ffmpeg -i output.mkv -vf "showinfo" -f null - 2>&1 | grep "colorprim" Verify no dropped frames / corrupted keyframes:
ffmpeg -err_detect explode -i output.mkv -f null - NVIDIA NVENC (preserves quality less than x265 slow): dune: prophecy s01 ffmpeg
Objective: To standardize, compress, or transcode source files (e.g., MKV/MP4 remuxes from Blu-ray or WebDL) for archival, playback compatibility, or size reduction. ffmpeg -i output