gstreamer: Provide better bindings for ElementFactoryListType

Make it an actual bitflags type instead of just an u64 alias and add all
the constants. As it's not defined as bitflags in C this needs to be
done manually.

gstreamer/Gir.toml

@@ -25,7 +25,6 @@ generate = [
     "Gst.DebugColorFlags",
     "Gst.DebugGraphDetails",
     "Gst.DebugLevel",
-    "Gst.ElementFactoryListType",
     "Gst.EventTypeFlags",
     "Gst.LibraryError",
     "Gst.PadDirection",
@@ -232,6 +231,11 @@ status = "generate"
     name = "last"
     ignore = true
 
+[[object]]
+name = "Gst.ElementFactoryListType"
+status = "manual"
+conversion_type = "scalar"
+
 [[object]]
 name = "Gst.Format"
 status = "generate"

gstreamer/src/auto/alias.rs

@@ -6,4 +6,3 @@
 use crate::auto::*;
 
 pub type ClockTimeDiff = i64;
-pub type ElementFactoryListType = u64;

gstreamer/src/auto/element_factory.rs

@@ -144,7 +144,7 @@ impl ElementFactory {
         unsafe {
             from_glib(ffi::gst_element_factory_list_is_type(
                 self.to_glib_none().0,
-                type_,
+                type_.to_glib(),
             ))
         }
     }
@@ -178,7 +178,7 @@ impl ElementFactory {
         assert_initialized_main_thread!();
         unsafe {
             FromGlibPtrContainer::from_glib_full(ffi::gst_element_factory_list_get_elements(
-                type_,
+                type_.to_glib(),
                 minrank.to_glib(),
             ))
         }

gstreamer/src/auto/mod.rs

@@ -208,7 +208,6 @@ pub use self::flags::StreamType;
 
 mod alias;
 pub use self::alias::ClockTimeDiff;
-pub use self::alias::ElementFactoryListType;
 
 pub mod functions;
 

gstreamer/src/element_factory_list_type.rs

@@ -0,0 +1,53 @@
+// Take a look at the license at the top of the repository in the LICENSE file.
+
+use bitflags::bitflags;
+use glib::translate::*;
+
+bitflags! {
+    pub struct ElementFactoryListType: u64 {
+        const DECODER          = 0b_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0001;
+        const ENCODER          = 0b_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0010;
+        const SINK             = 0b_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0100;
+        const SRC              = 0b_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_1000;
+        const MUXER            = 0b_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0001_0000;
+        const DEMUXER          = 0b_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0010_0000;
+        const PARSER           = 0b_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0100_0000;
+        const PAYLOADER        = 0b_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_1000_0000;
+        const DEPAYLOADER      = 0b_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0001_0000_0000;
+        const FORMATTER        = 0b_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0010_0000_0000;
+        const DECRYPTOR        = 0b_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0100_0000_0000;
+        const ENCRYPTOR        = 0b_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_1000_0000_0000;
+        const HARDWARE         = 0b_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0001_0000_0000_0000;
+
+        const MEDIA_VIDEO      = 0b_0000_0000_0000_0010_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000;
+        const MEDIA_AUDIO      = 0b_0000_0000_0000_0100_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000;
+        const MEDIA_IMAGE      = 0b_0000_0000_0000_1000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000;
+        const MEDIA_SUBTITLE   = 0b_0000_0000_0001_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000;
+        const MEDIA_METADATA   = 0b_0000_0000_0010_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000;
+
+        const ANY              = 0b_0000_0000_0000_0001_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111;
+        const MEDIA_ANY        = 0b_1111_1111_1111_1110_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000;
+
+        const VIDEO_ENCODER    = Self::ENCODER.bits | Self::MEDIA_VIDEO.bits | Self::MEDIA_IMAGE.bits;
+        const AUDIO_ENCODER    = Self::ENCODER.bits | Self::MEDIA_AUDIO.bits;
+        const AUDIOVIDEO_SINKS = Self::SINK.bits | Self::MEDIA_AUDIO.bits | Self::MEDIA_VIDEO.bits | Self::MEDIA_IMAGE.bits;
+        const DECODABLE        = Self::DECODER.bits | Self::DEMUXER.bits | Self::DEPAYLOADER.bits | Self::PARSER.bits | Self::DECRYPTOR.bits;
+    }
+}
+
+#[doc(hidden)]
+impl ToGlib for ElementFactoryListType {
+    type GlibType = ffi::GstElementFactoryListType;
+
+    fn to_glib(&self) -> ffi::GstElementFactoryListType {
+        self.bits()
+    }
+}
+
+#[doc(hidden)]
+impl FromGlib<ffi::GstElementFactoryListType> for ElementFactoryListType {
+    unsafe fn from_glib(value: ffi::GstElementFactoryListType) -> ElementFactoryListType {
+        skip_assert_initialized!();
+        ElementFactoryListType::from_bits_truncate(value)
+    }
+}

gstreamer/src/lib.rs

@@ -132,6 +132,9 @@ pub use crate::pipeline::GstPipelineExtManual;
 mod allocation_params;
 pub use self::allocation_params::AllocationParams;
 
+mod element_factory_list_type;
+pub use element_factory_list_type::*;
+
 // OS dependent Bus extensions (also import the other plateform mod for doc)
 #[cfg(any(feature = "v1_14", feature = "dox"))]
 #[cfg_attr(feature = "dox", doc(cfg(feature = "v1_14")))]