gstreamer_editing_services/auto/
track_element_asset.rs

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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
6use crate::{ffi, Asset, MetaContainer, TrackType};
7use glib::{
8    prelude::*,
9    signal::{connect_raw, SignalHandlerId},
10    translate::*,
11};
12use std::boxed::Box as Box_;
13
14glib::wrapper! {
15    ///
16    ///
17    /// ## Properties
18    ///
19    ///
20    /// #### `track-type`
21    ///  Readable | Writeable | Construct
22    /// <details><summary><h4>Asset</h4></summary>
23    ///
24    ///
25    /// #### `extractable-type`
26    ///  The [`Extractable`][crate::Extractable] object type that can be extracted from the asset.
27    ///
28    /// Readable | Writeable | Construct Only
29    ///
30    ///
31    /// #### `id`
32    ///  The ID of the asset. This should be unique amongst all assets with
33    /// the same [`extractable-type`][struct@crate::Asset#extractable-type]. Depending on the associated
34    /// [`Extractable`][crate::Extractable] implementation, this id may convey some information
35    /// about the [`glib::Object`][crate::glib::Object] that should be extracted. Note that, as such, the
36    /// ID will have an expected format, and you can not choose this value
37    /// arbitrarily. By default, this will be set to the type name of the
38    /// [`extractable-type`][struct@crate::Asset#extractable-type], but you should check the documentation
39    /// of the extractable type to see whether they differ from the
40    /// default behaviour.
41    ///
42    /// Readable | Writeable | Construct Only
43    ///
44    ///
45    /// #### `proxy`
46    ///  The default proxy for this asset, or [`None`] if it has no proxy. A
47    /// proxy will act as a substitute for the original asset when the
48    /// original is requested (see [`Asset::request()`][crate::Asset::request()]).
49    ///
50    /// Setting this property will not usually remove the existing proxy, but
51    /// will replace it as the default (see [`AssetExt::set_proxy()`][crate::prelude::AssetExt::set_proxy()]).
52    ///
53    /// Readable | Writeable
54    ///
55    ///
56    /// #### `proxy-target`
57    ///  The asset that this asset is a proxy for, or [`None`] if it is not a
58    /// proxy for another asset.
59    ///
60    /// Note that even if this asset is acting as a proxy for another asset,
61    /// but this asset is not the default [`proxy`][struct@crate::Asset#proxy], then `proxy`-target
62    /// will *still* point to this other asset. So you should check the
63    /// [`proxy`][struct@crate::Asset#proxy] property of `target`-proxy before assuming it is the
64    /// current default proxy for the target.
65    ///
66    /// Note that the [`notify`][struct@crate::glib::Object#notify] for this property is emitted after
67    /// the [`proxy`][struct@crate::Asset#proxy] [`notify`][struct@crate::glib::Object#notify] for the corresponding (if any)
68    /// asset it is now the proxy of/no longer the proxy of.
69    ///
70    /// Readable
71    /// </details>
72    ///
73    /// # Implements
74    ///
75    /// [`TrackElementAssetExt`][trait@crate::prelude::TrackElementAssetExt], [`AssetExt`][trait@crate::prelude::AssetExt], [`trait@glib::ObjectExt`], [`MetaContainerExt`][trait@crate::prelude::MetaContainerExt]
76    #[doc(alias = "GESTrackElementAsset")]
77    pub struct TrackElementAsset(Object<ffi::GESTrackElementAsset, ffi::GESTrackElementAssetClass>) @extends Asset, @implements MetaContainer;
78
79    match fn {
80        type_ => || ffi::ges_track_element_asset_get_type(),
81    }
82}
83
84impl TrackElementAsset {
85    pub const NONE: Option<&'static TrackElementAsset> = None;
86}
87
88unsafe impl Send for TrackElementAsset {}
89unsafe impl Sync for TrackElementAsset {}
90
91mod sealed {
92    pub trait Sealed {}
93    impl<T: super::IsA<super::TrackElementAsset>> Sealed for T {}
94}
95
96/// Trait containing all [`struct@TrackElementAsset`] methods.
97///
98/// # Implementors
99///
100/// [`EffectAsset`][struct@crate::EffectAsset], [`TrackElementAsset`][struct@crate::TrackElementAsset], [`UriSourceAsset`][struct@crate::UriSourceAsset]
101pub trait TrackElementAssetExt: IsA<TrackElementAsset> + sealed::Sealed + 'static {
102    /// Result: [`true`] if `self` has a natural framerate [`false`] otherwise
103    ///
104    /// # Returns
105    ///
106    ///
107    /// ## `framerate_n`
108    /// The framerate numerator
109    ///
110    /// ## `framerate_d`
111    /// The framerate denominator
112    #[cfg(feature = "v1_18")]
113    #[cfg_attr(docsrs, doc(cfg(feature = "v1_18")))]
114    #[doc(alias = "ges_track_element_asset_get_natural_framerate")]
115    #[doc(alias = "get_natural_framerate")]
116    fn natural_framerate(&self) -> Option<(i32, i32)> {
117        unsafe {
118            let mut framerate_n = std::mem::MaybeUninit::uninit();
119            let mut framerate_d = std::mem::MaybeUninit::uninit();
120            let ret = from_glib(ffi::ges_track_element_asset_get_natural_framerate(
121                self.as_ref().to_glib_none().0,
122                framerate_n.as_mut_ptr(),
123                framerate_d.as_mut_ptr(),
124            ));
125            if ret {
126                Some((framerate_n.assume_init(), framerate_d.assume_init()))
127            } else {
128                None
129            }
130        }
131    }
132
133    /// Get the GESAssetTrackType the [`TrackElement`][crate::TrackElement] extracted from `self_`
134    /// should get into
135    ///
136    /// # Returns
137    ///
138    /// a [`TrackType`][crate::TrackType]
139    #[doc(alias = "ges_track_element_asset_get_track_type")]
140    #[doc(alias = "get_track_type")]
141    #[doc(alias = "track-type")]
142    fn track_type(&self) -> TrackType {
143        unsafe {
144            from_glib(ffi::ges_track_element_asset_get_track_type(
145                self.as_ref().to_glib_none().0,
146            ))
147        }
148    }
149
150    /// Set the [`TrackType`][crate::TrackType] the [`TrackElement`][crate::TrackElement] extracted from `self_`
151    /// should get into
152    /// ## `type_`
153    /// A [`TrackType`][crate::TrackType]
154    #[doc(alias = "ges_track_element_asset_set_track_type")]
155    #[doc(alias = "track-type")]
156    fn set_track_type(&self, type_: TrackType) {
157        unsafe {
158            ffi::ges_track_element_asset_set_track_type(
159                self.as_ref().to_glib_none().0,
160                type_.into_glib(),
161            );
162        }
163    }
164
165    #[doc(alias = "track-type")]
166    fn connect_track_type_notify<F: Fn(&Self) + Send + Sync + 'static>(
167        &self,
168        f: F,
169    ) -> SignalHandlerId {
170        unsafe extern "C" fn notify_track_type_trampoline<
171            P: IsA<TrackElementAsset>,
172            F: Fn(&P) + Send + Sync + 'static,
173        >(
174            this: *mut ffi::GESTrackElementAsset,
175            _param_spec: glib::ffi::gpointer,
176            f: glib::ffi::gpointer,
177        ) {
178            let f: &F = &*(f as *const F);
179            f(TrackElementAsset::from_glib_borrow(this).unsafe_cast_ref())
180        }
181        unsafe {
182            let f: Box_<F> = Box_::new(f);
183            connect_raw(
184                self.as_ptr() as *mut _,
185                b"notify::track-type\0".as_ptr() as *const _,
186                Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
187                    notify_track_type_trampoline::<Self, F> as *const (),
188                )),
189                Box_::into_raw(f),
190            )
191        }
192    }
193}
194
195impl<O: IsA<TrackElementAsset>> TrackElementAssetExt for O {}
gstreamer_editing_services/auto/track_element_asset.rs

gstreamer_editing_services/auto/
track_element_asset.rs
