libs/ardour/ardour/public_diskstream.h

   1 /*
   2     Copyright (C) 2010 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 __ardour_public_diskstream_h__
  21 #define __ardour_public_diskstream_h__
  22
  23 namespace ARDOUR {
  24
  25 class Playlist;
  26 class Source;
  27 class Location;
  28
  29 /** Public interface to a Diskstream */
  30 class PublicDiskstream
  31 {
  32 public:
  33
  34         virtual boost::shared_ptr<Playlist> playlist () = 0;
  35         virtual void monitor_input (bool) = 0;
  36         virtual bool destructive () const = 0;
  37         virtual std::list<boost::shared_ptr<Source> > & last_capture_sources () = 0;
  38         virtual void set_capture_offset () = 0;
  39         virtual std::list<boost::shared_ptr<Source> > steal_write_sources () = 0;
  40         virtual void reset_write_sources (bool, bool force = false) = 0;
  41         virtual float playback_buffer_load () const = 0;
  42         virtual float capture_buffer_load () const = 0;
  43         virtual int do_refill () = 0;
  44         virtual int do_flush (RunContext, bool force = false) = 0;
  45         virtual uint32_t read_data_count() const = 0;
  46         virtual uint32_t write_data_count() const = 0;
  47         virtual void set_pending_overwrite (bool) = 0;
  48         virtual int seek (nframes_t, bool complete_refill = false) = 0;
  49         virtual bool hidden () const = 0;
  50         virtual int can_internal_playback_seek (nframes_t) = 0;
  51         virtual int internal_playback_seek (nframes_t) = 0;
  52         virtual void non_realtime_input_change () = 0;
  53         virtual void non_realtime_locate (nframes_t) = 0;
  54         virtual void non_realtime_set_speed () = 0;
  55         virtual int overwrite_existing_buffers () = 0;
  56         virtual nframes_t get_captured_frames (uint32_t n = 0) = 0;
  57         virtual int set_loop (Location *) = 0;
  58         virtual void transport_looped (nframes_t) = 0;
  59         virtual bool realtime_set_speed (double, bool) = 0;
  60         virtual void transport_stopped_wallclock (struct tm &, time_t, bool) = 0;
  61         virtual bool pending_overwrite () const = 0;
  62         virtual double speed () const = 0;
  63         virtual void prepare_to_stop (framepos_t) = 0;
  64         virtual void set_slaved (bool) = 0;
  65         virtual ChanCount n_channels () = 0;
  66         virtual nframes_t get_capture_start_frame (uint32_t n = 0) = 0;
  67         virtual AlignStyle alignment_style () const = 0;
  68         virtual void set_record_enabled (bool) = 0;
  69         virtual nframes_t current_capture_start () const = 0;
  70         virtual nframes_t current_capture_end () const = 0;
  71         virtual void playlist_modified () = 0;
  72         virtual int use_playlist (boost::shared_ptr<Playlist>) = 0;
  73         virtual void set_align_style (AlignStyle) = 0;
  74         virtual int use_copy_playlist () = 0;
  75         virtual int use_new_playlist () = 0;
  76         virtual void adjust_playback_buffering () = 0;
  77         virtual void adjust_capture_buffering () = 0;
  78
  79 };
  80
  81 }
  82
  83 #endif