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annotate doc/libervia-cli/pipe.rst @ 3732:0fac164ff2d8

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tools (xml_tools): fix `widget_args` modification in `_dataFormField2XMLUIData`: in `textbox` widget, the first arg was modified with all values, lettings other ones unchanger, resulting in invalid number of arguments. This has been fixed by replacing all args with the new value.
author Goffi <goffi@goffi.org>
date Mon, 31 Jan 2022 18:35:52 +0100
parents 267e4987b58b
children
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1 ==================================================
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2 pipe: send/receive data stream through shell pipes
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3 ==================================================
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5 ``pipe`` commands allow you to send or receive data stream through a Unix shell pipe.
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6 Libervia will create a network connection (using XMPP and Jingle) between you an your
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7 contact.
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9 in
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10 ==
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12 Receive data stream. Data will be send to stdout, so it can be piped out or simply print
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13 to the screen. You can specify bare jids of entities to accept stream for, by default all
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14 streams are accepted.
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16 example
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17 -------
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19 Receive a video stream, and redirect it to mpv_ so show the video::
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20
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21 $ li pipe in | mpv -
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23 .. _mpv: https://mpv.io/
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25 out
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26 ===
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28 Send data stream. Data comes from stdin, so you may use pipe in something or just write
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29 some text.
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31 The only expected argument is the full jid of the device where the stream must be piped
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32 out.
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34 example
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35 -------
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37 Send a video to louise::
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39 $ li pipe out louise@example.org/libervia.123 < some_video.webm
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41 Send output from ``cal`` command to louise::
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43 $ cal | li pipe out louise@example.org/libervia.123