结构体 AVPanScan 

#[repr(C)]
pub struct AVPanScan {
    pub id: c_int,
    pub width: c_int,
    pub height: c_int,
    pub position: [[i16; 2]; 3],
}

Pan Scan area. This specifies the area which should be displayed. Note there may be multiple such areas for one frame.

Fields

id: c_int

id

• encoding: Set by user.
• decoding: Set by libavcodec.

width: c_int

width and height in 1/16 pel

• encoding: Set by user.
• decoding: Set by libavcodec.

height: c_int

position: [[i16; 2]; 3]

position of the top left corner in 1/16 pel for up to 3 fields/frames

• encoding: Set by user.
• decoding: Set by libavcodec.

trait 实现

impl Clone for AVPanScan

fn clone(&self) -> AVPanScan

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 AVPanScan

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 PartialEq for AVPanScan

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

impl Eq for AVPanScan

impl StructuralPartialEq for AVPanScan