[英]Calculating frequencies from .mp3 or .wav files?
I'm trying to do some note recognition on mp3
or wav
files.我正在尝试对
mp3
或wav
文件进行一些音符识别。
The problem is: How do I use the FFT on the files?问题是:如何对文件使用 FFT?
I prefer Java solutions, but I'm up for suggestions.我更喜欢 Java 解决方案,但我愿意接受建议。
Spectrum Analysis using Java, Sampling Frequency, Folding Frequency, and the FFT Algorithm http://www.developer.com/java/other/article.php/3380031使用 Java、采样频率、折叠频率和 FFT 算法进行频谱分析http://www.developer.com/java/other/article.php/3380031
Some example links are:一些示例链接是:
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