REW Beta Release REW API beta releases

Builds updated today (beta 104) with these changes:
  • Changed: Overlays window has improved responsiveness and reduced memory use for large measurement sets
  • Changed: The widths of the legend panel entries adapt to accommodate the longest measurement name
  • Changed: Sorting measurement names and the names of imported files uses alphanumeric comparison instead of lexicographic
  • Changed: Removed the filtered FSAF excitation "excfilt-" file
  • Changed: If there is only one ASIO device select it when ASIO is selected
  • Changed: On the EQ window filter adjust graph double click does not show graph limits if graphical filter editing is selected
  • Changed: Graph axis select and frequency span buttons are translucent
  • Changed: The graphs.properties file has an entry for the aspect ratio "As plotted" text
  • Fixed: If Show slice at cursor is selected on the Spectrogram the graph and its axes are not drawn correctly when it is first selected
  • Fixed: Opening the Overlays window was slow for large sets of SPL measurements
  • Fixed: When measurements are moved to a group from the All SPL or another overlay graph the group should be expanded and the measurements should remain selected
  • Fixed: An array index out of range could occur in the distortion graph
  • Fixed: The notes for an aligned sum measurement could omit the delay figure
  • Fixed: The graph legend for stepped level THD plots could show minus infinity after switching the X axis between input and generator
  • Possibly fixed: Some shortcuts not working on non-Latin keyboards
 
REW didn't start on Debian after this update. The Install4J program was still running in the task manager, after I killed it REW now runs.
 
REW didn't start on Debian after this update. The Install4J program was still running in the task manager, after I killed it REW now runs.
Check the memory allocation choice in the installer, the Java runtime will not launch if the allocation request is refused.
 
Hi

I do sequential mode measures of left and right speaker. in the rt60 display the 0 start i guess is 10 ms diffrent in the graph. Estimate IR delay detect, 0,3 samples when i do that on all, and when i let correct it do not help. 3 ms is 1 meter diffrent. so this large diffrence in 0 can not speaker placement diffrence. see screenshots. I notice in compare to older measres it happen sometimes that when compare left and left channel start is same. so what can the problem ?. I have measure speaker distance. is there a setting for this ?. i use beta 104

rt 60 2.jpg


rt 60 1.jpg
 
RT60 is measuring IR decay based on the Schroeder integral. It cannot be used for arrival times, that makes no sense at all.
see in the screenshot. in the frst screenshot the 0 is draw more left as in the second screenshot. also see the cursor i set to 69.8 hz. it have in compare to text above "rew is free software" can see difftrent position. wy is the start diffrent ?. to compare it is usefull when in all measures the 0 is at the same position. You can see i do not use automatic.

In the screenshots i do no parameter change. I only click to select other measure. I attach the measure so you can see
 

Attachments

in the frst screenshot the 0 is draw more left as in the second screenshot
The starts are different because one response has a start time slightly greater than zero and the other has a start time slightly less than zero, the graph adjusts the axis start to a suitable 10 ms increment. I can revise the way the graph start is chosen to reduce the effect of small differences in start time.
 
Builds updated today (beta 104) with these changes:
  • Changed: Overlays window has improved responsiveness and reduced memory use for large measurement sets
  • Changed: The widths of the legend panel entries adapt to accommodate the longest measurement name
  • Changed: Sorting measurement names and the names of imported files uses alphanumeric comparison instead of lexicographic
  • Changed: Removed the filtered FSAF excitation "excfilt-" file
  • Changed: If there is only one ASIO device select it when ASIO is selected
  • Changed: On the EQ window filter adjust graph double click does not show graph limits if graphical filter editing is selected
  • Changed: Graph axis select and frequency span buttons are translucent
  • Changed: The graphs.properties file has an entry for the aspect ratio "As plotted" text
  • Fixed: If Show slice at cursor is selected on the Spectrogram the graph and its axes are not drawn correctly when it is first selected
  • Fixed: Opening the Overlays window was slow for large sets of SPL measurements
  • Fixed: When measurements are moved to a group from the All SPL or another overlay graph the group should be expanded and the measurements should remain selected
  • Fixed: An array index out of range could occur in the distortion graph
  • Fixed: The notes for an aligned sum measurement could omit the delay figure
  • Fixed: The graph legend for stepped level THD plots could show minus infinity after switching the X axis between input and generator
  • Possibly fixed: Some shortcuts not working on non-Latin keyboards
Beta 104 is significantly faster than previous versions when dealing with very high number of measurements, thanks for the great work John!
 
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