gstreamer: allow to register using Rank enum directly

Prevent user to have to cast to a u32 manually.

Gir_Gst.toml

@@ -535,8 +535,7 @@ status = "generate"
 
     [[object.function]]
     name = "register"
-        [object.function.return]
-        bool_return_is_error = "Failed to register element factory"
+    ignore = true
 
 [[object]]
 name = "Gst.ElementFactory"
@@ -568,8 +567,7 @@ status = "generate"
 
     [[object.function]]
     name = "register"
-        [object.function.return]
-        bool_return_is_error = "Failed to register device provider factory"
+    ignore = true
 
     [[object.function]]
     name = "get_metadata"

gstreamer/src/auto/device_provider.rs

@@ -6,7 +6,6 @@ use Bus;
 use Device;
 use DeviceProviderFactory;
 use Object;
-use Plugin;
 use glib;
 use glib::GString;
 use glib::object::Cast;
@@ -28,15 +27,6 @@ glib_wrapper! {
     }
 }
 
-impl DeviceProvider {
-    pub fn register(plugin: Option<&Plugin>, name: &str, rank: u32, type_: glib::types::Type) -> Result<(), glib::error::BoolError> {
-        assert_initialized_main_thread!();
-        unsafe {
-            glib_result_from_gboolean!(gst_sys::gst_device_provider_register(plugin.to_glib_none().0, name.to_glib_none().0, rank, type_.to_glib()), "Failed to register device provider factory")
-        }
-    }
-}
-
 unsafe impl Send for DeviceProvider {}
 unsafe impl Sync for DeviceProvider {}
 

gstreamer/src/auto/element.rs

@@ -14,7 +14,6 @@ use Object;
 use Pad;
 use PadLinkCheck;
 use PadTemplate;
-use Plugin;
 use URIType;
 use glib;
 use glib::object::Cast;
@@ -45,13 +44,6 @@ impl Element {
             if error.is_null() { Ok(from_glib_none(ret)) } else { Err(from_glib_full(error)) }
         }
     }
-
-    pub fn register(plugin: Option<&Plugin>, name: &str, rank: u32, type_: glib::types::Type) -> Result<(), glib::error::BoolError> {
-        assert_initialized_main_thread!();
-        unsafe {
-            glib_result_from_gboolean!(gst_sys::gst_element_register(plugin.to_glib_none().0, name.to_glib_none().0, rank, type_.to_glib()), "Failed to register element factory")
-        }
-    }
 }
 
 unsafe impl Send for Element {}

gstreamer/src/device_provider.rs

@@ -7,8 +7,11 @@
 // except according to those terms.
 
 use DeviceProvider;
+use Plugin;
+use Rank;
 
 use glib::object::IsA;
+use glib::translate::ToGlib;
 use glib::translate::ToGlibPtr;
 
 use std::ffi::CStr;
@@ -16,6 +19,28 @@ use std::ffi::CStr;
 use gobject_sys;
 use gst_sys;
 
+impl DeviceProvider {
+    pub fn register(
+        plugin: Option<&Plugin>,
+        name: &str,
+        rank: Rank,
+        type_: glib::types::Type,
+    ) -> Result<(), glib::error::BoolError> {
+        assert_initialized_main_thread!();
+        unsafe {
+            glib_result_from_gboolean!(
+                gst_sys::gst_device_provider_register(
+                    plugin.to_glib_none().0,
+                    name.to_glib_none().0,
+                    rank.to_glib() as u32,
+                    type_.to_glib()
+                ),
+                "Failed to register device provider factory"
+            )
+        }
+    }
+}
+
 pub trait DeviceProviderExtManual: 'static {
     fn get_metadata<'a>(&self, key: &str) -> Option<&'a str>;
 }

gstreamer/src/element.rs

@@ -27,7 +27,9 @@ use FormattedValue;
 use GenericFormattedValue;
 use Pad;
 use PadTemplate;
+use Plugin;
 use QueryRef;
+use Rank;
 use SpecificFormattedValue;
 use State;
 use StateChange;
@@ -74,6 +76,26 @@ impl Element {
             }
         }
     }
+
+    pub fn register(
+        plugin: Option<&Plugin>,
+        name: &str,
+        rank: Rank,
+        type_: glib::types::Type,
+    ) -> Result<(), glib::error::BoolError> {
+        assert_initialized_main_thread!();
+        unsafe {
+            glib_result_from_gboolean!(
+                gst_sys::gst_element_register(
+                    plugin.to_glib_none().0,
+                    name.to_glib_none().0,
+                    rank.to_glib() as u32,
+                    type_.to_glib()
+                ),
+                "Failed to register element factory"
+            )
+        }
+    }
 }
 
 #[derive(PartialEq, Eq, Copy, Clone, Debug, Hash)]

gstreamer/src/typefind.rs

@@ -9,6 +9,7 @@
 use gst_sys;
 use Caps;
 use Plugin;
+use Rank;
 use TypeFindFactory;
 use TypeFindProbability;
 
@@ -35,7 +36,7 @@ impl<'a> TypeFind<'a> {
     pub fn register<F>(
         plugin: Option<&Plugin>,
         name: &str,
-        rank: u32,
+        rank: Rank,
         extensions: Option<&str>,
         possible_caps: Option<&Caps>,
         func: F,
@@ -50,7 +51,7 @@ impl<'a> TypeFind<'a> {
             let res = gst_sys::gst_type_find_register(
                 plugin.to_glib_none().0,
                 name.to_glib_none().0,
-                rank,
+                rank.to_glib() as u32,
                 Some(type_find_trampoline::<F>),
                 extensions.to_glib_none().0,
                 possible_caps.to_glib_none().0,
@@ -265,7 +266,7 @@ mod tests {
         TypeFind::register(
             None,
             "test_typefind",
-            ::Rank::Primary.to_glib() as u32,
+            ::Rank::Primary,
             None,
             Some(&Caps::new_simple("test/test", &[])),
             |typefind| {