95 Open source projects that are alternatives of or similar to pffft

Next generation FFT implementation for ROCm

A list of resources and projects to help learn about audio

Music visualizer for Rainmeter

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

Remote heart rate detection through Eulerian magnification of face videos

A highly optimized streaming FFT core based on Bailey's 4-step large FFT algorithm

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

A compact FFT library in C with an Android JNI wrapper

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

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

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.

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.

🎶 Real-time audio spectrogram generator for the web

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

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.

Micro mechanical computations with an FFT-based method

Fully pipelined Integer Scaled / Unscaled Radix-2 Forward/Inverse Fast Fourier Transform (FFT) IP-core for newest Xilinx FPGAs (Source language - VHDL / Verilog). GNU GPL 3.0.

Simple demo of filtering signal with an LPF and plotting its Short-Time Fourier Transform (STFT) and Laplace transform, in Python.

A Java program to implement a DMTF Decoder.

An SDK to develop effects for Nanoleaf Light Panels using features like frequency, beat, or tempo.

Taking an audio signal (wav) and converting it into a spectrogram. Written in Go programming language.

Useful m-scripts for DSP (CIC, FIR, FFT, Fast convolution, Partial Filters etc.)

Fast Fourier transforms of MPI-distributed Julia arrays

a Pixelmapping software for the ESP32 and ESP8266 for addressible LED Strips, with a OSC controll interface and FFT

The Fastest Fourier Transform in the South

A configurable C++ generator of pipelined Verilog FFT cores

.NET library to easily create Voice Command Control feature.

How to export PyTorch models with unsupported layers to ONNX and then to Intel OpenVINO

Audio Watermarking

First implementation of the audio synchronization feature for Vidify, now obsolete