diff --git a/gir-files/Gst-1.0.gir b/gir-files/Gst-1.0.gir
index 3a47f3459..c9e86b393 100644
--- a/gir-files/Gst-1.0.gir
+++ b/gir-files/Gst-1.0.gir
@@ -12255,7 +12255,7 @@ plugin_init (GstPlugin * plugin)
       <type name="ElementFactoryListType" c:type="GstElementFactoryListType"/>
     </constant>
     <constant name="ELEMENT_FACTORY_TYPE_DECODABLE"
-              value="353"
+              value="1377"
               c:type="GST_ELEMENT_FACTORY_TYPE_DECODABLE">
       <doc xml:space="preserve">All elements used to 'decode' streams (decoders, demuxers, parsers, depayloaders)</doc>
       <type name="ElementFactoryListType" c:type="GstElementFactoryListType"/>
@@ -24908,14 +24908,14 @@ detection tools. (Since 1.10)</doc>
       </member>
     </bitfield>
     <constant name="PARAM_CONTROLLABLE"
-              value="2"
+              value="512"
               c:type="GST_PARAM_CONTROLLABLE">
       <doc xml:space="preserve">Use this flag on GObject properties to signal they can make sense to be.
 controlled over time. This hint is used by the GstController.</doc>
       <type name="gint" c:type="gint"/>
     </constant>
     <constant name="PARAM_MUTABLE_PAUSED"
-              value="8"
+              value="2048"
               c:type="GST_PARAM_MUTABLE_PAUSED">
       <doc xml:space="preserve">Use this flag on GObject properties of GstElements to indicate that
 they can be changed when the element is in the PAUSED or lower state.
@@ -24923,7 +24923,7 @@ This flag implies GST_PARAM_MUTABLE_READY.</doc>
       <type name="gint" c:type="gint"/>
     </constant>
     <constant name="PARAM_MUTABLE_PLAYING"
-              value="16"
+              value="4096"
               c:type="GST_PARAM_MUTABLE_PLAYING">
       <doc xml:space="preserve">Use this flag on GObject properties of GstElements to indicate that
 they can be changed when the element is in the PLAYING or lower state.
@@ -24931,14 +24931,14 @@ This flag implies GST_PARAM_MUTABLE_PAUSED.</doc>
       <type name="gint" c:type="gint"/>
     </constant>
     <constant name="PARAM_MUTABLE_READY"
-              value="4"
+              value="1024"
               c:type="GST_PARAM_MUTABLE_READY">
       <doc xml:space="preserve">Use this flag on GObject properties of GstElements to indicate that
 they can be changed when the element is in the READY or lower state.</doc>
       <type name="gint" c:type="gint"/>
     </constant>
     <constant name="PARAM_USER_SHIFT"
-              value="256"
+              value="65536"
               c:type="GST_PARAM_USER_SHIFT">
       <doc xml:space="preserve">Bits based on GST_PARAM_USER_SHIFT can be used by 3rd party applications.</doc>
       <type name="gint" c:type="gint"/>
@@ -29531,7 +29531,7 @@ reference to the newly-loaded GstPlugin, or %NULL if an error occurred.</doc>
         <parameters>
           <parameter name="filename" transfer-ownership="none">
             <doc xml:space="preserve">the plugin filename to load</doc>
-            <type name="filename" c:type="gchar*"/>
+            <type name="filename" c:type="const gchar*"/>
           </parameter>
         </parameters>
       </function>
@@ -29817,7 +29817,7 @@ stored. This is the case when the registry is getting rebuilt.</doc>
         <doc xml:space="preserve">get the filename of the plugin</doc>
         <return-value transfer-ownership="none">
           <doc xml:space="preserve">the filename of the plugin</doc>
-          <type name="filename" c:type="gchar*"/>
+          <type name="filename" c:type="const gchar*"/>
         </return-value>
         <parameters>
           <instance-parameter name="plugin" transfer-ownership="none">
@@ -30890,7 +30890,7 @@ application.</doc>
         <return-value transfer-ownership="none" nullable="1">
           <doc xml:space="preserve">the directory or %NULL, don't free or modify
 the string</doc>
-          <type name="filename" c:type="gchar*"/>
+          <type name="filename" c:type="const gchar*"/>
         </return-value>
       </function>
       <function name="set_app_dir" c:identifier="gst_preset_set_app_dir">
@@ -30904,7 +30904,7 @@ system presets.</doc>
         <parameters>
           <parameter name="app_dir" transfer-ownership="none">
             <doc xml:space="preserve">the application specific preset dir</doc>
-            <type name="filename" c:type="gchar*"/>
+            <type name="filename" c:type="const gchar*"/>
           </parameter>
         </parameters>
       </function>
@@ -34728,7 +34728,7 @@ path is specific to the registry.</doc>
           </instance-parameter>
           <parameter name="path" transfer-ownership="none">
             <doc xml:space="preserve">the path to scan</doc>
-            <type name="filename" c:type="gchar*"/>
+            <type name="filename" c:type="const gchar*"/>
           </parameter>
         </parameters>
       </method>
@@ -45262,7 +45262,7 @@ This file can be processed with graphviz to get an image.
         </parameter>
         <parameter name="file_name" transfer-ownership="none">
           <doc xml:space="preserve">output base filename (e.g. "myplayer")</doc>
-          <type name="filename" c:type="gchar*"/>
+          <type name="filename" c:type="const gchar*"/>
         </parameter>
       </parameters>
     </function>
@@ -45283,7 +45283,7 @@ to the filename, so that it can be used to take multiple snapshots.</doc>
         </parameter>
         <parameter name="file_name" transfer-ownership="none">
           <doc xml:space="preserve">output base filename (e.g. "myplayer")</doc>
-          <type name="filename" c:type="gchar*"/>
+          <type name="filename" c:type="const gchar*"/>
         </parameter>
       </parameters>
     </function>
@@ -45851,7 +45851,7 @@ On Windows #filename should be in UTF-8 encoding.</doc>
       <parameters>
         <parameter name="filename" transfer-ownership="none">
           <doc xml:space="preserve">absolute or relative file name path</doc>
-          <type name="filename" c:type="gchar*"/>
+          <type name="filename" c:type="const gchar*"/>
         </parameter>
       </parameters>
     </function>
@@ -46828,7 +46828,7 @@ application.</doc>
       <return-value transfer-ownership="none" nullable="1">
         <doc xml:space="preserve">the directory or %NULL, don't free or modify
 the string</doc>
-        <type name="filename" c:type="gchar*"/>
+        <type name="filename" c:type="const gchar*"/>
       </return-value>
     </function>
     <function name="preset_set_app_dir"
@@ -46844,7 +46844,7 @@ system presets.</doc>
       <parameters>
         <parameter name="app_dir" transfer-ownership="none">
           <doc xml:space="preserve">the application specific preset dir</doc>
-          <type name="filename" c:type="gchar*"/>
+          <type name="filename" c:type="const gchar*"/>
         </parameter>
       </parameters>
     </function>
diff --git a/gir-files/GstPbutils-1.0.gir b/gir-files/GstPbutils-1.0.gir
index 57b7c6ca9..45e012f42 100644
--- a/gir-files/GstPbutils-1.0.gir
+++ b/gir-files/GstPbutils-1.0.gir
@@ -2181,7 +2181,7 @@ valid for target names).</doc>
         <parameters>
           <parameter name="filepath" transfer-ownership="none">
             <doc xml:space="preserve">The file location to load the #GstEncodingTarget from</doc>
-            <type name="filename" c:type="gchar*"/>
+            <type name="filename" c:type="const gchar*"/>
           </parameter>
         </parameters>
       </function>
@@ -2308,7 +2308,7 @@ count.</doc>
           </instance-parameter>
           <parameter name="filepath" transfer-ownership="none">
             <doc xml:space="preserve">the location to store the @target at.</doc>
-            <type name="filename" c:type="gchar*"/>
+            <type name="filename" c:type="const gchar*"/>
           </parameter>
         </parameters>
       </method>
diff --git a/gir-files/GstVideo-1.0.gir b/gir-files/GstVideo-1.0.gir
index d50ff30a5..048f0b5b6 100644
--- a/gir-files/GstVideo-1.0.gir
+++ b/gir-files/GstVideo-1.0.gir
@@ -1807,7 +1807,7 @@ quatization errors.</doc>
       <type name="utf8" c:type="gchar*"/>
     </constant>
     <constant name="VIDEO_TILE_TYPE_MASK"
-              value="0"
+              value="65535"
               c:type="GST_VIDEO_TILE_TYPE_MASK">
       <type name="gint" c:type="gint"/>
     </constant>
@@ -1817,7 +1817,7 @@ quatization errors.</doc>
       <type name="gint" c:type="gint"/>
     </constant>
     <constant name="VIDEO_TILE_X_TILES_MASK"
-              value="0"
+              value="65535"
               c:type="GST_VIDEO_TILE_X_TILES_MASK">
       <type name="gint" c:type="gint"/>
     </constant>