[−][src]Enum imageproc::distance_transform::Norm
How to measure distance between coordinates.
See the distance_transform
documentation for examples.
Note that this enum doesn't currently include the L2
norm. As Norm
is used by the morphology
functions, this means that we
don't support using the L2
norm for any of those functions.
This module does support calculating the L2
distance function, via the
euclidean_squared_distance_transform
function, but the signature of this function is not currently compatible with those for
computing L1
and LInf
distance transforms. It would be nice to unify these functions
in future.
Variants
L1
Defines d((x1, y1), (x2, y2)) to be abs(x1 - x2) + abs(y1 - y2). Also known as the Manhattan or city block norm.
LInf
Defines d((x1, y1), (x2, y2)) to be max(abs(x1 - x2), abs(y1 - y2)). Also known as the chessboard norm.
Trait Implementations
impl Eq for Norm
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impl Clone for Norm
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impl PartialEq<Norm> for Norm
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impl Copy for Norm
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impl Debug for Norm
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Auto Trait Implementations
impl Sync for Norm
impl Send for Norm
impl Unpin for Norm
impl UnwindSafe for Norm
impl RefUnwindSafe for Norm
Blanket Implementations
impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T> ToOwned for T where
T: Clone,
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T: Clone,
type Owned = T
The resulting type after obtaining ownership.
fn to_owned(&self) -> T
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fn clone_into(&self, target: &mut T)
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impl<T> From<T> for T
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impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> SetParameter for T
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impl<Dst, Src, Scheme> ApproxInto<Dst, Scheme> for Src where
Dst: ApproxFrom<Src, Scheme>,
Scheme: ApproxScheme,
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Dst: ApproxFrom<Src, Scheme>,
Scheme: ApproxScheme,
type Err = <Dst as ApproxFrom<Src, Scheme>>::Err
The error type produced by a failed conversion.
fn approx_into(self) -> Result<Dst, <Src as ApproxInto<Dst, Scheme>>::Err>
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impl<T, Dst> ConvAsUtil<Dst> for T
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fn approx(self) -> Result<Dst, Self::Err> where
Self: ApproxInto<Dst, DefaultApprox>,
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Self: ApproxInto<Dst, DefaultApprox>,
fn approx_by<Scheme>(self) -> Result<Dst, Self::Err> where
Scheme: ApproxScheme,
Self: ApproxInto<Dst, Scheme>,
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Scheme: ApproxScheme,
Self: ApproxInto<Dst, Scheme>,
impl<Src, Dst> ValueInto<Dst> for Src where
Dst: ValueFrom<Src>,
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Dst: ValueFrom<Src>,
type Err = <Dst as ValueFrom<Src>>::Err
The error type produced by a failed conversion.
fn value_into(self) -> Result<Dst, <Src as ValueInto<Dst>>::Err>
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impl<Src, Scheme> ApproxFrom<Src, Scheme> for Src where
Scheme: ApproxScheme,
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Scheme: ApproxScheme,
type Err = NoError
The error type produced by a failed conversion.
fn approx_from(src: Src) -> Result<Src, <Src as ApproxFrom<Src, Scheme>>::Err>
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impl<Src> ValueFrom<Src> for Src
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type Err = NoError
The error type produced by a failed conversion.
fn value_from(src: Src) -> Result<Src, <Src as ValueFrom<Src>>::Err>
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impl<T> ConvUtil for T
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fn approx_as<Dst>(self) -> Result<Dst, Self::Err> where
Self: ApproxInto<Dst, DefaultApprox>,
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Self: ApproxInto<Dst, DefaultApprox>,
fn approx_as_by<Dst, Scheme>(self) -> Result<Dst, Self::Err> where
Scheme: ApproxScheme,
Self: ApproxInto<Dst, Scheme>,
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Scheme: ApproxScheme,
Self: ApproxInto<Dst, Scheme>,
fn into_as<Dst>(self) -> Dst where
Self: Into<Dst>,
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Self: Into<Dst>,
fn try_as<Dst>(self) -> Result<Dst, Self::Err> where
Self: TryInto<Dst>,
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Self: TryInto<Dst>,
fn value_as<Dst>(self) -> Result<Dst, Self::Err> where
Self: ValueInto<Dst>,
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Self: ValueInto<Dst>,
impl<Src> TryFrom<Src> for Src
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type Err = NoError
The error type produced by a failed conversion.
fn try_from(src: Src) -> Result<Src, <Src as TryFrom<Src>>::Err>
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impl<Src, Dst> TryInto<Dst> for Src where
Dst: TryFrom<Src>,
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Dst: TryFrom<Src>,