Do you want to stream H.265 to YouTube by hardware encoder? Yes, Oupree H265 Video Encoder supports HLS push to YouTube since 2021 Year.
How to setup?
Step 1, get the hls stream url from YouTube, if you can't find the HLS stream settings, maybe you need read here, https://support.google.com/youtube/answer/10349430,
Step 2, copy the YouTube https-HLS streamURL and paste to our H265 Video Encoder,