JackCoreAudioDriver.cpp 50.6 KB
Newer Older
sletz's avatar
sletz committed
1
/*
sletz's avatar
sletz committed
2
Copyright (C) 2004-2008 Grame
sletz's avatar
sletz committed
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

This program 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 2 of the License, or
(at your option) any later version.

This program 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

*/

#include "JackCoreAudioDriver.h"
#include "JackEngineControl.h"
#include "JackMachThread.h"
#include "JackGraphManager.h"
#include "JackError.h"
#include "JackClientControl.h"
#include "JackDriverLoader.h"
#include "JackGlobals.h"
28
#include "JackCompilerDeps.h"
sletz's avatar
sletz committed
29
30
31
32
33
34
35
36
37
#include <iostream>

namespace Jack
{

static void printError(OSStatus err)
{
    switch (err) {
        case kAudioHardwareNoError:
sletz's avatar
sletz committed
38
            jack_log("error code : kAudioHardwareNoError");
sletz's avatar
sletz committed
39
40
            break;
        case kAudioConverterErr_FormatNotSupported:
sletz's avatar
sletz committed
41
            jack_log("error code : kAudioConverterErr_FormatNotSupported");
sletz's avatar
sletz committed
42
43
            break;
        case kAudioConverterErr_OperationNotSupported:
sletz's avatar
sletz committed
44
            jack_log("error code : kAudioConverterErr_OperationNotSupported");
sletz's avatar
sletz committed
45
46
            break;
        case kAudioConverterErr_PropertyNotSupported:
sletz's avatar
sletz committed
47
            jack_log("error code : kAudioConverterErr_PropertyNotSupported");
sletz's avatar
sletz committed
48
49
            break;
        case kAudioConverterErr_InvalidInputSize:
sletz's avatar
sletz committed
50
            jack_log("error code : kAudioConverterErr_InvalidInputSize");
sletz's avatar
sletz committed
51
52
            break;
        case kAudioConverterErr_InvalidOutputSize:
sletz's avatar
sletz committed
53
            jack_log("error code : kAudioConverterErr_InvalidOutputSize");
sletz's avatar
sletz committed
54
55
            break;
        case kAudioConverterErr_UnspecifiedError:
sletz's avatar
sletz committed
56
            jack_log("error code : kAudioConverterErr_UnspecifiedError");
sletz's avatar
sletz committed
57
58
            break;
        case kAudioConverterErr_BadPropertySizeError:
sletz's avatar
sletz committed
59
            jack_log("error code : kAudioConverterErr_BadPropertySizeError");
sletz's avatar
sletz committed
60
61
            break;
        case kAudioConverterErr_RequiresPacketDescriptionsError:
sletz's avatar
sletz committed
62
            jack_log("error code : kAudioConverterErr_RequiresPacketDescriptionsError");
sletz's avatar
sletz committed
63
64
            break;
        case kAudioConverterErr_InputSampleRateOutOfRange:
sletz's avatar
sletz committed
65
            jack_log("error code : kAudioConverterErr_InputSampleRateOutOfRange");
sletz's avatar
sletz committed
66
67
            break;
        case kAudioConverterErr_OutputSampleRateOutOfRange:
sletz's avatar
sletz committed
68
            jack_log("error code : kAudioConverterErr_OutputSampleRateOutOfRange");
sletz's avatar
sletz committed
69
70
            break;
        case kAudioHardwareNotRunningError:
sletz's avatar
sletz committed
71
            jack_log("error code : kAudioHardwareNotRunningError");
sletz's avatar
sletz committed
72
73
            break;
        case kAudioHardwareUnknownPropertyError:
sletz's avatar
sletz committed
74
            jack_log("error code : kAudioHardwareUnknownPropertyError");
sletz's avatar
sletz committed
75
76
            break;
        case kAudioHardwareIllegalOperationError:
sletz's avatar
sletz committed
77
            jack_log("error code : kAudioHardwareIllegalOperationError");
sletz's avatar
sletz committed
78
79
            break;
        case kAudioHardwareBadDeviceError:
sletz's avatar
sletz committed
80
            jack_log("error code : kAudioHardwareBadDeviceError");
sletz's avatar
sletz committed
81
82
            break;
        case kAudioHardwareBadStreamError:
sletz's avatar
sletz committed
83
            jack_log("error code : kAudioHardwareBadStreamError");
sletz's avatar
sletz committed
84
85
            break;
        case kAudioDeviceUnsupportedFormatError:
sletz's avatar
sletz committed
86
            jack_log("error code : kAudioDeviceUnsupportedFormatError");
sletz's avatar
sletz committed
87
88
            break;
        case kAudioDevicePermissionsError:
sletz's avatar
sletz committed
89
            jack_log("error code : kAudioDevicePermissionsError");
90
            break;
sletz's avatar
sletz committed
91
        case kAudioHardwareBadObjectError:
sletz's avatar
sletz committed
92
            jack_log("error code : kAudioHardwareBadObjectError");
93
            break;
sletz's avatar
sletz committed
94
        case kAudioHardwareUnsupportedOperationError:
sletz's avatar
sletz committed
95
            jack_log("error code : kAudioHardwareUnsupportedOperationError");
sletz's avatar
sletz committed
96
97
            break;
        default:
sletz's avatar
sletz committed
98
            jack_log("error code : unknown");
sletz's avatar
sletz committed
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
            break;
    }
}

static OSStatus DisplayDeviceNames()
{
    UInt32 size;
    Boolean isWritable;
    int i, deviceNum;
    OSStatus err;
    CFStringRef UIname;

    err = AudioHardwareGetPropertyInfo(kAudioHardwarePropertyDevices, &size, &isWritable);
    if (err != noErr)
        return err;

    deviceNum = size / sizeof(AudioDeviceID);
    AudioDeviceID devices[deviceNum];

    err = AudioHardwareGetProperty(kAudioHardwarePropertyDevices, &size, devices);
    if (err != noErr)
        return err;

    for (i = 0; i < deviceNum; i++) {
        char device_name[256];
        char internal_name[256];

        size = sizeof(CFStringRef);
        UIname = NULL;
        err = AudioDeviceGetProperty(devices[i], 0, false, kAudioDevicePropertyDeviceUID, &size, &UIname);
        if (err == noErr) {
            CFStringGetCString(UIname, internal_name, 256, CFStringGetSystemEncoding());
        } else {
            goto error;
        }

        size = 256;
        err = AudioDeviceGetProperty(devices[i], 0, false, kAudioDevicePropertyDeviceName, &size, device_name);
        if (err != noErr)
            return err;

sletz's avatar
sletz committed
140
        jack_info("Device name = \'%s\', internal_name = \'%s\' (to be used as -C, -P, or -d parameter)", device_name, internal_name);
sletz's avatar
sletz committed
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
    }

    return noErr;

error:
    if (UIname != NULL)
        CFRelease(UIname);
    return err;
}

OSStatus JackCoreAudioDriver::Render(void *inRefCon,
                                     AudioUnitRenderActionFlags *ioActionFlags,
                                     const AudioTimeStamp *inTimeStamp,
                                     UInt32 inBusNumber,
                                     UInt32 inNumberFrames,
                                     AudioBufferList *ioData)
{
sletz's avatar
sletz committed
158
159
160
161
    JackCoreAudioDriver* driver = (JackCoreAudioDriver*)inRefCon;
    driver->fActionFags = ioActionFlags;
    driver->fCurrentTime = (AudioTimeStamp *)inTimeStamp;
    driver->fDriverOutputData = ioData;
sletz's avatar
sletz committed
162
    driver->CycleTakeBeginTime();
sletz's avatar
sletz committed
163
164
165
166
167
    return driver->Process();
}

int JackCoreAudioDriver::Read()
{
sletz's avatar
sletz committed
168
    AudioUnitRender(fAUHAL, fActionFags, fCurrentTime, 1, fEngineControl->fBufferSize, fJackInputData);
sletz's avatar
sletz committed
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
    return 0;
}

int JackCoreAudioDriver::Write()
{
    for (int i = 0; i < fPlaybackChannels; i++) {
        if (fGraphManager->GetConnectionsNum(fPlaybackPortList[i]) > 0) {
            float* buffer = GetOutputBuffer(i);
            int size = sizeof(float) * fEngineControl->fBufferSize;
            memcpy((float*)fDriverOutputData->mBuffers[i].mData, buffer, size);
            // Monitor ports
            if (fWithMonitorPorts && fGraphManager->GetConnectionsNum(fMonitorPortList[i]) > 0)
                memcpy(GetMonitorBuffer(i), buffer, size);
        } else {
            memset((float*)fDriverOutputData->mBuffers[i].mData, 0, sizeof(float) * fEngineControl->fBufferSize);
        }
    }
    return 0;
}

// Will run only once
OSStatus JackCoreAudioDriver::MeasureCallback(AudioDeviceID inDevice,
        const AudioTimeStamp* inNow,
        const AudioBufferList* inInputData,
        const AudioTimeStamp* inInputTime,
        AudioBufferList* outOutputData,
        const AudioTimeStamp* inOutputTime,
        void* inClientData)
{
    JackCoreAudioDriver* driver = (JackCoreAudioDriver*)inClientData;
    AudioDeviceStop(driver->fDeviceID, MeasureCallback);
200
    
sletz's avatar
sletz committed
201
    jack_log("JackCoreAudioDriver::MeasureCallback called");
sletz's avatar
sletz committed
202
    JackMachThread::GetParams(&driver->fEngineControl->fPeriod, &driver->fEngineControl->fComputation, &driver->fEngineControl->fConstraint);
203
    
sletz's avatar
sletz committed
204
205
    // Setup threadded based log function
    set_threaded_log_function();
sletz's avatar
sletz committed
206
207
208
    return noErr;
}

209
210
211
212
213
214
OSStatus JackCoreAudioDriver::SRNotificationCallback(AudioDeviceID inDevice,
        UInt32 inChannel,
        Boolean	isInput,
        AudioDevicePropertyID inPropertyID,
        void* inClientData)
{
sletz's avatar
sletz committed
215
216
217
218
219
    JackCoreAudioDriver* driver = (JackCoreAudioDriver*)inClientData;

    switch (inPropertyID) {

        case kAudioDevicePropertyNominalSampleRate: {
sletz's avatar
sletz committed
220
            jack_log("JackCoreAudioDriver::SRNotificationCallback kAudioDevicePropertyNominalSampleRate");
sletz's avatar
sletz committed
221
222
223
224
225
226
            driver->fState = true;
            break;
        }
    }

    return noErr;
227
228
}

229
230
// A better implementation would try to recover in case of hardware device change (see HALLAB HLFilePlayerWindowControllerAudioDevicePropertyListenerProc code)

sletz's avatar
sletz committed
231
232
233
234
235
236
237
OSStatus JackCoreAudioDriver::DeviceNotificationCallback(AudioDeviceID inDevice,
        UInt32 inChannel,
        Boolean	isInput,
        AudioDevicePropertyID inPropertyID,
        void* inClientData)
{
    JackCoreAudioDriver* driver = (JackCoreAudioDriver*)inClientData;
sletz's avatar
sletz committed
238
         
sletz's avatar
sletz committed
239
240
241
    switch (inPropertyID) {

        case kAudioDeviceProcessorOverload:
242
            jack_error("JackCoreAudioDriver::DeviceNotificationCallback kAudioDeviceProcessorOverload");
243
            jack_time_t cur_time = GetMicroSeconds();
sletz's avatar
sletz committed
244
            driver->NotifyXRun(cur_time, float(cur_time - driver->fBeginDateUst));   // Better this value than nothing... 
sletz's avatar
sletz committed
245
246
247
248
249
250
251
252
253
254
255
            break;

        case kAudioDevicePropertyStreamConfiguration:
        case kAudioDevicePropertyNominalSampleRate: {

            UInt32 outSize = sizeof(Float64);
            Float64 sampleRate;
            int in_nChannels = 0;
            int out_nChannels = 0;
            char capture_driver_name[256];
            char playback_driver_name[256];
sletz's avatar
sletz committed
256
            CFStringRef ref;
sletz's avatar
sletz committed
257
258
259
260
261
262
263
264
265
266
267

            // Stop and restart
            driver->Stop();
            driver->RemoveListeners();
            driver->CloseAUHAL();

            OSStatus err = AudioDeviceGetProperty(driver->fDeviceID, 0, kAudioDeviceSectionGlobal, kAudioDevicePropertyNominalSampleRate, &outSize, &sampleRate);
            if (err != noErr) {
                jack_error("Cannot get current sample rate");
                printError(err);
            }
sletz's avatar
sletz committed
268
            jack_log("JackCoreAudioDriver::DeviceNotificationCallback kAudioDevicePropertyNominalSampleRate %ld", long(sampleRate));
sletz's avatar
sletz committed
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

            if (driver->SetupDevices(driver->fCaptureUID, driver->fPlaybackUID, capture_driver_name, playback_driver_name) < 0)
                return -1;

            if (driver->SetupChannels(driver->fCapturing, driver->fPlaying, driver->fInChannels, driver->fOutChannels, in_nChannels, out_nChannels, false) < 0)
                return -1;

            if (driver->SetupBufferSizeAndSampleRate(driver->fEngineControl->fBufferSize, sampleRate)  < 0)
                return -1;

            if (driver->OpenAUHAL(driver->fCapturing,
                                  driver->fPlaying,
                                  driver->fInChannels,
                                  driver->fOutChannels,
                                  in_nChannels,
                                  out_nChannels,
                                  driver->fEngineControl->fBufferSize,
                                  sampleRate,
                                  false) < 0)
                goto error;

            if (driver->AddListeners() < 0)
                goto error;

            driver->Start();

            // Send notification to be used in JackPilot or JackRouter plugin
            jack_error("Device restart...");
sletz's avatar
sletz committed
297
            ref = CFStringCreateWithCString(NULL, driver->fEngineControl->fServerName, kCFStringEncodingMacRoman);
sletz's avatar
sletz committed
298
299
300
301
302
303
304
305
306
307
308
309
            CFNotificationCenterPostNotificationWithOptions(CFNotificationCenterGetDistributedCenter(),
                    CFSTR("com.grame.jackserver.restart"),
                    ref,
                    NULL,
                    kCFNotificationDeliverImmediately | kCFNotificationPostToAllSessions);
            CFRelease(ref);
            return noErr;
error:
            driver->CloseAUHAL();
            break;
        }
    }
sletz's avatar
sletz committed
310
311
312
313
314
315
316
317
318
319
320
321
322
323
    return noErr;
}

OSStatus JackCoreAudioDriver::GetDeviceIDFromUID(const char* UID, AudioDeviceID* id)
{
    UInt32 size = sizeof(AudioValueTranslation);
    CFStringRef inIUD = CFStringCreateWithCString(NULL, UID, CFStringGetSystemEncoding());
    AudioValueTranslation value = { &inIUD, sizeof(CFStringRef), id, sizeof(AudioDeviceID) };

    if (inIUD == NULL) {
        return kAudioHardwareUnspecifiedError;
    } else {
        OSStatus res = AudioHardwareGetProperty(kAudioHardwarePropertyDeviceForUID, &size, &value);
        CFRelease(inIUD);
324
        jack_log("GetDeviceIDFromUID %s %ld", UID, *id);
sletz's avatar
sletz committed
325
326
327
328
329
330
331
332
333
334
335
        return (*id == kAudioDeviceUnknown) ? kAudioHardwareBadDeviceError : res;
    }
}

OSStatus JackCoreAudioDriver::GetDefaultDevice(AudioDeviceID* id)
{
    OSStatus res;
    UInt32 theSize = sizeof(UInt32);
    AudioDeviceID inDefault;
    AudioDeviceID outDefault;

sletz's avatar
Cleanup    
sletz committed
336
    if ((res = AudioHardwareGetProperty(kAudioHardwarePropertyDefaultInputDevice, &theSize, &inDefault)) != noErr)
sletz's avatar
sletz committed
337
338
        return res;

sletz's avatar
Cleanup    
sletz committed
339
    if ((res = AudioHardwareGetProperty(kAudioHardwarePropertyDefaultOutputDevice, &theSize, &outDefault)) != noErr)
sletz's avatar
sletz committed
340
341
        return res;

sletz's avatar
sletz committed
342
    jack_log("GetDefaultDevice: input = %ld output = %ld", inDefault, outDefault);
sletz's avatar
sletz committed
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359

    // Get the device only if default input and ouput are the same
    if (inDefault == outDefault) {
        *id = inDefault;
        return noErr;
    } else {
        jack_error("Default input and output devices are not the same !!");
        return kAudioHardwareBadDeviceError;
    }
}

OSStatus JackCoreAudioDriver::GetDefaultInputDevice(AudioDeviceID* id)
{
    OSStatus res;
    UInt32 theSize = sizeof(UInt32);
    AudioDeviceID inDefault;

sletz's avatar
Cleanup    
sletz committed
360
    if ((res = AudioHardwareGetProperty(kAudioHardwarePropertyDefaultInputDevice, &theSize, &inDefault)) != noErr)
sletz's avatar
sletz committed
361
362
        return res;

sletz's avatar
sletz committed
363
    jack_log("GetDefaultInputDevice: input = %ld ", inDefault);
sletz's avatar
sletz committed
364
365
366
367
368
369
370
371
372
373
    *id = inDefault;
    return noErr;
}

OSStatus JackCoreAudioDriver::GetDefaultOutputDevice(AudioDeviceID* id)
{
    OSStatus res;
    UInt32 theSize = sizeof(UInt32);
    AudioDeviceID outDefault;

sletz's avatar
Cleanup    
sletz committed
374
    if ((res = AudioHardwareGetProperty(kAudioHardwarePropertyDefaultOutputDevice, &theSize, &outDefault)) != noErr)
sletz's avatar
sletz committed
375
376
        return res;

sletz's avatar
sletz committed
377
    jack_log("GetDefaultOutputDevice: output = %ld", outDefault);
sletz's avatar
sletz committed
378
379
380
381
382
383
384
385
386
387
    *id = outDefault;
    return noErr;
}

OSStatus JackCoreAudioDriver::GetDeviceNameFromID(AudioDeviceID id, char* name)
{
    UInt32 size = 256;
    return AudioDeviceGetProperty(id, 0, false, kAudioDevicePropertyDeviceName, &size, name);
}

388
OSStatus JackCoreAudioDriver::GetTotalChannels(AudioDeviceID device, int& channelCount, bool isInput)
sletz's avatar
sletz committed
389
{
390
    OSStatus err = noErr;
sletz's avatar
sletz committed
391
392
    UInt32	outSize;
    Boolean	outWritable;
393
    AudioBufferList* bufferList = 0;
sletz's avatar
sletz committed
394

395
    channelCount = 0;
sletz's avatar
sletz committed
396
397
398
399
400
    err = AudioDeviceGetPropertyInfo(device, 0, isInput, kAudioDevicePropertyStreamConfiguration, &outSize, &outWritable);
    if (err == noErr) {
        bufferList = (AudioBufferList*)malloc(outSize);
        err = AudioDeviceGetProperty(device, 0, isInput, kAudioDevicePropertyStreamConfiguration, &outSize, bufferList);
        if (err == noErr) {
401
            for (unsigned int i = 0; i < bufferList->mNumberBuffers; i++)
402
                channelCount += bufferList->mBuffers[i].mNumberChannels;
sletz's avatar
sletz committed
403
        }
sletz's avatar
sletz committed
404
405
406

        if (bufferList)
            free(bufferList);
sletz's avatar
sletz committed
407
408
409
410
411
    }

    return err;
}

sletz's avatar
sletz committed
412
JackCoreAudioDriver::JackCoreAudioDriver(const char* name, const char* alias, JackLockedEngine* engine, JackSynchro* table)
413
        : JackAudioDriver(name, alias, engine, table), fJackInputData(NULL), fDriverOutputData(NULL), fState(false), fIOUsage(1.f)
sletz's avatar
Cleanup    
sletz committed
414
{}
sletz's avatar
sletz committed
415
416

JackCoreAudioDriver::~JackCoreAudioDriver()
sletz's avatar
Cleanup    
sletz committed
417
{}
418

419
int JackCoreAudioDriver::SetupDevices(const char* capture_driver_uid, const char* playback_driver_uid, char* capture_driver_name, char* playback_driver_name)
sletz's avatar
sletz committed
420
{
sletz's avatar
sletz committed
421
    capture_driver_name[0] = 0;
sletz's avatar
sletz committed
422
    playback_driver_name[0] = 0;
sletz's avatar
sletz committed
423
424

    // Duplex
425
    if (strcmp(capture_driver_uid, "") != 0 && strcmp(playback_driver_uid, "") != 0) {
426
        jack_log("JackCoreAudioDriver::Open duplex");
sletz's avatar
sletz committed
427
428
429
430
431
432
433
434
435
436
437
        if (GetDeviceIDFromUID(playback_driver_uid, &fDeviceID) != noErr) {
            if (GetDefaultDevice(&fDeviceID) != noErr) {
                jack_error("Cannot open default device");
                return -1;
            }
        }
        if (GetDeviceNameFromID(fDeviceID, capture_driver_name) != noErr || GetDeviceNameFromID(fDeviceID, playback_driver_name) != noErr) {
            jack_error("Cannot get device name from device ID");
            return -1;
        }

sletz's avatar
sletz committed
438
        // Capture only
439
    } else if (strcmp(capture_driver_uid, "") != 0) {
440
        jack_log("JackCoreAudioDriver::Open capture only");
sletz's avatar
sletz committed
441
442
443
444
445
446
447
448
449
450
451
        if (GetDeviceIDFromUID(capture_driver_uid, &fDeviceID) != noErr) {
            if (GetDefaultInputDevice(&fDeviceID) != noErr) {
                jack_error("Cannot open default device");
                return -1;
            }
        }
        if (GetDeviceNameFromID(fDeviceID, capture_driver_name) != noErr) {
            jack_error("Cannot get device name from device ID");
            return -1;
        }

sletz's avatar
sletz committed
452
        // Playback only
453
    } else if (strcmp(playback_driver_uid, "") != 0) {
454
        jack_log("JackCoreAudioDriver::Open playback only");
sletz's avatar
sletz committed
455
456
457
458
459
460
461
462
463
464
465
        if (GetDeviceIDFromUID(playback_driver_uid, &fDeviceID) != noErr) {
            if (GetDefaultOutputDevice(&fDeviceID) != noErr) {
                jack_error("Cannot open default device");
                return -1;
            }
        }
        if (GetDeviceNameFromID(fDeviceID, playback_driver_name) != noErr) {
            jack_error("Cannot get device name from device ID");
            return -1;
        }

sletz's avatar
sletz committed
466
        // Use default driver in duplex mode
sletz's avatar
sletz committed
467
    } else {
468
        jack_log("JackCoreAudioDriver::Open default driver");
sletz's avatar
sletz committed
469
470
471
472
473
474
475
476
477
        if (GetDefaultDevice(&fDeviceID) != noErr) {
            jack_error("Cannot open default device");
            return -1;
        }
        if (GetDeviceNameFromID(fDeviceID, capture_driver_name) != noErr || GetDeviceNameFromID(fDeviceID, playback_driver_name) != noErr) {
            jack_error("Cannot get device name from device ID");
            return -1;
        }
    }
sletz's avatar
sletz committed
478
479

    return 0;
480
}
sletz's avatar
sletz committed
481

sletz's avatar
Cleanup    
sletz committed
482
int JackCoreAudioDriver::SetupChannels(bool capturing, bool playing, int& inchannels, int& outchannels, int& in_nChannels, int& out_nChannels, bool strict)
483
{
sletz's avatar
sletz committed
484
485
486
    OSStatus err = noErr;

    if (capturing) {
487
        err = GetTotalChannels(fDeviceID, in_nChannels, true);
sletz's avatar
sletz committed
488
489
490
491
492
493
494
495
        if (err != noErr) {
            jack_error("Cannot get input channel number");
            printError(err);
            return -1;
        }
    }

    if (playing) {
496
        err = GetTotalChannels(fDeviceID, out_nChannels, false);
sletz's avatar
sletz committed
497
498
499
500
501
502
503
504
505
        if (err != noErr) {
            jack_error("Cannot get output channel number");
            printError(err);
            return -1;
        }
    }

    if (inchannels > in_nChannels) {
        jack_error("This device hasn't required input channels inchannels = %ld in_nChannels = %ld", inchannels, in_nChannels);
sletz's avatar
sletz committed
506
507
508
        if (strict)
            return -1;
    }
sletz's avatar
sletz committed
509
510
511

    if (outchannels > out_nChannels) {
        jack_error("This device hasn't required output channels outchannels = %ld out_nChannels = %ld", outchannels, out_nChannels);
512
        if (strict)
sletz's avatar
sletz committed
513
            return -1;
sletz's avatar
sletz committed
514
515
516
    }

    if (inchannels == 0) {
sletz's avatar
sletz committed
517
        jack_log("Setup max in channels = %ld", in_nChannels);
sletz's avatar
sletz committed
518
519
520
521
        inchannels = in_nChannels;
    }

    if (outchannels == 0) {
sletz's avatar
sletz committed
522
        jack_log("Setup max out channels = %ld", out_nChannels);
sletz's avatar
sletz committed
523
524
        outchannels = out_nChannels;
    }
sletz's avatar
sletz committed
525
526

    return 0;
527
}
sletz's avatar
sletz committed
528

sletz's avatar
sletz committed
529
int JackCoreAudioDriver::SetupBufferSizeAndSampleRate(jack_nframes_t buffer_size, jack_nframes_t samplerate)
530
{
sletz's avatar
sletz committed
531
    OSStatus err = noErr;
532
    UInt32 outSize;
sletz's avatar
sletz committed
533
534
535
    Float64 sampleRate;

    // Setting buffer size
sletz's avatar
sletz committed
536
    outSize = sizeof(UInt32);
sletz's avatar
sletz committed
537
    err = AudioDeviceSetProperty(fDeviceID, NULL, 0, false, kAudioDevicePropertyBufferFrameSize, outSize, &buffer_size);
sletz's avatar
sletz committed
538
    if (err != noErr) {
sletz's avatar
sletz committed
539
        jack_error("Cannot set buffer size %ld", buffer_size);
sletz's avatar
sletz committed
540
541
542
543
        printError(err);
        return -1;
    }

544
    // Get sample rate
sletz's avatar
sletz committed
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
    outSize =  sizeof(Float64);
    err = AudioDeviceGetProperty(fDeviceID, 0, kAudioDeviceSectionGlobal, kAudioDevicePropertyNominalSampleRate, &outSize, &sampleRate);
    if (err != noErr) {
        jack_error("Cannot get current sample rate");
        printError(err);
        return -1;
    }

    // If needed, set new sample rate
    if (samplerate != (jack_nframes_t)sampleRate) {
        sampleRate = (Float64)samplerate;

        // To get SR change notification
        err = AudioDeviceAddPropertyListener(fDeviceID, 0, true, kAudioDevicePropertyNominalSampleRate, SRNotificationCallback, this);
        if (err != noErr) {
            jack_error("Error calling AudioDeviceAddPropertyListener with kAudioDevicePropertyNominalSampleRate");
            printError(err);
            return -1;
        }
        err = AudioDeviceSetProperty(fDeviceID, NULL, 0, kAudioDeviceSectionGlobal, kAudioDevicePropertyNominalSampleRate, outSize, &sampleRate);
        if (err != noErr) {
            jack_error("Cannot set sample rate = %ld", samplerate);
            printError(err);
            return -1;
        }

        // Waiting for SR change notification
        int count = 0;
        while (!fState && count++ < 100) {
            usleep(100000);
sletz's avatar
sletz committed
575
            jack_log("Wait count = %ld", count);
sletz's avatar
sletz committed
576
577
578
579
580
581
582
        }

        // Remove SR change notification
        AudioDeviceRemovePropertyListener(fDeviceID, 0, true, kAudioDevicePropertyNominalSampleRate, SRNotificationCallback);
    }

    return 0;
583
}
584

sletz's avatar
sletz committed
585
586
587
588
589
590
int JackCoreAudioDriver::OpenAUHAL(bool capturing,
                                   bool playing,
                                   int inchannels,
                                   int outchannels,
                                   int in_nChannels,
                                   int out_nChannels,
sletz's avatar
sletz committed
591
                                   jack_nframes_t buffer_size,
sletz's avatar
sletz committed
592
593
                                   jack_nframes_t samplerate,
                                   bool strict)
594
{
sletz's avatar
sletz committed
595
    ComponentResult err1;
596
597
    UInt32 enableIO;
    AudioStreamBasicDescription srcFormat, dstFormat;
sletz's avatar
sletz committed
598

599
    jack_log("OpenAUHAL capturing = %ld playing = %ld inchannels = %ld outchannels = %ld in_nChannels = %ld out_nChannels = %ld ", capturing, playing, inchannels, outchannels, in_nChannels, out_nChannels);
sletz's avatar
sletz committed
600
601

    // AUHAL
sletz's avatar
sletz committed
602
603
604
605
606
607
608
    ComponentDescription cd = {kAudioUnitType_Output, kAudioUnitSubType_HALOutput, kAudioUnitManufacturer_Apple, 0, 0};
    Component HALOutput = FindNextComponent(NULL, &cd);

    err1 = OpenAComponent(HALOutput, &fAUHAL);
    if (err1 != noErr) {
        jack_error("Error calling OpenAComponent");
        printError(err1);
609
        return -1;
sletz's avatar
sletz committed
610
611
612
613
614
615
    }

    err1 = AudioUnitInitialize(fAUHAL);
    if (err1 != noErr) {
        jack_error("Cannot initialize AUHAL unit");
        printError(err1);
616
        return -1;
sletz's avatar
sletz committed
617
618
619
620
621
    }

    // Start I/O
    enableIO = 1;
    if (capturing && inchannels > 0) {
sletz's avatar
sletz committed
622
        jack_log("Setup AUHAL input");
sletz's avatar
sletz committed
623
624
625
626
        err1 = AudioUnitSetProperty(fAUHAL, kAudioOutputUnitProperty_EnableIO, kAudioUnitScope_Input, 1, &enableIO, sizeof(enableIO));
        if (err1 != noErr) {
            jack_error("Error calling AudioUnitSetProperty - kAudioOutputUnitProperty_EnableIO, kAudioUnitScope_Input");
            printError(err1);
627
            if (strict)
sletz's avatar
sletz committed
628
                return -1;
sletz's avatar
sletz committed
629
630
631
632
        }
    }

    if (playing && outchannels > 0) {
sletz's avatar
sletz committed
633
        jack_log("Setup AUHAL output");
sletz's avatar
sletz committed
634
635
636
637
        err1 = AudioUnitSetProperty(fAUHAL, kAudioOutputUnitProperty_EnableIO, kAudioUnitScope_Output, 0, &enableIO, sizeof(enableIO));
        if (err1 != noErr) {
            jack_error("Error calling AudioUnitSetProperty - kAudioOutputUnitProperty_EnableIO,kAudioUnitScope_Output");
            printError(err1);
638
            if (strict)
sletz's avatar
sletz committed
639
                return -1;
sletz's avatar
sletz committed
640
641
642
643
644
645
646
647
        }
    }

    // Setup up choosen device, in both input and output cases
    err1 = AudioUnitSetProperty(fAUHAL, kAudioOutputUnitProperty_CurrentDevice, kAudioUnitScope_Global, 0, &fDeviceID, sizeof(AudioDeviceID));
    if (err1 != noErr) {
        jack_error("Error calling AudioUnitSetProperty - kAudioOutputUnitProperty_CurrentDevice");
        printError(err1);
648
        if (strict)
sletz's avatar
sletz committed
649
            return -1;
sletz's avatar
sletz committed
650
651
652
653
    }

    // Set buffer size
    if (capturing && inchannels > 0) {
sletz's avatar
sletz committed
654
        err1 = AudioUnitSetProperty(fAUHAL, kAudioUnitProperty_MaximumFramesPerSlice, kAudioUnitScope_Global, 1, (UInt32*) & buffer_size, sizeof(UInt32));
sletz's avatar
sletz committed
655
656
657
        if (err1 != noErr) {
            jack_error("Error calling AudioUnitSetProperty - kAudioUnitProperty_MaximumFramesPerSlice");
            printError(err1);
658
            if (strict)
sletz's avatar
sletz committed
659
                return -1;
sletz's avatar
sletz committed
660
661
662
663
        }
    }

    if (playing && outchannels > 0) {
sletz's avatar
sletz committed
664
        err1 = AudioUnitSetProperty(fAUHAL, kAudioUnitProperty_MaximumFramesPerSlice, kAudioUnitScope_Global, 0, (UInt32*) & buffer_size, sizeof(UInt32));
sletz's avatar
sletz committed
665
666
667
        if (err1 != noErr) {
            jack_error("Error calling AudioUnitSetProperty - kAudioUnitProperty_MaximumFramesPerSlice");
            printError(err1);
sletz's avatar
sletz committed
668
669
            if (strict)
                return -1;
sletz's avatar
sletz committed
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
        }
    }

    // Setup channel map
    if (capturing && inchannels > 0 && inchannels < in_nChannels) {
        SInt32 chanArr[in_nChannels];
        for (int i = 0; i < in_nChannels; i++) {
            chanArr[i] = -1;
        }
        for (int i = 0; i < inchannels; i++) {
            chanArr[i] = i;
        }
        AudioUnitSetProperty(fAUHAL, kAudioOutputUnitProperty_ChannelMap , kAudioUnitScope_Input, 1, chanArr, sizeof(SInt32) * in_nChannels);
        if (err1 != noErr) {
            jack_error("Error calling AudioUnitSetProperty - kAudioOutputUnitProperty_ChannelMap 1");
            printError(err1);
        }
    }

    if (playing && outchannels > 0 && outchannels < out_nChannels) {
        SInt32 chanArr[out_nChannels];
        for (int i = 0;	i < out_nChannels; i++) {
            chanArr[i] = -1;
        }
        for (int i = 0; i < outchannels; i++) {
            chanArr[i] = i;
        }
        err1 = AudioUnitSetProperty(fAUHAL, kAudioOutputUnitProperty_ChannelMap, kAudioUnitScope_Output, 0, chanArr, sizeof(SInt32) * out_nChannels);
        if (err1 != noErr) {
            jack_error("Error calling AudioUnitSetProperty - kAudioOutputUnitProperty_ChannelMap 0");
            printError(err1);
        }
    }

    // Setup stream converters
sletz's avatar
sletz committed
705
    jack_log("Setup AUHAL input stream converter SR = %ld", samplerate);
sletz's avatar
sletz committed
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
    srcFormat.mSampleRate = samplerate;
    srcFormat.mFormatID = kAudioFormatLinearPCM;
    srcFormat.mFormatFlags = kAudioFormatFlagsNativeFloatPacked | kLinearPCMFormatFlagIsNonInterleaved;
    srcFormat.mBytesPerPacket = sizeof(float);
    srcFormat.mFramesPerPacket = 1;
    srcFormat.mBytesPerFrame = sizeof(float);
    srcFormat.mChannelsPerFrame = outchannels;
    srcFormat.mBitsPerChannel = 32;

    err1 = AudioUnitSetProperty(fAUHAL, kAudioUnitProperty_StreamFormat, kAudioUnitScope_Input, 0, &srcFormat, sizeof(AudioStreamBasicDescription));
    if (err1 != noErr) {
        jack_error("Error calling AudioUnitSetProperty - kAudioUnitProperty_StreamFormat kAudioUnitScope_Input");
        printError(err1);
    }

sletz's avatar
sletz committed
721
    jack_log("Setup AUHAL output stream converter SR = %ld", samplerate);
sletz's avatar
sletz committed
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
    dstFormat.mSampleRate = samplerate;
    dstFormat.mFormatID = kAudioFormatLinearPCM;
    dstFormat.mFormatFlags = kAudioFormatFlagsNativeFloatPacked | kLinearPCMFormatFlagIsNonInterleaved;
    dstFormat.mBytesPerPacket = sizeof(float);
    dstFormat.mFramesPerPacket = 1;
    dstFormat.mBytesPerFrame = sizeof(float);
    dstFormat.mChannelsPerFrame = inchannels;
    dstFormat.mBitsPerChannel = 32;

    err1 = AudioUnitSetProperty(fAUHAL, kAudioUnitProperty_StreamFormat, kAudioUnitScope_Output, 1, &dstFormat, sizeof(AudioStreamBasicDescription));
    if (err1 != noErr) {
        jack_error("Error calling AudioUnitSetProperty - kAudioUnitProperty_StreamFormat kAudioUnitScope_Output");
        printError(err1);
    }

sletz's avatar
sletz committed
737
738
739
740
741
742
743
744
745
    // Setup callbacks
    if (inchannels > 0 && outchannels == 0) {
        AURenderCallbackStruct output;
        output.inputProc = Render;
        output.inputProcRefCon = this;
        err1 = AudioUnitSetProperty(fAUHAL, kAudioOutputUnitProperty_SetInputCallback, kAudioUnitScope_Global, 0, &output, sizeof(output));
        if (err1 != noErr) {
            jack_error("Error calling  AudioUnitSetProperty - kAudioUnitProperty_SetRenderCallback 1");
            printError(err1);
746
            return -1;
sletz's avatar
sletz committed
747
748
749
750
751
752
753
754
755
        }
    } else {
        AURenderCallbackStruct output;
        output.inputProc = Render;
        output.inputProcRefCon = this;
        err1 = AudioUnitSetProperty(fAUHAL, kAudioUnitProperty_SetRenderCallback, kAudioUnitScope_Input, 0, &output, sizeof(output));
        if (err1 != noErr) {
            jack_error("Error calling AudioUnitSetProperty - kAudioUnitProperty_SetRenderCallback 0");
            printError(err1);
756
            return -1;
sletz's avatar
sletz committed
757
758
759
        }
    }

sletz's avatar
sletz committed
760
    return 0;
761
762
}

763
int JackCoreAudioDriver::SetupBuffers(int inchannels)
764
{
sletz's avatar
sletz committed
765
766
767
768
769
770
771
772
773
774
775
776
    // Prepare buffers
    fJackInputData = (AudioBufferList*)malloc(sizeof(UInt32) + inchannels * sizeof(AudioBuffer));
    if (fJackInputData == 0) {
        jack_error("Cannot allocate memory for input buffers");
        return -1;
    }
    fJackInputData->mNumberBuffers = inchannels;
    for (int i = 0; i < fCaptureChannels; i++) {
        fJackInputData->mBuffers[i].mNumberChannels = 1;
        fJackInputData->mBuffers[i].mDataByteSize = fEngineControl->fBufferSize * sizeof(float);
    }
    return 0;
777
778
779
780
}

void JackCoreAudioDriver::DisposeBuffers()
{
sletz's avatar
sletz committed
781
782
783
784
    if (fJackInputData) {
        free(fJackInputData);
        fJackInputData = 0;
    }
785
786
787
788
789
790
791
}

void JackCoreAudioDriver::CloseAUHAL()
{
    AudioUnitUninitialize(fAUHAL);
    CloseComponent(fAUHAL);
}
sletz's avatar
sletz committed
792

793
794
int JackCoreAudioDriver::AddListeners()
{
sletz's avatar
sletz committed
795
796
797
    OSStatus err = noErr;

    // Add listeners
sletz's avatar
sletz committed
798
799
800
    err = AudioDeviceAddPropertyListener(fDeviceID, 0, true, kAudioDeviceProcessorOverload, DeviceNotificationCallback, this);
    if (err != noErr) {
        jack_error("Error calling AudioDeviceAddPropertyListener with kAudioDeviceProcessorOverload");
801
802
        printError(err);
        return -1;
sletz's avatar
sletz committed
803
804
805
806
807
    }

    err = AudioDeviceAddPropertyListener(fDeviceID, 0, true, kAudioHardwarePropertyDevices, DeviceNotificationCallback, this);
    if (err != noErr) {
        jack_error("Error calling AudioDeviceAddPropertyListener with kAudioHardwarePropertyDevices");
808
809
        printError(err);
        return -1;
sletz's avatar
sletz committed
810
    }
sletz's avatar
sletz committed
811
812

    err = AudioDeviceAddPropertyListener(fDeviceID, 0, true, kAudioDevicePropertyNominalSampleRate, DeviceNotificationCallback, this);
813
814
    if (err != noErr) {
        jack_error("Error calling AudioDeviceAddPropertyListener with kAudioDevicePropertyNominalSampleRate");
815
816
        printError(err);
        return -1;
817
    }
sletz's avatar
sletz committed
818
819

    err = AudioDeviceAddPropertyListener(fDeviceID, 0, true, kAudioDevicePropertyDeviceIsRunning, DeviceNotificationCallback, this);
820
821
    if (err != noErr) {
        jack_error("Error calling AudioDeviceAddPropertyListener with kAudioDevicePropertyDeviceIsRunning");
822
823
        printError(err);
        return -1;
824
    }
sletz's avatar
sletz committed
825
826

    err = AudioDeviceAddPropertyListener(fDeviceID, 0, true, kAudioDevicePropertyStreamConfiguration, DeviceNotificationCallback, this);
827
828
    if (err != noErr) {
        jack_error("Error calling AudioDeviceAddPropertyListener with kAudioDevicePropertyStreamConfiguration");
829
830
        printError(err);
        return -1;
831
832
    }

sletz's avatar
sletz committed
833
    err = AudioDeviceAddPropertyListener(fDeviceID, 0, false, kAudioDevicePropertyStreamConfiguration, DeviceNotificationCallback, this);
834
835
    if (err != noErr) {
        jack_error("Error calling AudioDeviceAddPropertyListener with kAudioDevicePropertyStreamConfiguration");
836
837
        printError(err);
        return -1;
838
839
    }

840
    if (!fEngineControl->fSyncMode && fIOUsage != 1.f) {
sletz's avatar
sletz committed
841
        UInt32 outSize = sizeof(float);
842
        err = AudioDeviceSetProperty(fDeviceID, NULL, 0, false, kAudioDevicePropertyIOCycleUsage, outSize, &fIOUsage);
sletz's avatar
sletz committed
843
844
845
846
847
        if (err != noErr) {
            jack_error("Error calling AudioDeviceSetProperty kAudioDevicePropertyIOCycleUsage");
            printError(err);
        }
    }
sletz's avatar
Cleanup    
sletz committed
848

sletz's avatar
sletz committed
849
    return 0;
850
}
sletz's avatar
sletz committed
851

852
853
854
void JackCoreAudioDriver::RemoveListeners()
{
    AudioDeviceRemovePropertyListener(fDeviceID, 0, true, kAudioDeviceProcessorOverload, DeviceNotificationCallback);
sletz's avatar
sletz committed
855
856
857
858
859
    AudioDeviceRemovePropertyListener(fDeviceID, 0, true, kAudioHardwarePropertyDevices, DeviceNotificationCallback);
    AudioDeviceRemovePropertyListener(fDeviceID, 0, true, kAudioDevicePropertyNominalSampleRate, DeviceNotificationCallback);
    AudioDeviceRemovePropertyListener(fDeviceID, 0, true, kAudioDevicePropertyDeviceIsRunning, DeviceNotificationCallback);
    AudioDeviceRemovePropertyListener(fDeviceID, 0, true, kAudioDevicePropertyStreamConfiguration, DeviceNotificationCallback);
    AudioDeviceRemovePropertyListener(fDeviceID, 0, false, kAudioDevicePropertyStreamConfiguration, DeviceNotificationCallback);
860
861
}

sletz's avatar
sletz committed
862
int JackCoreAudioDriver::Open(jack_nframes_t buffer_size,
863
864
865
866
867
868
869
870
871
                              jack_nframes_t samplerate,
                              bool capturing,
                              bool playing,
                              int inchannels,
                              int outchannels,
                              bool monitor,
                              const char* capture_driver_uid,
                              const char* playback_driver_uid,
                              jack_nframes_t capture_latency,
872
873
                              jack_nframes_t playback_latency,
                              int async_output_latency)
874
{
sletz's avatar
sletz committed
875
    int in_nChannels = 0;
876
877
878
    int out_nChannels = 0;
    char capture_driver_name[256];
    char playback_driver_name[256];
sletz's avatar
sletz committed
879
880
881
882
883
884
885
886
887
888
889

    // Keep initial state
    fCapturing = capturing;
    fPlaying = playing;
    fInChannels = inchannels;
    fOutChannels = outchannels;
    fMonitor = monitor;
    strcpy(fCaptureUID, capture_driver_uid);
    strcpy(fPlaybackUID, playback_driver_uid);
    fCaptureLatency = capture_latency;
    fPlaybackLatency = playback_latency;
890
    fIOUsage = float(async_output_latency)/ 100.f;
sletz's avatar
sletz committed
891
892
893
894

    if (SetupDevices(capture_driver_uid, playback_driver_uid, capture_driver_name, playback_driver_name) < 0)
        return -1;

895
    // Generic JackAudioDriver Open
sletz's avatar
sletz committed
896
    if (JackAudioDriver::Open(buffer_size, samplerate, capturing, playing, inchannels, outchannels, monitor, capture_driver_name, playback_driver_name, capture_latency, playback_latency) != 0)
sletz's avatar
sletz committed
897
898
899
900
901
        return -1;

    if (SetupChannels(capturing, playing, inchannels, outchannels, in_nChannels, out_nChannels, true) < 0)
        return -1;

sletz's avatar
sletz committed
902
    if (SetupBufferSizeAndSampleRate(buffer_size, samplerate)  < 0)
sletz's avatar
sletz committed
903
904
        return -1;

sletz's avatar
sletz committed
905
    if (OpenAUHAL(capturing, playing, inchannels, outchannels, in_nChannels, out_nChannels, buffer_size, samplerate, true) < 0)
sletz's avatar
sletz committed
906
907
908
        goto error;

    if (capturing && inchannels > 0)
909
        if (SetupBuffers(inchannels) < 0)
sletz's avatar
sletz committed
910
911
912
913
914
            goto error;

    if (AddListeners() < 0)
        goto error;

sletz's avatar
sletz committed
915
916
917
    // Core driver may have changed the in/out values
    fCaptureChannels = inchannels;
    fPlaybackChannels = outchannels;
918
    return noErr;
sletz's avatar
sletz committed
919
920

error:
sletz's avatar
sletz committed
921
    Close();
sletz's avatar
sletz committed
922
923
924
925
926
    return -1;
}

int JackCoreAudioDriver::Close()
{
sletz's avatar
sletz committed
927
    jack_log("JackCoreAudioDriver::Close");
sletz's avatar
sletz committed
928
    Stop();
sletz's avatar
sletz committed
929
    JackAudioDriver::Close();
930
    RemoveListeners();
sletz's avatar
sletz committed
931
932
    DisposeBuffers();
    CloseAUHAL();
933
    return 0;
sletz's avatar
sletz committed
934
935
936
937
938
939
940
941
942
943
}

int JackCoreAudioDriver::Attach()
{
    OSStatus err;
    JackPort* port;
    jack_port_id_t port_index;
    UInt32 size;
    Boolean isWritable;
    char channel_name[64];
944
    char name[JACK_CLIENT_NAME_SIZE + JACK_PORT_NAME_SIZE];
sletz's avatar
sletz committed
945
    char alias[JACK_CLIENT_NAME_SIZE + JACK_PORT_NAME_SIZE];
sletz's avatar
sletz committed
946
947
    unsigned long port_flags = JackPortIsOutput | JackPortIsPhysical | JackPortIsTerminal;

sletz's avatar
sletz committed
948
    jack_log("JackCoreAudioDriver::Attach fBufferSize %ld fSampleRate %ld", fEngineControl->fBufferSize, fEngineControl->fSampleRate);
sletz's avatar
sletz committed
949
950
951
952
953

    for (int i = 0; i < fCaptureChannels; i++) {

        err = AudioDeviceGetPropertyInfo(fDeviceID, i + 1, true, kAudioDevicePropertyChannelName, &size, &isWritable);
        if (err != noErr)
sletz's avatar
sletz committed
954
            jack_log("AudioDeviceGetPropertyInfo kAudioDevicePropertyChannelName error ");
sletz's avatar
sletz committed
955
956
957
        if (err == noErr && size > 0) {
            err = AudioDeviceGetProperty(fDeviceID, i + 1, true, kAudioDevicePropertyChannelName, &size, channel_name);
            if (err != noErr)
sletz's avatar
sletz committed
958
                jack_log("AudioDeviceGetProperty kAudioDevicePropertyChannelName error ");
959
            snprintf(alias, sizeof(alias) - 1, "%s:%s:out_%s%u", fAliasName, fCaptureDriverName, channel_name, i + 1);
sletz's avatar
sletz committed
960
        } else {
961
            snprintf(alias, sizeof(alias) - 1, "%s:%s:out%u", fAliasName, fCaptureDriverName, i + 1);
sletz's avatar
sletz committed
962
        }
sletz's avatar
sletz committed
963

964
        snprintf(name, sizeof(name) - 1, "%s:capture_%d", fClientControl.fName, i + 1);
sletz's avatar
sletz committed
965

966
        if ((port_index = fGraphManager->AllocatePort(fClientControl.fRefNum, name, JACK_DEFAULT_AUDIO_TYPE, (JackPortFlags)port_flags, fEngineControl->fBufferSize)) == NO_PORT) {
967
            jack_error("Cannot register port for %s", name);
sletz's avatar
sletz committed
968
969
            return -1;
        }
sletz's avatar
sletz committed
970
971
972
973
974
975

        size = sizeof(UInt32);
        UInt32 value1 = 0;
        UInt32 value2 = 0;
        err = AudioDeviceGetProperty(fDeviceID, 0, true, kAudioDevicePropertyLatency, &size, &value1);
        if (err != noErr)
sletz's avatar
sletz committed
976
            jack_log("AudioDeviceGetProperty kAudioDevicePropertyLatency error ");
sletz's avatar
sletz committed
977
978
        err = AudioDeviceGetProperty(fDeviceID, 0, true, kAudioDevicePropertySafetyOffset, &size, &value2);
        if (err != noErr)
sletz's avatar
sletz committed
979
            jack_log("AudioDeviceGetProperty kAudioDevicePropertySafetyOffset error ");
sletz's avatar
sletz committed
980

sletz's avatar
sletz committed
981
        port = fGraphManager->GetPort(port_index);
sletz's avatar
sletz committed
982
        port->SetAlias(alias);
983
        port->SetLatency(fEngineControl->fBufferSize + value1 + value2 + fCaptureLatency);
sletz's avatar
sletz committed
984
985
986
987
988
989
990
991
992
        fCapturePortList[i] = port_index;
    }

    port_flags = JackPortIsInput | JackPortIsPhysical | JackPortIsTerminal;

    for (int i = 0; i < fPlaybackChannels; i++) {

        err = AudioDeviceGetPropertyInfo(fDeviceID, i + 1, false, kAudioDevicePropertyChannelName, &size, &isWritable);
        if (err != noErr)
sletz's avatar
sletz committed
993
            jack_log("AudioDeviceGetPropertyInfo kAudioDevicePropertyChannelName error ");
sletz's avatar
sletz committed
994
995
996
        if (err == noErr && size > 0) {
            err = AudioDeviceGetProperty(fDeviceID, i + 1, false, kAudioDevicePropertyChannelName, &size, channel_name);
            if (err != noErr)
sletz's avatar
sletz committed
997
                jack_log("AudioDeviceGetProperty kAudioDevicePropertyChannelName error ");
998
            snprintf(alias, sizeof(alias) - 1, "%s:%s:in_%s%u", fAliasName, fPlaybackDriverName, channel_name, i + 1);
sletz's avatar
sletz committed
999
        } else {
1000
            snprintf(alias, sizeof(alias) - 1, "%s:%s:in%u", fAliasName, fPlaybackDriverName, i + 1);
For faster browsing, not all history is shown. View entire blame