dlls/winecoreaudio.drv/audiounit.c

   1 /*
   2  * Wine Driver for CoreAudio / AudioUnit
   3  *
   4  * Copyright 2005, 2006 Emmanuel Maillard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22
  23 #define ULONG CoreFoundation_ULONG
  24 #define HRESULT CoreFoundation_HRESULT
  25 #ifndef HAVE_AUDIOUNIT_AUDIOCOMPONENT_H
  26 #include <CoreServices/CoreServices.h>
  27 #endif
  28 #include <AudioUnit/AudioUnit.h>
  29 #include <AudioToolbox/AudioToolbox.h>
  30 #undef ULONG
  31 #undef HRESULT
  32 #undef STDMETHODCALLTYPE
  33 #include "coreaudio.h"
  34 #include "wine/debug.h"
  35
  36 #ifndef HAVE_AUDIOUNIT_AUDIOCOMPONENT_H
  37 /* Define new AudioComponent Manager types for compatibility's sake */
  38 typedef ComponentDescription AudioComponentDescription;
  39 #endif
  40
  41 #ifndef HAVE_AUGRAPHADDNODE
  42 static inline OSStatus AUGraphAddNode(AUGraph graph, const AudioComponentDescription *desc, AUNode *node)
  43 {
  44     return AUGraphNewNode(graph, desc, 0, NULL, node);
  45 }
  46
  47 static inline OSStatus AUGraphNodeInfo(AUGraph graph, AUNode node, AudioComponentDescription *desc, AudioUnit *au)
  48 {
  49     return AUGraphGetNodeInfo(graph, node, desc, 0, NULL, au);
  50 }
  51 #endif
  52
  53 WINE_DEFAULT_DEBUG_CHANNEL(wave);
  54 WINE_DECLARE_DEBUG_CHANNEL(midi);
  55
  56 int AudioUnit_SetVolume(AudioUnit au, float left, float right)
  57 {
  58     OSStatus err = noErr;
  59     static int once;
  60
  61     if (!once++) FIXME("independent left/right volume not implemented (%f, %f)\n", left, right);
  62
  63     err = AudioUnitSetParameter(au, kHALOutputParam_Volume, kAudioUnitParameterFlag_Output, 0, left, 0);
  64
  65     if (err != noErr)
  66     {
  67         ERR("AudioUnitSetParameter return an error %s\n", wine_dbgstr_fourcc(err));
  68         return 0;
  69     }
  70     return 1;
  71 }
  72
  73 int AudioUnit_GetVolume(AudioUnit au, float *left, float *right)
  74 {
  75     OSStatus err = noErr;
  76     static int once;
  77
  78     if (!once++) FIXME("independent left/right volume not implemented\n");
  79
  80     err = AudioUnitGetParameter(au, kHALOutputParam_Volume, kAudioUnitParameterFlag_Output, 0, left);
  81     if (err != noErr)
  82     {
  83         ERR("AudioUnitGetParameter return an error %s\n", wine_dbgstr_fourcc(err));
  84         return 0;
  85     }
  86     *right = *left;
  87     return 1;
  88 }
  89
  90
  91 /*
  92  *  MIDI Synth Unit
  93  */
  94 int SynthUnit_CreateDefaultSynthUnit(AUGraph *graph, AudioUnit *synth)
  95 {
  96     OSStatus err;
  97     AudioComponentDescription desc;
  98     AUNode synthNode;
  99     AUNode outNode;
 100
 101     err = NewAUGraph(graph);
 102     if (err != noErr)
 103     {
 104         ERR_(midi)("NewAUGraph return %s\n", wine_dbgstr_fourcc(err));
 105         return 0;
 106     }
 107
 108     desc.componentManufacturer = kAudioUnitManufacturer_Apple;
 109     desc.componentFlags = 0;
 110     desc.componentFlagsMask = 0;
 111
 112     /* create synth node */
 113     desc.componentType = kAudioUnitType_MusicDevice;
 114     desc.componentSubType = kAudioUnitSubType_DLSSynth;
 115
 116     err = AUGraphAddNode(*graph, &desc, &synthNode);
 117     if (err != noErr)
 118     {
 119         ERR_(midi)("AUGraphAddNode cannot create synthNode : %s\n", wine_dbgstr_fourcc(err));
 120         return 0;
 121     }
 122
 123     /* create out node */
 124     desc.componentType = kAudioUnitType_Output;
 125     desc.componentSubType = kAudioUnitSubType_DefaultOutput;
 126
 127     err = AUGraphAddNode(*graph, &desc, &outNode);
 128     if (err != noErr)
 129     {
 130         ERR_(midi)("AUGraphAddNode cannot create outNode %s\n", wine_dbgstr_fourcc(err));
 131         return 0;
 132     }
 133
 134     err = AUGraphOpen(*graph);
 135     if (err != noErr)
 136     {
 137         ERR_(midi)("AUGraphOpen return %s\n", wine_dbgstr_fourcc(err));
 138         return 0;
 139     }
 140
 141     /* connecting the nodes */
 142     err = AUGraphConnectNodeInput(*graph, synthNode, 0, outNode, 0);
 143     if (err != noErr)
 144     {
 145         ERR_(midi)("AUGraphConnectNodeInput cannot connect synthNode to outNode : %s\n", wine_dbgstr_fourcc(err));
 146         return 0;
 147     }
 148
 149     /* Get the synth unit */
 150     err = AUGraphNodeInfo(*graph, synthNode, 0, synth);
 151     if (err != noErr)
 152     {
 153         ERR_(midi)("AUGraphNodeInfo return %s\n", wine_dbgstr_fourcc(err));
 154         return 0;
 155     }
 156
 157     return 1;
 158 }
 159
 160 int SynthUnit_Initialize(AudioUnit synth, AUGraph graph)
 161 {
 162     OSStatus err = noErr;
 163
 164     err = AUGraphInitialize(graph);
 165     if (err != noErr)
 166     {
 167         ERR_(midi)("AUGraphInitialize(%p) return %s\n", graph, wine_dbgstr_fourcc(err));
 168         return 0;
 169     }
 170
 171     err = AUGraphStart(graph);
 172     if (err != noErr)
 173     {
 174         ERR_(midi)("AUGraphStart(%p) return %s\n", graph, wine_dbgstr_fourcc(err));
 175         return 0;
 176     }
 177
 178     return 1;
 179 }
 180
 181 int SynthUnit_Close(AUGraph graph)
 182 {
 183     OSStatus err = noErr;
 184
 185     err = AUGraphStop(graph);
 186     if (err != noErr)
 187     {
 188         ERR_(midi)("AUGraphStop(%p) return %s\n", graph, wine_dbgstr_fourcc(err));
 189         return 0;
 190     }
 191
 192     err = DisposeAUGraph(graph);
 193     if (err != noErr)
 194     {
 195         ERR_(midi)("DisposeAUGraph(%p) return %s\n", graph, wine_dbgstr_fourcc(err));
 196         return 0;
 197     }
 198
 199     return 1;
 200 }