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