Voice annotation tool: Praat

Praat Scripts have powerful functions , After marking the voice file , The following task is to extract parameters from hundreds of voice files , The most basic thing is the duration , And fundamental frequency , There are other vowels that may need formants , If you manually extract all these files , The workload is predictable , While using Praat Scripts can be extracted in batches , Convenient for unified arrangement . Here we first introduce how to extract the scripts of time length and fundamental frequency , Then take how to draw the tone map of Chinese characters as an example , Explain a small application .

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Reference material ：
Praat Voice annotation description
praat_ Use the tutorial to detail .zip
Praat The script extracts the duration and fundamental frequency and illustrates how to draw a tone map