mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer-rs.git
synced 2024-05-09 11:52:57 +00:00
c66fc90566
And fix some other existing accessors to use the correct mutex. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/merge_requests/1373>
57 lines
1.7 KiB
Rust
57 lines
1.7 KiB
Rust
// Take a look at the license at the top of the repository in the LICENSE file.
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use std::{mem, ptr};
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use glib::{prelude::*, translate::*};
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use gst::prelude::*;
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use crate::BaseTransform;
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mod sealed {
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pub trait Sealed {}
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impl<T: super::IsA<super::BaseTransform>> Sealed for T {}
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}
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pub trait BaseTransformExtManual: sealed::Sealed + IsA<BaseTransform> + 'static {
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#[doc(alias = "get_allocator")]
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#[doc(alias = "gst_base_transform_get_allocator")]
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fn allocator(&self) -> (Option<gst::Allocator>, gst::AllocationParams) {
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unsafe {
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let mut allocator = ptr::null_mut();
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let mut params = mem::MaybeUninit::uninit();
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ffi::gst_base_transform_get_allocator(
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self.as_ref().to_glib_none().0,
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&mut allocator,
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params.as_mut_ptr(),
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);
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(from_glib_full(allocator), params.assume_init().into())
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}
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}
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#[doc(alias = "get_segment")]
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fn segment(&self) -> gst::Segment {
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unsafe {
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let trans: &ffi::GstBaseTransform = &*(self.as_ptr() as *const _);
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let sinkpad = self.sink_pad();
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let _guard = sinkpad.stream_lock();
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from_glib_none(&trans.segment as *const _)
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}
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}
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fn sink_pad(&self) -> &gst::Pad {
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unsafe {
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let elt = &*(self.as_ptr() as *const ffi::GstBaseTransform);
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&*(&elt.sinkpad as *const *mut gst::ffi::GstPad as *const gst::Pad)
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}
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}
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fn src_pad(&self) -> &gst::Pad {
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unsafe {
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let elt = &*(self.as_ptr() as *const ffi::GstBaseTransform);
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&*(&elt.srcpad as *const *mut gst::ffi::GstPad as *const gst::Pad)
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}
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}
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}
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impl<O: IsA<BaseTransform>> BaseTransformExtManual for O {}
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