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comparison CHANGELOG @ 1470:8b72c5a7dfe5 3.0-integration

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Mention hybrid normalisation in changelog
author Chris Cannam
date Tue, 03 Jan 2017 16:50:50 +0000
parents c73d90d378ac
children ed82a8ea9acc
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1469:c8183f084ad8 1470:8b72c5a7dfe5
29 padding in mp3 file load has changed from previous versions, which 29 padding in mp3 file load has changed from previous versions, which
30 may mean some sessions saved in previous versions are no longer 30 may mean some sessions saved in previous versions are no longer
31 correctly aligned. It's not a great idea to use mp3 as a file 31 correctly aligned. It's not a great idea to use mp3 as a file
32 format of record, because of differences like this between 32 format of record, because of differences like this between
33 decoders. The previous behaviour is still available as a preference. 33 decoders. The previous behaviour is still available as a preference.
34
35 - Add new Hybrid normalisation type for spectrogram and colour 3d
36 plot layers. This normalises each column to its peak value and then
37 scales the normalised values by the log of the peak in order to
38 restore some distinction in scale between columns with different
39 levels. It can provide quite visually clear results.
34 40
35 - Add function to subdivide time instant layers into regular 41 - Add function to subdivide time instant layers into regular
36 intervals (and its inverse) 42 intervals (and its inverse)
37 43
38 - Add new preference for default colour scales 44 - Add new preference for default colour scales