FFmpegSource

[akupenguin]

Originally Posted by d'Oursse

ask the gstreamer developpers about the different versions of ffmpeg. For a developper it's a pain. Example : 3 or 4 days ago : they changed the options of configure. It's not 3 years at all.

That's the build system, not the api. It affects compiling ffmpeg, not compiling programs which use libav*, unless you imported a copy of ffmpeg into your source tree.
Incompatible api changes require incrementing the major version, which has happened twice in the last 3 years.