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FFmpeg / FFmpeg

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

audio c streaming video rtsp ffmpeg mp4 hls multimedia rtmp webm mpeg fft hevc matroska

Updated Mar 13, 2026
C

smacke / ffsubsync

Automagically synchronize subtitles with video.

audio sync synchronization video ffmpeg captions subtitles caption alignment fast-fourier-transform subtitle vad vlc srt fft vlc-media-player srt-subtitles voice-activity-detection speech-detection string-alignment

Updated Nov 25, 2025
Python

Jounce / Surge

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

swift trigonometry math dsp matrix arithmetic accelerate convolution fft

Updated Jul 20, 2023
Swift

mathnet / mathnet-numerics

Math.NET Numerics

statistics csharp integration math fsharp interpolation random matrix linear-algebra regression fft numerics differentiation mathnet

Updated Mar 3, 2025
C#

gqrx-sdr / gqrx

Software defined radio receiver powered by GNU Radio and Qt.

qt receiver sdr rtl-sdr fft hackrf gnuradio hacktoberfest gqrx airspy rfspace funcube-dongle

Updated Mar 13, 2026
C++

pschatzmann / arduino-audio-tools

Arduino Audio Tools (a powerful Audio library not only for Arduino)

audio music arduino encoding streaming cmake dsp decoding arduino-library fft digital-signal-processing rtttl codecs commucation

Updated Mar 13, 2026
C

amll-dev / applemusic-like-lyrics

A lyric player component library aims to look similar to iPad version of Apple Music. Also with DOM, React and Vue bindings. Yi Ge Ji Yu Web Ji Zhu Zhi Zuo De Lei Apple Music Ge Ci Xian Shi Zu Jian Ku ,Tong Shi Zhi Chi DOM Yuan Sheng , React He Vue Bang Ding .

react audio javascript music rust player typescript music-player vue websocket wasm apple-music audio-player astro fft lyric tauri vue3

Updated Mar 13, 2026
TypeScript

kfrlib / kfr

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

audio cplusplus dft cxx dsp cpp14 avx clang simd header-only fast-fourier-transform cpp17 cplusplus-14 fft digital-signal-processing avx512 risc-v audio-processing cplusplus-17 discrete-fourier-transform

Updated Mar 10, 2026
C++

DTolm / VkFFT

Vulkan/CUDA/HIP/OpenCL/Level Zero/Metal Fast Fourier Transform library

metal hpc vulkan opencl cuda convolution fft hip dct r2c r2r c2r levelzero

Updated Apr 16, 2025
C++

superpoweredSDK / Low-Latency-Android-iOS-Linux-Windows-tvOS-macOS-Interactive-Audio-Platform

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

audio android windows macos linux hashing ios json cryptography aes hls cpp midi https webassembly rsa spatialization fft usb-audio time-stretch

Updated Mar 12, 2026
C++

xmikos / qspectrumanalyzer

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

visualization python radio qt spectrum-analyzer sdr rtl-sdr fft hackrf software-defined-radio airspy limesdr

Updated Apr 3, 2024
Python

dmrschmidt / DSWaveformImage

Generate waveform images from audio files on iOS, macOS & visionOS in Swift. Native SwiftUI & UIKit views.

macos swift ios waveform ipad audio-visualizer audio-analysis audio-files macosx fft catalyst waveform-images fourier-transform swiftui ipados mac-catalyst visionos vision-os

Updated Jan 22, 2026
Swift

hukenovs / dsp-theory

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

python lectures tutorial fpga dsp numpy fast-fourier-transform scipy convolution fft digital-signal-processing lessons fir numpy-tutorial finite-impulse-response

Updated Feb 9, 2026
Jupyter Notebook

aiXander / Realtime_PyAudio_FFT

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

pyaudio audio-visualizer fft realtime-audio spectral-analysis

Updated Apr 30, 2024
Python

ARM-software / CMSIS-DSP

CMSIS-DSP embedded compute library for Cortex-M and Cortex-A

embedded cortex-m dsp numpy matrix filter ml fft cortex-a fixed-point-arithmetic

Updated Mar 3, 2026
C

baoliay2008 / lccn_predictor

A fast and accurate contest rating prediction web application

react mongodb leetcode elo competitive-programming python3 fft contest-programming pydantic fastapi prediciton beanie daisyui

Updated Feb 21, 2026
Python

shibatch / sleef

SIMD Library for Evaluating Elementary Functions, vectorized libm and DFT

cuda simd elementary-functions avx2 sse2 fft vectorization math-library aarch64 avx512 powerpc vsx vector-math fourier-transform s390x quadruple-precision fourier-transform-library

Updated Dec 25, 2025
C

sevagh / pitch-detection

autocorrelation-based O(NlogN) pitch detection

dsp fft autocorrelation pitch-tracking pitch-detection pitch-estimation yin mpm pyin

Updated Jan 7, 2025
C++

zh217 / torch-dct

DCT (discrete cosine transform) functions for pytorch

dft torch pytorch fft dct fct

Updated Nov 6, 2022
Python

sgoudelis / ground-station

Ground Station is all-in-one satellite monitoring suite

react python radio weather space satellite waterfall sdr antenna fft tle rotator rig satnogs ground-station fsk bpsk

Updated Mar 13, 2026
JavaScript

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