Apparatus for stereo matching

A stereo matching apparatus according to an embodiment of the present invention comprises: a camera unit for acquiring a red-green-blue (RGB) image and an infrared (IR) image; and a stereo matching unit for performing the stereo matching. The stereo matching apparatus can accurately perform the stereo matching even in a case of low light by acquiring the RGB image and/or the IR image to be used for extracting a depth map. [Reference numerals] (11) Left image acquisition unit; (12) Infrared ray radiation unit; (13) Right image acquisition unit; (21) Synchronizing unit; (22) Arrangement unit; (23) Matching unit; (3) Encoder unit