Mirror of git://source.ffmpeg.org/ffmpeg.git

A Swift library that uses the Accelerate framework to provide high-performance functions for matrix math, digital signal processing, and image manipulation.

Automagically synchronize subtitles with video.

Math.NET Numerics

Software defined radio receiver powered by GNU Radio and Qt.

🇸Superpowered Audio, Networking and Cryptographics SDKs. High performance and cross platform on Android, iOS, macOS, tvOS, Linux, Windows and modern web browsers.

Fast, modern C++ DSP framework, FFT, Sample Rate Conversion, FIR/IIR/Biquad Filters (SSE, AVX, AVX-512, ARM NEON)

Spectrum analyzer for multiple SDR platforms (PyQtGraph based GUI for soapy_power, hackrf_sweep, rtl_power, rx_power and other backends)

Vulkan Fast Fourier Transform library

Realtime audio analysis in Python, using PyAudio and Numpy to extract and visualize FFT features from streaming audio.

Theory of digital signal processing (DSP): signals, filtration (IIR, FIR, CIC, MAF), transforms (FFT, DFT, Hilbert, Z-transform) etc.

Competitive Programming templates that I used during the past few years.

🎶 Real-time audio spectrogram generator for the web

SIMD Library for Evaluating Elementary Functions, vectorized libm and DFT

collection of O(NlogN) pitch detection implementations

A series of Jupyter notebooks and python files which stream audio from a microphone using pyaudio, then processes it.

A C++ Library for Audio Analysis

Noise is an Android wrapper for kissfft, a FFT implementation written in C.

DCFNet: Discriminant Correlation Filters Network for Visual Tracking

real time application to measure heart rate

A mixed-radix FFT library written in pure Rust

Description and unofficial implementation of Furby's audio protocol

Audio spectrum using fft in iOS

DCT (discrete cosine transform) functions for pytorch

The fastest JS Radix-4/Radix-2 FFT implementation

Scientific analysis of nanoscale materials imaging data

Visualizing the frequency spectrum.

Guitar Bro – browser game that helps you learn notes on guitar