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diff layer/SpectrogramLayer.h @ 486:c860cab85904

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* Finer locking in fft caches; fix displayed bin ranges in spectrogram
author Chris Cannam
date Thu, 05 Feb 2009 12:05:28 +0000
parents a926fca1f280
children 5cd6f0d3f42d
line wrap: on
line diff
--- a/layer/SpectrogramLayer.h	Wed Feb 04 20:39:11 2009 +0000
+++ b/layer/SpectrogramLayer.h	Thu Feb 05 12:05:28 2009 +0000
@@ -333,8 +333,16 @@
 	size_t modelStart;
 	size_t modelEnd;
     };
+
+    // Note that the getYBin... methods return the nominal bin in the
+    // un-smoothed spectrogram.  This is not necessarily the same bin
+    // as is pulled from the spectrogram and drawn at the given
+    // position, if the spectrogram has oversampling smoothing.  Use
+    // getSmoothedYBinRange to obtain that.
+
     bool getXBinRange(View *v, int x, float &windowMin, float &windowMax) const;
     bool getYBinRange(View *v, int y, float &freqBinMin, float &freqBinMax) const;
+    bool getSmoothedYBinRange(View *v, int y, float &freqBinMin, float &freqBinMax) const;
 
     bool getYBinSourceRange(View *v, int y, float &freqMin, float &freqMax) const;
     bool getAdjustedYBinSourceRange(View *v, int x, int y,