Pulse audio empty struct implementation. Working on it though

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@4428 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
nakeee 2009-10-15 17:28:23 +00:00
parent a05fbd8525
commit 5834fa6710
6 changed files with 171 additions and 0 deletions

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@ -256,6 +256,9 @@ if env['openal']:
env['HAVE_ALSA'] = conf.CheckPKG('alsa')
env['HAVE_PULSEAUDIO'] = 0
#env['HAVE_PULSEAUDIO'] = conf.CheckPKG('libpulse')
# OpenCL
env['HAVE_OPENCL'] = 0
if env['opencl']:

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@ -23,6 +23,7 @@
#include "NullSoundStream.h"
#include "CoreAudioSoundStream.h"
#include "OpenALStream.h"
#include "PulseAudioStream.h"
namespace AudioCommon
{
@ -43,6 +44,8 @@ namespace AudioCommon
soundStream = new OpenALStream(mixer);
if (backend == BACKEND_ALSA && AlsaSound::isValid())
soundStream = new AlsaSound(mixer);
if (backend == BACKEND_PULSEAUDIO && PulseAudio::isValid())
soundStream = new PulseAudio(mixer);
if (backend == BACKEND_NULL && NullSound::isValid())
soundStream = new NullSound(mixer);
@ -101,6 +104,8 @@ namespace AudioCommon
backends.push_back(BACKEND_OPENAL);
if (AlsaSound::isValid())
backends.push_back(BACKEND_ALSA);
if (PulseAudio::isValid())
backends.push_back(BACKEND_PULSEAUDIO);
if (NullSound::isValid())
backends.push_back(BACKEND_NULL);

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@ -27,6 +27,7 @@
#define BACKEND_AOSOUND "AOSound"
#define BACKEND_OPENAL "OpenAL"
#define BACKEND_ALSA "ALSA"
#define BACKEND_PULSEAUDIO "Pulse"
#define BACKEND_NULL "NullSound"
struct AudioCommonConfig

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@ -0,0 +1,88 @@
// Copyright (C) 2003 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 "Common.h"
#include "Thread.h"
#include "PulseAudioStream.h"
#define BUFFER_SIZE 4096
#define BUFFER_SIZE_BYTES (BUFFER_SIZE*2*2)
PulseAudio::PulseAudio(CMixer *mixer) : SoundStream(mixer), thread_data(0), handle(NULL)
{
mix_buffer = new u8[BUFFER_SIZE_BYTES];
}
PulseAudio::~PulseAudio()
{
delete [] mix_buffer;
}
static void *ThreadTrampoline(void *args)
{
reinterpret_cast<PulseAudio *>(args)->SoundLoop();
return NULL;
}
bool PulseAudio::Start()
{
thread = new Common::Thread(&ThreadTrampoline, this);
thread_data = 0;
return true;
}
void PulseAudio::Stop()
{
thread_data = 1;
delete thread;
thread = NULL;
}
void PulseAudio::Update()
{
// don't need to do anything here.
}
// Called on audio thread.
void PulseAudio::SoundLoop()
{
PulseInit();
while (!thread_data)
{
int frames_to_deliver = 512;
m_mixer->Mix(reinterpret_cast<short *>(mix_buffer), frames_to_deliver);
}
PulseShutdown();
thread_data = 2;
}
bool PulseAudio::PulseInit()
{
NOTICE_LOG(AUDIO, "Pulse successfully initialized.\n");
return true;
}
void PulseAudio::PulseShutdown()
{
if (handle != NULL)
{
handle = NULL;
}
}

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@ -0,0 +1,71 @@
// Copyright (C) 2003 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/
#ifndef _PULSE_AUDIO_STREAM_H
#define _PULSE_AUDIO_STREAM_H
#if defined(HAVE_PULSE) && HAVE_PULSE
#include <pulse/simple.h>
#include <pulse/error.h>
#include <pulse/gccmacro.h>
#endif
#include "Common.h"
#include "SoundStream.h"
#include "Thread.h"
class PulseAudio : public SoundStream
{
#if defined(HAVE_PULSE) && HAVE_PULSE
public:
PulseAudio(CMixer *mixer);
virtual ~PulseAudio();
virtual bool Start();
virtual void SoundLoop();
virtual void Stop();
static bool isValid() {
return true;
}
virtual bool usesMixer() const {
return true;
}
virtual void Update();
private:
bool PulseInit();
void PulseShutdown();
u8 *mix_buffer;
Common::Thread *thread;
// 0 = continue
// 1 = shutdown
// 2 = done shutting down.
volatile int thread_data;
snd_pcm_t *handle;
#else
public:
PulseAudio(CMixer *mixer) : SoundStream(mixer) {}
#endif
};
#endif

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@ -23,6 +23,9 @@ if acenv['HAVE_AO']:
if acenv['HAVE_ALSA']:
files += [ 'AlsaSoundStream.cpp' ]
if acenv['HAVE_PULSEAUDIO']:
files += [ 'PulseAudioStream.cpp' ]
if sys.platform == 'darwin':
files += [ 'CoreAudioSoundStream.cpp' ]
acenv['FRAMEWORKS'] = [ 'CoreAudio' ]