Fixes for gstreamer-rs API changes

Creating pad templates can return None now.

gst-plugin-audiofx/src/audioecho.rs

@@ -172,7 +172,8 @@ impl ObjectSubclass for AudioEcho {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         let sink_pad_template = gst::PadTemplate::new(
@@ -180,7 +181,8 @@ impl ObjectSubclass for AudioEcho {
             gst::PadDirection::Sink,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(sink_pad_template);
 
         klass.install_properties(&PROPERTIES);

gst-plugin-closedcaption/src/mcc_enc.rs

@@ -555,7 +555,8 @@ impl ObjectSubclass for MccEnc {
             gst::PadDirection::Sink,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(sink_pad_template);
 
         let caps = gst::Caps::builder("application/x-mcc").build();
@@ -564,7 +565,8 @@ impl ObjectSubclass for MccEnc {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         klass.install_properties(&PROPERTIES);

gst-plugin-closedcaption/src/mcc_parse.rs

@@ -603,7 +603,8 @@ impl ObjectSubclass for MccParse {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         let caps = gst::Caps::builder("application/x-mcc")
@@ -614,7 +615,8 @@ impl ObjectSubclass for MccParse {
             gst::PadDirection::Sink,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(sink_pad_template);
     }
 }

gst-plugin-file/src/filesink.rs

@@ -144,7 +144,8 @@ impl ObjectSubclass for FileSink {
             gst::PadDirection::Sink,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(sink_pad_template);
 
         klass.install_properties(&PROPERTIES);

gst-plugin-file/src/filesrc.rs

@@ -158,7 +158,8 @@ impl ObjectSubclass for FileSrc {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         klass.install_properties(&PROPERTIES);

gst-plugin-flv/src/flvdemux.rs

@@ -230,7 +230,8 @@ impl ObjectSubclass for FlvDemux {
             gst::PadDirection::Src,
             gst::PadPresence::Sometimes,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(audiosrc_pad_template);
 
         let mut caps = gst::Caps::new_empty();
@@ -263,7 +264,8 @@ impl ObjectSubclass for FlvDemux {
             gst::PadDirection::Src,
             gst::PadPresence::Sometimes,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(videosrc_pad_template);
 
         let caps = gst::Caps::builder("video/x-flv").build();
@@ -272,7 +274,8 @@ impl ObjectSubclass for FlvDemux {
             gst::PadDirection::Sink,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(sink_pad_template);
     }
 }

gst-plugin-http/src/httpsrc.rs

@@ -462,7 +462,8 @@ impl ObjectSubclass for HttpSrc {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         klass.install_properties(&PROPERTIES);

gst-plugin-threadshare/src/appsrc.rs

@@ -507,7 +507,8 @@ impl ObjectSubclass for AppSrc {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         klass.install_properties(&PROPERTIES);

gst-plugin-threadshare/src/proxy.rs

@@ -649,7 +649,8 @@ impl ObjectSubclass for ProxySink {
             gst::PadDirection::Sink,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(sink_pad_template);
 
         klass.install_properties(&PROPERTIES_SINK);
@@ -1186,7 +1187,8 @@ impl ObjectSubclass for ProxySrc {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         klass.install_properties(&PROPERTIES_SRC);

gst-plugin-threadshare/src/queue.rs

@@ -774,7 +774,8 @@ impl ObjectSubclass for Queue {
             gst::PadDirection::Sink,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(sink_pad_template);
 
         let src_pad_template = gst::PadTemplate::new(
@@ -782,7 +783,8 @@ impl ObjectSubclass for Queue {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         klass.install_properties(&PROPERTIES);

gst-plugin-threadshare/src/tcpclientsrc.rs

@@ -586,7 +586,8 @@ impl ObjectSubclass for TcpClientSrc {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         klass.install_properties(&PROPERTIES);

gst-plugin-threadshare/src/udpsrc.rs

@@ -872,7 +872,8 @@ impl ObjectSubclass for UdpSrc {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         klass.install_properties(&PROPERTIES);

gst-plugin-togglerecord/src/togglerecord.rs

@@ -1192,7 +1192,8 @@ impl ObjectSubclass for ToggleRecord {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         let sink_pad_template = gst::PadTemplate::new(
@@ -1200,7 +1201,8 @@ impl ObjectSubclass for ToggleRecord {
             gst::PadDirection::Sink,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(sink_pad_template);
 
         let src_pad_template = gst::PadTemplate::new(
@@ -1208,7 +1210,8 @@ impl ObjectSubclass for ToggleRecord {
             gst::PadDirection::Src,
             gst::PadPresence::Sometimes,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         let sink_pad_template = gst::PadTemplate::new(
@@ -1216,7 +1219,8 @@ impl ObjectSubclass for ToggleRecord {
             gst::PadDirection::Sink,
             gst::PadPresence::Request,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(sink_pad_template);
     }
 }

gst-plugin-tutorial/src/identity.rs

@@ -220,7 +220,8 @@ impl ObjectSubclass for Identity {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         let sink_pad_template = gst::PadTemplate::new(
@@ -228,7 +229,8 @@ impl ObjectSubclass for Identity {
             gst::PadDirection::Sink,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(sink_pad_template);
     }
 }

gst-plugin-tutorial/src/rgb2gray.rs

@@ -186,7 +186,8 @@ impl ObjectSubclass for Rgb2Gray {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         // On the sink pad, we can accept BGRx of any
@@ -213,7 +214,8 @@ impl ObjectSubclass for Rgb2Gray {
             gst::PadDirection::Sink,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(sink_pad_template);
 
         // Install all our properties

gst-plugin-tutorial/src/sinesrc.rs

@@ -269,7 +269,8 @@ impl ObjectSubclass for SineSrc {
             gst::PadDirection::Src,
             gst::PadPresence::Always,
             &caps,
-        );
+        )
+        .unwrap();
         klass.add_pad_template(src_pad_template);
 
         // Install all our properties