枚举 AVDownmixType 

#[repr(i32)]
pub enum AVDownmixType {
    AV_DOWNMIX_TYPE_UNKNOWN = 0,
    AV_DOWNMIX_TYPE_LORO = 1,
    AV_DOWNMIX_TYPE_LTRT = 2,
    AV_DOWNMIX_TYPE_DPLII = 3,
    AV_DOWNMIX_TYPE_NB = 4,
}

Possible downmix types.

Variants

AV_DOWNMIX_TYPE_UNKNOWN = 0

< Not indicated.

AV_DOWNMIX_TYPE_LORO = 1

< Lo/Ro 2-channel downmix (Stereo).

AV_DOWNMIX_TYPE_LTRT = 2

< Lt/Rt 2-channel downmix, Dolby Surround compatible.

AV_DOWNMIX_TYPE_DPLII = 3

< Lt/Rt 2-channel downmix, Dolby Pro Logic II compatible.

AV_DOWNMIX_TYPE_NB = 4

< Number of downmix types. Not part of ABI.

trait 实现

impl Clone for AVDownmixType

fn clone(&self) -> AVDownmixType

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 AVDownmixType

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 AVDownmixType

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 AVDownmixType

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

impl Eq for AVDownmixType

impl StructuralPartialEq for AVDownmixType