/// Only returns paintings with 23x23 or 24x24 sizes fitting AI display icon.
#define PAINTINGS_FILTER_AI_PORTRAIT (1<<0)
/// Search mode for the title of the painting
#define PAINTINGS_FILTER_SEARCH_TITLE (1<<1)
/// Ditto but for the creator's name
#define PAINTINGS_FILTER_SEARCH_CREATOR (1<<2)