Enum image::error::ImageFormatHint

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pub enum ImageFormatHint {
    Exact(ImageFormat),
    Name(String),
    PathExtension(PathBuf),
    Unknown,
    // some variants omitted
}

Expand description

A best effort representation for image formats.

Variants

`Exact(ImageFormat)`

The format is known exactly.

`Name(String)`

The format can be identified by a name.

`PathExtension(PathBuf)`

A common path extension for the format is known.

`Unknown`

The format is not known or could not be determined.

Trait Implementations

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impl Clone for ImageFormatHint

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fn clone(&self) -> ImageFormatHint

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

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impl Debug for ImageFormatHint

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

Formats the value using the given formatter. Read more

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impl Display for ImageFormatHint

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

Formats the value using the given formatter. Read more

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impl From<&'_ Path> for ImageFormatHint

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fn from(path: &Path) -> Self

Performs the conversion.

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impl From<ImageFormat> for ImageFormatHint

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fn from(format: ImageFormat) -> Self

Performs the conversion.

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impl From<ImageFormatHint> for UnsupportedError

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fn from(hint: ImageFormatHint) -> Self

Performs the conversion.

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impl Hash for ImageFormatHint

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

Feeds this value into the given Hasher. Read more

1.3.0 · source

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

Feeds a slice of this type into the given Hasher. Read more

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impl PartialEq<ImageFormatHint> for ImageFormatHint

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

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

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

This method tests for !=.

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impl StructuralPartialEq for ImageFormatHint

Auto Trait Implementations

impl RefUnwindSafe for ImageFormatHint

impl Send for ImageFormatHint

impl Sync for ImageFormatHint

impl Unpin for ImageFormatHint

impl UnwindSafe for ImageFormatHint

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T where
U: From<T>,

const: unstable · source

pub fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Pointable for T

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pub const ALIGN: usize

The alignment of pointer.

type Init = T

The type for initializers.

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pub unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

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pub unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

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pub unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

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pub unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

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impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

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pub fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

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pub fn clone_into(&self, target: &mut T)

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

Uses borrowed data to replace owned data, usually by cloning. Read more

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impl<T> ToString for T where
T: Display + ?Sized,

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pub default fn to_string(&self) -> String

Converts the given value to a String. Read more

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Enum image::error::ImageFormatHint

Variants

Exact(ImageFormat)

Name(String)

PathExtension(PathBuf)

Unknown

Trait Implementations

impl Clone for ImageFormatHint

fn clone(&self) -> ImageFormatHint

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

impl Debug for ImageFormatHint

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

impl Display for ImageFormatHint

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

impl From<&'_ Path> for ImageFormatHint

fn from(path: &Path) -> Self

impl From<ImageFormat> for ImageFormatHint

fn from(format: ImageFormat) -> Self

impl From<ImageFormatHint> for UnsupportedError

fn from(hint: ImageFormatHint) -> Self

impl Hash for ImageFormatHint

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

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

impl PartialEq<ImageFormatHint> for ImageFormatHint

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

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

impl StructuralPartialEq for ImageFormatHint

Auto Trait Implementations

impl RefUnwindSafe for ImageFormatHint

impl Send for ImageFormatHint

impl Sync for ImageFormatHint

impl Unpin for ImageFormatHint

impl UnwindSafe for ImageFormatHint

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

pub fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

pub fn into(self) -> U

impl<T> Pointable for T

pub const ALIGN: usize

type Init = T

pub unsafe fn init(init: <T as Pointable>::Init) -> usize

pub unsafe fn deref<'a>(ptr: usize) -> &'a T

pub unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

pub unsafe fn drop(ptr: usize)

impl<T> ToOwned for T where T: Clone,

type Owned = T

pub fn to_owned(&self) -> T

pub fn clone_into(&self, target: &mut T)

impl<T> ToString for T where T: Display + ?Sized,

pub default fn to_string(&self) -> String

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

`Exact(ImageFormat)`

`Name(String)`

`PathExtension(PathBuf)`

`Unknown`

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

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

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T, U> Into<U> for T where
U: From<T>,

impl<T> ToOwned for T where
T: Clone,

impl<T> ToString for T where
T: Display + ?Sized,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,