Enum nvtt_rs::RoundMode

pub enum RoundMode {
    None,
    ToNearestMultipleOfFour,
    ToNearestPowerOfTwo,
    ToNextMultipleOfFour,
    ToNextPowerOfTwo,
    ToPreviousMultipleOfFour,
    ToPreviousPowerOfTwo,
}

Controls how the image edge length is rounded when the image is compressed.

Variants

None

The image size is not changed.

ToNearestMultipleOfFour

Round the size of each edge to the nearest multiple of four.

ToNearestPowerOfTwo

Round the size of each edge to the nearest power of two.

ToNextMultipleOfFour

Round the size of each edge up to the next highest multiple of four.

ToNextPowerOfTwo

Round the size of each edge up to the next highest power of two.

ToPreviousMultipleOfFour

Round the size of each edge down to the next lowest multiple of four.

ToPreviousPowerOfTwo

Round the size of each edge down to the next lowest power of two.

Trait Implementations

impl Clone for RoundMode

fn clone(&self) -> RoundMode

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Copy for RoundMode

impl Debug for RoundMode

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

Formats the value using the given formatter.

impl Default for RoundMode

fn default() -> Self

Returns the "default value" for a type.

impl<'de> Deserialize<'de> for RoundMode

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
    __D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.

impl Eq for RoundMode

impl<'_> From<&'_ RoundMode> for NvttRoundMode

fn from(val: &RoundMode) -> Self

Performs the conversion.

impl From<RoundMode> for NvttRoundMode

fn from(val: RoundMode) -> Self

Performs the conversion.

impl Hash for RoundMode

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 PartialEq<RoundMode> for RoundMode

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

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

#[must_use]fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl PartialEq<RoundMode> for NvttRoundMode

fn eq(&self, rhs: &RoundMode) -> bool

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

#[must_use]fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl PartialEq<u32> for RoundMode

fn eq(&self, rhs: &NvttRoundMode) -> bool

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

#[must_use]fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl Serialize for RoundMode

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error> where
    __S: Serializer, 

Serialize this value into the given Serde serializer.

impl StructuralEq for RoundMode

impl StructuralPartialEq for RoundMode

impl TryFrom<u32> for RoundMode

type Error = EnumConvertError<NvttRoundMode>

The type returned in the event of a conversion error.

fn try_from(raw: NvttRoundMode) -> Result<Self, Self::Error>

Performs the conversion.