Cleanup AOSoundStream, fix audio pitch in linux

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@1536 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
hrydgard 2008-12-14 20:18:21 +00:00
parent 64a74c2ba4
commit 1a8cbd7b95
5 changed files with 64 additions and 92 deletions

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@ -1,5 +1,24 @@
// Copyright (C) 2003-2008 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#include <ao/ao.h>
#include <pthread.h>
#include <string.h>
#include "AOSoundStream.h"
namespace AOSound
@ -7,101 +26,24 @@ namespace AOSound
pthread_t thread;
StreamCallback callback;
char *buffer;
int buf_size;
ao_device *device;
ao_sample_format format;
int default_driver;
int bufferSize;
int totalRenderedBytes;
int sampleRate;
volatile int threadData;
int currentPos;
int lastPos;
short realtimeBuffer[1024 * 1024];
int AOSound_GetSampleRate()
{
return sampleRate;
}
bool WriteDataToBuffer(int dwOffset, char* soundData, uint_32 numSoundBytes)
void *soundThread(void *)
{
//void* ptr1, * ptr2;
//DWORD numBytes1, numBytes2;
// Obtain memory address of write block. This will be in two parts if the block wraps around.
//HRESULT hr = dsBuffer->Lock(dwOffset, dwSoundBytes, &ptr1, &numBytes1, &ptr2, &numBytes2, 0);
// If the buffer was lost, restore and retry lock.
/*if (DSERR_BUFFERLOST == hr)
{
dsBuffer->Restore();
hr = dsBuffer->Lock(dwOffset, dwSoundBytes, &ptr1, &numBytes1, &ptr2, &numBytes2, 0);
}
if (SUCCEEDED(hr))
{
memcpy(ptr1, soundData, numBytes1);
if (ptr2 != 0)
{
memcpy(ptr2, soundData + numBytes1, numBytes2);
}
// Release the data back to DirectSound.
dsBuffer->Unlock(ptr1, numBytes1, ptr2, numBytes2);
return(true);
}
return(false);*/
//if(soundData[0] != 0)
if(device)
ao_play(device, soundData, numSoundBytes);
return true;
}
void* soundThread(void*)
{
currentPos = 0;
lastPos = 0;
// Prefill buffer?
//writeDataToBuffer(0,realtimeBuffer,bufferSize);
// dsBuffer->Lock(0, bufferSize, (void **)&p1, &num1, (void **)&p2, &num2, 0);
//dsBuffer->Play(0, 0, DSBPLAY_LOOPING);
while (!threadData)
{
// No blocking inside the csection
//dsBuffer->GetCurrentPosition((DWORD*)&currentPos, 0);
uint_32 numBytesToRender = 256;
if (numBytesToRender >= 256)
{
(*callback)(realtimeBuffer, numBytesToRender >> 2, 16, 44100, 2);
WriteDataToBuffer(0, (char*)realtimeBuffer, numBytesToRender);
//currentPos = ModBufferSize(lastPos + numBytesToRender);
//totalRenderedBytes += numBytesToRender;
//lastPos = currentPos;
}
//WaitForSingleObject(soundSyncEvent, MAXWAIT);
}
//dsBuffer->Stop();
return(0); //hurra!
}
bool AOSound_StartSound(int _sampleRate, StreamCallback _callback)
{
callback = _callback;
threadData = 0;
sampleRate = _sampleRate;
//no security attributes, automatic resetting, init state nonset, untitled
//soundSyncEvent = CreateEvent(0, false, false, 0);
ao_initialize();
default_driver = ao_default_driver_id();
format.bits = 16;
@ -109,22 +51,42 @@ namespace AOSound
format.rate = sampleRate;
format.byte_format = AO_FMT_LITTLE;
//vi vill ha access till DSOUND så...
device = ao_open_live(default_driver, &format, NULL /* no options */);
if (device == NULL) {
if (device == NULL)
{
fprintf(stderr, "Error opening device.\n");
return false;
}
buf_size = format.bits/8 * format.channels * format.rate;
buffer = (char*)calloc(buf_size, sizeof(char));
pthread_create(&thread, NULL, soundThread, (void *)NULL);
return(true);
while (!threadData)
{
uint_32 numBytesToRender = 256;
(*callback)(realtimeBuffer, numBytesToRender >> 2, 16, sampleRate, 2);
ao_play(device, (char*)realtimeBuffer, numBytesToRender);
}
ao_close(device);
device = 0;
ao_shutdown();
return 0;
}
bool AOSound_StartSound(int _sampleRate, StreamCallback _callback)
{
callback = _callback;
threadData = 0;
sampleRate = _sampleRate;
memset(realtimeBuffer, 0, sizeof(realtimeBuffer));
pthread_create(&thread, NULL, soundThread, (void *)NULL);
return true;
}
void AOSound_StopSound()
{
threadData = 1;
ao_close(device);
ao_shutdown();
free(buffer);
threadData = 1;
void *retval;
pthread_join(thread, &retval);
}
}

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@ -19,10 +19,13 @@
#include "StringUtil.h" // for StringFromFormat
#include "../Debugger/Debugger.h"
#include "../Logging/Console.h" // for aprintf
#include <sstream>
#ifdef _WIN32
#include "../PCHW/DSoundStream.h"
#else
#include "../PCHW/AOSoundStream.h"
#endif
#include "../PCHW/Mixer.h"
#include "../MailHandler.h"

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@ -22,7 +22,10 @@
#ifdef _WIN32
#include "../PCHW/DSoundStream.h"
#else
#include "../PCHW/AOSoundStream.h"
#endif
#include "../PCHW/Mixer.h"
#include "../MailHandler.h"

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@ -22,6 +22,11 @@
#include "UCode_AX.h"
#include "../main.h"
#ifdef _WIN32
#include "../PCHW/DSoundStream.h"
#else
#include "../PCHW/AOSoundStream.h"
#endif
// ----------------------------------------------------
// Externals
@ -108,7 +113,7 @@ inline void MixAddVoice(ParamBlockType &pb, int *templbuffer, int *temprbuffer,
#ifdef _WIN32
ratioFactor = 32000.0f / (float)DSound::DSound_GetSampleRate();
#else
ratioFactor = 32000.0f / 44100.0f;
ratioFactor = 32000.0f / (float)AOSound::AOSound_GetSampleRate();
#endif
DoVoiceHacks(pb, Wii);

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@ -69,7 +69,6 @@ DSPState g_dspState;
//////////////////////////////////////////////////////////////////////////////////////////
// wxWidgets - Some kind of stuff wx needs
// ッッッッッッッッッ
class wxDLLApp : public wxApp
{
bool OnInit()