/** @return size in pixels of the images that we should
* put in a DCP for this ratio. This size will not correspond
/** @return size in pixels of the images that we should
* put in a DCP for this ratio. This size will not correspond
static Format const * from_id (std::string i);
static std::vector<Format const *> all ();
static void setup_formats ();
static Format const * from_id (std::string i);
static std::vector<Format const *> all ();
static void setup_formats ();