pub trait Settable: Target {
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> { ... }
}