Struct alsa::mixer::MilliBel

pub struct MilliBel(pub i64);

Wrapper for a mB (millibel) value.

Despite some ALSA functions named "dB", they actually take mB values instead. This is a wrapper type to help with those calculations. Its interior is the actual mB value.

Methods

impl MilliBel

pub fn to_db(self) -> f32

pub fn from_db(db: f32) -> Self

Trait Implementations

impl Clone for MilliBel

fn clone(&self) -> MilliBel

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for MilliBel

impl Eq for MilliBel

impl Ord for MilliBel

fn cmp(&self, other: &MilliBel) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

🔬 This is a nightly-only experimental API. (clamp)

Restrict a value to a certain interval.

impl PartialEq<MilliBel> for MilliBel

fn eq(&self, other: &MilliBel) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &MilliBel) -> bool

This method tests for !=.

impl PartialOrd<MilliBel> for MilliBel

fn partial_cmp(&self, other: &MilliBel) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &MilliBel) -> bool

This method tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &MilliBel) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &MilliBel) -> bool

This method tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &MilliBel) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl Debug for MilliBel

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Sub<MilliBel> for MilliBel

type Output = MilliBel

The resulting type after applying the - operator.

fn sub(self, rhs: Self) -> Self

Performs the - operation.

impl Add<MilliBel> for MilliBel

type Output = MilliBel

The resulting type after applying the + operator.

fn add(self, rhs: Self) -> Self

Performs the + operation.

impl Deref for MilliBel

type Target = i64

The resulting type after dereferencing.

fn deref(&self) -> &i64

Dereferences the value.

impl Hash for MilliBel

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].

impl StructuralPartialEq for MilliBel

impl StructuralEq for MilliBel