Mercurial > hg > camir-aes2014
diff core/magnatagatune/MTTRandomFeature.m @ 0:e9a9cd732c1e tip
first hg version after svn
author | wolffd |
---|---|
date | Tue, 10 Feb 2015 15:05:51 +0000 |
parents | |
children |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/core/magnatagatune/MTTRandomFeature.m Tue Feb 10 15:05:51 2015 +0000 @@ -0,0 +1,71 @@ +% -- +% This class loads and hanles the aufdio features included with the MTT +% Library +% --- +classdef MTTRandomFeature < MTTAudioFeature & handle + + properties(Constant = true) + + my_revision = str2double(substr('$Rev: 167 $', 5, -1)); + end + + properties + + % --- + % Set default parameters + % --- + my_params = struct(... + 'nrandoms', 100 ... + ); + end + % --- + % member functions + % --- + methods + + % --- + % constructor: pointer to feature in database + % --- + function feature = MTTRandomFeature(varargin) + + feature = feature@MTTAudioFeature(varargin{:}); + end + + % --- + % load feature data from xml file + % --- + function data = extract(feature, clip) + % load feature data by parsing xml + + global globalvars; + + % fprintf('parsing features for clip %d \n',clip.id()); + + % parse feature + data.random = rand(feature.my_params.nrandoms, 1); + + % save info data + data.info.type = 'MTTRandomFeature'; + data.info.owner_id = clip.id; + data.info.creatorrev = feature.my_revision; + + % save param data + data.info.params = feature.my_params; + + % prepare field for final features + data.final.vector = data.random; + data.final.dim = numel(data.final.vector); + + info = {'random'}; + info(2:data.final.dim) = num2cell(2:data.final.dim); + data.final.vector_info.labels = info; + end + + function visualise(feature) + % --- + % plots the different data types collected in this feature + % --- + + end + end +end