use crate::GLContext;
use glib::{
prelude::*,
signal::{connect_raw, SignalHandlerId},
translate::*,
};
use std::boxed::Box as Box_;
glib::wrapper! {
#[doc(alias = "GstGLBaseFilter")]
pub struct GLBaseFilter(Object<ffi::GstGLBaseFilter, ffi::GstGLBaseFilterClass>) @extends gst_base::BaseTransform, gst::Element, gst::Object;
match fn {
type_ => || ffi::gst_gl_base_filter_get_type(),
}
}
impl GLBaseFilter {
pub const NONE: Option<&'static GLBaseFilter> = None;
}
unsafe impl Send for GLBaseFilter {}
unsafe impl Sync for GLBaseFilter {}
mod sealed {
pub trait Sealed {}
impl<T: super::IsA<super::GLBaseFilter>> Sealed for T {}
}
pub trait GLBaseFilterExt: IsA<GLBaseFilter> + sealed::Sealed + 'static {
#[cfg(feature = "v1_16")]
#[cfg_attr(docsrs, doc(cfg(feature = "v1_16")))]
#[doc(alias = "gst_gl_base_filter_find_gl_context")]
fn find_gl_context(&self) -> bool {
unsafe {
from_glib(ffi::gst_gl_base_filter_find_gl_context(
self.as_ref().to_glib_none().0,
))
}
}
#[cfg(feature = "v1_18")]
#[cfg_attr(docsrs, doc(cfg(feature = "v1_18")))]
#[doc(alias = "gst_gl_base_filter_get_gl_context")]
#[doc(alias = "get_gl_context")]
fn gl_context(&self) -> Option<GLContext> {
unsafe {
from_glib_full(ffi::gst_gl_base_filter_get_gl_context(
self.as_ref().to_glib_none().0,
))
}
}
fn context(&self) -> Option<GLContext> {
ObjectExt::property(self.as_ref(), "context")
}
#[doc(alias = "context")]
fn connect_context_notify<F: Fn(&Self) + Send + Sync + 'static>(
&self,
f: F,
) -> SignalHandlerId {
unsafe extern "C" fn notify_context_trampoline<
P: IsA<GLBaseFilter>,
F: Fn(&P) + Send + Sync + 'static,
>(
this: *mut ffi::GstGLBaseFilter,
_param_spec: glib::ffi::gpointer,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(GLBaseFilter::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
b"notify::context\0".as_ptr() as *const _,
Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
notify_context_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
}
impl<O: IsA<GLBaseFilter>> GLBaseFilterExt for O {}