The WebM VP8/VP9 codecs are being developed specifically to meet the demand for the consumption of video over the Internet, including professionally and amateur produced video-on-demand and conversational video content. VP9 is an evolution of the VP8 video codec and includes a number of enhancements and new coding tools that have been added to improve coding efficiency. The VP9 encoder in this release is not, as yet, feature complete.
The WebM VP8/VP9 codecs are being developed specifically to meet the demand for the consumption of video over the Internet, including professionally and amateur produced video-on-demand and conversational video content. VP9 is an evolution of the VP8 video codec and includes a number of enhancements and new coding tools that have been added to improve coding efficiency. The VP9 encoder in this release is not, as yet, feature complete.
To install libvpx-devel, run the following command in macOS terminal (Applications->Utilities->Terminal)
sudo port install libvpx-devel
To see what files were installed by libvpx-devel, run:
port contents libvpx-devel
To later upgrade libvpx-devel, run:
sudo port selfupdate && sudo port upgrade libvpx-devel
Reporting an issue on MacPorts Trac
The MacPorts Project uses a system called Trac to file tickets to report bugs and enhancement requests.
Though anyone may search Trac for tickets, you must have a GitHub account in order to login to Trac to create tickets.