Timeline: Add script to convert Ardour session to Non-Timeline format.
Jonathan Moore Liles
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#!/usr/bin/env python
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# Copyright (C) 2013 Jonathan Moore Liles #
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# #
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# This program is free software; you can redistribute it and/or modify it #
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# under the terms of the GNU General Public License as published by the #
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# Free Software Foundation; either version 2 of the License, or (at your #
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# option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, but WITHOUT #
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or #
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for #
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# more details. #
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# #
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# You should have received a copy of the GNU General Public License along #
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# with This program; see the file COPYING. If not,write to the Free Software #
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. #
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import xml.etree.ElementTree as et
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import random
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import sys
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import os
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from datetime import date
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import shutil
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if len(sys.argv) != 3:
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print "Usage: import-ardour-session [PATH_TO_ARDOUR_FILE] [NAME_OF_NON_TIMELINE_PROJECT]"
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sys.exit( 1 )
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ArdourFilePath = sys.argv[1];
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NonTimelineProjectPath = sys.argv[2];
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try:
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os.makedirs( NonTimelineProjectPath );
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os.makedirs( NonTimelineProjectPath + "/sources");
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except:
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print "Output path already exists"
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sys.exit( 1 )
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History = open( NonTimelineProjectPath + "/history", 'w' );
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try:
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tree = et.parse( ArdourFilePath );
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except:
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print "Invalid XML input"
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sys.exit( 1 )
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root = tree.getroot();
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Sources = {}
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DiskStreams = {}
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print "Gathering session info"
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if root.tag != "Session":
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print "Not an Ardour session?"
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sys.exit(1)
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if root.attrib["version"][0] != "2":
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print "Only known to work with version 2 projects..."
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sys.exit(1)
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ProjectName = root.attrib["name"]
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print "Converting Ardour session \"" + ProjectName + "\" to Non Timeline format. Please be patient."
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Info = open( NonTimelineProjectPath + "/info", 'w' )
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Info.write( "created by\n\tNon-Timeline 1.2.0\ncreated on\n\t" + date.today().ctime() + "\nversion\n\t2\nsample rate\n\t" + root.attrib["sample-rate"] + "\n" )
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print "Gathering sources."
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for node in root.findall( "./Sources/Source" ):
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Sources[node.attrib["id"]] = node;
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# print "\tFound source " + node.attrib["name"]
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print "Gathering diskstreams."
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for node in root.findall( "./DiskStreams/AudioDiskstream" ):
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DiskStreams[node.attrib["id"]] = node;
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# print "\tFound diskstream " + node.attrib["name"];
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LoggableID = 1;
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def NewID():
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global LoggableID
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ID="0x%x" % LoggableID
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LoggableID = LoggableID + 1
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return ID
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print "Processing tempo."
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for node in root.findall("./TempoMap/Tempo"):
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TempoID = NewID()
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History.write( "Tempo_Point " + TempoID + " create :start 0 :tempo " + node.attrib["beats-per-minute"] + "\n")
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for node in root.findall("./TempoMap/Meter"):
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TimeID = NewID()
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History.write( "Time_Point " + TimeID + " create :start 0 :beats_per_bar " + node.attrib["beats-per-bar"] + " :beat_type " + node.attrib["note-type"] + "\n")
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print "Processing playlists."
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for node in root.findall( "./Playlists/Playlist" ):
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try:
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Track = DiskStreams[node.attrib["orig_diskstream_id"]]
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except:
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print "\tSkipping playlist " + node.attrib["name"] + " for unknown diskstream"
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continue
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if node.attrib["name"] == Track.attrib["playlist"]:
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print "\tFound playlist " + node.attrib["name"]
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for chan in range(0, int( Track.attrib["channels"] )):
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TrackID = NewID()
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SequenceID = NewID()
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if int(Track.attrib["channels"]) > 1:
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TrackName = Track.attrib["name"] + "-" + ( "%i" % chan )
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else:
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TrackName = Track.attrib["name"]
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History.write( "Track " + TrackID + " create :name \"" + TrackName + "\"" + ( " :sequence " + SequenceID ) + " :color " + ( "%i" % random.randint(256,123123123)) + " :inputs 1 :outputs 1\n" )
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History.write( "Audio_Sequence " + SequenceID + " create :track " + TrackID + " :name \"" + node.attrib["name"] + "\"\n" )
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for n2 in node.findall("./Region"):
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RegionID = NewID();
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SourceName = Sources[n2.attrib["source-" + ( "%i" % chan )]].attrib["name"];
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if not os.path.exists( NonTimelineProjectPath + "/sources/" + SourceName ):
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print "\t\tCopying source: " + SourceName;
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shutil.copy( os.path.dirname(ArdourFilePath) + "/interchange/" + ProjectName + "/audiofiles/" + SourceName,
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NonTimelineProjectPath + "/sources/" )
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History.write ("Audio_Region " + RegionID +
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" create :source \"" + Sources[n2.attrib["source-" + ( "%i" % chan )]].attrib["name"] +
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"\" :start " + n2.attrib["position"] +
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" :length " + n2.attrib["length"] +
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" :offset " + n2.attrib["start"] +
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" :sequence " + SequenceID + "\n")
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else:
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print "\tSkipping inactive playlist"
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print "Done. You've been freed. Go make music!"
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