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gstreamer: Add support for new tracer use-structure-params API

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/merge_requests/1610>
This commit is contained in:
Sebastian Dröge 2024-12-10 13:41:35 +02:00 committed by GStreamer Marge Bot
parent 7f59caa9b2
commit 9e3a0fd52b
1 changed files with 29 additions and 1 deletions
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30
gstreamer/src/subclass/tracer.rs
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@ -11,6 +11,13 @@ use crate::{
#[allow(unused_variables)]
pub trait TracerImpl: GstObjectImpl + ObjectSubclass<Type: IsA<Tracer>> {
// rustdoc-stripper-ignore-next
/// Whether to use `gst::Structure` style "params" and automatically pass
/// them to the corresponding properties during instantiation.
///
/// Setting this to `true` requires GStreamer 1.26
const USE_STRUCTURE_PARAMS: bool = false;
fn bin_add_post(&self, ts: u64, bin: &Bin, element: &Element, success: bool) {}
fn bin_add_pre(&self, ts: u64, bin: &Bin, element: &Element) {}
fn bin_remove_post(&self, ts: u64, bin: &Bin, success: bool) {}
@ -83,7 +90,28 @@ pub trait TracerImpl: GstObjectImpl + ObjectSubclass<Type: IsA<Tracer>> {
fn plugin_feature_loaded(&self, ts: u64, feature: &crate::PluginFeature) {}
}
unsafe impl<T: TracerImpl> IsSubclassable<T> for Tracer {}
unsafe impl<T: TracerImpl> IsSubclassable<T> for Tracer {
fn class_init(class: &mut glib::Class<Self>) {
Self::parent_class_init::<T>(class);
#[cfg(feature = "v1_26")]
{
let class = class.as_mut();
unsafe {
ffi::gst_tracer_class_set_use_structure_params(
class,
T::USE_STRUCTURE_PARAMS.into_glib(),
);
}
}
#[cfg(not(feature = "v1_26"))]
{
if T::USE_STRUCTURE_PARAMS {
panic!("Can only use `USE_STRUCTURE_PARAMS` with GStreamer 1.26 and newer");
}
}
}
}
pub trait TracerImplExt: TracerImpl {
// rustdoc-stripper-ignore-next