rtsp-server: Add subclassing support for Onvif-specific client/media/media-factory/server

This commit is contained in:
Sebastian Dröge 2022-02-18 13:48:34 +02:00
parent 586fc75ffc
commit b451f692cf
5 changed files with 115 additions and 0 deletions

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@ -8,6 +8,19 @@ mod rtsp_media_factory;
mod rtsp_mount_points;
mod rtsp_server;
#[cfg(any(feature = "v1_14", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_14")))]
mod rtsp_onvif_client;
#[cfg(any(feature = "v1_14", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_14")))]
mod rtsp_onvif_media;
#[cfg(any(feature = "v1_14", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_14")))]
mod rtsp_onvif_media_factory;
#[cfg(any(feature = "v1_14", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_14")))]
mod rtsp_onvif_server;
pub use self::rtsp_media::SDPInfo;
pub mod prelude {
@ -18,5 +31,19 @@ pub mod prelude {
pub use super::rtsp_media::{RTSPMediaImpl, RTSPMediaImplExt};
pub use super::rtsp_media_factory::{RTSPMediaFactoryImpl, RTSPMediaFactoryImplExt};
pub use super::rtsp_mount_points::{RTSPMountPointsImpl, RTSPMountPointsImplExt};
#[cfg(any(feature = "v1_14", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_14")))]
pub use super::rtsp_onvif_client::RTSPOnvifClientImpl;
#[cfg(any(feature = "v1_14", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_14")))]
pub use super::rtsp_onvif_media::RTSPOnvifMediaImpl;
#[cfg(any(feature = "v1_14", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_14")))]
pub use super::rtsp_onvif_media_factory::{
RTSPOnvifMediaFactoryImpl, RTSPOnvifMediaFactoryImplExt,
};
#[cfg(any(feature = "v1_14", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_14")))]
pub use super::rtsp_onvif_server::RTSPOnvifServerImpl;
pub use super::rtsp_server::{RTSPServerImpl, RTSPServerImplExt};
}

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@ -0,0 +1,10 @@
// Take a look at the license at the top of the repository in the LICENSE file.
use glib::subclass::prelude::*;
use super::prelude::*;
use crate::RTSPOnvifClient;
pub trait RTSPOnvifClientImpl: RTSPClientImpl + Send + Sync {}
unsafe impl<T: RTSPOnvifClientImpl> IsSubclassable<T> for RTSPOnvifClient {}

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@ -0,0 +1,10 @@
// Take a look at the license at the top of the repository in the LICENSE file.
use glib::subclass::prelude::*;
use super::prelude::*;
use crate::RTSPOnvifMedia;
pub trait RTSPOnvifMediaImpl: RTSPMediaImpl + Send + Sync {}
unsafe impl<T: RTSPOnvifMediaImpl> IsSubclassable<T> for RTSPOnvifMedia {}

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@ -0,0 +1,58 @@
// Take a look at the license at the top of the repository in the LICENSE file.
use glib::prelude::*;
use glib::subclass::prelude::*;
use glib::translate::*;
use super::prelude::*;
use crate::RTSPOnvifMediaFactory;
pub trait RTSPOnvifMediaFactoryImpl:
RTSPMediaFactoryImplExt + RTSPMediaFactoryImpl + Send + Sync
{
fn has_backchannel_support(&self, factory: &Self::Type) -> bool {
self.parent_has_backchannel_support(factory)
}
}
pub trait RTSPOnvifMediaFactoryImplExt: ObjectSubclass {
fn parent_has_backchannel_support(&self, factory: &Self::Type) -> bool;
}
impl<T: RTSPOnvifMediaFactoryImpl> RTSPOnvifMediaFactoryImplExt for T {
fn parent_has_backchannel_support(&self, factory: &Self::Type) -> bool {
unsafe {
let data = Self::type_data();
let parent_class =
data.as_ref().parent_class() as *mut ffi::GstRTSPOnvifMediaFactoryClass;
(*parent_class)
.has_backchannel_support
.map(|f| {
from_glib(f(factory
.unsafe_cast_ref::<RTSPOnvifMediaFactory>()
.to_glib_none()
.0))
})
.unwrap_or(false)
}
}
}
unsafe impl<T: RTSPOnvifMediaFactoryImpl> IsSubclassable<T> for RTSPOnvifMediaFactory {
fn class_init(klass: &mut glib::Class<Self>) {
Self::parent_class_init::<T>(klass);
let klass = klass.as_mut();
klass.has_backchannel_support = Some(factory_has_backchannel_support::<T>);
}
}
unsafe extern "C" fn factory_has_backchannel_support<T: RTSPOnvifMediaFactoryImpl>(
ptr: *mut ffi::GstRTSPOnvifMediaFactory,
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.imp();
let wrap: Borrowed<RTSPOnvifMediaFactory> = from_glib_borrow(ptr);
imp.has_backchannel_support(wrap.unsafe_cast_ref())
.into_glib()
}

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@ -0,0 +1,10 @@
// Take a look at the license at the top of the repository in the LICENSE file.
use glib::subclass::prelude::*;
use super::prelude::*;
use crate::RTSPOnvifServer;
pub trait RTSPOnvifServerImpl: RTSPServerImpl + Send + Sync {}
unsafe impl<T: RTSPOnvifServerImpl> IsSubclassable<T> for RTSPOnvifServer {}