examples: Fix for API changes

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/merge_requests/1182>

examples/src/bin/cairo_compositor.rs

@@ -14,8 +14,6 @@ mod cairo_compositor {
     use gst_video::{prelude::*, subclass::prelude::*};
     use once_cell::sync::Lazy;
 
-    use super::*;
-
     // In the imp submodule we include the actual implementation of the compositor.
     mod imp {
         use std::sync::Mutex;

examples/src/bin/ges.rs

@@ -38,7 +38,6 @@
 use std::env;
 
 use ges::prelude::*;
-use gst::prelude::*;
 
 #[allow(unused_imports)]
 #[path = "../examples-common.rs"]

examples/src/bin/play.rs

@@ -17,7 +17,7 @@ use gst_play::{Play, PlayMessage, PlayVideoRenderer};
 fn main_loop(uri: &str) -> Result<(), Error> {
     gst::init()?;
 
-    let play = Play::new(PlayVideoRenderer::NONE);
+    let play = Play::new(None::<PlayVideoRenderer>);
     play.set_uri(Some(uri));
     play.play();
 

examples/src/bin/player.rs

@@ -24,8 +24,8 @@ fn main_loop(uri: &str) -> Result<(), Error> {
 
     let dispatcher = gst_player::PlayerGMainContextSignalDispatcher::new(None);
     let player = gst_player::Player::new(
-        gst_player::PlayerVideoRenderer::NONE,
-        Some(&dispatcher.upcast::<gst_player::PlayerSignalDispatcher>()),
+        None::<gst_player::PlayerVideoRenderer>,
+        Some(dispatcher.upcast::<gst_player::PlayerSignalDispatcher>()),
     );
 
     // Tell the player what uri to play.

examples/src/bin/rtsp-server-record.rs

@@ -119,7 +119,7 @@ fn main_loop() -> Result<(), Error> {
     // Now we add a new mount-point and tell the RTSP server to use the factory
     // we configured beforehand. This factory will take on the job of creating
     // a pipeline, which will take on the incoming data of connected clients.
-    mounts.add_factory("/test", &factory);
+    mounts.add_factory("/test", factory);
 
     // Attach the server to our main context.
     // A main context is the thing where other stuff is registering itself for its

examples/src/bin/rtsp-server-subclass.rs

@@ -53,7 +53,7 @@ fn main_loop() -> Result<(), Error> {
     // Now we add a new mount-point and tell the RTSP server to serve the content
     // provided by the factory we configured above, when a client connects to
     // this specific path.
-    mounts.add_factory("/test", &factory);
+    mounts.add_factory("/test", factory);
 
     // Attach the server to our main context.
     // A main context is the thing where other stuff is registering itself for its

examples/src/bin/rtsp-server.rs

@@ -56,7 +56,7 @@ fn main_loop() -> Result<(), Error> {
     // Now we add a new mount-point and tell the RTSP server to serve the content
     // provided by the factory we configured above, when a client connects to
     // this specific path.
-    mounts.add_factory("/test", &factory);
+    mounts.add_factory("/test", factory);
 
     // Attach the server to our main context.
     // A main context is the thing where other stuff is registering itself for its