dhewm3/neo/sys/osx/macosx_sound.cpp
Timothee 'TTimo' Besset fb1609f554 hello world
2011-11-22 15:28:15 -06:00

448 lines
15 KiB
C++

/*
===========================================================================
Doom 3 GPL Source Code
Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).
Doom 3 Source Code 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, either version 3 of the License, or
(at your option) any later version.
Doom 3 Source Code 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 for more details.
You should have received a copy of the GNU General Public License
along with Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
===========================================================================
*/
#include "../../idlib/precompiled.h"
#include "../../sound/snd_local.h"
#include <Carbon/Carbon.h>
#include <CoreAudio/CoreAudio.h>
idCVar s_device( "s_device", "-1", CVAR_SYSTEM | CVAR_ARCHIVE | CVAR_INTEGER, "Sound device to use. -1 for default device" );
class idAudioHardwareOSX : public idAudioHardware {
public:
idAudioHardwareOSX();
~idAudioHardwareOSX();
bool Initialize( );
// OSX driver doesn't support memory map API
bool Lock( void **pDSLockedBuffer, ulong *dwDSLockedBufferSize ) { return false; }
bool Unlock( void *pDSLockedBuffer, dword dwDSLockedBufferSize ) { return false; }
bool GetCurrentPosition( ulong *pdwCurrentWriteCursor ) { return false; }
int GetMixBufferSize( void ) { return 0; }
int GetNumberOfSpeakers( void );
// OSX driver doesn't support write API
bool Flush( void ) { return false; }
void Write( bool ) { }
short* GetMixBuffer( void ) { return NULL; }
private:
AudioDeviceID selectedDevice;
bool activeIOProc;
void Reset( void );
void InitFailed( void );
const char* ExtractStatus( OSStatus status );
void GetAvailableNominalSampleRates( void );
// AudioDevicePropertyListenerProc
static OSStatus DeviceListener( AudioDeviceID inDevice,
UInt32 inChannel,
Boolean isInput,
AudioDevicePropertyID inPropertyID,
void* inClientData );
// AudioDeviceIOProc
static OSStatus DeviceIOProc( AudioDeviceID inDevice,
const AudioTimeStamp* inNow,
const AudioBufferList* inInputData,
const AudioTimeStamp* inInputTime,
AudioBufferList* outOutputData,
const AudioTimeStamp* inOutputTime,
void* inClientData );
};
/*
==========
iAudioHardware::Alloc
==========
*/
idAudioHardware *idAudioHardware::Alloc() { return new idAudioHardwareOSX; }
/*
==========
idAudioHardware::~idAudioHardware
==========
*/
idAudioHardware::~idAudioHardware() { }
/*
==========
idAudioHardwareOSX::idAudioHardwareOSX
==========
*/
idAudioHardwareOSX::idAudioHardwareOSX() {
selectedDevice = kAudioDeviceUnknown;
activeIOProc = false;
}
/*
==========
idAudioHardwareOSX::~idAudioHardwareOSX
==========
*/
idAudioHardwareOSX::~idAudioHardwareOSX() {
Reset();
}
/*
==========
idAudioHardwareOSX::Reset
==========
*/
void idAudioHardwareOSX::Reset() {
OSStatus status;
if ( activeIOProc ) {
status = AudioDeviceStop( selectedDevice, DeviceIOProc );
if ( status != kAudioHardwareNoError ) {
common->Warning( "idAudioHardwareOSX::Reset: AudioDeviceStop failed. status: %s", ExtractStatus( status ) );
}
status = AudioDeviceRemoveIOProc( selectedDevice, DeviceIOProc );
if ( status != kAudioHardwareNoError ) {
common->Warning( "idAudioHardwareOSX::Reset: AudioDeviceRemoveIOProc failed. status %s\n", ExtractStatus( status ) );
}
activeIOProc = false;
}
selectedDevice = kAudioDeviceUnknown;
AudioHardwareUnload();
}
/*
=================
idAudioHardwareOSX::InitFailed
=================
*/
void idAudioHardwareOSX::InitFailed() {
Reset();
cvarSystem->SetCVarBool( "s_noSound", true );
common->Warning( "sound subsystem disabled" );
common->Printf( "------------------------------------------------\n" );
}
/*
==========
idAudioHardwareOSX::DeviceListener
==========
*/
OSStatus idAudioHardwareOSX::DeviceListener( AudioDeviceID inDevice,
UInt32 inChannel,
Boolean isInput,
AudioDevicePropertyID inPropertyID,
void* inClientData) {
common->Printf( "DeviceListener\n" );
return kAudioHardwareNoError;
}
/*
==========
idAudioHardwareOSX::DeviceIOProc
==========
*/
OSStatus idAudioHardwareOSX::DeviceIOProc( AudioDeviceID inDevice,
const AudioTimeStamp* inNow,
const AudioBufferList* inInputData,
const AudioTimeStamp* inInputTime,
AudioBufferList* outOutputData,
const AudioTimeStamp* inOutputTime,
void* inClientData ) {
// setup similar to async thread
Sys_EnterCriticalSection();
soundSystem->AsyncMix( (int)inOutputTime->mSampleTime, (float*)outOutputData->mBuffers[ 0 ].mData );
Sys_LeaveCriticalSection();
// doom mixes sound to -32768.0f 32768.0f range, scale down to -1.0f 1.0f
SIMDProcessor->Mul( (Float32*)outOutputData->mBuffers[ 0 ].mData, 1.0f / 32768.0f, (Float32*)outOutputData->mBuffers[ 0 ].mData, MIXBUFFER_SAMPLES * 2 );
return kAudioHardwareNoError;
}
/*
==========
idAudioHardwareOSX::ExtractStatus
==========
*/
const char* idAudioHardwareOSX::ExtractStatus( OSStatus status ) {
static char buf[ sizeof( OSStatus ) + 1 ];
strncpy( buf, (const char *)&status, sizeof( OSStatus ) );
buf[ sizeof( OSStatus ) ] = '\0';
return buf;
}
/*
==========
idAudioHardwareOSX::Initialize
==========
*/
bool idAudioHardwareOSX::Initialize( ) {
UInt32 size;
OSStatus status;
int i, deviceCount;
AudioDeviceID *deviceList;
char buf[ 1024 ];
status = AudioHardwareGetPropertyInfo( kAudioHardwarePropertyDevices, &size, NULL );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioHardwareGetPropertyInfo kAudioHardwarePropertyDevices failed. status: %s", ExtractStatus( status ) );
InitFailed();
return false;
}
deviceCount = size / sizeof( AudioDeviceID );
if ( !deviceCount ) {
common->Printf( "No sound device found\n" );
InitFailed();
return false;
}
deviceList = (AudioDeviceID*)malloc( size );
status = AudioHardwareGetProperty( kAudioHardwarePropertyDevices, &size, deviceList );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioHardwareGetProperty kAudioHardwarePropertyDevices failed. status: %s", ExtractStatus( status ) );
free( deviceList );
InitFailed();
return false;
}
common->Printf( "%d sound device(s)\n", deviceCount );
for( i = 0; i < deviceCount; i++ ) {
size = 1024;
status = AudioDeviceGetProperty( deviceList[ i ], 0, false, kAudioDevicePropertyDeviceName, &size, buf );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioDeviceGetProperty kAudioDevicePropertyDeviceName %d failed. status: %s", i, ExtractStatus( status ) );
free( deviceList );
InitFailed();
return false;
}
common->Printf( " %d: ID %d, %s - ", i, deviceList[ i ], buf );
size = 1024;
status = AudioDeviceGetProperty( deviceList[ i ], 0, false, kAudioDevicePropertyDeviceManufacturer, &size, buf );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioDeviceGetProperty kAudioDevicePropertyDeviceManufacturer %d failed. status: %s", i, ExtractStatus( status ) );
free( deviceList );
InitFailed();
return false;
}
common->Printf( "%s\n", buf );
}
if ( s_device.GetInteger() != -1 && s_device.GetInteger() < deviceCount ) {
selectedDevice = deviceList[ s_device.GetInteger() ];
common->Printf( "s_device: device ID %d\n", selectedDevice );
} else {
size = sizeof( selectedDevice );
status = AudioHardwareGetProperty( kAudioHardwarePropertyDefaultOutputDevice, &size, &selectedDevice );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioHardwareGetProperty kAudioHardwarePropertyDefaultOutputDevice failed. status: %s", ExtractStatus( status ) );
free( deviceList );
InitFailed();
return false;
}
common->Printf( "select default device, ID %d\n", selectedDevice );
}
free( deviceList );
deviceList = NULL;
/*
// setup a listener to watch for changes to properties
status = AudioDeviceAddPropertyListener( selectedDevice, 0, false, kAudioDeviceProcessorOverload, DeviceListener, this );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioDeviceAddPropertyListener kAudioDeviceProcessorOverload failed. status: %s", ExtractStatus( status ) );
InitFailed();
return;
}
*/
Float64 sampleRate;
size = sizeof( sampleRate );
status = AudioDeviceGetProperty( selectedDevice, 0, false, kAudioDevicePropertyNominalSampleRate, &size, &sampleRate );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioDeviceGetProperty %d kAudioDevicePropertyNominalSampleRate failed. status: %s", selectedDevice, ExtractStatus( status ) );
InitFailed();
return false;
}
common->Printf( "current nominal rate: %g\n", sampleRate );
if ( sampleRate != PRIMARYFREQ ) {
GetAvailableNominalSampleRates();
sampleRate = PRIMARYFREQ;
common->Printf( "setting rate to: %g\n", sampleRate );
status = AudioDeviceSetProperty( selectedDevice, NULL, 0, false, kAudioDevicePropertyNominalSampleRate, size, &sampleRate );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioDeviceSetProperty %d kAudioDevicePropertyNominalSampleRate %g failed. status: %s", selectedDevice, sampleRate, ExtractStatus( status ) );
InitFailed();
return false;
}
}
UInt32 frameSize;
size = sizeof( UInt32 );
status = AudioDeviceGetProperty( selectedDevice, 0, false, kAudioDevicePropertyBufferFrameSize, &size, &frameSize );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioDeviceGetProperty %d kAudioDevicePropertyBufferFrameSize failed.status: %s", selectedDevice, ExtractStatus( status ) );
InitFailed();
return false;
}
common->Printf( "current frame size: %d\n", frameSize );
// get the allowed frame size range
AudioValueRange frameSizeRange;
size = sizeof( AudioValueRange );
status = AudioDeviceGetProperty( selectedDevice, 0, false, kAudioDevicePropertyBufferFrameSizeRange, &size, &frameSizeRange );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioDeviceGetProperty %d kAudioDevicePropertyBufferFrameSizeRange failed. status: %s", selectedDevice, ExtractStatus( status ) );
InitFailed();
return false;
}
common->Printf( "frame size allowed range: %g %g\n", frameSizeRange.mMinimum, frameSizeRange.mMaximum );
if ( frameSizeRange.mMaximum < MIXBUFFER_SAMPLES ) {
common->Warning( "can't obtain the required frame size of %d bits", MIXBUFFER_SAMPLES );
InitFailed();
return false;
}
if ( frameSize != (unsigned int)MIXBUFFER_SAMPLES ) {
frameSize = MIXBUFFER_SAMPLES;
common->Printf( "setting frame size to: %d\n", frameSize );
size = sizeof( frameSize );
status = AudioDeviceSetProperty( selectedDevice, NULL, 0, false, kAudioDevicePropertyBufferFrameSize, size, &frameSize );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioDeviceSetProperty %d kAudioDevicePropertyBufferFrameSize failed. status: %s", selectedDevice, ExtractStatus( status ) );
InitFailed();
return false;
}
}
if ( idSoundSystemLocal::s_numberOfSpeakers.GetInteger() != 2 ) {
common->Warning( "only stereo sound currently supported" );
idSoundSystemLocal::s_numberOfSpeakers.SetInteger( 2 );
}
UInt32 channels[ 2 ];
size = 2 * sizeof( UInt32 );
status = AudioDeviceGetProperty( selectedDevice, 0, false, kAudioDevicePropertyPreferredChannelsForStereo, &size, &channels );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioDeviceGetProperty %d kAudioDevicePropertyPreferredChannelsForStereo failed. status: %s", selectedDevice, ExtractStatus( status ) );
InitFailed();
return false;
}
common->Printf( "using stereo channel IDs %d %d\n", channels[ 0 ], channels[ 1 ] );
status = AudioDeviceAddIOProc( selectedDevice, DeviceIOProc, NULL );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioDeviceAddIOProc failed. status: %s", ExtractStatus( status ) );
InitFailed();
return false;
}
activeIOProc = true;
status = AudioDeviceStart( selectedDevice, DeviceIOProc );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioDeviceStart failed. status: %s", ExtractStatus( status ) );
InitFailed();
return false;
}
/*
// allocate the mix buffer
// it has the space for ROOM_SLICES_IN_BUFFER DeviceIOProc loops
mixBufferSize = dwSpeakers * dwSampleSize * dwPrimaryBitRate * ROOM_SLICES_IN_BUFFER / 8;
mixBuffer = malloc( mixBufferSize );
memset( mixBuffer, 0, mixBufferSize );
*/
return true;
}
/*
==========
idAudioHardwareOSX::GetAvailableNominalSampleRates
==========
*/
void idAudioHardwareOSX::GetAvailableNominalSampleRates( void ) {
UInt32 size;
OSStatus status;
int i, rangeCount;
AudioValueRange *rangeArray;
status = AudioDeviceGetPropertyInfo( selectedDevice, 0, false, kAudioDevicePropertyAvailableNominalSampleRates, &size, NULL );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioDeviceGetPropertyInfo %d kAudioDevicePropertyAvailableNominalSampleRates failed. status: %s", selectedDevice, ExtractStatus( status ) );
return;
}
rangeCount = size / sizeof( AudioValueRange );
rangeArray = (AudioValueRange *)malloc( size );
common->Printf( "%d possible rate(s)\n", rangeCount );
status = AudioDeviceGetProperty( selectedDevice, 0, false, kAudioDevicePropertyAvailableNominalSampleRates, &size, rangeArray );
if ( status != kAudioHardwareNoError ) {
common->Warning( "AudioDeviceGetProperty %d kAudioDevicePropertyAvailableNominalSampleRates failed. status: %s", selectedDevice, ExtractStatus( status ) );
free( rangeArray );
return;
}
for( i = 0; i < rangeCount; i++ ) {
common->Printf( " %d: min %g max %g\n", i, rangeArray[ i ].mMinimum, rangeArray[ i ].mMaximum );
}
free( rangeArray );
}
/*
==========
idAudioHardwareOSX::GetNumberOfSpeakers
==========
*/
int idAudioHardwareOSX::GetNumberOfSpeakers() {
return idSoundSystemLocal::s_numberOfSpeakers.GetInteger();
}
/*
===============
Sys_LoadOpenAL
===============
*/
bool Sys_LoadOpenAL( void ) {
OSErr err;
long gestaltOSVersion;
err = Gestalt(gestaltSystemVersion, &gestaltOSVersion);
if ( err || gestaltOSVersion < 0x1040 ) {
return false;
}
return true;
}