Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.103 Safari/537.36
Chrome 73
Windows
Desktop
5 years ago
Test name Executions per second
drawImage on the main thread 200665.8 Ops/sec
drawImage on a worker thread (passing messages as Strings) 460992.0 Ops/sec
drawImage on a worker thread (passing messages as ArrayBuffer(100)) 351523.8 Ops/sec
drawImage on a worker thread (Transferable messages as ArrayBuffer(100)) 8465.0 Ops/sec
Script Preparation code:
Tests:
  • drawImage on the main thread

  • drawImage on a worker thread (passing messages as Strings)

  • drawImage on a worker thread (passing messages as ArrayBuffer(100))

  • drawImage on a worker thread (Transferable messages as ArrayBuffer(100))