this repo has no description
AudioToolbox: AudioUnit dispatching
+96
-31
+96
-31
src/CoreAudio/AudioToolbox/AUComponent.cpp
+96
-31
src/CoreAudio/AudioToolbox/AUComponent.cpp
···
19
19
20
20
21
21
#include <AudioToolbox/AUComponent.h>
22
+
#include <AudioToolbox/AudioOutputUnit.h>
22
23
#include <CoreServices/MacErrors.h>
24
+
#include <CoreServices/Components.h>
25
+
#include "AudioComponentManager.h"
23
26
24
27
const CFStringRef kAudioComponentRegistrationsChangedNotification = CFSTR("AudioComponentRegistrationsChangedNotification");
25
28
const CFStringRef kAudioComponentInstanceInvalidationNotification = CFSTR("AudioComponentInstanceInvalidationNotification");
26
29
27
-
OSStatus AudioUnitInitialize(AudioUnit inUnit)
30
+
inline static void assignParams(ComponentParameters* cp, size_t totalArgs, size_t argumentIndex)
28
31
{
32
+
}
29
33
34
+
template <typename First, typename... Rest>
35
+
void assignParams(ComponentParameters* cp, size_t totalArgs, size_t argumentIndex, First arg, Rest... rest)
36
+
{
37
+
#if __LP64__
38
+
cp->params[argumentIndex] = long(arg);
39
+
#else
40
+
cp->params[totalArgs - argumentIndex - 1] = long(arg);
41
+
#endif
42
+
assignParams(cp, totalArgs, argumentIndex+1, rest...);
30
43
}
31
44
32
-
OSStatus AudioUnitUninitialize(AudioUnit inUnit)
45
+
template <typename ...Args>
46
+
OSStatus dispatchCall(AudioUnit inUnit, SInt16 sel, Args... args)
33
47
{
48
+
if (AudioComponentManager::isOurInstance(inUnit))
49
+
{
50
+
AudioComponentPlugInInterface* iface = AudioComponentManager::instance()->instanceInterface(inUnit);
51
+
AudioComponentMethod method = iface->Lookup(sel);
52
+
if (method != nullptr)
53
+
return method(iface, args...);
54
+
else
55
+
return badComponentSelector;
56
+
}
57
+
else
58
+
{
59
+
ComponentParameters* cp = (ComponentParameters*) alloca(sizeof(ComponentParameters) + sizeof...(Args) * sizeof(long));
60
+
assignParams(cp, sizeof...(Args)+1, 0, inUnit);
61
+
assignParams(cp, sizeof...(Args)+1, 1, args...);
62
+
cp->paramSize = (sizeof...(Args)+1) * sizeof(long);
63
+
cp->what = sel;
64
+
cp->flags = 0;
65
+
return CallComponentDispatch(cp);
66
+
}
67
+
}
34
68
69
+
OSStatus AudioOutputUnitStart(AudioUnit ci)
70
+
{
71
+
return dispatchCall(ci, kAudioOutputUnitStartSelect);
72
+
}
73
+
74
+
OSStatus AudioOutputUnitStop(AudioUnit ci)
75
+
{
76
+
return dispatchCall(ci, kAudioOutputUnitStopSelect);
77
+
}
78
+
79
+
OSStatus AudioUnitInitialize(AudioUnit inUnit)
80
+
{
81
+
return dispatchCall(inUnit, kAudioUnitInitializeSelect);
82
+
}
83
+
84
+
OSStatus AudioUnitUninitialize(AudioUnit inUnit)
85
+
{
86
+
return dispatchCall(inUnit, kAudioUnitUninitializeSelect);
35
87
}
36
88
37
89
OSStatus
38
90
AudioUnitGetPropertyInfo(AudioUnit inUnit,
39
-
AudioUnitPropertyID inID,
40
-
AudioUnitScope inScope,
41
-
AudioUnitElement inElement,
42
-
UInt32 * _Nullable outDataSize,
43
-
Boolean * _Nullable outWritable)
91
+
AudioUnitPropertyID inID,
92
+
AudioUnitScope inScope,
93
+
AudioUnitElement inElement,
94
+
UInt32 * _Nullable outDataSize,
95
+
Boolean * _Nullable outWritable)
44
96
{
97
+
return dispatchCall(inUnit, kAudioUnitGetPropertyInfoSelect, inID, inScope, inElement, outDataSize, outWritable);
45
98
}
46
99
47
100
OSStatus
48
101
AudioUnitGetProperty(AudioUnit inUnit,
49
-
AudioUnitPropertyID inID,
50
-
AudioUnitScope inScope,
51
-
AudioUnitElement inElement,
52
-
void * outData,
53
-
UInt32 * ioDataSize)
102
+
AudioUnitPropertyID inID,
103
+
AudioUnitScope inScope,
104
+
AudioUnitElement inElement,
105
+
void * outData,
106
+
UInt32 * ioDataSize)
54
107
{
108
+
return dispatchCall(inUnit, kAudioUnitGetPropertySelect, inID, inScope, inElement, outData, ioDataSize);
55
109
}
56
110
57
111
OSStatus
58
112
AudioUnitSetProperty(AudioUnit inUnit,
59
-
AudioUnitPropertyID inID,
60
-
AudioUnitScope inScope,
61
-
AudioUnitElement inElement,
62
-
const void * _Nullable inData,
63
-
UInt32 inDataSize)
113
+
AudioUnitPropertyID inID,
114
+
AudioUnitScope inScope,
115
+
AudioUnitElement inElement,
116
+
const void * _Nullable inData,
117
+
UInt32 inDataSize)
64
118
{
119
+
return dispatchCall(inUnit, kAudioUnitSetPropertySelect, inID, inScope, inElement, inData, inDataSize);
65
120
}
66
121
67
122
OSStatus
68
123
AudioUnitAddPropertyListener(AudioUnit inUnit,
69
-
AudioUnitPropertyID inID,
70
-
AudioUnitPropertyListenerProc inProc,
71
-
void * _Nullable inProcUserData)
124
+
AudioUnitPropertyID inID,
125
+
AudioUnitPropertyListenerProc inProc,
126
+
void * _Nullable inProcUserData)
72
127
{
128
+
return dispatchCall(inUnit, kAudioUnitAddPropertyListenerSelect, inID, inProc, inProcUserData);
73
129
}
74
130
75
131
OSStatus
76
132
AudioUnitRemovePropertyListenerWithUserData(
77
-
AudioUnit inUnit,
78
-
AudioUnitPropertyID inID,
79
-
AudioUnitPropertyListenerProc inProc,
80
-
void * _Nullable inProcUserData)
133
+
AudioUnit inUnit,
134
+
AudioUnitPropertyID inID,
135
+
AudioUnitPropertyListenerProc inProc,
136
+
void * _Nullable inProcUserData)
81
137
{
138
+
return dispatchCall(inUnit, kAudioUnitRemovePropertyListenerWithUserDataSelect, inID, inProc, inProcUserData);
82
139
}
83
140
84
141
OSStatus
···
86
143
AURenderCallback inProc,
87
144
void * _Nullable inProcUserData)
88
145
{
89
-
146
+
return dispatchCall(inUnit, kAudioUnitAddRenderNotifySelect, inProc, inProcUserData);
90
147
}
91
148
92
149
OSStatus
···
94
151
AURenderCallback inProc,
95
152
void * _Nullable inProcUserData)
96
153
{
97
-
154
+
return dispatchCall(inUnit, kAudioUnitRemoveRenderNotifySelect, inProc, inProcUserData);
98
155
}
99
156
100
157
OSStatus
···
104
161
AudioUnitElement inElement,
105
162
AudioUnitParameterValue * outValue)
106
163
{
107
-
164
+
return dispatchCall(inUnit, kAudioUnitGetParameterSelect, inID, inScope, inElement, outValue);
108
165
}
109
166
110
167
OSStatus
···
115
172
AudioUnitParameterValue inValue,
116
173
UInt32 inBufferOffsetInFrames)
117
174
{
175
+
return dispatchCall(inUnit, kAudioUnitSetParameterSelect, inID, inScope, inElement, inValue, inBufferOffsetInFrames);
118
176
}
119
177
120
178
OSStatus
···
122
180
const AudioUnitParameterEvent * inParameterEvent,
123
181
UInt32 inNumParamEvents)
124
182
{
125
-
183
+
return dispatchCall(inUnit, kAudioUnitScheduleParametersSelect, inParameterEvent, inNumParamEvents);
126
184
}
127
185
128
186
OSStatus
···
133
191
UInt32 inNumberFrames,
134
192
AudioBufferList * ioData)
135
193
{
194
+
return dispatchCall(inUnit, kAudioUnitRenderSelect, ioActionFlags, inTimeStamp, inOutputBusNumber, inNumberFrames, ioData);
136
195
}
137
196
138
197
OSStatus
···
142
201
UInt32 inNumberFrames,
143
202
AudioBufferList * ioData)
144
203
{
204
+
// TODO
205
+
return unimpErr;
145
206
}
146
207
147
208
OSStatus
···
154
215
UInt32 inNumberOutputBufferLists,
155
216
AudioBufferList * _Nonnull * _Nonnull ioOutputBufferLists)
156
217
{
218
+
// TODO
219
+
return unimpErr;
157
220
}
158
221
159
222
OSStatus
···
161
224
AudioUnitScope inScope,
162
225
AudioUnitElement inElement)
163
226
{
164
-
227
+
return dispatchCall(inUnit, kAudioUnitResetSelect, inScope, inElement);
165
228
}
166
229
167
230
OSStatus
168
231
AudioUnitExtensionSetComponentList(CFStringRef extensionIdentifier, _Nullable CFArrayRef audioComponentInfo)
169
232
{
170
-
233
+
// TODO
234
+
return unimpErr;
171
235
}
172
236
173
237
_Nullable CFArrayRef
174
238
AudioUnitExtensionCopyComponentList(CFStringRef extensionIdentifier)
175
239
{
176
-
240
+
// TODO
241
+
return nullptr;
177
242
}
178
243