2020-06-09 01:06:49 +00:00
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// This file was generated by gir (https://github.com/gtk-rs/gir)
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// from gir-files (https://github.com/gtk-rs/gir-files)
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// DO NOT EDIT
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use glib::object::IsA;
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use glib::translate::*;
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use gst_sys;
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use std::mem;
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use ClockTime;
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use Object;
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glib_wrapper! {
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2020-11-07 10:17:25 +00:00
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pub struct ControlSource(Object<gst_sys::GstControlSource, gst_sys::GstControlSourceClass>) @extends Object;
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2020-06-09 01:06:49 +00:00
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match fn {
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get_type => || gst_sys::gst_control_source_get_type(),
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}
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}
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unsafe impl Send for ControlSource {}
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unsafe impl Sync for ControlSource {}
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pub const NONE_CONTROL_SOURCE: Option<&ControlSource> = None;
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pub trait ControlSourceExt: 'static {
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fn get_value(&self, timestamp: ClockTime) -> Option<f64>;
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}
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impl<O: IsA<ControlSource>> ControlSourceExt for O {
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fn get_value(&self, timestamp: ClockTime) -> Option<f64> {
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unsafe {
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let mut value = mem::MaybeUninit::uninit();
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let ret = from_glib(gst_sys::gst_control_source_get_value(
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self.as_ref().to_glib_none().0,
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timestamp.to_glib(),
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value.as_mut_ptr(),
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));
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let value = value.assume_init();
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if ret {
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Some(value)
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} else {
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None
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}
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}
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}
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}
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