结构体 Context 

pub struct Context { /* 私有字段 */ }

实现

impl Context

pub unsafe fn wrap(ptr: *mut AVFilterContext) -> Self

pub unsafe fn as_ptr(&self) -> *const AVFilterContext

pub unsafe fn as_mut_ptr(&mut self) -> *mut AVFilterContext

impl Context

pub fn source(&mut self) -> 源代码<'_>

pub fn sink(&mut self) -> Sink<'_>

pub fn set_pixel_format(&mut self, value: Pixel)

pub fn set_sample_format(&mut self, value: Sample)

pub fn set_sample_rate(&mut self, value: u32)

pub fn set_channel_layout(&mut self, value: ChannelLayout)

pub fn link(&mut self, srcpad: u32, dst: &mut Self, dstpad: u32)

trait 实现

impl Settable for Context

fn set<T: 'static>(&mut self, name: &str, value: &T) -> Result<(), Error>

fn set_str(&mut self, name: &str, value: &str) -> Result<(), Error>

fn set_int(&mut self, name: &str, value: i64) -> Result<(), Error>

fn set_double(&mut self, name: &str, value: f64) -> Result<(), Error>

fn set_rational<T: Into<Rational>>( &mut self, name: &str, value: T, ) -> Result<(), Error>

fn set_image_size(&mut self, name: &str, w: u32, h: u32) -> Result<(), Error>

fn set_pixel_format(&mut self, name: &str, format: Pixel) -> Result<(), Error>

fn set_sample_format(&mut self, name: &str, format: Sample) -> Result<(), Error>

fn set_channel_layout( &mut self, name: &str, layout: ChannelLayout, ) -> Result<(), Error>

impl Target for Context

fn as_ptr(&self) -> *const c_void

fn as_mut_ptr(&mut self) -> *mut c_void