melt

MLT command-line video editor

TLDR

Play video

$ melt [video.mp4]

Render to file

$ melt [input.mp4] -consumer avformat:[output.mp4]

Add filter

$ melt [video.mp4] -filter [sepia]

Mix audio

$ melt [video.mp4] -mix [10] -mixer [mix:-1]

Set output profile

$ melt -profile [atsc_1080p_25] [input.mp4]

Concatenate clips

$ melt [clip1.mp4] [clip2.mp4] -consumer avformat:[output.mp4]

SYNOPSIS

melt [options] input [filters]

DESCRIPTION

melt is the MLT command-line video editor. It processes video with filters and transitions.
The tool is MLT framework's utility. Used for scripted video editing and effects.

PARAMETERS

INPUT

Input media file.

-consumer TYPE

Output consumer.

-filter NAME

Apply filter.

-profile NAME

Use profile.

-mix FRAMES

Transition frames.

--help

Display help information.

CAVEATS

Complex syntax. MLT framework knowledge helpful. Part of MLT package.

HISTORY

melt is the command-line tool for MLT Multimedia Framework, used by Kdenlive and Shotcut.