PROTOCOL

   1 ### v8, implemented by >= 0.8
   2
   3 First version supported.
   4
   5 ### v9, implemented by >= 0.9.0
   6
   7 Reply for PA_COMMAND_CREATE_PLAYBACK_STREAM,
   8 PA_COMMAND_CREATE_RECORD_STREAM now returns buffer_attrs that are used:
   9
  10 Four new fields in reply of PA_COMMAND_CREATE_PLAYBACK_STREAM:
  11
  12    maxlength
  13    tlength
  14    prebuf
  15    minreq
  16
  17 Two new fields in reply of PA_COMMAND_CREATE_RECORD_STREAM:
  18
  19    maxlength
  20    fragsize
  21
  22 ### v10, implemented by >= 0.9.5
  23
  24 New opcodes:
  25
  26  PA_COMMAND_MOVE_SINK_INPUT
  27  PA_COMMAND_MOVE_SOURCE_OUTPUT
  28
  29 SHM data transfer support
  30
  31 ### v11, implemented by >= 0.9.7
  32
  33 Reply to to PA_COMMAND_GET_SINK_INPUT_INFO, PA_COMMAND_GET_SINK_INPUT_INFO_LIST gets new field at the end:
  34
  35  mute
  36
  37 New opcodes:
  38
  39  PA_COMMAND_SET_SINK_INPUT_MUTE
  40  PA_COMMAND_SUSPEND_SINK
  41  PA_COMMAND_SUSPEND_SOURCE
  42
  43 ### v12, implemented by >= 0.9.8
  44
  45 S32LE, S32BE is now known as sample spec.
  46
  47 Gained six new bool fields for PA_COMMAND_CREATE_PLAYBACK_STREAM, PA_COMMAND_CREATE_RECORD_STREAM request at the end:
  48
  49  no_remap_channels
  50  no_remix_channels
  51  fix_format
  52  fix_rate
  53  fix_channels
  54  no_move
  55  variable_rate
  56
  57 Reply to these opcodes now includes:
  58
  59  sample_spec
  60  channel_map
  61  device_index
  62  device_name
  63  suspended
  64
  65 New opcodes for changing buffer attrs:
  66
  67  PA_COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR
  68  PA_COMMAND_SET_RECORD_STREAM_BUFFER_ATTR
  69
  70 New opcodes for changing sampling rate:
  71
  72  PA_COMMAND_UPDATE_PLAYBACK_STREAM_SAMPLE_RATE
  73  PA_COMMAND_UPDATE_RECORD_STREAM_SAMPLE_RATE
  74
  75 New opcodes for notifications:
  76
  77  PA_COMMAND_PLAYBACK_STREAM_SUSPENDED
  78  PA_COMMAND_CAPTURE_STREAM_SUSPENDED
  79  PA_COMMAND_PLAYBACK_STREAM_MOVED
  80  PA_COMMAND_CAPTURE_STREAM_MOVED