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  23
  24 <manpage name="pacat" section="1" desc="Play back or record raw audio streams on a PulseAudio sound server">
  25
  26   <synopsis>
  27     <cmd>pacat [<arg>options</arg>] [<arg>FILE</arg>]</cmd>
  28     <cmd>parec [<arg>options</arg>] [<arg>FILE</arg>]</cmd>
  29     <cmd>paplay <opt>--help</opt></cmd>
  30     <cmd>paplay <opt>--version</opt></cmd>
  31   </synopsis>
  32
  33   <description>
  34     <p><file>pacat</file> is a simple tool for playing back or
  35     capturing raw audio files on a PulseAudio sound server.</p>
  36   </description>
  37
  38   <options>
  39
  40     <option>
  41       <p><opt>-h | --help</opt></p>
  42
  43       <optdesc><p>Show help.</p></optdesc>
  44     </option>
  45
  46     <option>
  47       <p><opt>--version</opt></p>
  48
  49       <optdesc><p>Show version information.</p></optdesc>
  50     </option>
  51
  52     <option>
  53       <p><opt>-r | --record</opt></p>
  54
  55       <optdesc><p>Capture raw audio data and write it to the specified file or to STDOUT if none is specified. If the tool is called under the name <file>parec</file> this is the default.</p></optdesc>
  56     </option>
  57
  58     <option>
  59       <p><opt>-p | --playback</opt></p>
  60
  61       <optdesc><p>Read raw audio data from the specified file or STDIN if none is specified, and play it back. If the tool is called under the name <file>pacat</file> this is the default.</p></optdesc>
  62     </option>
  63
  64     <option>
  65       <p><opt>-v | --verbose</opt></p>
  66
  67       <optdesc><p>Enable verbose operation. Dumps the current playback time to STDERR during playback/capturing.</p></optdesc>
  68     </option>
  69
  70     <option>
  71       <p><opt>-s | --server</opt><arg>=SERVER</arg></p>
  72
  73       <optdesc><p>Choose the server to connect to.</p></optdesc>
  74     </option>
  75
  76     <option>
  77       <p><opt>-d | --device</opt><arg>=SINKORSOURCE</arg></p>
  78
  79       <optdesc><p>Specify the symbolic name of the sink/source to play/record this stream on/from.</p></optdesc>
  80     </option>
  81
  82     <option>
  83       <p><opt>-n | --client-name</opt><arg>=NAME</arg></p>
  84
  85       <optdesc><p>Specify the client name <file>paplay</file> shall pass to the server when connecting.</p></optdesc>
  86     </option>
  87
  88     <option>
  89       <p><opt>--stream-name</opt><arg>=NAME</arg></p>
  90
  91       <optdesc><p>Specify the stream name <file>paplay</file> shall pass to the server when creating the stream.</p></optdesc>
  92     </option>
  93
  94     <option>
  95       <p><opt>--volume</opt><arg>=VOLUME</arg></p>
  96
  97       <optdesc><p>Specify the initial playback volume to use. Choose a value between 0 (silent) and 65536 (100% volume).</p></optdesc>
  98     </option>
  99
 100     <option>
 101       <p><opt>--rate</opt><arg>=SAMPLERATE</arg></p>
 102
 103       <optdesc><p>Capture or play back audio with the specified sample rate. Defaults to 44100 Hz.</p></optdesc>
 104     </option>
 105
 106     <option>
 107       <p><opt>--format</opt><arg>=FORMAT</arg></p>
 108
 109       <optdesc><p>Capture or play back audio with the specified sample
 110       format. Specify one of <opt>u8</opt>, <opt>s16le</opt>,
 111       <opt>s16be</opt>, <opt>float32le</opt>, <opt>float32be</opt>,
 112       <opt>ulaw</opt>, <opt>alaw</opt>. Depending on the endianess of
 113       the CPU the formats <opt>s16ne</opt>, <opt>s16re</opt>,
 114       <opt>float32ne</opt>, <opt>float32re</opt> (for native,
 115       resp. reverse endian) are available as aliases. Defaults to
 116       s16ne.</p></optdesc>
 117     </option>
 118
 119     <option>
 120       <p><opt>--channels</opt><arg>=CHANNELS</arg></p>
 121
 122       <optdesc><p>Capture or play back audio with the specified number
 123       of channels. If more than two channels are used it is
 124       recommended to use the <opt>--channel-map</opt> option
 125       below. Defaults to 2.</p></optdesc>
 126     </option>
 127
 128     <option>
 129       <p><opt>--channel-map</opt><arg>=CHANNELMAP</arg></p>
 130
 131       <optdesc><p>Explicitly choose a channel map when playing back
 132       this stream. The argument should be a comma separated list of
 133       channel names: <opt>front-left</opt>, <opt>front-right</opt>,
 134       <opt>mono</opt>, <opt>front-center</opt>, <opt>rear-left</opt>,
 135       <opt>rear-right</opt>, <opt>rear-center</opt>, <opt>lfe</opt>,
 136       <opt>front-left-of-center</opt>,
 137       <opt>front-right-of-center</opt>, <opt>side-left</opt>,
 138       <opt>side-right</opt>, <opt>top-center</opt>,
 139       <opt>top-front-center</opt>, <opt>top-front-left</opt>,
 140       <opt>top-front-right</opt>, <opt>top-rear-left</opt>,
 141       <opt>top-rear-right</opt>, <opt>top-rear-center</opt>, or any of
 142       the 32 auxiliary channel names <opt>aux0</opt> to
 143       <opt>aux31</opt>.</p></optdesc>
 144     </option>
 145
 146     <option>
 147       <p><opt>--fix-format</opt></p>
 148       <optdesc><p>If passed, the sample format of the stream is changed to the native format of the sink the stream is connected to.</p></optdesc>
 149     </option>
 150
 151     <option>
 152       <p><opt>--fix-rate</opt></p>
 153       <optdesc><p>If passed, the sampling rate of the stream is changed to the native rate of the sink the stream is connected to.</p></optdesc>
 154     </option>
 155
 156     <option>
 157       <p><opt>--fix-channels</opt></p>
 158       <optdesc><p>If passed, the number of channels and the channel map of the stream is changed to the native number of channels and the native channel map of the sink the stream is connected to.</p></optdesc>
 159     </option>
 160
 161     <option>
 162       <p><opt>--no-remix</opt></p>
 163       <optdesc><p>Never upmix or downmix channels.</p></optdesc>
 164     </option>
 165
 166     <option>
 167       <p><opt>--no-remap</opt></p>
 168       <optdesc><p>Never remap channels. Instead of mapping channels by their name this will match them solely by their index/order.</p></optdesc>
 169     </option>
 170
 171   </options>
 172
 173   <section name="Authors">
 174     <p>The PulseAudio Developers &lt;@PACKAGE_BUGREPORT@&gt;; PulseAudio is available from <url href="@PACKAGE_URL@"/></p>
 175   </section>
 176
 177   <section name="See also">
 178     <p>
 179       <manref name="pulseaudio" section="1"/>, <manref name="paplay" section="1"/>
 180     </p>
 181   </section>
 182
 183 </manpage>