# handbrakecli > Command-line interface to the HandBrake video conversion and DVD ripping tool. > More information: . - Convert a video file to MKV (AAC 160kbit audio and x264 CRF20 video): `handbrakecli --input {{input.avi}} --output {{output.mkv}} --encoder x264 --quality 20 --ab 160` - Resize a video file to 320x240: `handbrakecli --input {{input.mp4}} --output {{output.mp4}} --width 320 --height 240` - List available presets: `handbrakecli --preset-list` - Convert an AVI video to MP4 using the Android preset: `handbrakecli --preset="Android" --input {{input.ext}} --output {{output.mp4}}` - Print the content of a DVD, getting the CSS keys in the process: `handbrakecli --input {{/dev/sr0}} --title 0` - Rip the first track of a DVD in the specified device. Audiotracks and subtitle languages are specified as lists: `handbrakecli --input {{/dev/sr0}} --title 1 --output {{out.mkv}} --format av_mkv --encoder x264 --subtitle {{1,4,5}} --audio {{1,2}} --aencoder copy --quality {{23}}`