Trait singlefile_formats::CompressionFormatLevels

pub trait CompressionFormatLevels: CompressionFormat {
    const COMPRESSION_LEVEL_NONE: u32;
    const COMPRESSION_LEVEL_FAST: u32;
    const COMPRESSION_LEVEL_BEST: u32;
    const COMPRESSION_LEVEL_DEFAULT: u32;
}

Defines compression level presets for a CompressionFormat.

Required Associated Constants

const COMPRESSION_LEVEL_NONE: u32

The level for no compression.

const COMPRESSION_LEVEL_FAST: u32

The level for ‘fast’ compression.

const COMPRESSION_LEVEL_BEST: u32

The level for ‘best’ compression.

const COMPRESSION_LEVEL_DEFAULT: u32

The level for default compression.

Object Safety

This trait is not object safe.

Implementors

impl CompressionFormatLevels for BZip2

Available on crate feature bzip only.

const COMPRESSION_LEVEL_NONE: u32 = 0u32

const COMPRESSION_LEVEL_FAST: u32 = 1u32

const COMPRESSION_LEVEL_BEST: u32 = 9u32

const COMPRESSION_LEVEL_DEFAULT: u32 = 6u32

impl CompressionFormatLevels for Deflate

Available on crate feature flate only.

const COMPRESSION_LEVEL_NONE: u32 = 0u32

const COMPRESSION_LEVEL_FAST: u32 = 1u32

const COMPRESSION_LEVEL_BEST: u32 = 9u32

const COMPRESSION_LEVEL_DEFAULT: u32 = 6u32

impl CompressionFormatLevels for Gz

Available on crate feature flate only.

const COMPRESSION_LEVEL_NONE: u32 = 0u32

const COMPRESSION_LEVEL_FAST: u32 = 1u32

const COMPRESSION_LEVEL_BEST: u32 = 9u32

const COMPRESSION_LEVEL_DEFAULT: u32 = 6u32

impl CompressionFormatLevels for ZLib

Available on crate feature flate only.

const COMPRESSION_LEVEL_NONE: u32 = 0u32

const COMPRESSION_LEVEL_FAST: u32 = 1u32

const COMPRESSION_LEVEL_BEST: u32 = 9u32

const COMPRESSION_LEVEL_DEFAULT: u32 = 6u32

impl CompressionFormatLevels for Xz

Available on crate feature xz only.

const COMPRESSION_LEVEL_NONE: u32 = 0u32

const COMPRESSION_LEVEL_FAST: u32 = 1u32

const COMPRESSION_LEVEL_BEST: u32 = 9u32

const COMPRESSION_LEVEL_DEFAULT: u32 = 6u32