ID: jp.gr.java_conf.tetratank.pitchanalyzer
Version: 2.0.1
Size: 1 Mb
Pitch Analyzer Screenshots
How to setup Pitch Analyzer apk for android
- For Android 4.0 or higher:Please to Settings, look down to Security, and select Unknown sources. Choosing this choice will enable to install apps download from the internet.
- For devices running on lower Android 4.0:
Please go to Settings - open the Applications option, and select Unknown sources, click OK on the popup alert.
Pitch Analyzer Details
A pitch is detected by analyzing input sound and displayed in real time.This app can help you to tune a musical instruments or practice a singing.
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A pitch detection was an octave off until ver 2.0.0 ( A4 was displayed at A3 )
I corrected the bug in ver 2.0.1
I am terribly sorry to have troubled you so much.
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On the graph area:
* Move a scale display area by dragging
* Zoom in and out by pinching (or push the buttons on the bottom of the graph)
Display area of a volume graph and pitch detection sensitivity is adjustable using the bars
on the bottom of the screen.
Purchase this app:
* Release function restrictions on a setting screen
* Remove ads
Setting items:
* Graph [Log, Liner]
* Scale [Equal temperament, Frequency [Hz]]
*Window function [None, Hanning window]
(Window function can improve accuracy of a pitch detection, but you would hardly feel the difference)
Technical info:
* A pitch is calculated by a autocorrelation function (using FFT, IFFT, for fast computation)
* Sampling frequency is 8000 Hz
* The frequency at A4 is 440 Hz
What's new in Pitch Analyzer 2.0.1
v2.0.1:Correct a pitch detection display which was an octave off
v2.0.0:
Add labels for sliders
Bug fix for a sound level slider
Adjust a sensitivity slider
Current pitch and frequency display
(frequency in Premium version only)
v1.2.0:
Add refresh, play and pause button
v1.1.0:
Function addition:
* Select line between points
* Add window functions (hamming and blackman window)
Download Pitch Analyzer 2.0.1 APK
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