Output #0, webm, to 'linux.webm':
  Metadata:
    major_brand     : mp42
    minor_version   : 0
    compatible_brands: isommp42
    encoder         : Lavf55.19.104
    Stream #0:0(und): Video: vp8 (libvpx), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], q=-1--1, 1200 kb/s, 1k tbn, 25 tbc (default)
video:2932kB audio:0kB subtitle:0 global headers:0kB muxing overhead 0.162078%


Output #0, webm, to 'windows.webm':
  Metadata:
    major_brand     : mp42
    minor_version   : 0
    compatible_brands: isommp42
    encoder         : Lavf55.37.101
    Stream #0:0(und): Video: vp8 (libvpx), yuv420p, 1280x720 [SAR 1:1 DAR 16:9],
 q=-1--1, 1200 kb/s, 1k tbn, 25 tbc (default)
video:2112kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing
overhead: 0.225908%