digital_video_introduction
Ant-Media-Server
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digital_video_introduction | Ant-Media-Server | |
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8 | 84 | |
15,080 | 4,084 | |
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6.2 | 9.8 | |
7 months ago | 7 days ago | |
Jupyter Notebook | Java | |
BSD 3-clause "New" or "Revised" License | GNU General Public License v3.0 or later |
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digital_video_introduction
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Breakdown of AV1 Video Codec
There's a great introduction to video tech, including codecs, at https://github.com/leandromoreira/digital_video_introduction
- A Hands-On Introduction to Video Codec Technology and FFmpeg
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Topics to cover in a 101 AV class
A couple of AV centric scenarios I'd explore: - Set up two speakers fed with a mono signal, flip the phase on one and have students move around the area. From this introduce constructive and destructive interference and some basic acoustics. - Using an oscilloscope (or just prepped graphics) show a sine wave on an unbalanced line, how this is paired with an inverted copy of itself on a balanced line, and how this works to cancel transmission noise. - With an analogue signal now pictured, introduce analogue to digital conversion and what sample rate and bit depth mean. From this you can also start to introduce why gain staging is important in both pure analogue systems and those where you're bouncing between analogue and digital domains. - Introduce video: colour channels, different ways of representing colour and some (very surface level) compression basics like chroma subsampling. Really good resource for that here. - Introduce base patterns for getting any signals arounds: dedicated circuits (analogue audio, HDMI video, RS-232 control, logic IO) and network based (again for audio, video, and control). Dive intro signal flow, how to read a schematic and where reasoning about each of these modes differs.
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Crestron DMC-D-4K Class Tips/Things to Watch out For
If you want to keep digging from there, get familiar with the compression on NVX, JPEG-XS, and how it behaves. intoPIX are the upstream vendor that do some of the NVX internals and have some great resources on that here: https://www.intopix.com/jpeg-xs. For a guide on all things digital video I also highly recommend https://github.com/leandromoreira/digital_video_introduction.
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[OC] Finally managed to sync the moshing effect to the beat of the music, here's what it looks like on a small test section of a music video
Edit: After finishing writing the comment, I realized that it was more technical than I intended, and assumes that the reader has a basic to medium understanding of video compression. If not, I recommend this writeup/tutorial of digital video, especially the section about frame types.
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Ask HN: How can I learn about video encoding, h.264, ffmpeg, etc.
A good high-level breakdown of H.264: https://sidbala.com/h-264-is-magic/
Associated HN post (although there have been a few): https://news.ycombinator.com/item?id=30710574
More technical: https://github.com/leandromoreira/digital_video_introduction...
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H.264 is magic: a technical walkthrough
For those interested in this topic, I highly recommend the approachable but more extensive technical introduction at https://github.com/leandromoreira/digital_video_introduction
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Help and guidance for a Coding interview for the role of Media Video Engineer (Video Quality)
Go look at this. https://github.com/leandromoreira/digital_video_introduction
Ant-Media-Server
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Advise on best way to implement video calling functionality into my web app
ant media server is the cheapest and has good documentation its also open source. it does the work for us https://github.com/ant-media/Ant-Media-Server/
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Is it possible to do Zoom like application using just the standard API available in the browser?
It offers a community edition that is open source and allows for quick implementation https://github.com/ant-media/Ant-Media-Server/
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Did anyone try Ant Media Server for Video on Demand purposes?
Wiki: https://github.com/ant-media/Ant-Media-Server/wiki/Play-Live-and-VoD-Streams-and-Previews Blog Post: https://antmedia.io/vod-streaming-everything-you-need-to-know/
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Are you into webRTC development? Hack & Win $6000 as a cash reward!
There will be ๐ fun, ๐ competition, and ๐ธ $6000 as cash prizes. For more details on Hackathon: https://github.com/ant-media/Ant-Media-Server/discussions/4848
- An Open Source Software for Audio Streaming
- Open Source Live Streaming Server, Ant Media Server
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Help with multi-user livestreaming social app - Video SDK (Twilio, Agora, etc) too expensive
I think Ant Media Server can meet all your needs. It can be deployed easily and quickly on-premises or on public cloud networks such as AWS, Azure, Alibaba, and others. It provides live streaming SDKs for free. Btw, No limitations such as minutes, viewers, or broadcasts. It is up to your configuration. I think It will be the most affordable solution for you.
- Audio Streaming Software
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Daily or MediaSoup?
Try antmedia its a low latency and media server which also support wide range of streaming protocols like webrtc ,rtsp ,rtmp,hls, dash ,srt .https://antmedia.io/[antmedia ](https://antmedia.io/)
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How to Build a Video Conferencing App with React Native?
Before we start on how to make a video conferencing react native app, l wanted to give some information about Ant Media Serverโs React Native SDK and Conference Solution.
What are some alternatives?
PHP-FFmpeg-video-streaming - ๐ผ Package media content for online streaming(DASH and HLS) using FFmpeg
OvenMediaEngine - OvenMediaEngine (OME) is a Sub-Second Latency Live Streaming Server with Large-Scale and High-Definition. #WebRTC #LLHLS
Av1an - Cross-platform command-line AV1 / VP9 / HEVC / H264 encoding framework with per scene quality encoding
nginx-rtmp-server - :tv: Build your own video streaming site using nginx-rtmp module.
VVCEasy - VVCEasy is that you don't have to compile or/and coding to encode VVC (known as Versatile Video Codec). Simple. Easy. Encode. Decode
owncast - Take control over your live stream video by running it yourself. Streaming + chat out of the box.
SVT-AV1 - Welcome to the GitHub repo for the SVT-AV1! This repo is set to read-only for archiving purposes. Please join us at https://gitlab.com/AOMediaCodec/SVT-AV1. We look forward to seeing you there
srs - SRS is a simple, high-efficiency, real-time video server supporting RTMP, WebRTC, HLS, HTTP-FLV, SRT, MPEG-DASH, and GB28181.
NotEnoughAV1Encodes - GUI for AV1 (aomenc, rav1e & svt-av1)
RootEncoder - RootEncoder for Android (rtmp-rtsp-stream-client-java) is a stream encoder to push video/audio to media servers using protocols RTMP, RTSP, SRT and UDP with all code written in Java/Kotlin
SwiftFFmpeg - A Swift wrapper for the FFmpeg API
ampache-docker - Ampache docker package