枚举 SwrDitherType 

#[repr(i32)]
pub enum SwrDitherType {
    SWR_DITHER_NONE = 0,
    SWR_DITHER_RECTANGULAR = 1,
    SWR_DITHER_TRIANGULAR = 2,
    SWR_DITHER_TRIANGULAR_HIGHPASS = 3,
    SWR_DITHER_NS = 64,
    SWR_DITHER_NS_LIPSHITZ = 65,
    SWR_DITHER_NS_F_WEIGHTED = 66,
    SWR_DITHER_NS_MODIFIED_E_WEIGHTED = 67,
    SWR_DITHER_NS_IMPROVED_E_WEIGHTED = 68,
    SWR_DITHER_NS_SHIBATA = 69,
    SWR_DITHER_NS_LOW_SHIBATA = 70,
    SWR_DITHER_NS_HIGH_SHIBATA = 71,
    SWR_DITHER_NB = 72,
}

Dithering algorithms

Variants

SWR_DITHER_NONE = 0

SWR_DITHER_RECTANGULAR = 1

SWR_DITHER_TRIANGULAR = 2

SWR_DITHER_TRIANGULAR_HIGHPASS = 3

SWR_DITHER_NS = 64

< not part of API/ABI

SWR_DITHER_NS_LIPSHITZ = 65

SWR_DITHER_NS_F_WEIGHTED = 66

SWR_DITHER_NS_MODIFIED_E_WEIGHTED = 67

SWR_DITHER_NS_IMPROVED_E_WEIGHTED = 68

SWR_DITHER_NS_SHIBATA = 69

SWR_DITHER_NS_LOW_SHIBATA = 70

SWR_DITHER_NS_HIGH_SHIBATA = 71

SWR_DITHER_NB = 72

< not part of API/ABI

trait 实现

impl Clone for SwrDitherType

fn clone(&self) -> SwrDitherType

Returns a duplicate of the value. 阅读更多

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

从 source 执行拷贝赋值。 阅读更多

impl Debug for SwrDitherType

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

使用给定的格式化器格式化该值。 阅读更多

impl Hash for SwrDitherType

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

Feeds this value into the given Hasher. 阅读更多

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

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. 阅读更多

impl PartialEq for SwrDitherType

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

Tests for self and other values to be equal, and is used by ==.

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

测试 !=。默认实现几乎总是足够的，没有充分理由不应被重写。

impl Copy for SwrDitherType

impl Eq for SwrDitherType

impl StructuralPartialEq for SwrDitherType