Color Map Enhancement for Spectrograms in Praat #3122
+1,166
−14
Conversation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
1 participant
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Overview
This enhancement adds multiple MATLAB-style color maps to Praat's spectrogram display, providing more intuitive and visually appealing acoustic data visualization.
New Features
14 Color Map Options
Grey - Traditional grayscale (default)
Viridis - Matplotlib's scientific colormap
Jet - Classic MATLAB rainbow
Hot - Heat map
Cool - Cool tones
Spring - Spring colors
Summer - Summer colors
Autumn - Autumn colors
Winter - Winter colors
Bone - Grayscale enhanced
Copper - Copper tones
Pink - Pink gradient
Parula - MATLAB default
Turbo - Google's high dynamic range colormap
Technical Implementation
New kSpec_colourMap enum type
Extended Spectrogram_paint functions with color map support
Integrated with Praat's preference system
Usage
Go to "Spectrum" → "Spectrogram settings..."
Select desired color map from "Colour map" dropdown
Click "OK" to apply
All spectrogram displays (including export) will use the selected color map automatically.