Recording device, information recording medium and recording method

A recording apparatus comprising:

• a file generating section for receiving video data including a plurality of video unit data each representing a video and audio data related to the video data, generating a video data file by providing a plurality of video specific data to the plurality of video unit data, the plurality of video specific data for identifying the plurality of video unit data, and generating an audio data file by providing audio specific data to the audio data, the audio specific data for identifying the audio data;
• a dividing section for receiving the video data file and the audio data file, dividing the video data file into a plurality of video data elements, and dividing the audio data file into a plurality of audio data elements related to the plurality of video data elements, wherein an i-th (i is an integer) video data element of the plurality of video data elements includes a predetermined number of video unit data of the plurality of video unit data;
• an arranging section for arranging the i-th video data element and an i-th audio data element related to the i-th video data element among the plurality of audio data elements such that the i-th audio data element and the i-th video data element are recorded within a predetermined recording unit;
• and
• a recording section for recording the arranged i-th video data element and the arranged i-th audio data element on an information recording medium,
• wherein the file generating section further receives metadata related to the video data and the audio data, and further generates a metadata file by providing metadata specific data to the metadata, the metadata specific data for identifying the metadata,
• the dividing section divides the metadata file into a plurality of metadata elements related to the plurality of video data elements, an i-th metadata element of the plurality of metadata elements is related to the i-th video data element,
• the dividing section specifies a position in the metadata file corresponding to a head of the i-th video data element, and the dividing section divides the metadata file such that a position, which is behind the specified position and which is spaced from the specified position by an integer multiple the size of an ECC block unit of the information recording medium, is a head of the i-th metadata element.

A recording apparatus comprising:

• a file generating section for receiving video data including a plurality of video unit data each representing a video and audio data related to the video data, generating a video data file by providing a plurality of video specific data to the plurality of video unit data, the plurality of video specific data for identifying the plurality of video unit data, and generating an audio data file by providing audio specific data to the audio data, the audio specific data for identifying the audio data;
• a dividing section for receiving the video data file and the audio data file, dividing the video data file into a plurality of video data elements, and dividing the audio data file into a plurality of audio data elements related to the plurality of video data elements, wherein an i-th (i is an integer) video data element of the plurality of video data elements includes a predetermined number of video unit data of the plurality of video unit data;
• an arranging section for arranging the i-th video data element and an i-th audio data element related to the i-th video data element among the plurality of audio data elements such that the i-th audio data element and the i-th video data element are recorded within a predetermined recording unit;
• and
• a recording section for recording the arranged i-th video data element and the arranged i-th audio data element on an information recording medium
• wherein the dividing section specifies a position in the audio data file corresponding to a head of the i-th video data element, and
• the dividing section divides the audio data file such that a position, which is behind the specified position and which is spaced from the specified position by an integer multiple the size of the ECC block unit of the information recording medium, is a head of the i-th audio data element.

A recording method comprising the step of:

• receiving video data including a plurality of video unit data each representing a video and audio data related to the video data, generating a video data file by providing a plurality of video specific data to the plurality of video unit data, the plurality of video specific data for identifying the plurality of video unit data, and
• generating an audio data file by providing audio specific data to the audio data, the audio specific data for identifying the audio data;
• receiving the video data file and the audio data file, dividing the video data file into a plurality of video data elements, and
• dividing the audio data file into a plurality of audio data elements related to the plurality of video data elements, wherein an i-th (i is an integer) video data element of the plurality of video data elements includes a predetermined number of video unit data of the plurality of video unit data;
• arranging the i-th video data element and an i-th audio data element related to the i-th video data element among the plurality of audio data elements such that the i-th audio data element and the i-th video data element are recorded within a predetermined recording unit;
• and recording the arranged i-th video data element and the arranged i-th audio data element on an information recording medium
• wherein the file generating step includes a step of further receiving auxiliary data including compressed video data which has been compressed at a higher compressibility than the video data, and further generating an auxiliary data file by providing auxiliary data specific data to the auxiliary data, the auxiliary data specific data for identifying the auxiliary data,
• the dividing step includes a step of dividing the auxiliary data file into a plurality of auxiliary data elements related to the plurality of video data elements, an i-th auxiliary data element of the plurality of auxiliary data elements is related to the i-th video data element,
• the dividing step includes a step of specifying a position in the video data file corresponding to a head of the i-th auxiliary data element, and
• the dividing step includes a step of dividing the video data file such that a position, which is ahead of the specified position and which is spaced from the specified position by an integer multiple the size of an ECC block unit of the information recording medium, is a head of the i-th video data element.

A recording method comprising the step of:

• receiving video data including a plurality of video unit data each representing a video and audio data related to the video data, generating a video data file by providing a plurality of video specific data to the plurality of video unit data, the plurality of video specific data for identifying the plurality of video unit data, and
• generating an audio data file by providing audio specific data to the audio data, the audio specific data for identifying the audio data;
• receiving the video data file and the audio data file, dividing the video data file into a plurality of video data elements, and
• dividing the audio data file into a plurality of audio data elements related to the plurality of video data elements, wherein an i-th (i is an integer) video data element of the plurality of video data elements includes a predetermined number of video unit data of the plurality of video unit data;
• arranging the i-th video data element and an i-th audio data element related to the i-th video data element among the plurality of audio data elements such that the i-th audio data element and the i-th video data element are recorded within a predetermined recording unit;
• and recording the arranged i-th video data element and the arranged i-th audio data element on an information recording medium
• wherein the file generating step includes a step of further receiving metadata related to the video data and the audio data, and further generating a metadata file by providing metadata specific data to the metadata, the metadata specific data for identifying the metadata,
• the dividing step includes a step of dividing the metadata file into a plurality of metadata elements related to the plurality of video data elements, an i-th metadata element of the plurality of metadata elements is related to the i-th video data element,
• the dividing step includes a step of specifying a position in the metadata file corresponding to a head of the i-th video data element, and
• the dividing step includes a step of dividing the metadata file such that a position, which is behind the specified position and which is spaced from the specified position by an integer multiple the size of an ECC block unit of the information recording medium, is a head of the i-th metadata element.

A recording method comprising the step of:

• receiving video data including a plurality of video unit data each representing a video and audio data related to the video data, generating a video data file by providing a plurality of video specific data to the plurality of video unit data, the plurality of video specific data for identifying the plurality of video unit data, and
• generating an audio data file by providing audio specific data to the audio data, the audio specific data for identifying the audio data;
• receiving the video data file and the audio data file, dividing the video data file into a plurality of video data elements, and
• dividing the audio data file into a plurality of audio data elements related to the plurality of video data elements, wherein an i-th (i is an integer) video data element of the plurality of video data elements includes a predetermined number of video unit data of the plurality of video unit data;
• arranging the i-th video data element and an i-th audio data element related to the i-th video data element among the plurality of audio data elements such that the i-th audio data element and the i-th video data element are recorded within a predetermined recording unit;
• and recording the arranged i-th video data element and the arranged i-th audio data element on an information recording medium
• wherein the dividing step includes a step of specifying a position in the audio data file corresponding to a head of the i-th video data element, and
• the dividing step includes a step of dividing the audio data file such that a position, which is behind the specified position and which is spaced from the specified position by an integer multiple the size of the ECC block unit of the information recording medium, is a head of the i-th audio data element.

A recording apparatus comprising:

• a file generating section for receiving a first contents data including a plurality of contents unit data each representing at least a part of first contents and a second contents data related to the first contents data, generating a first contents data file by providing a plurality of first contents specific data to the plurality of the contents unit data, the plurality of first contents specific data for identifying the plurality of contents unit data, and
• generating a second contents data file by providing second contents specific data to the second contents data, the second contents specific data for identifying the second contents data;
• a dividing section for receiving the first contents data file and the second contents data file,
• dividing the first contents data file into a plurality of first contents data elements, and
• dividing the second contents data file into a plurality of second contents data elements related to the plurality of first contents data element, wherein an i-th (i is an integer) first contents data element of the plurality of first contents data elements includes a predetermined number of contents unit data of the plurality of contents unit data;
• an arranging section for arranging the i-th first contents data element and an i-th second contents data element related to the i-th first contents data element among the plurality of the second contents data elements such that the i-th second contents data element and the i-th first contents data element are recorded within a predetermined recording unit;
• and
• a recording section for recording the arranged i-th first contents data element and the arranged i-th second contents data element on the information recording medium,
• wherein the dividing section specifies a position in the second contents data file corresponding to a head of the i-th first contents data element, and
• the dividing section divides the second contents data file such that a position, which is behind the specified position and which is spaced from the specified position by an integer multiple the size of the ECC block unit of the information recording medium, is a head of the i-th second contents element.

A recording method comprising the steps of:

• receiving a first contents data including a plurality of contents unit data each representing at least a part of first contents and a second contents data related to the first contents data,
• generating a first contents data file by providing a plurality of first contents specific data to the plurality of the contents unit data, the plurality of first contents specific data for identifying the plurality of contents unit data, and
• generating a second contents data file by providing second contents specific data to the second contents data, the second contents specific data for identifying the second contents data;
• receiving the first contents data file and the second contents data file,
• dividing the first contents data file into a plurality of first contents data elements, and dividing the second contents data file into a plurality of second contents data elements related to the plurality of first contents data element, wherein an i-th (i is an integer) first contents data element of the plurality of first contents data elements includes a predetermined number of contents unit data of the plurality of contents unit data;
• arranging the i-th first contents data element and an i-th second contents data element related to the i-th first contents data element among the plurality of the second contents data elements such that the i-th second contents data element and the i-th first contents data element are recorded within a predetermined recording unit;
• and
• recording the arranged i-th first contents data element and the arranged i-th second contents data element on the information recording medium
• wherein the dividing step includes a step of specifying a position in the second contents data file corresponding to a head of the i-th first contents data element, and
• the dividing step includes a step of dividing the second contents data file such that a position, which is behind the specified position and which is spaced from the specified position by an integer multiple the size of the ECC block unit of the information recording medium, is a head of the i-th second contents data element.

An information recording medium comprising:

• a plurality of video data elements obtained by dividing a video data file including a plurality of video unit data, each of the plurality of video unit data representing a video;
• and
• a plurality of auxiliary data elements, each of the plurality of auxiliary data elements including compressed video data which has been compressed at a higher compressibility than the plurality of video unit data, the plurality of auxiliary data elements being related to the plurality of video data elements,
• wherein an i-th (i is an integer) video data element of the plurality of video data elements is related to an i-th auxiliary data element of the plurality of auxiliary data elements, and a position in the video data file, which is ahead of a predetermined position corresponding to a head of the i-th auxiliary data element and which is spaced from the predetermined position by an integer multiple the size of an ECC block unit of the information recording medium, is a head of the i-th video data element.

An information recording medium comprising:

• a plurality of video data elements including video data;
• and
• a plurality of metadata elements obtained by dividing a metadata file including metadata related to the video data;
• wherein an i-th (i is an integer) video data element of the plurality of video data elements is related to an i-th metadata element of the plurality of metadata elements, and a position in the metadata file, which is behind a predetermined position corresponding to a head of the i-th video data element and which is spaced from the predetermined position by an integer multiple the size of an ECC block unit of the information recording medium, is a head of the i-th metadata element.