20120118 ffmpeg on Mac Os X Lion

Now that I’m using a Mac (with Mac OS) at work I’m sorely missing truly essential tools such as ffmpeg. The only binary build I could find (without having to download fink and a ton more packages that I don’t really need) was a build from 2006. Two thousand and six! Which in ffmpeg terms [...]

20111208 Robot Media’s welcome party video

(follow to the YouTube page for 1080p video!) Robot Media just moved to a new shiny office in Barcelona’s Eixample and we had a welcome party to celebrate with friends. While discussing the party “features”, we had this crazy idea where we would assemble a video out of many other videos with robotic stuff.

20100426 Unknown input or output format: x11grab (Ubuntu)

I recompiled today ffmpeg because I wanted to have support for a couple more of formats but when I finished the installation (using the latest SVN version), I was unable to capture the screen any more. Got this error: Unknown input or output format: x11grab I have been searching and reading almost hundreds of pages [...]

20091124 Linking with ffmpeg’s libav

Every single tutorial linked from ffmpeg’s documentation suggests using simple library linking switches when compiling against libav, for example: gcc -o main.o main.c -lavcodec -lavformat but for whatever the reason, that didn’t work in my case. I was just getting a bunch of undefined references to the functions that I was using in my code. [...]

20091102 ffmpeg ERROR: libx264 version must be >= 0.78

Yesterday, I succumbed to the temptation and clicked on the Upgrade button… which means that I upgraded my Ubuntu system to 9.10. And as expected, my own build of ffmpeg got broken because of the way the binary had been built — it was trying to load a library by its exact name and version, [...]