Dash Timeline Validator
This tool allows you to validate your MPEG Dash manifest to find if there are errors related to the presentation timeline model.
Docker Usage
docker run -e VERIFY_SEGMENTS_DURATION=false --rm -it anafrombr/dash_timeline_validator https://storage.googleapis.com/shaka-live-assets/player-source.mpd
Installation
Add this line to your application's Gemfile:
gem 'dash_timeline_validator'
And then execute:
$ bundle
Or install it yourself as:
$ gem install dash_timeline_validator
Usage
Run this program passing the manifest path.
dash_timeline_validator https://storage.googleapis.com/shaka-live-assets/player-source.mpd
Options
ACCEPTABLE_DRIFT *(default 2)*
- the minimum duration drift acceptable between the sequential segmentsDEFAULT_PRESENTATION_DELAY *(default 10)*
- the delay in seconds of the live edgeBUFFERED_SEGMENTS *(default 2)*
- the number of segments buffered by the player to generate the live edgeVERIFY_SEGMENTS_DURATION *(default false)*
- check the duration of every segment when setted to true
(warn: this will download every segment of the manifest)ANALYZER_FOLDER *(default "data/[HASH]")*
- folder used to download the filesANALYZER_MANIFEST_PATH *(default "#{ANALYZER_FOLDER}/manifest.mpd")*
- manifest path
Development
After checking out the repo, run bin/setup
to install dependencies. Then, run rake spec
to run the tests. You can also run bin/console
for an interactive prompt that will allow you to experiment.
To install this gem onto your local machine, run bundle exec rake install
. To release a new version, update the version number in version.rb
, and then run bundle exec rake release
, which will create a git tag for the version, push git commits and tags, and push the .gem
file to rubygems.org.
Contributing
Bug reports and pull requests are welcome on GitHub at https://github.com/globocom/dash_timeline_validator.