Patent Document ID: 20150215635
Application ID: 14603026
Patent Status: 0

Claim One:
1. An image decoding apparatus for receiving an encoded image from an image transmission apparatus and decoding the image received from the image transmission apparatus, comprising: a requester requests the image transmission apparatus to transmit the image; a transmitter transmits range information to the image transmission apparatus, the range information being range information indicating a range which is a partial range of the image within an entire range of the image and which is selected in accordance with a user operation; a receiver that, in a case that the partial range of the image is selected, (i) receives the entirety of the image from the image transmission apparatus when the image belongs to a first type, and (ii) receives a portion of the image from the image transmission apparatus when the image belongs to a second type, by receiving one or more tiles corresponding to the partial range of the image among a plurality of tiles included in the image, each of the one or more tiles being a tile outside which a reference to is prohibited in inter-picture prediction; and a decoder decodes the entirety or portion of the image received from the image transmission apparatus.