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98ecef7153
Not assigning it to a variable would cause it to be dropped immediately and the lock to be released again immediately.
28 lines
916 B
Rust
28 lines
916 B
Rust
// Copyright (C) 2018 Sebastian Dröge <sebastian@centricular.com>
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use glib::object::IsA;
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use glib::translate::*;
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use gst;
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use gst_base_sys;
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use BaseTransform;
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pub trait BaseTransformExtManual: 'static {
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fn get_segment(&self) -> gst::Segment;
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}
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impl<O: IsA<BaseTransform>> BaseTransformExtManual for O {
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fn get_segment(&self) -> gst::Segment {
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unsafe {
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let trans: &gst_base_sys::GstBaseTransform = &*(self.as_ptr() as *const _);
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let _guard = ::utils::MutexGuard::lock(&trans.element.object.lock);
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from_glib_none(&trans.segment as *const _)
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}
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}
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}
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