Tag:Audio files

  • Using Python for simple media processing


    Installation dependency (sudo) pip install moviepy Moviepy uses ffmpeg software to read and export video and audio files. Also use (optional) ImageMagick to generate text and GIF files. Different media processing relies on Python’s fast math library numpy. Advanced effects and enhancements use some Python image processing libraries (PIL, scikit image, SciPy, etc.).Chinese link:doc.moviepy.com.cn/index.html#docum… Introducing […]

  • Sox — playing audio files on Linux terminal


    SOX——Sound eXchange   the Swiss Army knife of sound processing programs.   1. Preparation: Computer (Ubuntu 20.04 LTS) Audio files   2. Software introduction:   SoX is a cross-platform (Windows, Linux, MacOS X, etc.) command line utility that can convert various formats of computer audio files in to other formats. It can also apply various effects […]

  • Electron + Vue builds a local player from scratch


    Why? My girlfriend works in the late stage of audio. She usually collects some audio music and needs to see the frequency spectrum waveform of audio. It’s very inconvenient to play music and watch the waveform with Au software every time. Seeing that she works so hard, as a program ape, I am distressed. Therefore, […]

  • IOS decodes Speex data (including compiled files)


    Although Speex has been replaced by opus and the official wants us to migrate to opus, Speex can still be used.You can see Speex’s official tutorial first. It’s quite simple, but there are many pitfalls.To transplant to IOS, first package Speex code into a static library of. A. you can google the relevant code, and […]