Title:
ファイルの生成方法、ファイルの生成装置、及び、プログラム。
Document Type and Number:
Japanese Patent JP6556126
Kind Code:
B2
Abstract:
The invention relates to a method for generating a media file based on media data including one or more samples each of which comprises a plurality of tile regions, characterized in that the method comprises generating a plurality of tracks each containing media data corresponding to at least one tile region of the plurality of tile regions corresponding to one sample; generating a media file including all of (i) the plurality of tracks each containing the media data corresponding to the at least one tile region, (ii) a plurality of first boxes for describing metadata of a corresponding track of the plurality of tracks, and (iii) a second box for describing common metadata for the plurality of tracks, wherein each of the first boxes contains 4-letter code which is representing, as a sample entry type for the track, HEVC tile track, and wherein the second box does not contain said 4-letter code, and wherein the metadata in at least one of the plurality of first boxes and the metadata in the second box is referred by a decoder for decoding the media data contained in at least one track.
Inventors:
Frank denuar
Frederick Maze
Jean le febble
Cyril Concorato
Frederick Maze
Jean le febble
Cyril Concorato
Application Number:
JP2016523257A
Publication Date:
August 07, 2019
Filing Date:
October 22, 2014
Export Citation:
Assignee:
Canon Inc
International Classes:
H04N19/30; H04N21/2343; H04N19/70; H04N21/235; H04N21/84
Domestic Patent References:
| JP2013536623A |
Other References:
Jean Le Feuvre,Support for efficient tile access in the HEVC File Format,ISO/IEC JTC1/SC29/WG11,MPEG meeting,2013年 4月,MPEG2012/M29231,P1~P11
Attorney, Agent or Firm:
Takuma Abe
Sogo Kuroiwa
Sogo Kuroiwa