pub unsafe extern "C" fn FLAC__metadata_get_picture(
filename: *const c_char,
picture: *mut *mut FLAC__StreamMetadata,
type_: FLAC__StreamMetadata_Picture_Type,
mime_type: *const c_char,
description: *const FLAC__byte,
max_width: u32,
max_height: u32,
max_depth: u32,
max_colors: u32,
) -> FLAC__bool