In addition, we'll also take a look at how you can add an audio track to the video as well as how to add transition effects to the image slides.
This article will show you how to convert images into a video using two different tools: FFmpeg and the Shotstack API. You can even make the slideshow more engaging by adding text as well as other graphical effects. Tip: when copying video links from Twitter, right-click on the video and select ‘Copy Video Address’ instead of copying the URL from the address bar.Slideshow videos offer a great way of taking individual photos and turning them into more meaningful and complete stories told via video.
Copy the URL to the video that you intend to download. Step 4: Use youtube-dl to download videos you want to preserve Step 3: Install ffmpeg – for some operations youtube-dl needs another software called ffmpeg which can also be installed using Homebrew In Terminal, enter the following command line and press ‘Return’. Step 2: Use Homebrew to install youtube-dl The installer will download Homebrew and install it for you. Go to the Homebrew site and copy the command under ‘Install Homebrew’. Find and open the Terminal app (Finder > Go > Utilities > Terminal). Step 1: Install Homebrew – a package manager which will simplify installing software like youtube-dl Install and use youtube-dl for Mac OS (Windows instructions are below) This guide will show you how to install and use this powerful tool, ensuring that your investigative work and existing documentation will not be undone by content removal. Being a command-line program, it can seem intimidating, but with a small time investment, anyone can learn how to use it. Youtube-dl is an all-purpose tool to download nearly any piece of audiovisual content that you come across online, not just YouTube as the name seems to denote. For this reason, it is essential that open source researchers preserve the materials that they collect during their investigations by downloading it from the digital platform where it was originally published and storing it in a secure archive. Under pressure to remove “extremist” and other sensitive content, third-party platforms such as Youtube, Facebook, and Twitter sometimes delete video evidence. Tools needed: Windows or MacOS, package manager software (Homebrew or chocolatey/choco), youtube-dl (software), ffmpeg (software)ĭespite the immense value of open source content for documenting human rights abuses, this content is increasingly threatened with erasure. 
Tutorial on how to install and use Youtube-dl to download audiovisual content from Youtube, Twitter, Facebook and thousands of other supported sites
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