linux/firewire/JackFFADODriver.h

   1 /*
   2 Copyright (C) 2001 Paul Davis
   3 Copyright (C) 2004 Grame
   4 Copyright (C) 2007 Pieter Palmers
   5
   6 This program is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2 of the License, or
   9 (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with this program; if not, write to the Free Software
  18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19
  20 */
  21
  22 #ifndef __JackFFADODriver__
  23 #define __JackFFADODriver__
  24
  25 #include "JackAudioDriver.h"
  26 #include "JackThreadedDriver.h"
  27 #include "JackTime.h"
  28
  29 #include "ffado_driver.h"
  30
  31 namespace Jack
  32 {
  33
  34 /*!
  35 \brief The FFADO driver.
  36 */
  37
  38 class JackFFADODriver : public JackAudioDriver
  39 {
  40
  41     private:
  42
  43         // enable verbose messages
  44         int g_verbose;
  45
  46         jack_driver_t* fDriver;
  47         int ffado_driver_attach (ffado_driver_t *driver);
  48         int ffado_driver_detach (ffado_driver_t *driver);
  49         int ffado_driver_read (ffado_driver_t * driver, jack_nframes_t nframes);
  50         int ffado_driver_write (ffado_driver_t * driver, jack_nframes_t nframes);
  51         jack_nframes_t ffado_driver_wait (ffado_driver_t *driver,
  52                                           int extra_fd, int *status,
  53                                           float *delayed_usecs);
  54         int ffado_driver_start (ffado_driver_t *driver);
  55         int ffado_driver_stop (ffado_driver_t *driver);
  56         int ffado_driver_restart (ffado_driver_t *driver);
  57         ffado_driver_t *ffado_driver_new (const char *name, ffado_jack_settings_t *params);
  58         void ffado_driver_delete (ffado_driver_t *driver);
  59
  60         void jack_driver_init (jack_driver_t *driver);
  61         void jack_driver_nt_init (jack_driver_nt_t * driver);
  62
  63     public:
  64
  65         JackFFADODriver(const char* name, const char* alias, JackLockedEngine* engine, JackSynchro* table)
  66             : JackAudioDriver(name, alias,engine, table)
  67         {}
  68         virtual ~JackFFADODriver()
  69         {}
  70
  71         int Open(ffado_jack_settings_t *cmlparams);
  72
  73         int Close();
  74         int Attach();
  75         int Detach();
  76
  77         int Start();
  78         int Stop();
  79
  80         int Read();
  81         int Write();
  82
  83         int SetBufferSize(jack_nframes_t nframes);
  84 };
  85
  86 } // end of namespace
  87
  88 #endif