WebCodecs VideoDecoder test page. Requires running Chrome with --enable-blink-features=WebCodecs or running with "Experimental Web Platform Features" enabled in chrome://flags. Decodes 5000 frames in a window or worker.

Set 'worker=true' to use a worker
Set 'window=true' to use a window
Set 'codec=h264|av1|vp9' to select the codec
Set 'hw=deny|require' to force hardware or software codec, default is allow
Set 'busy=true' to add a sine-shaped busy wait of up to 50ms on the main thread (make sure to keep the window in the foreground when running tests).

Sample URLs:

http://local/worker-test.html?window=true&hw=deny&codec=h264
http://local/worker-test.html?worker=true&hw=require&codec=av1
http://local/worker-test.html?window=true&hw=require&codec=vp9
http://local/worker-test.html?window=true&hw=require&codec=vp9&busy=true

Config:
Status: Okay

Time to first frame:
Average frame latency:

Decoded frames:
Elapsed:
Decoder frames / sec: