gstreamer_allocators/
shm_allocator.rs

1use glib::translate::*;
2
3use crate::{ffi, ShmAllocator};
4
5impl ShmAllocator {
6    /// Get the [`ShmAllocator`][crate::ShmAllocator] singleton previously registered with
7    /// [`init_once()`][Self::init_once()].
8    ///
9    /// # Returns
10    ///
11    /// a [`gst::Allocator`][crate::gst::Allocator] or [`None`] if
12    /// [`init_once()`][Self::init_once()] has not been previously called.
13    #[doc(alias = "gst_shm_allocator_get")]
14    pub fn get() -> Option<gst::Allocator> {
15        assert_initialized_main_thread!();
16        unsafe {
17            ffi::gst_shm_allocator_init_once();
18            from_glib_full(ffi::gst_shm_allocator_get())
19        }
20    }
21}