Decoding apparatus, decoding method, encoding apparatus, and encoding method

A decoding method, comprising:

• receiving, from an external apparatus, a first plurality of pieces of encoded data, wherein
• the first plurality of pieces of encoded data is generated based on encoding of a plurality of pieces of frame data, and
• identification information is assigned to each of the plurality of pieces of frame data;
• storing each of the received first plurality of pieces of encoded data in a specific storage area of a first storage unit;
• storing, in a second storage unit, a specific address of the specific storage area based on the identification information, wherein the identification information corresponds to each of the first plurality of pieces of encoded data that is stored at the specific address;
• reading the first plurality of pieces of encoded data from the first storage unit based on the specific address;
• decoding the read first plurality of pieces of encoded data;
• notifying, the second storage unit, of the reception of the first plurality of pieces of encoded data;
• deleting, based on the reception of the first plurality of pieces of encoded data, the read first plurality of pieces of encoded data that is decoded;
• deleting the specific address of the specific storage area based on the notification;
• detecting a second plurality of pieces of encoded data based on the identification information, wherein
• the second plurality of pieces of encoded data is associated with a failure of the reception of the first plurality of pieces of encoded data;
• notifying, based on the detected second plurality of pieces of encoded data, the external apparatus of specific information, wherein
• the specific information is associated with the detected second plurality of pieces of encoded data, and
• based on the detected second plurality of pieces of encoded data that is continuous, the specific information includes a minimum value and a maximum value that are associated with the identification information;
• and
• receiving, based on the notified specific information, transmission encoded data that includes at least one piece of the first plurality of pieces of encoded data and re-encoded data, wherein
• the re-encoded data includes at least one piece of the second plurality of pieces of encoded data,
• the at least one piece of the second plurality of pieces of encoded data is re-encoded based on the notified specific information, and
• the transmission encoded data is within a transmission packet of a wireless transmission of the transmission encoded data.

An encoding apparatus, comprising:

• an assigning unit configured to assign identification information to each of a plurality of pieces of frame data;
• an encoding unit configured to initially encode each of the plurality of pieces of frame data to generate a plurality of pieces of encoded data;
• a detection unit configured to:
• detect the identification information that corresponds to a first set of the plurality of pieces of encoded data;
• and
• detect, based on the detected identification information, at least one piece of the plurality of pieces of encoded data, wherein
• the first set of the plurality of pieces of encoded data is regenerated, and
• the encoding unit is further configured to:
• set a specific bit rate based on a size of a transmission packet of the first set of the plurality of pieces of encoded data;
• and
• re-encode, based on an enabled status of a re-retransmission flag, the first set of the plurality of pieces of encoded data at the specific bit rate, wherein
• the enabled status of the re-retransmission flag is associated with a storage size of an external apparatus, and
• the storage size is associated with the plurality of pieces of encoded data;
• generate re-encoded data based on the re-encoded first set of the plurality of pieces of encoded data;
• and
• generate transmission encoded data that includes the at least one piece of the plurality of pieces of encoded data and at least one piece of the re-encoded first set of the plurality of pieces of encoded data;
• and
• a transmission unit configured to wirelessly transmit the transmission encoded data within a transmission packet of the wireless transmission of the transmission encoded data.

An encoding method, comprising:

• assigning identification information to each of a plurality of pieces of frame data;
• initially encoding each of the plurality of pieces of frame data to generate a plurality of pieces of encoded data;
• detecting the identification information corresponding to a set of the plurality of pieces of encoded data;
• detecting, based on the identification information, at least one piece of the plurality of pieces of encoded data, wherein
• the set of the plurality of pieces of encoded data is regenerated;
• setting a specific bit rate based on a size of a transmission packet of the set of the plurality of pieces of encoded data;
• and
• re-encoding, based on an enabled status of a re-retransmission flag, the set of the plurality of pieces of encoded data at the specific bit rate, wherein
• the enabled status of the re-retransmission flag is associated with a storage size of an external apparatus, and
• the storage size is associated with the plurality of pieces of encoded data;
• generating re-encoded data based on the re-encoded set of the plurality of pieces of encoded data;
• generating transmission encoded data that includes the at least one piece of the plurality of pieces of encoded data and at least one piece of the re-encoded first set of the plurality of pieces of encoded data;
• and
• wirelessly transmitting the transmission encoded data within a transmission packet of the wireless transmission of the transmission encoded data.