Jack2: JackCoreAudioAdapter.h Source File

Jack2 1.9.12

JackCoreAudioAdapter.h
1 /*
2 Copyright (C) 2008 Grame
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17
18 */
19
20 #ifndef __JackCoreAudioAdapter__
21 #define __JackCoreAudioAdapter__
22
23 #include "JackAudioAdapterInterface.h"
24 #include "jack.h"
25 #include "jslist.h"
26 #include <AudioToolbox/AudioConverter.h>
27 #include <CoreAudio/CoreAudio.h>
28 #include <AudioUnit/AudioUnit.h>
29
30 #include <vector>
31
32 using namespace std;
33
34 namespace Jack
35 {
36
37 typedef UInt8 CAAudioHardwareDeviceSectionID;
38 #define kAudioDeviceSectionInput ((CAAudioHardwareDeviceSectionID)0x01)
39 #define kAudioDeviceSectionOutput ((CAAudioHardwareDeviceSectionID)0x00)
40 #define kAudioDeviceSectionGlobal ((CAAudioHardwareDeviceSectionID)0x00)
41 #define kAudioDeviceSectionWildcard ((CAAudioHardwareDeviceSectionID)0xFF)
42
43 #define WAIT_COUNTER 60
44
49 class JackCoreAudioAdapter : public JackAudioAdapterInterface
50 {
51
52 private:
53
54 AudioUnit fAUHAL;
55 AudioBufferList* fInputData;
56
57 char fCaptureUID[256];
58 char fPlaybackUID[256];
59
60 bool fCapturing;
61 bool fPlaying;
62
63 AudioDeviceID fDeviceID; // Used "duplex" device
64 AudioObjectID fPluginID; // Used for aggregate device
65
66 vector<int> fInputLatencies;
67 vector<int> fOutputLatencies;
68
69 bool fState;
70
71 AudioUnitRenderActionFlags* fActionFags;
72 AudioTimeStamp* fCurrentTime;
73 bool fClockDriftCompensate;
74
75 static OSStatus Render(void *inRefCon,
76 AudioUnitRenderActionFlags *ioActionFlags,
77 const AudioTimeStamp *inTimeStamp,
78 UInt32 inBusNumber,
79 UInt32 inNumberFrames,
80 AudioBufferList *ioData);
81
82 static OSStatus AudioHardwareNotificationCallback(AudioHardwarePropertyID inPropertyID,void* inClientData);
83
84 static OSStatus SRNotificationCallback(AudioDeviceID inDevice,
85 UInt32 inChannel,
86 Boolean isInput,
87 AudioDevicePropertyID inPropertyID,
88 void* inClientData);
89 static OSStatus DeviceNotificationCallback(AudioDeviceID inDevice,
90 UInt32 inChannel,
91 Boolean isInput,
92 AudioDevicePropertyID inPropertyID,
93 void* inClientData);
94
95 OSStatus GetDefaultDevice(AudioDeviceID* id);
96 OSStatus GetTotalChannels(AudioDeviceID device, int& channelCount, bool isInput);
97 OSStatus GetDeviceIDFromUID(const char* UID, AudioDeviceID* id);
98 OSStatus GetDefaultInputDevice(AudioDeviceID* id);
99 OSStatus GetDefaultOutputDevice(AudioDeviceID* id);
100 OSStatus GetDeviceNameFromID(AudioDeviceID id, char* name);
101 AudioDeviceID GetDeviceIDFromName(const char* name);
102
103 // Setup
104 OSStatus CreateAggregateDevice(AudioDeviceID captureDeviceID, AudioDeviceID playbackDeviceID, jack_nframes_t samplerate, AudioDeviceID* outAggregateDevice);
105 OSStatus CreateAggregateDeviceAux(vector<AudioDeviceID> captureDeviceID, vector<AudioDeviceID> playbackDeviceID, jack_nframes_t samplerate, AudioDeviceID* outAggregateDevice);
106 OSStatus DestroyAggregateDevice();
107 bool IsAggregateDevice(AudioDeviceID device);
108
109 int SetupDevices(const char* capture_driver_uid,
110 const char* playback_driver_uid,
111 char* capture_driver_name,
112 char* playback_driver_name,
113 jack_nframes_t samplerate);
114
115 int SetupChannels(bool capturing,
116 bool playing,
117 int& inchannels,
118 int& outchannels,
119 int& in_nChannels,
120 int& out_nChannels,
121 bool strict);
122
123 int OpenAUHAL(bool capturing,
124 bool playing,
125 int inchannels,
126 int outchannels,
127 int in_nChannels,
128 int out_nChannels,
129 jack_nframes_t buffer_size,
130 jack_nframes_t samplerate);
131
132 int SetupBufferSize(jack_nframes_t buffer_size);
133 int SetupSampleRate(jack_nframes_t samplerate);
134 int SetupSampleRateAux(AudioDeviceID inDevice, jack_nframes_t samplerate);
135
136 int SetupBuffers(int inchannels);
137 void DisposeBuffers();
138 void CloseAUHAL();
139
140 int AddListeners();
141 void RemoveListeners();
142
143 int GetLatency(int port_index, bool input);
144 OSStatus GetStreamLatencies(AudioDeviceID device, bool isInput, vector<int>& latencies);
145
146 OSStatus Render(AudioUnitRenderActionFlags *ioActionFlags,
147 const AudioTimeStamp *inTimeStamp,
148 UInt32 inNumberFrames,
149 AudioBufferList *ioData);
150
151 public:
152
153 JackCoreAudioAdapter(jack_nframes_t buffer_size, jack_nframes_t sample_rate, const JSList* params);
154 ~JackCoreAudioAdapter()
155 {}
156
157 virtual int Open();
158 virtual int Close();
159
160 virtual int SetSampleRate(jack_nframes_t sample_rate);
161 virtual int SetBufferSize(jack_nframes_t buffer_size);
162
163 virtual int GetInputLatency(int port_index);
164 virtual int GetOutputLatency(int port_index);
165 };
166
167
168 } // end of namepace
169
170 #ifdef __cplusplus
171 extern "C"
172 {
173 #endif
174
175 #include "JackCompilerDeps.h"
176 #include "driver_interface.h"
177
178 SERVER_EXPORT jack_driver_desc_t* jack_get_descriptor();
179
180 #ifdef __cplusplus
181 }
182 #endif
183
184 #endif
Jack::JackCoreAudioAdapter
Audio adapter using CoreAudio API.
Definition: JackCoreAudioAdapter.h:49
Jack::JackAudioAdapterInterface
Base class for audio adapters.
Definition: JackAudioAdapterInterface.h:65
jack_driver_desc_t
Definition: driver_interface.h:132
_JSList
Definition: linux/alsa/jslist.h:35