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Youtube Specifications - 1/2016

Block WEBM in Chrome and Opera Browsers

When you have slow PC or playing 4K video, Google prefer WebM which is not accelerated in most browsers. Here is way how to force H264 playback (accelerated on most platforms).

H264 for Opera

Install this extension: Download Chrome Extensions
and continue to chrome webstore →

opera:gpu

H264 for Chrome

Install this extension: h264ify for Chrome / Opera / Vivaldi

chrome:gpu

H264 for Firefox

Install this extension: h264ify for Firefox

8K - testing only

Stream Technical Specifications
Resolution 7680 4320p
Framerate ⇐ 30fps
Bitrate ~12-25 Mbit/s
Compression H264 L5.1
Reference Frames 2
CABAC No
Color Range Limited

4K

Stream Technical Specifications
Resolution 3840 2160p
Framerate ⇐ 30fps
Bitrate ~12-25 Mbit/s
Compression H264 L5.1
Reference Frames 2
CABAC No
Color Range Limited

1080p

Stream Technical Specifications
Resolution 1920 1080p
Framerate ⇐ 60fps
Bitrate ~2-4 Mbit/s
Compression H264 L4.0
Reference Frames 2-3
CABAC Yes
Color Range Limited
youtube.txt · Last modified: 2016/06/12 10:36 by Jan Forman