-
-
Notifications
You must be signed in to change notification settings - Fork 345
/
web_audio.go
426 lines (318 loc) · 12.3 KB
/
web_audio.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
// This file is generated by "./lib/proto/generate"
package proto
/*
WebAudio
This domain allows inspection of Web Audio API.
https://webaudio.github.io/web-audio-api/
*/
// WebAudioGraphObjectID An unique ID for a graph object (AudioContext, AudioNode, AudioParam) in Web Audio API.
type WebAudioGraphObjectID string
// WebAudioContextType Enum of BaseAudioContext types.
type WebAudioContextType string
const (
// WebAudioContextTypeRealtime enum const.
WebAudioContextTypeRealtime WebAudioContextType = "realtime"
// WebAudioContextTypeOffline enum const.
WebAudioContextTypeOffline WebAudioContextType = "offline"
)
// WebAudioContextState Enum of AudioContextState from the spec.
type WebAudioContextState string
const (
// WebAudioContextStateSuspended enum const.
WebAudioContextStateSuspended WebAudioContextState = "suspended"
// WebAudioContextStateRunning enum const.
WebAudioContextStateRunning WebAudioContextState = "running"
// WebAudioContextStateClosed enum const.
WebAudioContextStateClosed WebAudioContextState = "closed"
)
// WebAudioNodeType Enum of AudioNode types.
type WebAudioNodeType string
// WebAudioChannelCountMode Enum of AudioNode::ChannelCountMode from the spec.
type WebAudioChannelCountMode string
const (
// WebAudioChannelCountModeClampedMax enum const.
WebAudioChannelCountModeClampedMax WebAudioChannelCountMode = "clamped-max"
// WebAudioChannelCountModeExplicit enum const.
WebAudioChannelCountModeExplicit WebAudioChannelCountMode = "explicit"
// WebAudioChannelCountModeMax enum const.
WebAudioChannelCountModeMax WebAudioChannelCountMode = "max"
)
// WebAudioChannelInterpretation Enum of AudioNode::ChannelInterpretation from the spec.
type WebAudioChannelInterpretation string
const (
// WebAudioChannelInterpretationDiscrete enum const.
WebAudioChannelInterpretationDiscrete WebAudioChannelInterpretation = "discrete"
// WebAudioChannelInterpretationSpeakers enum const.
WebAudioChannelInterpretationSpeakers WebAudioChannelInterpretation = "speakers"
)
// WebAudioParamType Enum of AudioParam types.
type WebAudioParamType string
// WebAudioAutomationRate Enum of AudioParam::AutomationRate from the spec.
type WebAudioAutomationRate string
const (
// WebAudioAutomationRateARate enum const.
WebAudioAutomationRateARate WebAudioAutomationRate = "a-rate"
// WebAudioAutomationRateKRate enum const.
WebAudioAutomationRateKRate WebAudioAutomationRate = "k-rate"
)
// WebAudioContextRealtimeData Fields in AudioContext that change in real-time.
type WebAudioContextRealtimeData struct {
// CurrentTime The current context time in second in BaseAudioContext.
CurrentTime float64 `json:"currentTime"`
// RenderCapacity The time spent on rendering graph divided by render quantum duration,
// and multiplied by 100. 100 means the audio renderer reached the full
// capacity and glitch may occur.
RenderCapacity float64 `json:"renderCapacity"`
// CallbackIntervalMean A running mean of callback interval.
CallbackIntervalMean float64 `json:"callbackIntervalMean"`
// CallbackIntervalVariance A running variance of callback interval.
CallbackIntervalVariance float64 `json:"callbackIntervalVariance"`
}
// WebAudioBaseAudioContext Protocol object for BaseAudioContext.
type WebAudioBaseAudioContext struct {
// ContextID ...
ContextID WebAudioGraphObjectID `json:"contextId"`
// ContextType ...
ContextType WebAudioContextType `json:"contextType"`
// ContextState ...
ContextState WebAudioContextState `json:"contextState"`
// RealtimeData (optional) ...
RealtimeData *WebAudioContextRealtimeData `json:"realtimeData,omitempty"`
// CallbackBufferSize Platform-dependent callback buffer size.
CallbackBufferSize float64 `json:"callbackBufferSize"`
// MaxOutputChannelCount Number of output channels supported by audio hardware in use.
MaxOutputChannelCount float64 `json:"maxOutputChannelCount"`
// SampleRate Context sample rate.
SampleRate float64 `json:"sampleRate"`
}
// WebAudioAudioListener Protocol object for AudioListener.
type WebAudioAudioListener struct {
// ListenerID ...
ListenerID WebAudioGraphObjectID `json:"listenerId"`
// ContextID ...
ContextID WebAudioGraphObjectID `json:"contextId"`
}
// WebAudioAudioNode Protocol object for AudioNode.
type WebAudioAudioNode struct {
// NodeID ...
NodeID WebAudioGraphObjectID `json:"nodeId"`
// ContextID ...
ContextID WebAudioGraphObjectID `json:"contextId"`
// NodeType ...
NodeType WebAudioNodeType `json:"nodeType"`
// NumberOfInputs ...
NumberOfInputs float64 `json:"numberOfInputs"`
// NumberOfOutputs ...
NumberOfOutputs float64 `json:"numberOfOutputs"`
// ChannelCount ...
ChannelCount float64 `json:"channelCount"`
// ChannelCountMode ...
ChannelCountMode WebAudioChannelCountMode `json:"channelCountMode"`
// ChannelInterpretation ...
ChannelInterpretation WebAudioChannelInterpretation `json:"channelInterpretation"`
}
// WebAudioAudioParam Protocol object for AudioParam.
type WebAudioAudioParam struct {
// ParamID ...
ParamID WebAudioGraphObjectID `json:"paramId"`
// NodeID ...
NodeID WebAudioGraphObjectID `json:"nodeId"`
// ContextID ...
ContextID WebAudioGraphObjectID `json:"contextId"`
// ParamType ...
ParamType WebAudioParamType `json:"paramType"`
// Rate ...
Rate WebAudioAutomationRate `json:"rate"`
// DefaultValue ...
DefaultValue float64 `json:"defaultValue"`
// MinValue ...
MinValue float64 `json:"minValue"`
// MaxValue ...
MaxValue float64 `json:"maxValue"`
}
// WebAudioEnable Enables the WebAudio domain and starts sending context lifetime events.
type WebAudioEnable struct{}
// ProtoReq name.
func (m WebAudioEnable) ProtoReq() string { return "WebAudio.enable" }
// Call sends the request.
func (m WebAudioEnable) Call(c Client) error {
return call(m.ProtoReq(), m, nil, c)
}
// WebAudioDisable Disables the WebAudio domain.
type WebAudioDisable struct{}
// ProtoReq name.
func (m WebAudioDisable) ProtoReq() string { return "WebAudio.disable" }
// Call sends the request.
func (m WebAudioDisable) Call(c Client) error {
return call(m.ProtoReq(), m, nil, c)
}
// WebAudioGetRealtimeData Fetch the realtime data from the registered contexts.
type WebAudioGetRealtimeData struct {
// ContextID ...
ContextID WebAudioGraphObjectID `json:"contextId"`
}
// ProtoReq name.
func (m WebAudioGetRealtimeData) ProtoReq() string { return "WebAudio.getRealtimeData" }
// Call the request.
func (m WebAudioGetRealtimeData) Call(c Client) (*WebAudioGetRealtimeDataResult, error) {
var res WebAudioGetRealtimeDataResult
return &res, call(m.ProtoReq(), m, &res, c)
}
// WebAudioGetRealtimeDataResult ...
type WebAudioGetRealtimeDataResult struct {
// RealtimeData ...
RealtimeData *WebAudioContextRealtimeData `json:"realtimeData"`
}
// WebAudioContextCreated Notifies that a new BaseAudioContext has been created.
type WebAudioContextCreated struct {
// Context ...
Context *WebAudioBaseAudioContext `json:"context"`
}
// ProtoEvent name.
func (evt WebAudioContextCreated) ProtoEvent() string {
return "WebAudio.contextCreated"
}
// WebAudioContextWillBeDestroyed Notifies that an existing BaseAudioContext will be destroyed.
type WebAudioContextWillBeDestroyed struct {
// ContextID ...
ContextID WebAudioGraphObjectID `json:"contextId"`
}
// ProtoEvent name.
func (evt WebAudioContextWillBeDestroyed) ProtoEvent() string {
return "WebAudio.contextWillBeDestroyed"
}
// WebAudioContextChanged Notifies that existing BaseAudioContext has changed some properties (id stays the same)..
type WebAudioContextChanged struct {
// Context ...
Context *WebAudioBaseAudioContext `json:"context"`
}
// ProtoEvent name.
func (evt WebAudioContextChanged) ProtoEvent() string {
return "WebAudio.contextChanged"
}
// WebAudioAudioListenerCreated Notifies that the construction of an AudioListener has finished.
type WebAudioAudioListenerCreated struct {
// Listener ...
Listener *WebAudioAudioListener `json:"listener"`
}
// ProtoEvent name.
func (evt WebAudioAudioListenerCreated) ProtoEvent() string {
return "WebAudio.audioListenerCreated"
}
// WebAudioAudioListenerWillBeDestroyed Notifies that a new AudioListener has been created.
type WebAudioAudioListenerWillBeDestroyed struct {
// ContextID ...
ContextID WebAudioGraphObjectID `json:"contextId"`
// ListenerID ...
ListenerID WebAudioGraphObjectID `json:"listenerId"`
}
// ProtoEvent name.
func (evt WebAudioAudioListenerWillBeDestroyed) ProtoEvent() string {
return "WebAudio.audioListenerWillBeDestroyed"
}
// WebAudioAudioNodeCreated Notifies that a new AudioNode has been created.
type WebAudioAudioNodeCreated struct {
// Node ...
Node *WebAudioAudioNode `json:"node"`
}
// ProtoEvent name.
func (evt WebAudioAudioNodeCreated) ProtoEvent() string {
return "WebAudio.audioNodeCreated"
}
// WebAudioAudioNodeWillBeDestroyed Notifies that an existing AudioNode has been destroyed.
type WebAudioAudioNodeWillBeDestroyed struct {
// ContextID ...
ContextID WebAudioGraphObjectID `json:"contextId"`
// NodeID ...
NodeID WebAudioGraphObjectID `json:"nodeId"`
}
// ProtoEvent name.
func (evt WebAudioAudioNodeWillBeDestroyed) ProtoEvent() string {
return "WebAudio.audioNodeWillBeDestroyed"
}
// WebAudioAudioParamCreated Notifies that a new AudioParam has been created.
type WebAudioAudioParamCreated struct {
// Param ...
Param *WebAudioAudioParam `json:"param"`
}
// ProtoEvent name.
func (evt WebAudioAudioParamCreated) ProtoEvent() string {
return "WebAudio.audioParamCreated"
}
// WebAudioAudioParamWillBeDestroyed Notifies that an existing AudioParam has been destroyed.
type WebAudioAudioParamWillBeDestroyed struct {
// ContextID ...
ContextID WebAudioGraphObjectID `json:"contextId"`
// NodeID ...
NodeID WebAudioGraphObjectID `json:"nodeId"`
// ParamID ...
ParamID WebAudioGraphObjectID `json:"paramId"`
}
// ProtoEvent name.
func (evt WebAudioAudioParamWillBeDestroyed) ProtoEvent() string {
return "WebAudio.audioParamWillBeDestroyed"
}
// WebAudioNodesConnected Notifies that two AudioNodes are connected.
type WebAudioNodesConnected struct {
// ContextID ...
ContextID WebAudioGraphObjectID `json:"contextId"`
// SourceID ...
SourceID WebAudioGraphObjectID `json:"sourceId"`
// DestinationID ...
DestinationID WebAudioGraphObjectID `json:"destinationId"`
// SourceOutputIndex (optional) ...
SourceOutputIndex *float64 `json:"sourceOutputIndex,omitempty"`
// DestinationInputIndex (optional) ...
DestinationInputIndex *float64 `json:"destinationInputIndex,omitempty"`
}
// ProtoEvent name.
func (evt WebAudioNodesConnected) ProtoEvent() string {
return "WebAudio.nodesConnected"
}
// WebAudioNodesDisconnected Notifies that AudioNodes are disconnected. The destination can be null, and it means all the outgoing connections from the source are disconnected.
type WebAudioNodesDisconnected struct {
// ContextID ...
ContextID WebAudioGraphObjectID `json:"contextId"`
// SourceID ...
SourceID WebAudioGraphObjectID `json:"sourceId"`
// DestinationID ...
DestinationID WebAudioGraphObjectID `json:"destinationId"`
// SourceOutputIndex (optional) ...
SourceOutputIndex *float64 `json:"sourceOutputIndex,omitempty"`
// DestinationInputIndex (optional) ...
DestinationInputIndex *float64 `json:"destinationInputIndex,omitempty"`
}
// ProtoEvent name.
func (evt WebAudioNodesDisconnected) ProtoEvent() string {
return "WebAudio.nodesDisconnected"
}
// WebAudioNodeParamConnected Notifies that an AudioNode is connected to an AudioParam.
type WebAudioNodeParamConnected struct {
// ContextID ...
ContextID WebAudioGraphObjectID `json:"contextId"`
// SourceID ...
SourceID WebAudioGraphObjectID `json:"sourceId"`
// DestinationID ...
DestinationID WebAudioGraphObjectID `json:"destinationId"`
// SourceOutputIndex (optional) ...
SourceOutputIndex *float64 `json:"sourceOutputIndex,omitempty"`
}
// ProtoEvent name.
func (evt WebAudioNodeParamConnected) ProtoEvent() string {
return "WebAudio.nodeParamConnected"
}
// WebAudioNodeParamDisconnected Notifies that an AudioNode is disconnected to an AudioParam.
type WebAudioNodeParamDisconnected struct {
// ContextID ...
ContextID WebAudioGraphObjectID `json:"contextId"`
// SourceID ...
SourceID WebAudioGraphObjectID `json:"sourceId"`
// DestinationID ...
DestinationID WebAudioGraphObjectID `json:"destinationId"`
// SourceOutputIndex (optional) ...
SourceOutputIndex *float64 `json:"sourceOutputIndex,omitempty"`
}
// ProtoEvent name.
func (evt WebAudioNodeParamDisconnected) ProtoEvent() string {
return "WebAudio.nodeParamDisconnected"
}