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jack1/drivers/coreaudio/coreaudio_driver.h

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  1. /*

  2.     Copyright � Grame, 2003.

  3.     Copyright � Johnny Petrantoni, 2003.

  4. 

  5.     This program is free software; you can redistribute it and/or modify

  6.     it under the terms of the GNU General Public License as published by

  7.     the Free Software Foundation; either version 2 of the License, or

  8.     (at your option) any later version.

  9. 

  10.     This program is distributed in the hope that it will be useful,

  11.     but WITHOUT ANY WARRANTY; without even the implied warranty of

  12.     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  13.     GNU General Public License for more details.

  14. 

  15.     You should have received a copy of the GNU General Public License

  16.     along with this program; if not, write to the Free Software

  17.     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

  18. 

  19.     Grame Research Laboratory, 9, rue du Garet 69001 Lyon - France

  20.     grame@rd.grame.fr

  21. 	

  22. 	Johnny Petrantoni, johnny@lato-b.com - Italy, Rome.

  23.     

  24. 	30-01-04, Johnny Petrantoni: first code of the coreaudio driver.

  25.    

  26. */

  27. 

  28. #ifndef __jack_coreaudio_driver_h__

  29. #define __jack_coreaudio_driver_h__

  30. 

  31. #include <CoreAudio/CoreAudio.h>

  32. #include <AudioToolbox/AudioConverter.h>

  33. #include <AudioUnit/AudioUnit.h>

  34. 

  35. #include <jack/types.h>

  36. #include <jack/hardware.h>

  37. #include <jack/driver.h>

  38. #include <jack/jack.h>

  39. #include <jack/internal.h>

  40. 

  41. typedef struct {

  42. 

  43.     JACK_DRIVER_DECL struct _jack_engine *engine;

  44. 

  45.     jack_nframes_t frame_rate;

  46.     jack_nframes_t frames_per_cycle;

  47.     unsigned long user_nperiods;

  48.     int capturing;

  49.     int playing;

  50. 

  51.     channel_t playback_nchannels;

  52.     channel_t capture_nchannels;

  53. 

  54.     jack_client_t *client;

  55.     JSList *capture_ports;

  56.     JSList *playback_ports;

  57. 

  58. 	char capture_driver_name[256];

  59. 	char playback_driver_name[256];

  60.  	

  61. 	AudioUnit au_hal;

  62. 	AudioBufferList* input_list;

  63. 	AudioDeviceID device_id;

  64. 	int state;

  65. 	

  66. 	jack_nframes_t capture_frame_latency;

  67. 	jack_nframes_t playback_frame_latency;

  68. 	

  69. 	int xrun_detected;

  70. 	int null_cycle_occured;

  71. 

  72. } coreaudio_driver_t;

  73. 

  74. #define kVersion 01

  75. 

  76. typedef	UInt8	CAAudioHardwareDeviceSectionID;

  77. #define	kAudioDeviceSectionInput	((CAAudioHardwareDeviceSectionID)0x01)

  78. #define	kAudioDeviceSectionOutput	((CAAudioHardwareDeviceSectionID)0x00)

  79. #define	kAudioDeviceSectionGlobal	((CAAudioHardwareDeviceSectionID)0x00)

  80. #define	kAudioDeviceSectionWildcard	((CAAudioHardwareDeviceSectionID)0xFF)

  81. 

  82. #endif /* __jack_coreaudio_driver_h__ */