If you don't familiar with script then I suggest you to use some type of ffmpeg gui. For example: QWinFF. Source: 6 months ago

Try https://qwinff.github.io/ - it's a graphical application for FFmpeg, which is what will handle converting the video. Should be a matter of a few clicks. Source: over 1 year ago

There is also a GUI for FFMPEG - I haven't used it, but it should work - https://qwinff.github.io/. Source: over 1 year ago

Not to mention pretty much everything can be done via GUI. Even ffmpeg has a GUI. Source: over 2 years ago

I used QWinFF to convert the files. I'd do it in command line if I was galaxy brain enough to understand the batch conversion process in the command prompt/powershell. Source: almost 3 years ago

Whatever platform/engine(s) you end up trying, you both might enjoy looking through the game assets that Kenney shares with the world for free: * https://kenney.nl/assets * https://kenney.nl/starter-kits The asset range includes 2D & 3D and in a variety of graphical fidelity/style from 1-bit to low-poly--including sets which are designed to work together. The "Starter Kits" are a more recent development which aim... - Source: Hacker News / 4 months ago

These look fabulous. Another great resource for free 2D game assets: https://kenney.nl/assets. - Source: Hacker News / 5 months ago

Look at kenney.nl/assets, hundreds of sounds and other assets, all free. Source: 12 months ago

Most of the assets came from Kenney, but there are way too many combined sources to list them all here. If you want to know where anything came from, feel free to ask. Source: 12 months ago

Not quite an answer to the question, but there's a bunch of free asset libraries out there! Assets · Kenney. Source: about 1 year ago