data: add a public function to release a Dav1dDataProps reference

5 files changed, 20 insertions, 4 deletions

diff --git a/include/dav1d/common.h b/include/dav1d/common.h
index b55e939..8685b4f 100644
--- a/include/dav1d/common.h
+++ b/include/dav1d/common.h
@@ -78,4 +78,9 @@ typedef struct Dav1dDataProps {
     struct Dav1dUserData user_data; ///< user-configurable data, default NULL members
 } Dav1dDataProps;
 
+/**
+ * Release reference to a Dav1dDataProps.
+ */
+DAV1D_API void dav1d_data_props_unref(Dav1dDataProps *props);
+
 #endif /* DAV1D_COMMON_H */
diff --git a/meson.build b/meson.build
index 7b9efb3..f1258c4 100644
--- a/meson.build
+++ b/meson.build
@@ -30,7 +30,7 @@ project('dav1d', ['c'],
                       'b_ndebug=if-release'],
     meson_version: '>= 0.49.0')
 
-dav1d_soname_version       = '6.4.0'
+dav1d_soname_version       = '6.5.0'
 dav1d_api_version_array    = dav1d_soname_version.split('.')
 dav1d_api_version_major    = dav1d_api_version_array[0]
 dav1d_api_version_minor    = dav1d_api_version_array[1]
diff --git a/src/data.c b/src/data.c
index d0cff18..fa6165e 100644
--- a/src/data.c
+++ b/src/data.c
@@ -116,11 +116,17 @@ void dav1d_data_props_copy(Dav1dDataProps *const dst,
 void dav1d_data_props_set_defaults(Dav1dDataProps *const props) {
     assert(props != NULL);
 
+    memset(props, 0, sizeof(*props));
     props->timestamp = INT64_MIN;
-    props->duration = 0;
     props->offset = -1;
-    props->user_data.data = NULL;
-    props->user_data.ref = NULL;
+}
+
+void dav1d_data_props_unref_internal(Dav1dDataProps *const props) {
+    validate_input(props != NULL);
+
+    struct Dav1dRef *user_data_ref = props->user_data.ref;
+    dav1d_data_props_set_defaults(props);
+    dav1d_ref_dec(&user_data_ref);
 }
 
 void dav1d_data_unref_internal(Dav1dData *const buf) {
diff --git a/src/data.h b/src/data.h
index 5b07021..b34c1db 100644
--- a/src/data.h
+++ b/src/data.h
@@ -51,5 +51,6 @@ int dav1d_data_wrap_user_data_internal(Dav1dData *buf,
                                                              void *cookie),
                                        void *cookie);
 void dav1d_data_unref_internal(Dav1dData *buf);
+void dav1d_data_props_unref_internal(Dav1dDataProps *props);
 
 #endif /* DAV1D_SRC_DATA_H */
diff --git a/src/lib.c b/src/lib.c
index bc3d177..0d7aea6 100644
--- a/src/lib.c
+++ b/src/lib.c
@@ -734,3 +734,7 @@ int dav1d_data_wrap_user_data(Dav1dData *const buf,
 void dav1d_data_unref(Dav1dData *const buf) {
     dav1d_data_unref_internal(buf);
 }
+
+void dav1d_data_props_unref(Dav1dDataProps *const props) {
+    dav1d_data_props_unref_internal(props);
+}