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ExifInfo

Struct ExifInfo 

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pub struct ExifInfo {
    pub iso: Option<u32>,
    pub exposure_time: Option<URational>,
    pub f_number: Option<URational>,
    pub focal_length: Option<URational>,
    pub focal_length_35mm: Option<u16>,
    pub exposure_program: Option<u16>,
    pub metering_mode: Option<u16>,
    pub flash: Option<u16>,
    pub exposure_compensation: Option<SRational>,
    pub max_aperture: Option<URational>,
    pub brightness_value: Option<SRational>,
}
Expand description

EXIF exposure and capture settings.

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§iso: Option<u32>

ISO sensitivity

§exposure_time: Option<URational>

Exposure time in seconds (num/denom)

§f_number: Option<URational>

F-number (num/denom)

§focal_length: Option<URational>

Focal length in mm (num/denom)

§focal_length_35mm: Option<u16>

35mm equivalent focal length

§exposure_program: Option<u16>

Exposure program (EXIF enum)

§metering_mode: Option<u16>

Metering mode (EXIF enum)

§flash: Option<u16>

Flash status (EXIF enum)

§exposure_compensation: Option<SRational>

Exposure compensation in EV (num/denom)

§max_aperture: Option<URational>

Maximum aperture value (num/denom)

§brightness_value: Option<SRational>

Brightness value (num/denom)

Trait Implementations§

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impl Clone for ExifInfo

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fn clone(&self) -> ExifInfo

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for ExifInfo

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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 Default for ExifInfo

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fn default() -> ExifInfo

Returns the “default value” for a type. Read more
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impl PartialEq for ExifInfo

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

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl StructuralPartialEq for ExifInfo

Auto Trait Implementations§

Blanket Implementations§

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

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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,

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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,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.