WebCast extension detects video files in .mp4 format that are played on the page, and allow to send them to ChromeCast device.
Whenever extension detects supported video file being played on the page, it will add page action to your omibox that allows to play video on Chrome Cast device.
This version of plugin opens video file in external website, that has video player supporting ChromeCast.
谷歌浏览器、其他Chromium内核的浏览器