This single-file solution provides a high-performance, responsive, and aesthetically premium interface for FFmpeg command construction. It uses Tailwind CSS for styling and Lucide for iconography. ```html Free FFmpeg Command Line Generator & Video Transcoding Builder

FFmpeg Command Builder

File I/O

Input Filename

Output Filename

Video Encoding

Video Codec

Preset

CRF (Constant Rate Factor) - 23

0 (Lossless) 23 (Default) 51 (Worst)

Processing

Resolution (Scale)

Audio Bitrate

Remove Metadata (Strip Tags)