forked from mirrors/gstreamer-rs
67 lines
2.2 KiB
Rust
67 lines
2.2 KiB
Rust
use std::mem::transmute;
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use glib::{
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object::IsA,
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signal::{connect_raw, SignalHandlerId},
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translate::*,
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Cast,
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};
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use crate::auto::VideoAggregatorConvertPad;
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pub trait VideoAggregatorConvertPadExtManual: 'static {
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#[doc(alias = "converter-config")]
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fn converter_config(&self) -> Option<crate::VideoConverterConfig>;
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#[doc(alias = "converter-config")]
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fn set_converter_config(&self, converter_config: Option<&crate::VideoConverterConfig>);
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#[doc(alias = "converter-config")]
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fn connect_converter_config_notify<F: Fn(&Self) + Send + Sync + 'static>(
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&self,
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f: F,
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) -> SignalHandlerId;
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}
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impl<O: IsA<VideoAggregatorConvertPad>> VideoAggregatorConvertPadExtManual for O {
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fn converter_config(&self) -> Option<crate::VideoConverterConfig> {
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glib::ObjectExt::property::<Option<gst::Structure>>(self.as_ref(), "converter-config")
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.map(|c| c.try_into().unwrap())
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}
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fn set_converter_config(&self, converter_config: Option<&crate::VideoConverterConfig>) {
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glib::ObjectExt::set_property(
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self.as_ref(),
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"converter-config",
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converter_config.map(|s| s.as_ref()),
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)
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}
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fn connect_converter_config_notify<F: Fn(&Self) + Send + Sync + 'static>(
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&self,
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f: F,
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) -> SignalHandlerId {
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unsafe extern "C" fn notify_converter_config_trampoline<
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P: IsA<VideoAggregatorConvertPad>,
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F: Fn(&P) + Send + Sync + 'static,
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>(
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this: *mut ffi::GstVideoAggregatorConvertPad,
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_param_spec: glib::ffi::gpointer,
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f: glib::ffi::gpointer,
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) {
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let f: &F = &*(f as *const F);
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f(VideoAggregatorConvertPad::from_glib_borrow(this).unsafe_cast_ref())
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}
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unsafe {
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let f: Box<F> = Box::new(f);
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connect_raw(
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self.as_ptr() as *mut _,
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b"notify::converter-config\0".as_ptr() as *const _,
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Some(transmute::<_, unsafe extern "C" fn()>(
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notify_converter_config_trampoline::<Self, F> as *const (),
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)),
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Box::into_raw(f),
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)
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}
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}
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}
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