Installation

libvpx

obtained the source code from git repo as:.

$ git clone git://review.webmproject.org/libvpx.git

$ git pull

and compile & Install as

$ ./configure

$ make install

Compile and Install ffmpeg and enable libvpx support.

for ffmpeg support follow Link

Now your system is ready with ffmpeg having support for webm.

I converted a flash video to webm container format and sharing some frames played with TOTEM