, bufsize, vol, vol, SoundCallback);
|
|
}
|
|
|
|
void GuiSound::Play()
|
|
{
|
|
Play(volume);
|
|
}
|
|
|
|
void GuiSound::Stop()
|
|
{
|
|
if (!IsPlaying()) return;
|
|
|
|
if(voice < 0 || voice >= 16)
|
|
return;
|
|
|
|
ASND_StopVoice(voice);
|
|
|
|
SoundDecoder * decoder = SoundHandler::Instance()->Decoder(voice);
|
|
if(!decoder)
|
|
{
|
|
return;
|
|
}
|
|
|
|
decoder->ClearBuffer();
|
|
Rewind();
|
|
|
|
SoundHandler::Instance()->ThreadSignal();
|
|
}
|
|
|
|
void GuiSound::Pause()
|
|
{
|
|
if(voice < 0 || voice >= 16)
|
|
return;
|
|
|
|
ASND_StopVoice(voice);
|
|
}
|
|
|
|
void GuiSound::Resume()
|
|
{
|
|
Play();
|
|
}
|
|
|
|
bool GuiSound::IsPlaying()
|
|
{
|
|
if(voice < 0 || voice >= 16)
|
|
return false;
|
|
|
|
int result = ASND_StatusVoice(voice);
|
|
|
|
if(result == SND_WORKING || result == SND_WAITING)
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
int GuiSound::GetVolume()
|
|
{
|
|
return volume;
|
|
}
|
|
|
|
void GuiSound::SetVolume(int vol)
|
|
{
|
|
if(voice < 0 || voice >= 16)
|
|
return;
|
|
|
|
if(vol < 0)
|
|
return;
|
|
|
|
volume = vol;
|
|
ASND_ChangeVolumeVoice(voice, volume, volume);
|
|
}
|
|
|
|
void GuiSound::SetLoop(u8 l)
|
|
{
|
|
loop = l;
|
|
|
|
SoundDecoder * decoder = SoundHandler::Instance()->Decoder(voice);
|
|
if(!decoder)
|
|
return;
|
|
|
|
decoder->SetLoop(l == 1);
|
|
}
|
|
|
|
void GuiSound::Rewind()
|
|
{
|
|
SoundDecoder * decoder = SoundHandler::Instance()->Decoder(voice);
|
|
if(!decoder)
|
|
return;
|
|
|
|
decoder->Rewind();
|
|
}
|
|
|
|
struct _LZ77Info
|
|
{
|
|
u16 length : 4;
|
|
u16 offset : 12;
|
|
} __attribute__((packed));
|
|
|
|
typedef struct _LZ77Info LZ77Info;
|
|
|
|
u8 * uncompressLZ77(const u8 *inBuf, u32 inLength, u32 * size)
|
|
{
|
|
u8 *buffer = NULL;
|
|
if (inLength <= 0x8 || *((const u32 *)inBuf) != 0x4C5A3737 /*"LZ77"*/ || inBuf[4] != 0x10)
|
|
return NULL;
|
|
|
|
u32 uncSize = le32(((const u32 *)inBuf)[1] << 8);
|
|
if(uncSize <= 0) return 0;
|
|
|
|
const u8 *inBufEnd = inBuf + inLength;
|
|
inBuf += 8;
|
|
|
|
buffer = (u8 *) malloc(uncSize);
|
|
|
|
if (!buffer)
|
|
return buffer;
|
|
|
|
u8 *bufCur = buffer;
|
|
u8 *bufEnd = buffer + uncSize;
|
|
|
|
while (bufCur < bufEnd && inBuf < inBufEnd)
|
|
{
|
|
u8 flags = *inBuf;
|
|
++inBuf;
|
|
int i = 0;
|
|
for (i = 0; i < 8 && bufCur < bufEnd && inBuf < inBufEnd; ++i)
|
|
{
|
|
if ((flags & 0x80) != 0)
|
|
{
|
|
const LZ77Info * info = (const LZ77Info *)inBuf;
|
|
inBuf += sizeof (LZ77Info);
|
|
int length = info->length + 3;
|
|
if (bufCur - info->offset - 1 < buffer || bufCur + length > bufEnd)
|
|
return buffer;
|
|
memcpy(bufCur, bufCur - info->offset - 1, length);
|
|
bufCur += length;
|
|
}
|
|
else
|
|
{
|
|
*bufCur = *inBuf;
|
|
++inBuf;
|
|
++bufCur;
|
|
}
|
|
flags <<= 1;
|
|
}
|
|
}
|
|
|
|
*size = uncSize;
|
|
|
|
return buffer;
|
|
}
|
|
|
|
void GuiSound::UncompressSoundbin(const u8 * snd, u32 len, bool isallocated)
|
|
{
|
|
const u8 * file = snd+32;
|
|
|
|
length = len-32;
|
|
if (length <= 0) return;
|
|
|
|
if(*((u32 *) file) == 'LZ77')
|
|
{
|
|
u32 size = 0;
|
|
sound = uncompressLZ77(file, length, &size);
|
|
if (!sound)
|
|
{
|
|
length = 0;
|
|
return;
|
|
}
|
|
length = size;
|
|
}
|
|
else
|
|
{
|
|
sound = (u8 *) malloc(length);
|
|
if (!sound)
|
|
{
|
|
length = 0;
|
|
return;
|
|
}
|
|
memcpy(sound, file, length);
|
|
}
|
|
|
|
if(isallocated)
|
|
{
|
|
void *p = (void *) snd;
|
|
SAFE_FREE(p);
|
|
}
|
|
|
|
allocated = true;
|
|
}
|
|
|
|
void soundInit(void)
|
|
{
|
|
ASND_Init();
|
|
ASND_Pause(0);
|
|
}
|
|
|
|
void soundDeinit(void)
|
|
{
|
|
ASND_Pause(1);
|
|
ASND_End();
|
|
}
|