sccanf supports %p, use it instead of hacky %ju

src/control/mediacontrol_audio_video.c

@@ -86,7 +86,7 @@ mediacontrol_snapshot( mediacontrol_Instance *self,
         vlc_object_release( p_input );
         RAISE_NULL( mediacontrol_InternalException, "Out of memory" );
     }
-    snprintf( path, 255, "object:%ju", (uintmax_t)(uintptr_t)p_cache );
+    snprintf( path, 255, "object:%p", p_cache );
     var_SetString( p_vout, "snapshot-path", path );
     var_SetString( p_vout, "snapshot-format", "png" );
 

src/video_output/vout_intf.c

@@ -568,13 +568,13 @@ int vout_Snapshot( vout_thread_t *p_vout, picture_t *p_pic )
     DIR *path;
     int i_ret;
     bool b_embedded_snapshot;
-    uintmax_t i_id = (uintptr_t)NULL;
+    void *p_obj;
 
     /* */
     val.psz_string = var_GetNonEmptyString( p_vout, "snapshot-path" );
 
     /* Embedded snapshot : if snapshot-path == object:object_ptr */
-    if( val.psz_string && sscanf( val.psz_string, "object:%ju", &i_id ) > 0 )
+    if( val.psz_string && sscanf( val.psz_string, "object:%p", &p_obj ) > 0 )
         b_embedded_snapshot = true;
     else
         b_embedded_snapshot = false;
@@ -634,7 +634,7 @@ int vout_Snapshot( vout_thread_t *p_vout, picture_t *p_pic )
      */
     if( b_embedded_snapshot )
     {
-        vlc_object_t* p_dest = (vlc_object_t *)(uintptr_t)i_id;
+        vlc_object_t* p_dest = p_obj;
         block_t *p_block;
         snapshot_t *p_snapshot;
         size_t i_size;