gstreamer-rs/gstreamer-base/src/aggregator_pad.rs

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// Copyright (C) 2018 Sebastian Dröge <sebastian@centricular.com>
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use ffi;
use glib::object::{IsA, IsClassFor};
use glib::translate::*;
use gst;
use gst_ffi;
use AggregatorPad;
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use std::ops;
pub trait AggregatorPadExtManual: 'static {
fn get_segment(&self) -> gst::Segment;
}
impl<O: IsA<AggregatorPad>> AggregatorPadExtManual for O {
fn get_segment(&self) -> gst::Segment {
unsafe {
let ptr: &ffi::GstAggregatorPad = &*(self.as_ptr() as *const _);
::utils::MutexGuard::lock(&ptr.parent.object.lock);
from_glib_none(&ptr.segment as *const gst_ffi::GstSegment)
}
}
}
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#[repr(C)]
pub struct AggregatorPadClass(ffi::GstAggregatorPadClass);
unsafe impl IsClassFor for AggregatorPadClass {
type Instance = ::AggregatorPad;
}
unsafe impl Send for AggregatorPadClass {}
unsafe impl Sync for AggregatorPadClass {}
impl ops::Deref for AggregatorPadClass {
type Target = gst::PadClass;
fn deref(&self) -> &Self::Target {
self.upcast_ref()
}
}
impl ops::DerefMut for AggregatorPadClass {
fn deref_mut(&mut self) -> &mut Self::Target {
self.upcast_ref_mut()
}
}