Reference#

Settings (`bb_media_settings`)#

Key	Default
`compress`	0	Write new JPEG sizes at `jpeg_quality` with 4:2:0 chroma (paused while Smush compresses automatically)
`jpeg_quality`	80	60–95
`webp`	0	Make WebP copies
`webp_quality`	86	30–95
`avif`	0	Make AVIF copies (needs ImageMagick with AVIF)
`avif_quality`	60	30–95

Name
`{prefix}bb_media_files`	The file index
`{prefix}bb_media_usage`	Where files are used
`bb_media_db_version`	Schema version
`bb_media_backfill`, `bb_media_usage`	Progress of the index and the usage scan
`bb_media_regen_queue`, `bb_media_opt_queue`	Attachments waiting for sizes and for copies

Hook	Type
`bb_media_skip_dirs`	filter	Top-level uploads folders the unattached scan skips
`bb_media_regenerate_budget`	filter	Seconds per background size batch (20)
`bb_media_optimize_budget`	filter	Seconds per background copy batch (20)
`bb_migrate_find_attachment`	filter (BB Migrate)	Answered by BB Media: an attachment with the same content
`bb_migrate_regenerate`	filter (BB Migrate)	Answered by BB Media: size regeneration queued
`wp_editor_set_quality`, `image_save_progressive`, `wp_image_editors`	filters (WordPress)	Used for compression
`wp_delete_file`	filter (WordPress)	Copies are deleted with their files

bb_media_lookup( $url_or_path ): see The file index.