枚举 Location 

pub enum Location {
    Unspecified,
    Left,
    Center,
    TopLeft,
    Top,
    BottomLeft,
    Bottom,
}

Variants

Unspecified

Left

Center

TopLeft

Top

BottomLeft

Bottom

trait 实现

impl Clone for Location

fn clone(&self) -> Location

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 Location

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 From<AVChromaLocation> for Location

fn from(value: AVChromaLocation) -> Self

Converts to this type from the input type.

impl From<Location> for AVChromaLocation

fn from(value: Location) -> AVChromaLocation

Converts to this type from the input type.

impl PartialEq for Location

fn eq(&self, other: &Location) -> 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 Location

impl Eq for Location

impl StructuralPartialEq for Location