pub struct EncoderOptions {
    pub width: usize,
    pub height: usize,
    pub colorspace: ColorSpace,
    pub quality: u8,
    pub depth: BitDepth,
}

Fields§

§width: usize

The image width

This is the width the image will be encoded in

Note

Images have different width and height limit, encoding an image larger than that limit is an error.

Consult with your favourite image codec on its limit

§height: usize

The image height

This is the height the image will be encoded in.

Note

Images have different width and height limit, encoding an image larger than that limit is an error.

Consult with your favourite image codec on its limit

§colorspace: ColorSpace

The colorspace the pixels are in.

Note

Each encoder has different set of supported colorspaces.

Check with your favourite image codec on its limit.

§quality: u8

The quality expected for the image

This has different results depending on encoder.

  • lossy encoders: Higher values, good visual quality/larger file, lower values bad visual quality/smaller file.
  • lossless encoders: Higher values, more encoding time/smaller image, lower value, less encoding time/image.

Though this is not respected by some encoders, e.g ppm doesn’t have a notion of quality.

§depth: BitDepth

The bit depth of the data

The data is expected in native endian the encoder will convert the data to whatever endian is needed by the format.

  • Respected by: png,ppm

Implementations§

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impl EncoderOptions

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pub const fn get_width(&self) -> usize

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pub const fn get_height(&self) -> usize

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pub const fn get_depth(&self) -> BitDepth

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pub const fn get_quality(&self) -> u8

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pub const fn get_colorspace(&self) -> ColorSpace

Trait Implementations§

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impl Clone for EncoderOptions

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fn clone(&self) -> EncoderOptions

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

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

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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 EncoderOptions

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl Copy for EncoderOptions

Auto Trait Implementations§

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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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> 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 Twhere 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 Twhere T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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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 Twhere 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 Twhere 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.