Add mlt_properties_set/get_rect_pos for rect animation.

[mlt] / src / framework / mlt_properties.c

diff --git a/src/framework/mlt_properties.c b/src/framework/mlt_properties.c
index 156316af7f624574365b5a47c6402bf914b200c8..63efda3a0a27746d3f914ae448cd200dc45b58c7 100644 (file)
--- a/src/framework/mlt_properties.c
+++ b/src/framework/mlt_properties.c
@@ -2153,3 +2153,54 @@ extern mlt_rect mlt_properties_get_rect( mlt_properties self, const char* name )
        mlt_rect rect = { DBL_MIN, DBL_MIN, DBL_MIN, DBL_MIN, DBL_MIN };
        return value == NULL ? rect : mlt_property_get_rect( value, list->locale );
 }
+
+/** Set a property to a rectangle value at a frame position.
+ *
+ * \public \memberof mlt_properties_s
+ * \param self a properties list
+ * \param name the property to set
+ * \param value the rectangle
+ * \return true if error
+ */
+
+extern int mlt_properties_set_rect_pos( mlt_properties self, const char *name, mlt_rect value, mlt_keyframe_type keyframe_type, int position, int length )
+{
+       int error = 1;
+
+       if ( !self || !name ) return error;
+
+       // Fetch the property to work with
+       mlt_property property = mlt_properties_fetch( self, name );
+
+       // Set it if not NULL
+       if ( property != NULL )
+       {
+               mlt_profile profile = mlt_properties_get_data( self, "_profile", NULL );
+               double fps = mlt_profile_fps( profile );
+               property_list *list = self->local;
+               error = mlt_property_set_rect_pos( property, value, fps, list->locale, keyframe_type, position, length );
+               mlt_properties_do_mirror( self, name );
+       }
+
+       mlt_events_fire( self, "property-changed", name, NULL );
+
+       return error;
+}
+
+/** Get a rectangle associated to the name.
+ *
+ * \public \memberof mlt_properties_s
+ * \param self a properties list
+ * \param name the property to get
+ * \return The rectangle value, the rectangle fields will be DBL_MIN if not found
+ */
+
+extern mlt_rect mlt_properties_get_rect_pos( mlt_properties self, const char *name, int position, int length )
+{
+       mlt_profile profile = mlt_properties_get_data( self, "_profile", NULL );
+       double fps = mlt_profile_fps( profile );
+       property_list *list = self->local;
+       mlt_property value = mlt_properties_find( self, name );
+       mlt_rect rect = { DBL_MIN, DBL_MIN, DBL_MIN, DBL_MIN, DBL_MIN };
+       return value == NULL ? rect : mlt_property_get_rect_pos( value, fps, list->locale, position, length );
+}