streaming - Patrickz (Peerasan Buranasanti)

streaming

A collection of 13 posts

x264 preset

ffmpeg -i "mv.mp4" -report -rtbufsize 256M -codec:v libx264 -s:v 1280x720 -pix_fmt:v yuv420p -threads 4 -bufsize:v 2M -g:v 60 -preset:v veryfast -profile:v baseline -level:v 3.2 -b:v 3000k -maxrate:v 3000k -minrate:v 3000k -codec:a aac -ar 48000 -b:

VR 360 Live Streaming

VR 360 Live Streaming

This is some of my VR work around 2015 - 2017. so don't compare with today tech. This is just my note and memories :) Actually, First time that I work about VR is around 2008 at company name Iwane Labs. They do something like google street view. This quite innovation

Low-latency video streaming

Low-latency video streaming

This just collected some video of my low-latency streaming that I worked around 2016 - 2017. I use the solutions for Live concert (multi stage), video conference, product opening, etc... 4K livestreaming low latency (2017) note that time * video encoder (right screen) then output to kirz ISP * streaming server located

HLS load testing

HLS load testing

HTTP Live Streaming [https://developer.apple.com/streaming/] (also known as HLS [https://developer.apple.com/streaming/]) is an HTTP-based adaptive bitrate streaming communications protocol developed by Apple In [https://www.apple.com/] c. and released in 2009. Support for the protocol is widespread in media players, web browsers, mobile

Real-time deepfakes

Real-time deepfakes

What is deepfakes? > Deepfakes (a portmanteau [https://en.wikipedia.org/wiki/Portmanteau] of "deep learning [https://en.wikipedia.org/wiki/Deep_learning]" and "fake") are synthetic media [https://en.wikipedia.org/wiki/Synthetic_media] in which a person in an existing image or video is replaced with someone else's likeness.

OBS Studio 25.0.1 released

OBS Studio 25.0.1 released

Since OBS version 25.0 released, few day later version 25.0.1 was released. it is some hot bug fixed. xOBS v.25 has many bug fixed and new feature was added, especially SRT protocol! I test SRT protocol with wowza streaming server. it is quite simple to use.

Wowza 4.8.0 Released

Wowza 4.8.0 Released

Improvement * Transcoder support NVIDIA * Full support of WebRTC and SRT * CMAF [https://www.wowza.com/blog/what-is-cmaf], LL-HLS [https://www.wowza.com/blog/wowza-support-apple-low-latency-hls] * OpenJDK Java SE JRE 9.0.4 * Bug fixed below is change lists from Wowza Streaming Engine 4.8.0 Release Notes [https://www.wowza.com/

H.265/HEVC over RTMP

H.265/HEVC over RTMP

RTMP does not support HEVC encoded streams. Adobe RTMP specification version 1.0 no details about HEVC, but it is possible to define a video codec ID to use for HEVC. Also it need to add video codec header to libavformat (path of ffmpeg). you can see the example here

Install ffmpeg-4 on Ubuntu 18.04 LTS

Install ffmpeg-4 on Ubuntu 18.04 LTS

Install command add-apt-repository ppa:jonathonf/ffmpeg-4 apt-get update apt install ffmpeg It will istall FFmpeg with ibaom0 libavcodec58 libavdevice58 libavfilter7 libavformat58 libavresample4 libavutil56 libcodec2-0.7 libfdk-aac1liblilv-0-0 libpostproc55 libserd-0-0 libsord-0-0 libsratom-0-0 libswresample3 libswscale5 libvidstab1.1 libx264-155 and libx265-169 module I quite wonder it support AOM/AV1 and FDK AAC! ffmpeg version

FFmpeg on Linux, MacOS

FFmpeg on Linux, MacOS

We can use command ffmpeg -buildconf to see FFmpeg's module list and command used to build the ffmpeg. Ubuntu 18.0.4 (LTS) ffmpeg version 3.4.6-0ubuntu0.18.04.1 Copyright (c) 2000-2019 the FFmpeg developers built with gcc 7 (Ubuntu 7.3.0-16ubuntu3) configuration: --prefix=/usr --extra-version=0ubuntu0.

Build static FFmpeg (Part I)

Build static FFmpeg (Part I)

Today I will build FFmpeg with minimalist module. Objective is compile FFmpeg with libx264 (H.264 support) and libssl (RTMPS support) only. Install tools & Dependencies package apt-get install \ autoconf \ automake \ build-essential \ cmake \ git \ pkg-config \ wget \ yasm nasm libssl-dev Prepare module I recommend "FFmpeg Static Build" collected by John Van Sickle.

Compile FFmpeg with RTMPS for Facebook

Compile FFmpeg with RTMPS for Facebook

Facebook announced that "Live Video streams on Pages and Workplace can use the non-encrypted standard RTMP [//en.wikipedia.org/wiki/Real-Time_Messaging_Protocol] protocol until November 1st, 2019, after which RTMP will no longer be supported". On May 1st, 2019, the Real-time Messaging Protocol (RTMP) has been deprecated from the

Wowza 4.7.7 Released

Wowza 4.7.7 Released

New feature * WebRTC - fully supported! * nDVR enhancements for MPEG-DASH Changed Log Changes since 4.7.6 release * Fixed an issue where content in DVR stores that use custom chunk ID handlers was not being purged correctly. * Updated AAC type detection to use extended flags when present. * Added a detectAACExtension