Decoding apparatus, decoding method, encoding apparatus and encoding method

A without exceeding the decoding capability of the sink device, making it possible to play properly in the sink device content received from a plurality of source devices. A wireless communication unit that establishes a wireless connection with the A plurality of the encoding apparatus, a decoding unit for decoding each content received from the plurality of encoding apparatus through the wireless communication unit, wherein a reproducing unit for reproducing the plurality of content to be decoded by the decoding unit, as set request decoding capability required by the content reproduced by the reproducing unit does not exceed the actual decoding capability of the decoder, the plurality of providing a decoding device and a control unit for controlling the encoding condition of the content in the encoder. .The