62 lines
1.8 KiB
Ruby
62 lines
1.8 KiB
Ruby
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#! /usr/bin/ruby
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# Copyright (C) 2006,2007 John Anderson
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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require "rexml/document"
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file = File.new( ARGV[0] )
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doc = REXML::Document.new file
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# fetch the node containing the controls
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controls = XPath.first( doc, 'Session/ControlProtocols/Protocol[@name="Generic MIDI"]/controls' )
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channel = 1
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# A Control is a button or slider. It has an internal ID
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# an incoming MIDI message, and an outgoing midi message
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class Control
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end
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# Strips have solo,rec,mute,pan,fader
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# Strips have midi input
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# Strips have midi output
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# Strips have an XML representation, or something like that
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class Strip
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def initialize( node )
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@solo = node.elements['solo']
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@mute = node.elements['mute']
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@rec = node.elements['recenable']
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@fader = node.elements['IO/gaincontrol']
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@panner = node.elements['IO/Panner/StreamPanner/panner']
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end
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end
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# This knows how to extract a set of controls from a Route
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doc.elements.each( 'Session/Routes/Route' ) do |node|
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strip = Strip.new( node )
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controls.add_element( 'mute',
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'id' => mute.attribute('id').value,
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'event' => "0xb0",
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'channel' => channel.to_s,
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'additional' => "0x41"
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)
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end
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pp controls.elements
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