gir: update gir about aggregate params and pool

1) update aggregate params gir
2) update gstbufferpool gir

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/7201>

girs/Gst-1.0.gir

@@ -101,6 +101,30 @@ See also #GstBufferMapInfo.</doc>
       <source-position filename="../subprojects/gstreamer/gst/gstallocator.h"/>
       <type name="utf8" c:type="gchar*"/>
     </constant>
+    <callback name="AllocationMetaParamsAggregator" c:type="GstAllocationMetaParamsAggregator" version="1.26">
+      <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.h">The aggregator function will combine the parameters from @params0 and @param1
+and write the result back into @aggregated_params.</doc>
+      <source-position filename="../subprojects/gstreamer/gst/gstmeta.h"/>
+      <return-value transfer-ownership="none">
+        <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.h">%TRUE if the parameters were successfully aggregated, %FALSE otherwise.</doc>
+        <type name="gboolean" c:type="gboolean"/>
+      </return-value>
+      <parameters>
+        <parameter name="aggregated_params" transfer-ownership="none">
+          <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.h">This structure will be updated with the
+                    combined parameters from both @params0 and @params1.</doc>
+          <type name="Structure" c:type="GstStructure**"/>
+        </parameter>
+        <parameter name="params0" transfer-ownership="none">
+          <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.h">a #GstStructure containing the new parameters to be aggregated.</doc>
+          <type name="Structure" c:type="const GstStructure*"/>
+        </parameter>
+        <parameter name="params1" transfer-ownership="none">
+          <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.h">a #GstStructure containing the new parameters to be aggregated.</doc>
+          <type name="Structure" c:type="const GstStructure*"/>
+        </parameter>
+      </parameters>
+    </callback>
     <record name="AllocationParams" c:type="GstAllocationParams" glib:type-name="GstAllocationParams" glib:get-type="gst_allocation_params_get_type" c:symbol-prefix="allocation_params">
       <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstallocator.h">Parameters to control the allocation of memory</doc>
       <source-position filename="../subprojects/gstreamer/gst/gstallocator.h"/>
@@ -27199,6 +27223,37 @@ to remember the size of previous data to preallocate the next.</doc>
           </parameter>
         </parameters>
       </method>
+      <function name="api_type_aggregate_params" c:identifier="gst_meta_api_type_aggregate_params" version="1.26">
+        <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">When a element like `tee` decides the allocation, each downstream element may
+fill different parameters and pass them to gst_query_add_allocation_meta().
+In order to keep these parameters, a merge operation is needed. This
+aggregate function can combine the parameters from @params0 and @param1, and
+write the result back into @aggregated_params.</doc>
+        <source-position filename="../subprojects/gstreamer/gst/gstmeta.h"/>
+        <return-value transfer-ownership="none">
+          <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">%TRUE if the parameters were successfully aggregated, %FALSE otherwise.</doc>
+          <type name="gboolean" c:type="gboolean"/>
+        </return-value>
+        <parameters>
+          <parameter name="api" transfer-ownership="none">
+            <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">the GType of the API for which the parameters are being aggregated.</doc>
+            <type name="GType" c:type="GType"/>
+          </parameter>
+          <parameter name="aggregated_params" transfer-ownership="none">
+            <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">This structure will be updated with the
+                    combined parameters from both @params0 and @params1.</doc>
+            <type name="Structure" c:type="GstStructure**"/>
+          </parameter>
+          <parameter name="params0" transfer-ownership="none">
+            <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">a #GstStructure containing the new parameters to be aggregated.</doc>
+            <type name="Structure" c:type="const GstStructure*"/>
+          </parameter>
+          <parameter name="params1" transfer-ownership="none">
+            <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">a #GstStructure containing the new parameters to be aggregated.</doc>
+            <type name="Structure" c:type="const GstStructure*"/>
+          </parameter>
+        </parameters>
+      </function>
       <function name="api_type_get_tags" c:identifier="gst_meta_api_type_get_tags" version="1.2">
         <source-position filename="../subprojects/gstreamer/gst/gstmeta.h"/>
         <return-value transfer-ownership="none">
@@ -27253,6 +27308,24 @@ to remember the size of previous data to preallocate the next.</doc>
           </parameter>
         </parameters>
       </function>
+      <function name="api_type_set_params_aggregator" c:identifier="gst_meta_api_type_set_params_aggregator" version="1.26" introspectable="0">
+        <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">This function sets the aggregator function for a specific API type.</doc>
+        <source-position filename="../subprojects/gstreamer/gst/gstmeta.h"/>
+        <return-value transfer-ownership="none">
+          <type name="none" c:type="void"/>
+        </return-value>
+        <parameters>
+          <parameter name="api" transfer-ownership="none">
+            <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">the #GType of the API for which the aggregator function is being set.</doc>
+            <type name="GType" c:type="GType"/>
+          </parameter>
+          <parameter name="aggregator" transfer-ownership="none">
+            <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">the aggregator function to be associated with the given API
+             type.</doc>
+            <type name="AllocationMetaParamsAggregator" c:type="GstAllocationMetaParamsAggregator"/>
+          </parameter>
+        </parameters>
+      </function>
       <function name="deserialize" c:identifier="gst_meta_deserialize" version="1.24">
         <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">Recreate a #GstMeta from serialized data returned by
 gst_meta_serialize() and add it to @buffer.
@@ -55136,6 +55209,37 @@ of @new_message.</doc>
         </parameter>
       </parameters>
     </function>
+    <function name="meta_api_type_aggregate_params" c:identifier="gst_meta_api_type_aggregate_params" moved-to="Meta.api_type_aggregate_params" version="1.26">
+      <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">When a element like `tee` decides the allocation, each downstream element may
+fill different parameters and pass them to gst_query_add_allocation_meta().
+In order to keep these parameters, a merge operation is needed. This
+aggregate function can combine the parameters from @params0 and @param1, and
+write the result back into @aggregated_params.</doc>
+      <source-position filename="../subprojects/gstreamer/gst/gstmeta.h"/>
+      <return-value transfer-ownership="none">
+        <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">%TRUE if the parameters were successfully aggregated, %FALSE otherwise.</doc>
+        <type name="gboolean" c:type="gboolean"/>
+      </return-value>
+      <parameters>
+        <parameter name="api" transfer-ownership="none">
+          <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">the GType of the API for which the parameters are being aggregated.</doc>
+          <type name="GType" c:type="GType"/>
+        </parameter>
+        <parameter name="aggregated_params" transfer-ownership="none">
+          <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">This structure will be updated with the
+                    combined parameters from both @params0 and @params1.</doc>
+          <type name="Structure" c:type="GstStructure**"/>
+        </parameter>
+        <parameter name="params0" transfer-ownership="none">
+          <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">a #GstStructure containing the new parameters to be aggregated.</doc>
+          <type name="Structure" c:type="const GstStructure*"/>
+        </parameter>
+        <parameter name="params1" transfer-ownership="none">
+          <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">a #GstStructure containing the new parameters to be aggregated.</doc>
+          <type name="Structure" c:type="const GstStructure*"/>
+        </parameter>
+      </parameters>
+    </function>
     <function name="meta_api_type_get_tags" c:identifier="gst_meta_api_type_get_tags" moved-to="Meta.api_type_get_tags" version="1.2">
       <source-position filename="../subprojects/gstreamer/gst/gstmeta.h"/>
       <return-value transfer-ownership="none">

girs/GstVideo-1.0.gir

@@ -12344,8 +12344,12 @@ fields:
 - padding-bottom (uint): extra pixels on the bottom
 - padding-left (uint): extra pixels on the left side
 - padding-right (uint): extra pixels on the right side
-The padding fields have the same semantic as #GstVideoMeta.alignment
+- stride-align0 (uint): stride align requirements for plane 0
-and so represent the paddings requested on produced video buffers.
+- stride-align1 (uint): stride align requirements for plane 1
+- stride-align2 (uint): stride align requirements for plane 2
+- stride-align3 (uint): stride align requirements for plane 3
+The padding and stride-align fields have the same semantic as #GstVideoMeta.alignment
+and so represent the paddings and stride-align requested on produced video buffers.
 
 Since 1.24 it can be serialized using gst_meta_serialize() and
 gst_meta_deserialize().</doc>
@@ -17021,7 +17025,7 @@ in @align</doc>
       <parameters>
         <parameter name="config" transfer-ownership="none">
           <doc xml:space="preserve" filename="../subprojects/gst-plugins-base/gst-libs/gst/video/gstvideopool.c">a #GstStructure</doc>
-          <type name="Gst.Structure" c:type="GstStructure*"/>
+          <type name="Gst.Structure" c:type="const GstStructure*"/>
         </parameter>
         <parameter name="align" transfer-ownership="none">
           <doc xml:space="preserve" filename="../subprojects/gst-plugins-base/gst-libs/gst/video/gstvideopool.c">a #GstVideoAlignment</doc>