Add text_segment_Delete to delete a specific segment

include/vlc_text_style.h

@@ -133,12 +133,19 @@ VLC_API void text_style_Delete( text_style_t * );
  * This function will create a new text segment.
  *
  * You should use text_segment_ChainDelete to destroy it, to clean all
- * the linked segments.
+ * the linked segments, or text_segment_Delete to free a specic one
  *
  * This duplicates the string passed as argument
  */
 VLC_API text_segment_t *text_segment_New( const char * );
 
+/**
+ * Delete a text segment and its content.
+ *
+ * This assumes the segment is not part of a chain
+ */
+VLC_API void text_segment_Delete( text_segment_t * );
+
 /**
  * This function will destroy a list of text segments allocated
  * by text_segment_New.

src/libvlccore.sym

@@ -419,6 +419,7 @@ subpicture_region_Copy
 subpicture_region_Delete
 subpicture_region_New
 text_segment_New
+text_segment_Delete
 text_segment_ChainDelete
 text_segment_Copy
 vlc_tls_ClientCreate

src/misc/text_style.c

@@ -105,15 +105,23 @@ text_segment_t *text_segment_New( const char *psz_text )
     return segment;
 }
 
+void text_segment_Delete( text_segment_t* segment )
+{
+    if ( segment != NULL )
+    {
+        free( segment->psz_text );
+        free( segment );
+        text_style_Delete( segment->style );
+    }
+}
+
 void text_segment_ChainDelete( text_segment_t *segment )
 {
     while( segment != NULL )
     {
         text_segment_t *p_next = segment->p_next;
 
-        free( segment->psz_text );
-        //text_style_Delete( segment->style );
-        free( segment );
+        text_segment_Delete( segment );
 
         segment = p_next;
     }