gstreamer_mse/auto/
source_buffer_list.rs

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::{SourceBuffer, ffi};
7use glib::{
8    object::ObjectType as _,
9    prelude::*,
10    signal::{SignalHandlerId, connect_raw},
11    translate::*,
12};
13use std::boxed::Box as Box_;
14
15glib::wrapper! {
16    /// s through [`source-buffers`][struct@crate::MediaSource#source-buffers] as well as
17    /// informing clients which of the Source Buffers are active through
18    /// [`active-source-buffers`][struct@crate::MediaSource#active-source-buffers].
19    ///
20    /// ## Properties
21    ///
22    ///
23    /// #### `length`
24    ///  s contained by this structure
25    ///
26    /// [Specification](https://www.w3.org/TR/media-source-2/`dom`-sourcebufferlist-length)
27    ///
28    /// Readable
29    /// <details><summary><h4>Object</h4></summary>
30    ///
31    ///
32    /// #### `name`
33    ///  Readable | Writable | Construct
34    ///
35    ///
36    /// #### `parent`
37    ///  The parent of the object. Please note, that when changing the 'parent'
38    /// property, we don't emit `GObject::notify` and [`deep-notify`][struct@crate::gst::Object#deep-notify]
39    /// signals due to locking issues. In some cases one can use
40    /// `GstBin::element-added` or `GstBin::element-removed` signals on the parent to
41    /// achieve a similar effect.
42    ///
43    /// Readable | Writable
44    /// </details>
45    ///
46    /// ## Signals
47    ///
48    ///
49    /// #### `on-sourcebuffer-added`
50    ///  Emitted when a [`SourceBuffer`][crate::SourceBuffer] has been added to this list.
51    ///
52    /// [Specification](https://www.w3.org/TR/media-source-2/`dom`-sourcebufferlist-onaddsourcebuffer)
53    ///
54    ///
55    ///
56    ///
57    /// #### `on-sourcebuffer-removed`
58    ///  Emitted when a [`SourceBuffer`][crate::SourceBuffer] has been removed from this list.
59    ///
60    /// [Specification](https://www.w3.org/TR/media-source-2/`dom`-sourcebufferlist-onremovesourcebuffer)
61    ///
62    ///
63    /// <details><summary><h4>Object</h4></summary>
64    ///
65    ///
66    /// #### `deep-notify`
67    ///  The deep notify signal is used to be notified of property changes. It is
68    /// typically attached to the toplevel bin to receive notifications from all
69    /// the elements contained in that bin.
70    ///
71    /// Detailed
72    /// </details>
73    ///
74    /// # Implements
75    ///
76    /// [`trait@gst::prelude::ObjectExt`]
77    #[doc(alias = "GstSourceBufferList")]
78    pub struct SourceBufferList(Object<ffi::GstSourceBufferList, ffi::GstSourceBufferListClass>) @extends gst::Object;
79
80    match fn {
81        type_ => || ffi::gst_source_buffer_list_get_type(),
82    }
83}
84
85impl SourceBufferList {
86    /// [Specification](https://www.w3.org/TR/media-source-2/`dom`-sourcebufferlist-length)
87    ///
88    /// # Returns
89    ///
90    /// The number of [`SourceBuffer`][crate::SourceBuffer] objects in the list
91    #[doc(alias = "gst_source_buffer_list_get_length")]
92    #[doc(alias = "get_length")]
93    pub fn length(&self) -> u32 {
94        unsafe { ffi::gst_source_buffer_list_get_length(self.to_glib_none().0) }
95    }
96
97    /// Retrieves the [`SourceBuffer`][crate::SourceBuffer] at `index` from `self`. If `index` is greater than
98    /// the highest index in the list, it will return `NULL`.
99    ///
100    /// [Specification](https://www.w3.org/TR/media-source-2/`dfn`-sourcebufferlist-getter)
101    /// ## `index`
102    /// index of requested Source Buffer
103    ///
104    /// # Returns
105    ///
106    /// The requested [`SourceBuffer`][crate::SourceBuffer] or `NULL`
107    #[doc(alias = "gst_source_buffer_list_index")]
108    pub fn index(&self, index: u32) -> Option<SourceBuffer> {
109        unsafe {
110            from_glib_full(ffi::gst_source_buffer_list_index(
111                self.to_glib_none().0,
112                index,
113            ))
114        }
115    }
116
117    /// Emitted when a [`SourceBuffer`][crate::SourceBuffer] has been added to this list.
118    ///
119    /// [Specification](https://www.w3.org/TR/media-source-2/`dom`-sourcebufferlist-onaddsourcebuffer)
120    #[doc(alias = "on-sourcebuffer-added")]
121    pub fn connect_on_sourcebuffer_added<F: Fn(&Self) + Send + Sync + 'static>(
122        &self,
123        f: F,
124    ) -> SignalHandlerId {
125        unsafe extern "C" fn on_sourcebuffer_added_trampoline<
126            F: Fn(&SourceBufferList) + Send + Sync + 'static,
127        >(
128            this: *mut ffi::GstSourceBufferList,
129            f: glib::ffi::gpointer,
130        ) {
131            unsafe {
132                let f: &F = &*(f as *const F);
133                f(&from_glib_borrow(this))
134            }
135        }
136        unsafe {
137            let f: Box_<F> = Box_::new(f);
138            connect_raw(
139                self.as_ptr() as *mut _,
140                c"on-sourcebuffer-added".as_ptr(),
141                Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
142                    on_sourcebuffer_added_trampoline::<F> as *const (),
143                )),
144                Box_::into_raw(f),
145            )
146        }
147    }
148
149    /// Emitted when a [`SourceBuffer`][crate::SourceBuffer] has been removed from this list.
150    ///
151    /// [Specification](https://www.w3.org/TR/media-source-2/`dom`-sourcebufferlist-onremovesourcebuffer)
152    #[doc(alias = "on-sourcebuffer-removed")]
153    pub fn connect_on_sourcebuffer_removed<F: Fn(&Self) + Send + Sync + 'static>(
154        &self,
155        f: F,
156    ) -> SignalHandlerId {
157        unsafe extern "C" fn on_sourcebuffer_removed_trampoline<
158            F: Fn(&SourceBufferList) + Send + Sync + 'static,
159        >(
160            this: *mut ffi::GstSourceBufferList,
161            f: glib::ffi::gpointer,
162        ) {
163            unsafe {
164                let f: &F = &*(f as *const F);
165                f(&from_glib_borrow(this))
166            }
167        }
168        unsafe {
169            let f: Box_<F> = Box_::new(f);
170            connect_raw(
171                self.as_ptr() as *mut _,
172                c"on-sourcebuffer-removed".as_ptr(),
173                Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
174                    on_sourcebuffer_removed_trampoline::<F> as *const (),
175                )),
176                Box_::into_raw(f),
177            )
178        }
179    }
180
181    #[doc(alias = "length")]
182    pub fn connect_length_notify<F: Fn(&Self) + Send + Sync + 'static>(
183        &self,
184        f: F,
185    ) -> SignalHandlerId {
186        unsafe extern "C" fn notify_length_trampoline<
187            F: Fn(&SourceBufferList) + Send + Sync + 'static,
188        >(
189            this: *mut ffi::GstSourceBufferList,
190            _param_spec: glib::ffi::gpointer,
191            f: glib::ffi::gpointer,
192        ) {
193            unsafe {
194                let f: &F = &*(f as *const F);
195                f(&from_glib_borrow(this))
196            }
197        }
198        unsafe {
199            let f: Box_<F> = Box_::new(f);
200            connect_raw(
201                self.as_ptr() as *mut _,
202                c"notify::length".as_ptr(),
203                Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
204                    notify_length_trampoline::<F> as *const (),
205                )),
206                Box_::into_raw(f),
207            )
208        }
209    }
210}
211
212unsafe impl Send for SourceBufferList {}
213unsafe impl Sync for SourceBufferList {}
gstreamer_mse/auto/source_buffer_list.rs

gstreamer_mse/auto/
source_buffer_list.rs
