gstreamer-rs/gstreamer/src/param_spec.rs
2021-05-06 21:40:19 +02:00

94 lines
2.4 KiB
Rust

// Take a look at the license at the top of the repository in the LICENSE file.
use glib::translate::*;
pub trait GstParamSpecExt {
#[cfg(any(feature = "v1_14", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_14")))]
fn new_array(
name: &str,
nick: &str,
blurb: &str,
element_spec: &glib::ParamSpec,
flags: glib::ParamFlags,
) -> Self;
fn new_fraction(
name: &str,
nick: &str,
blurb: &str,
min: crate::Fraction,
max: crate::Fraction,
default: crate::Fraction,
flags: glib::ParamFlags,
) -> Self;
}
impl GstParamSpecExt for glib::ParamSpec {
#[cfg(any(feature = "v1_14", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_14")))]
fn new_array(
name: &str,
nick: &str,
blurb: &str,
element_spec: &glib::ParamSpec,
flags: glib::ParamFlags,
) -> glib::ParamSpec {
assert_initialized_main_thread!();
unsafe {
from_glib_full(ffi::gst_param_spec_array(
name.to_glib_none().0,
nick.to_glib_none().0,
blurb.to_glib_none().0,
element_spec.to_glib_none().0,
flags.into_glib(),
))
}
}
fn new_fraction(
name: &str,
nick: &str,
blurb: &str,
min: crate::Fraction,
max: crate::Fraction,
default: crate::Fraction,
flags: glib::ParamFlags,
) -> glib::ParamSpec {
assert_initialized_main_thread!();
unsafe {
from_glib_full(ffi::gst_param_spec_fraction(
name.to_glib_none().0,
nick.to_glib_none().0,
blurb.to_glib_none().0,
*min.numer(),
*min.denom(),
*max.numer(),
*max.denom(),
*default.numer(),
*default.denom(),
flags.into_glib(),
))
}
}
}
#[cfg(test)]
mod tests {
use crate::prelude::*;
#[test]
fn test_trait() {
crate::init().unwrap();
let _pspec = glib::ParamSpec::new_fraction(
"foo",
"Foo",
"Foo Bar",
(0, 1).into(),
(100, 1).into(),
(1, 1).into(),
glib::ParamFlags::READWRITE,
);
}
}