scripts/conv-h265

#!/usr/bin/env zsh

# Converts into H265/Opus with VA-API as .mkv.
# Arg 1: Input file

# Choose VA-API device and enable decoding acceleration
# Encode video using x265 and default quality
# Encode audio using Opus and 128k bitrate

for file in ${@}
do
    output_file=$( echo "$file" | sed -r "s/(\.[^\.]+)$/.conv.mkv/" )

    ffmpeg -vaapi_device /dev/dri/renderD128 -hwaccel vaapi -i $file \
    -c:v libx265 -crf 28 \
    -c:a libopus -vbr:a on -b:a 128k $output_file
done