jack/hardware.h

   1 /*
   2     Copyright (C) 2001 Paul Davis
   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 __jack_hardware_h__
  21 #define __jack_hardware_h__
  22
  23 #include <jack/types.h>
  24
  25 typedef enum  {
  26         AutoSync,
  27         WordClock,
  28         ClockMaster
  29 } SampleClockMode;
  30
  31 typedef enum {
  32         Cap_HardwareMonitoring = 0x1,
  33         Cap_AutoSync = 0x2,
  34         Cap_WordClock = 0x4,
  35         Cap_ClockMaster = 0x8,
  36         Cap_ClockLockReporting = 0x10,
  37         Cap_HardwareMetering = 0x20
  38 } Capabilities;
  39
  40 struct _jack_hardware;
  41
  42 typedef void (*JackHardwareReleaseFunction)(struct _jack_hardware *);
  43 typedef int (*JackHardwareSetInputMonitorMaskFunction)(struct _jack_hardware *, unsigned long);
  44 typedef int (*JackHardwareChangeSampleClockFunction)(struct _jack_hardware *, SampleClockMode);
  45 typedef double (*JackHardwareGetHardwarePeak)(jack_port_t *port, jack_nframes_t frames);
  46 typedef double (*JackHardwareGetHardwarePower)(jack_port_t *port, jack_nframes_t frames);
  47
  48
  49 typedef struct _jack_hardware {
  50
  51     unsigned long capabilities;
  52     unsigned long input_monitor_mask;
  53
  54     JackHardwareChangeSampleClockFunction change_sample_clock;
  55     JackHardwareSetInputMonitorMaskFunction set_input_monitor_mask;
  56     JackHardwareReleaseFunction release;
  57     JackHardwareGetHardwarePeak get_hardware_peak;
  58     JackHardwareGetHardwarePower get_hardware_power;
  59     void *private;
  60
  61 } jack_hardware_t;
  62
  63 jack_hardware_t * jack_hardware_new ();
  64
  65 #endif /* __jack_hardware_h__ */