1 | // This file was generated by gir (https://github.com/gtk-rs/gir) |
2 | // from gir-files (https://github.com/gtk-rs/gir-files) |
3 | // from gst-gir-files (https://gitlab.freedesktop.org/gstreamer/gir-files-rs.git) |
4 | // DO NOT EDIT |
5 | |
6 | use crate::{ffi, ClockTime, Object}; |
7 | use glib::{prelude::*, translate::*}; |
8 | |
9 | glib::wrapper! { |
10 | #[doc (alias = "GstControlSource" )] |
11 | pub struct ControlSource(Object<ffi::GstControlSource, ffi::GstControlSourceClass>) @extends Object; |
12 | |
13 | match fn { |
14 | type_ => || ffi::gst_control_source_get_type(), |
15 | } |
16 | } |
17 | |
18 | impl ControlSource { |
19 | pub const NONE: Option<&'static ControlSource> = None; |
20 | } |
21 | |
22 | unsafe impl Send for ControlSource {} |
23 | unsafe impl Sync for ControlSource {} |
24 | |
25 | mod sealed { |
26 | pub trait Sealed {} |
27 | impl<T: super::IsA<super::ControlSource>> Sealed for T {} |
28 | } |
29 | |
30 | pub trait ControlSourceExt: IsA<ControlSource> + sealed::Sealed + 'static { |
31 | #[doc (alias = "gst_control_source_get_value" )] |
32 | #[doc (alias = "control_source_get_value" )] |
33 | fn value(&self, timestamp: ClockTime) -> Option<f64> { |
34 | unsafe { |
35 | let mut value: MaybeUninit = std::mem::MaybeUninit::uninit(); |
36 | let ret: bool = from_glib(val:ffi::gst_control_source_get_value( |
37 | self.as_ref().to_glib_none().0, |
38 | timestamp.into_glib(), |
39 | value.as_mut_ptr(), |
40 | )); |
41 | if ret { |
42 | Some(value.assume_init()) |
43 | } else { |
44 | None |
45 | } |
46 | } |
47 | } |
48 | } |
49 | |
50 | impl<O: IsA<ControlSource>> ControlSourceExt for O {} |
51 | |