Struct WebpsaveOptions

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pub struct WebpsaveOptions {
Show 15 fields pub q: i32, pub lossless: bool, pub preset: ForeignWebpPreset, pub smart_subsample: bool, pub near_lossless: bool, pub alpha_q: i32, pub min_size: bool, pub kmin: i32, pub kmax: i32, pub effort: i32, pub mixed: bool, pub keep: ForeignKeep, pub background: Vec<f64>, pub page_height: i32, pub profile: String,
}
Expand description

Options for webpsave operation

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§q: i32

q: i32 -> Q factor min: 0, max: 100, default: 75

§lossless: bool

lossless: bool -> Enable lossless compression default: false

§preset: ForeignWebpPreset

preset: ForeignWebpPreset -> Preset for lossy compression Default -> VIPS_FOREIGN_WEBP_PRESET_DEFAULT = 0 [DEFAULT] Picture -> VIPS_FOREIGN_WEBP_PRESET_PICTURE = 1 Photo -> VIPS_FOREIGN_WEBP_PRESET_PHOTO = 2 Drawing -> VIPS_FOREIGN_WEBP_PRESET_DRAWING = 3 Icon -> VIPS_FOREIGN_WEBP_PRESET_ICON = 4 Text -> VIPS_FOREIGN_WEBP_PRESET_TEXT = 5 Last -> VIPS_FOREIGN_WEBP_PRESET_LAST = 6

§smart_subsample: bool

smart_subsample: bool -> Enable high quality chroma subsampling default: false

§near_lossless: bool

near_lossless: bool -> Enable preprocessing in lossless mode (uses Q) default: false

§alpha_q: i32

alpha_q: i32 -> Change alpha plane fidelity for lossy compression min: 0, max: 100, default: 100

§min_size: bool

min_size: bool -> Optimise for minimum size default: false

§kmin: i32

kmin: i32 -> Minimum number of frames between key frames min: 0, max: 2147483647, default: 2147483646

§kmax: i32

kmax: i32 -> Maximum number of frames between key frames min: 0, max: 2147483647, default: 2147483647

§effort: i32

effort: i32 -> Level of CPU effort to reduce file size min: 0, max: 6, default: 4

§mixed: bool

mixed: bool -> Allow mixed encoding (might reduce file size) default: false

§keep: ForeignKeep

keep: ForeignKeep -> Which metadata to retain None -> VIPS_FOREIGN_KEEP_NONE = 0 Exif -> VIPS_FOREIGN_KEEP_EXIF = 1 Xmp -> VIPS_FOREIGN_KEEP_XMP = 2 Iptc -> VIPS_FOREIGN_KEEP_IPTC = 4 Icc -> VIPS_FOREIGN_KEEP_ICC = 8 Other -> VIPS_FOREIGN_KEEP_OTHER = 16 All -> VIPS_FOREIGN_KEEP_ALL = 31 [DEFAULT]

§background: Vec<f64>

background: Vec<f64> -> Background value

§page_height: i32

page_height: i32 -> Set page height for multipage save min: 0, max: 10000000, default: 0

§profile: String

profile: String -> Filename of ICC profile to embed

Trait Implementations§

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impl Clone for WebpsaveOptions

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fn clone(&self) -> WebpsaveOptions

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 WebpsaveOptions

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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 WebpsaveOptions

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fn default() -> Self

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

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where T: 'static + ?Sized,

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

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

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