Method and apparatus for generating bitstream based on syntax element

A method of generating a video data bitstream, the method comprising:nencoding at least one video processing unit to generate syntax data of at least one syntax element of the at least one video processing unit;grouping the syntax data of the at least one video processing unit into at least one group according to a type of the at least one syntax element;allocating a header to each of the at least one group, wherein the header comprises information regarding the group to which the header belongs; andarranging the at least one group in a predetermined order to generate the video data bitstream,wherein the at least one group comprises a first group including a first header and a group of first syntax elements and a second group including a second header and a group of second syntax elements, and the at least one group is arranged according to importance of priority of the syntax elements included in the group of first syntax elements and the group of second syntax elements, andwherein the first header of the first group comprises location information of the second header of the second group, the second group being arranged subsequent to the first group in the predetermined order.

A method of parsing a video data bitstream, the method comprising:nreceiving the video data bitstream, the video data bitstream generated by grouping syntax data of at least one syntax element of at least one video processing unit of the video data bitstream into at least one group according to a type of the at least one syntax element, the at least one group arranged in a predetermined order;extracting the at least one group from the received bitstream;parsing the at least one group and extracting the syntax data of the at least one group, respectively, to reconstruct data of the at least one video processing unit; anddecoding the reconstructed data of the at least one video processing unit,wherein the at least one group comprises a header including information regarding the at least one group to which the header belongs,wherein the at least one group comprises a first group including a first header and a group of first syntax elements and a second group including a second header and a group of second syntax elements, and the at least one group is arranged according to importance of priority of the syntax elements included in the group of first syntax elements and the group of second syntax elements, andwherein the first header of the first group comprises location information of the second header of the second group, the second group being arranged subsequent to the first group in the predetermined order.

A method of generating a media data bitstream, the method comprising:nencoding at least one processing unit to generate syntax data of at least one syntax element of the at least one video processing unit;grouping the syntax data of the at least one processing unit into at least one group according to a type of the at least one syntax element;allocating a header to each of the at least one group, wherein the header comprises information regarding the group to which the header belongs; andarranging the at least one group in a predetermined order to generate the media data bitstream,wherein the at least one group comprises a first group including a first header and a group of first syntax elements and a second group including a second header and a group of second syntax elements, and the at least one group is arranged according to importance or priority of the syntax elements included in the group of first syntax elements and the group of second syntax elements, andwherein the first header of the first group comprises location information of the second header of the second group, the second group being arranged subsequent to the first group in the predetermined order.

A method of parsing a media data bitstream, the method comprising:nreceiving the media data bitstream, the media data bitstream generated by grouping syntax data of at least one syntax element of at least one processing unit into at least one group according to a type of the at least one syntax element, the at least one group arranged in a predetermined order;extracting the at least one group from the received bitstream;parsing the at least one group and extracting the syntax data of the at least one group, respectively, to reconstruct data of the at least one processing unit; anddecoding the reconstructed data of the at least one processing unit,wherein the at least one group comprises a header including information regarding the at least one group to which the header belongs,wherein the at least one group comprises a first group including a first header and a group of first syntax elements and a second group including a second header and a group of second syntax elements, and the at least one group is arranged according to importance or priority of the syntax elements included in the group of first syntax elements and the group of second syntax elements, andwherein the first header of the first group comprises location information of the second header of the second group, the second group being arranged subsequent to the first group in the predetermined order.

An apparatus for generating a video data bitstream, the apparatus comprising:nan encoding unit that encodes at least one video processing unit to generate syntax data of at least one syntax element of the at least one video processing unit;a grouping unit that groups the syntax data of the at least one video processing unit into at least one group according to a type of the at least one syntax element; anda bitstream generation unit that allocates a header to each of the at least one group, respectively, wherein the header comprises location information of a header of a group subsequent to the at least one group in the predetermined order, and arranges the at least one group in a predetermined order to generate the video data bitstream,wherein the at least one group comprises a first group including a first header and a group of first syntax elements and a second group including a second header and a group of second syntax elements, and the at least one group is arranged according to importance or priority of the syntax elements included in the group of first syntax elements and the group of second syntax elements, andwherein the first header of the first group comprises location information of the second header of the second group, the second group being arranged subsequent to the first group in the predetermined order.

An apparatus for parsing a video data bitstream, the apparatus comprising:na bitstream separation unit that receives the video data bitstream, is the video data bitstream generated by grouping syntax data of at least one syntax element of at least one video processing unit of the video data bitstream into at least one group according to a type of the at least one syntax element, the at least one group arranged in a predetermined order;an extracting unit that extracts the at least one group from the received bitstream;a reconstruction unit that parses the at least one group and extracts the syntax data of the at least one group, respectively, and reconstructs data of the at least one video processing unit; anda decoding unit that decodes the reconstructed data of the at least one video processing unit,wherein, in the video data bitstream, each of the at least one group comprises a header including location information of a header of a group subsequent to the at least one group in the predetermined order,wherein the at least one group comprises a first group including a first header and a group of first syntax elements and a second group including a second header and a group of second syntax elements, and the at least one group is arranged according to importance or priority of the syntax elements included in the group of first syntax elements and the group of second syntax elements, andwherein the first header of the first group comprises location information of the second header of the second group, the second group being arranged subsequent to the first group in the predetermined order.

An apparatus for generating a media data bitstream, the apparatus comprising:nan encoding unit that encodes at least one processing unit to generate syntax data of at least one syntax element of at least one syntax element of the at least one processing unit;a grouping unit that groups the syntax data of the at least one processing unit into at least one group according to a type of the at least one syntax element; anda bitstream generation unit that allocates a header to each of the at least one group, respectively, wherein the header comprises location information of a header of a group subsequent to the at least one group in the predetermined order, and arranges the at least one group in a predetermined order to generate the media data bitstream,wherein the at least one group comprises a first group including a first header and a group of first syntax elements and a second group including a second header and a group of second syntax elements, and the at least one group is arranged according to importance of priority of the syntax elements included in the group of first syntax elements and the group of second syntax elements, andwherein the first header of the first group comprises location information of the second header of the second group, the second group being arranged subsequent to the first group in the predetermined order.

An apparatus for parsing a media data bitstream, the apparatus comprising:na bitstream separation unit that receives the media data bitstream, the media data bitstream generated by grouping syntax data of at least one syntax element of at least one processing unit of the media data bitstream into at least one group according to a type of the at least one syntax element, the at least one group arranged in a predetermined order;an extracting unit that extracts the at least one group from the received bitstream;a reconstruction unit that parses the at least one group and extracts the syntax data of the at least one group, respectively, and reconstructs data of the at least one video processing unit; anda decoding unit that decodes the reconstructed data of the at least one processing unit,wherein, in the media data bitstream, each of the at least one group comprises a header including location information of a header of a group subsequent to the at least one group in the predetermined order,wherein the at least one group comprises a first group including a first header and a group of first syntax elements and a second group including a second header and a group of second syntax elements, and the at least one group is arranged according to importance of priority of the syntax elements included in the group of first syntax elements and the group of second syntax elements, andwherein the first header of the first group comprises location information of the second header of the second group, the second group being arranged subsequent to the first group in the predetermined order.