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wulkano / Kap

An open-source screen recorder built with web technology
https://getkap.co
MIT License
18.11k stars 828 forks source link

No Hardware encoding for H264 and HEVC on Apple Silicon #1152

Open dalisoft opened 1 year ago

dalisoft commented 1 year ago

macOS version: 12.6.1 (21G217) (Apple Silicon) Kap version: 3.6.0 (3.6.0.1846

Steps to reproduce

  1. Download, start, capture
  2. Try to export and see Activity monitor

Current behaviour

https://user-images.githubusercontent.com/3511344/203142009-650d24c6-3d36-4289-9b72-9e59ea4d3f51.mp4

Even https://github.com/wulkano/Kap/issues/970#issuecomment-970097099 does not help

Expected behaviour

No all CPU cores loading and using GPU or hardware encoders for this kind of task

Workaround

jakearchibald commented 1 year ago

Although ffmpeg can use Mac hardware encoders, and they're faster than software encoders, they also produce much worse results.