vaapidecode: register decoder with internal GType

Don't expose the the vaapidecode GType, instead expose a function
which will register element.

This is the first step to split the decoder by codecs.

https://bugzilla.gnome.org/show_bug.cgi?id=734093

3 files changed, 37 insertions, 15 deletions

diff --git a/gst/vaapi/gstvaapi.c b/gst/vaapi/gstvaapi.c
index dc972609..aabddc35 100644
--- a/gst/vaapi/gstvaapi.c
+++ b/gst/vaapi/gstvaapi.c
@@ -53,8 +53,8 @@
 static gboolean
 plugin_init (GstPlugin * plugin)
 {
-  gst_element_register (plugin, "vaapidecode",
-      GST_RANK_PRIMARY + 1, GST_TYPE_VAAPIDECODE);
+  gst_vaapidecode_register (plugin);
+
   gst_element_register (plugin, "vaapipostproc",
       GST_RANK_PRIMARY, GST_TYPE_VAAPIPOSTPROC);
   gst_element_register (plugin, "vaapisink",
diff --git a/gst/vaapi/gstvaapidecode.c b/gst/vaapi/gstvaapidecode.c
index aeb97c36..3c219ec0 100644
--- a/gst/vaapi/gstvaapidecode.c
+++ b/gst/vaapi/gstvaapidecode.c
@@ -120,14 +120,10 @@ static GstStaticPadTemplate gst_vaapidecode_src_factory =
         GST_PAD_SRC,
         GST_PAD_ALWAYS,
         GST_STATIC_CAPS(gst_vaapidecode_src_caps_str));
-
-G_DEFINE_TYPE_WITH_CODE(
-    GstVaapiDecode,
-    gst_vaapidecode,
-    GST_TYPE_VIDEO_DECODER,
-    GST_VAAPI_PLUGIN_BASE_INIT_INTERFACES)
 /* *INDENT-ON* */
 
+static GstElementClass *parent_class = NULL;
+
 static gboolean gst_vaapidecode_update_sink_caps (GstVaapiDecode * decode,
     GstCaps * caps);
 static gboolean gst_vaapi_decode_input_state_replace (GstVaapiDecode * decode,
@@ -815,7 +811,7 @@ gst_vaapidecode_finalize (GObject * object)
   g_mutex_clear (&decode->surface_ready_mutex);
 
   gst_vaapi_plugin_base_finalize (GST_VAAPI_PLUGIN_BASE (object));
-  G_OBJECT_CLASS (gst_vaapidecode_parent_class)->finalize (object);
+  G_OBJECT_CLASS (parent_class)->finalize (object);
 }
 
 static gboolean
@@ -1036,8 +1032,7 @@ gst_vaapidecode_sink_query (GstVideoDecoder * vdec, GstQuery * query)
       break;
     }
     default:{
-      ret = GST_VIDEO_DECODER_CLASS (gst_vaapidecode_parent_class)->sink_query
-          (vdec, query);
+      ret = GST_VIDEO_DECODER_CLASS (parent_class)->sink_query (vdec, query);
       break;
     }
   }
@@ -1075,8 +1070,7 @@ gst_vaapidecode_src_query (GstVideoDecoder * vdec, GstQuery * query)
       break;
     }
     default:{
-      ret = GST_VIDEO_DECODER_CLASS (gst_vaapidecode_parent_class)->src_query
-          (vdec, query);
+      ret = GST_VIDEO_DECODER_CLASS (parent_class)->src_query (vdec, query);
       break;
     }
   }
@@ -1095,6 +1089,8 @@ gst_vaapidecode_class_init (GstVaapiDecodeClass * klass)
   GST_DEBUG_CATEGORY_INIT (gst_debug_vaapidecode,
       GST_PLUGIN_NAME, 0, GST_PLUGIN_DESC);
 
+  parent_class = g_type_class_peek_parent (klass);
+
   gst_vaapi_plugin_base_class_init (GST_VAAPI_PLUGIN_BASE_CLASS (klass));
 
   object_class->finalize = gst_vaapidecode_finalize;
@@ -1147,3 +1143,30 @@ gst_vaapidecode_init (GstVaapiDecode * decode)
 
   gst_video_decoder_set_packetized (vdec, FALSE);
 }
+
+gboolean
+gst_vaapidecode_register (GstPlugin * plugin)
+{
+  GType type;
+  GTypeInfo typeinfo = {
+    sizeof (GstVaapiDecodeClass),
+    NULL,
+    NULL,
+    (GClassInitFunc) gst_vaapidecode_class_init,
+    NULL,
+    NULL,
+    sizeof (GstVaapiDecode),
+    0,
+    (GInstanceInitFunc) gst_vaapidecode_init,
+  };
+
+  type = g_type_from_name ("GstVaapiDecode");
+  if (!type) {
+    type = g_type_register_static (GST_TYPE_VIDEO_DECODER, "GstVaapiDecode",
+        &typeinfo, 0);
+    gst_vaapi_plugin_base_init_interfaces (type);
+  }
+
+  return
+      gst_element_register (plugin, "vaapidecode", GST_RANK_PRIMARY + 1, type);
+}
diff --git a/gst/vaapi/gstvaapidecode.h b/gst/vaapi/gstvaapidecode.h
index 13c57bc0..55d4b36d 100644
--- a/gst/vaapi/gstvaapidecode.h
+++ b/gst/vaapi/gstvaapidecode.h
@@ -81,8 +81,7 @@ struct _GstVaapiDecodeClass {
     GstVaapiPluginBaseClass parent_class;
 };
 
-GType
-gst_vaapidecode_get_type(void) G_GNUC_CONST;
+gboolean gst_vaapidecode_register (GstPlugin * plugin);
 
 G_END_DECLS