Fetches a pointer to the binary blob that contains the specified face.
If referencing the face data is not possible, this function creates a blob
out of individual table blobs if hb_face_get_table_tags() works with this
face, otherwise it returns an empty blob.
Fetches a pointer to the binary blob that contains the specified face. If referencing the face data is not possible, this function creates a blob out of individual table blobs if
hb_face_get_table_tags()works with this face, otherwise it returns an empty blob.