FFmpeg Format Conversion Skill

Convert media files between different formats and containers.

When to Use

• Convert video containers (MP4, MKV, AVI, etc.)
• Convert audio formats (MP3, AAC, WAV, etc.)
• Transcode to different codecs
• Copy streams without re-encoding (fast)

Basic Conversion

# Convert container format (re-encode)
ffmpeg -i input.avi output.mp4

# Copy streams without re-encoding (fast, no quality loss)
ffmpeg -i input.mp4 -c copy output.mkv