Audio Analyzer 对比 Spectre 的使用情况和统计数据
The analyzed result of the waveform is rendered at 60FPS.
The following 4 functions can be accessed:
Waveform visualizer (oscilloscope)
Spectrum analyzer
Historical peak
Historical FFT
Tapping each function enters into full-screen mode and tapping once more exits full-screen mode.
Horizontal zoom is only available for the spectrum analyzer.
Magnification gesture (aka pinching) allows for zooming in and out, and frequency offset can be performed by swiping on the screen horizontally.
Vertical swiping adjusts input volume.
Coefficients are displayed in the corner.
*dBFullScale
20 * log10 ( input)
A demonstration is here.
https://www.youtube.com/watch?v=6mDa_zCgYzE
- Apple 应用商店
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Spectre is an iOS audio analysis utility designed to be useful and visually appealing, making use of retina displays.
Feature Highlights:
• FFT(Fast Fourier Transform) Analysis
• Oscilloscope
• Customizable Features: Wave Amplitude, Sample/Time Control, Line Width
• Linear & Logarithmic Wave Forms
• Pause/Play Controls
• Zoom in/out on the Waveform!
• Optimized for iPhone 3,4,5 and iOS 7
Currently this app takes input from standard input, and external mics. Cross-app sound analysis coming soon! Waveform recording also coming soon!
- Apple 应用商店
- 付费
- 音乐
商店排名
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Audio Analyzer VS. 
Spectre一月 1, 2025