> pretty much the ideal content to show off H.265 Same applies to H.264. I think the main reason for OP’s observation, the codecs optimized for real time stre

> pretty much the ideal content to show off H.265 Same applies to H.264. I think the main reason for OP’s observation, the codecs optimized for real time streaming (including the hardware codecs inside GPUs) don’t have enough time (both CPU time, and maximum allowed encoder latency) to achieve what ffmpeg does when asked to re-encode a video clip from hard drive.