NMMES-module-normalize

A normalization module for nmmes-backend.

Features

• Normalize audio levels via the ffmpeg loudnorm audio filter.
• Set default audio stream based on language.
• Set default subtitle stream if an audio stream with the target language is not found.
• Create stream titles if they don't already exist.
• Automatically crop off black edges.
• Downscale video if larger than specified height.

Installation

See https://github.com/NMMES/nmmes-cli/wiki/Modules for additional instructions.

Options

The --language option sets the target language for normalization. The native-language option can parse ISO 639-1 and ISO 639-2 (Ex: ja, jpn) Codes as well as the languages' full English name (Ex: Japanese, Russian, French).

Type: String Default: eng

The --audio-levels option normalizes audio stream levels with EBU R128 loudness normalization.

Type: Boolean Default: true

The --audio-titles option normalizes audio stream titles with the stream's language and format.

Type: Boolean Default: true

The --subtitle-titles option normalizes subtitle stream titles with the stream's language and format.

Type: Boolean Default: true

The --force option normalizes stream titles even if the stream already has a title.

Type: Boolean Default: false

The --scale option defines the height videos should be down scaled to. Videos will always maintain original aspect ratio. Videos will not be scaled up. Use 0 to disable this feature. [Examples: 720, 480].

Type: Number Default: 0

The --autocrop-intervals option attempts to crop off black bars on a video. Set to 0 to disable.

Type: Number Default: 12