Sweden-Number/dlls/winecoreaudio.drv/audiounit.c

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/*
* Wine Driver for CoreAudio / AudioUnit
*
* Copyright 2005, 2006 Emmanuel Maillard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
2006-06-01 13:15:54 +02:00
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#define ULONG CoreFoundation_ULONG
#define HRESULT CoreFoundation_HRESULT
#ifndef HAVE_AUDIOUNIT_AUDIOCOMPONENT_H
#include <CoreServices/CoreServices.h>
#endif
#include <AudioUnit/AudioUnit.h>
#include <AudioToolbox/AudioToolbox.h>
#undef ULONG
#undef HRESULT
#undef DPRINTF
#undef STDMETHODCALLTYPE
#include "coreaudio.h"
#include "wine/debug.h"
#ifndef HAVE_AUDIOUNIT_AUDIOCOMPONENT_H
/* Define new AudioComponent Manager types for compatibility's sake */
typedef ComponentDescription AudioComponentDescription;
#endif
#ifndef HAVE_AUGRAPHADDNODE
static inline OSStatus AUGraphAddNode(AUGraph graph, const AudioComponentDescription *desc, AUNode *node)
{
return AUGraphNewNode(graph, desc, 0, NULL, node);
}
static inline OSStatus AUGraphNodeInfo(AUGraph graph, AUNode node, AudioComponentDescription *desc, AudioUnit *au)
{
return AUGraphGetNodeInfo(graph, node, desc, 0, NULL, au);
}
#endif
WINE_DEFAULT_DEBUG_CHANNEL(wave);
WINE_DECLARE_DEBUG_CHANNEL(midi);
int AudioUnit_SetVolume(AudioUnit au, float left, float right)
{
OSStatus err = noErr;
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static int once;
if (!once++) FIXME("independent left/right volume not implemented (%f, %f)\n", left, right);
err = AudioUnitSetParameter(au, kHALOutputParam_Volume, kAudioUnitParameterFlag_Output, 0, left, 0);
if (err != noErr)
{
ERR("AudioUnitSetParameter return an error %s\n", wine_dbgstr_fourcc(err));
return 0;
}
return 1;
}
int AudioUnit_GetVolume(AudioUnit au, float *left, float *right)
{
OSStatus err = noErr;
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static int once;
if (!once++) FIXME("independent left/right volume not implemented\n");
err = AudioUnitGetParameter(au, kHALOutputParam_Volume, kAudioUnitParameterFlag_Output, 0, left);
if (err != noErr)
{
ERR("AudioUnitGetParameter return an error %s\n", wine_dbgstr_fourcc(err));
return 0;
}
*right = *left;
return 1;
}
/*
* MIDI Synth Unit
*/
int SynthUnit_CreateDefaultSynthUnit(AUGraph *graph, AudioUnit *synth)
{
OSStatus err;
AudioComponentDescription desc;
AUNode synthNode;
AUNode outNode;
err = NewAUGraph(graph);
if (err != noErr)
{
ERR_(midi)("NewAUGraph return %s\n", wine_dbgstr_fourcc(err));
return 0;
}
desc.componentManufacturer = kAudioUnitManufacturer_Apple;
desc.componentFlags = 0;
desc.componentFlagsMask = 0;
/* create synth node */
desc.componentType = kAudioUnitType_MusicDevice;
desc.componentSubType = kAudioUnitSubType_DLSSynth;
err = AUGraphAddNode(*graph, &desc, &synthNode);
if (err != noErr)
{
ERR_(midi)("AUGraphAddNode cannot create synthNode : %s\n", wine_dbgstr_fourcc(err));
return 0;
}
/* create out node */
desc.componentType = kAudioUnitType_Output;
desc.componentSubType = kAudioUnitSubType_DefaultOutput;
err = AUGraphAddNode(*graph, &desc, &outNode);
if (err != noErr)
{
ERR_(midi)("AUGraphAddNode cannot create outNode %s\n", wine_dbgstr_fourcc(err));
return 0;
}
err = AUGraphOpen(*graph);
if (err != noErr)
{
ERR_(midi)("AUGraphOpen return %s\n", wine_dbgstr_fourcc(err));
return 0;
}
/* connecting the nodes */
err = AUGraphConnectNodeInput(*graph, synthNode, 0, outNode, 0);
if (err != noErr)
{
ERR_(midi)("AUGraphConnectNodeInput cannot connect synthNode to outNode : %s\n", wine_dbgstr_fourcc(err));
return 0;
}
/* Get the synth unit */
err = AUGraphNodeInfo(*graph, synthNode, 0, synth);
if (err != noErr)
{
ERR_(midi)("AUGraphNodeInfo return %s\n", wine_dbgstr_fourcc(err));
return 0;
}
return 1;
}
int SynthUnit_Initialize(AudioUnit synth, AUGraph graph)
{
OSStatus err = noErr;
err = AUGraphInitialize(graph);
if (err != noErr)
{
ERR_(midi)("AUGraphInitialize(%p) return %s\n", graph, wine_dbgstr_fourcc(err));
return 0;
}
err = AUGraphStart(graph);
if (err != noErr)
{
ERR_(midi)("AUGraphStart(%p) return %s\n", graph, wine_dbgstr_fourcc(err));
return 0;
}
return 1;
}
int SynthUnit_Close(AUGraph graph)
{
OSStatus err = noErr;
err = AUGraphStop(graph);
if (err != noErr)
{
ERR_(midi)("AUGraphStop(%p) return %s\n", graph, wine_dbgstr_fourcc(err));
return 0;
}
err = DisposeAUGraph(graph);
if (err != noErr)
{
ERR_(midi)("DisposeAUGraph(%p) return %s\n", graph, wine_dbgstr_fourcc(err));
return 0;
}
return 1;
}