Testing video formats

Firefox (MacOS)

WebM (container) + VP8 (video) + Opus (audio):

Download firefox.test.webm
Details from ffmpeg

Firefox (Windows 10)

WebM (container) + VP8 (video) + Opus (audio):

Download firefox.windows10.test.webm
Details from ffmpeg

Google Chrome (MacOS)

WebM (container) + H.264 (video) + Opus (audio):

Download chrome.test.webm
Details from ffmpeg

Google Chrome (Windows 10)

WebM (container) + H.264 (video) + Opus (audio):

Download chrome.windows10.test.webm
Details from ffmpeg

Microsoft Edge (Windows 10)

WebM (container) + VP8 (video) + Opus (audio):

Download edge.windows10.test.webm
Details from ffmpeg