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use glib::object::Cast;
use glib::object::IsA;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use glib::StaticType;
use glib::Value;
use glib_sys;
use gobject_sys;
use gst;
use gst_gl_sys;
use std::boxed::Box as Box_;
use std::mem::transmute;
use GLContext;
glib_wrapper! {
pub struct GLBaseFilter(Object<gst_gl_sys::GstGLBaseFilter, gst_gl_sys::GstGLBaseFilterClass, GLBaseFilterClass>) @extends gst::Object;
match fn {
get_type => || gst_gl_sys::gst_gl_base_filter_get_type(),
}
}
unsafe impl Send for GLBaseFilter {}
unsafe impl Sync for GLBaseFilter {}
pub const NONE_GL_BASE_FILTER: Option<&GLBaseFilter> = None;
pub trait GLBaseFilterExt: 'static {
#[cfg(any(feature = "v1_16", feature = "dox"))]
fn find_gl_context(&self) -> bool;
#[cfg(any(feature = "v1_18", feature = "dox"))]
fn get_gl_context(&self) -> Option<GLContext>;
fn get_property_context(&self) -> Option<GLContext>;
fn connect_property_context_notify<F: Fn(&Self) + Send + Sync + 'static>(
&self,
f: F,
) -> SignalHandlerId;
}
impl<O: IsA<GLBaseFilter>> GLBaseFilterExt for O {
#[cfg(any(feature = "v1_16", feature = "dox"))]
fn find_gl_context(&self) -> bool {
unsafe {
from_glib(gst_gl_sys::gst_gl_base_filter_find_gl_context(
self.as_ref().to_glib_none().0,
))
}
}
#[cfg(any(feature = "v1_18", feature = "dox"))]
fn get_gl_context(&self) -> Option<GLContext> {
unsafe {
from_glib_full(gst_gl_sys::gst_gl_base_filter_get_gl_context(
self.as_ref().to_glib_none().0,
))
}
}
fn get_property_context(&self) -> Option<GLContext> {
unsafe {
let mut value = Value::from_type(<GLContext as StaticType>::static_type());
gobject_sys::g_object_get_property(
self.to_glib_none().0 as *mut gobject_sys::GObject,
b"context\0".as_ptr() as *const _,
value.to_glib_none_mut().0,
);
value
.get()
.expect("Return Value for property `context` getter")
}
}
fn connect_property_context_notify<F: Fn(&Self) + Send + Sync + 'static>(
&self,
f: F,
) -> SignalHandlerId {
unsafe extern "C" fn notify_context_trampoline<P, F: Fn(&P) + Send + Sync + 'static>(
this: *mut gst_gl_sys::GstGLBaseFilter,
_param_spec: glib_sys::gpointer,
f: glib_sys::gpointer,
) where
P: IsA<GLBaseFilter>,
{
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(transmute::<_, unsafe extern "C" fn()>(
notify_context_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
}