Hindbær

Parse, modify and generate Hindenburg Journalist audio session files.

Installation

gem install hindbaer

Usage

Parse a session file:

f = File.open('spec/fixtures/session.nhsx')
session = Hindbaer::Session.parse(f)
f.close

session.software_version
session.sample_rate

session.info.title
session.info.subtitle
session.info.description
session.info.author
session.info.album
session.ínfo.track
session.info.keywords
# etc.

session.length # in seconds

Render Session object as xml:

session.to_xml

Retrieve all tracks:

track = session.tracks.first
track.name
track.pan

Retrieve all track plugins:

plugin = track.plugins.first
plugin.id
plugin.name
plugin.uid

There is currently support for the four default plugins and their attributes.

Retrieve all regions for a given track:

region = tracks.first.regions.first
region.ref # audio file reference
region.name
region.start
region.length
region.offset
region.fade_in
region.fade_out
region.gain
region.leq # (long-term equivalent level)

Retrieve all fades for a given region:

fade = regions.first.fades.first
fade.start
fade.length
fade.gain

Retrieve all clipboard groups and their clips:

group = session.clipboard_groups.first
group.caption
group.used

clip = group.clips.first
clip.ref
clip.name
clip.length
clip.leq # (long-term equivalent level)

Retrieve all markers:

marker = session.markers.first
marker.id
marker.name
marker.time

Retrieve all audio file references:

audio_pool = session.audio_pool
audio_pool.path
audio_pool.location

file = audio_pool.files.first
file.id
file.name
file.duration
file.channels
file.leq # (long-term equivalent level)
file.dyn
file.original_path # original file path

Add a new track:

new_track = Hindbaer::Track.new do |t|
  t.name = 'Foo'
  t.pan = '-1'
end
session.tracks << new_track
session.to_xml

License

Copyright (c) 2011 Jamie Hodge

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.