asian film where two people are walking down the crosswalk in opposite directions and he makes a comment about her dress then at the end he says its cute

Two melancholic Hong Kong policemen fall in love: one with a mysterious underworld figure, the other with a beautiful and ethereal server at a late-night restaurant.

Director Wong Kar Wai and cinematographer Christopher Doyle discuss their work and aesthetics in this 1996 episode of the British television series Moving Pictures.