Image data transmitting apparatus, image data transmitting method, image data receiving apparatus, and image data receiving method

An image data transmitting method comprising:

• inserting, when transmitting a container having a predetermined format which contains a base video stream including first image data and a predetermined number of items of second image data related to the first image data, specific information into a position in a layer of the container at which information related to the base video stream is located.

An image data transmitting apparatus comprising:

• a transmitting unit that transmits a container having a predetermined format which contains a base video stream including first image data and a predetermined number of extended video streams including a predetermined number of respective items of second image data related to the first image data;
• and
• an information inserting unit that inserts specific information into a position in a layer of the container at which information related to each of the predetermined number of extended video streams is located.

An image data transmitting method comprising:

• inserting, when transmitting a container having a predetermined format which contains a base video stream including first image data and a predetermined number of extended video streams including a predetermined number of respective items of second image data related to the first image data, specific information into a position in a layer of the container at which information related to each of the predetermined number of extended video streams is located.

An image data receiving apparatus comprising:

• a receiving unit that receives a container having a predetermined format;
• and
• a processing unit that processes, on the basis of the presence and an insertion position of specific information in a layer of the container, a video stream contained in the container so as to obtain a predetermined number of items of image data related to each other.

An image data receiving method comprising:

• a step of receiving a container having a predetermined format;
• and
• a step of obtaining a predetermined number of items of image data related to each other by processing a video stream contained in the container on the basis of the presence and an insertion position of specific information in a layer of the container.