Title:
画像データ処理方法、画像データ処理方法のプログラム、画像データ処理方法のプログラムを記録した記録媒体及び画像データ処理装置
Document Type and Number:
Japanese Patent JP4535047
Kind Code:
B2
Abstract:
The present invention is applied to a coding device and a decoding device for moving image data in compliance with, for example, an MPEG-4AVC/ITU-T H. 264 system, in which address data is issued to specify an area that is a plurality of read units in a horizontal direction and a vertical direction, respectively, and reference image data is stored in a cache memory. Explanation of Reference Numerals
1... Coding device, 2... Subtraction section, 3... Selection section, 4... Discrete cosine transform section, 5... Quantization section, 6... Entropy coding section, 7... Inverse quantization section, 8... Inverse discrete cosine transform section, 9... Addition section, 10... Deblocking filter, 11, 28B... Reference image memory, 12, 34... Motion compensation section, 13... Vector detection section, 14... Weighting prediction section, 15... In-screen prediction section, 17... Coding control section, 21... Decoding device, 22... Recording medium, 23... Monitor device, 24... Data read section, 25... Reproduction control section, 25A... Cache control section, 26... Decoding section, 27, 47... Cache memory, 28... Frame buffer, 28A... Decoded image memory, 29... GUI controller, 31... Decoding unit core, 33... Vector detection section, 51, 52... Logic operation section, 53, 55... AND section, 54... Inverter, 56... OR section
Inventors:
Hirofumi Morimoto
Tetsuo Kaneko
Tetsuo Kaneko
Application Number:
JP2006240963A
Publication Date:
September 01, 2010
Filing Date:
September 06, 2006
Export Citation:
Assignee:
ソニー株式会社
International Classes:
H04N19/105; G06F12/08; H04N19/423; H04N19/426; H04N19/50; H04N19/51; H04N19/625; H04N19/91
Domestic Patent References:
| JP2006031480A | ||||
| JP11215509A | ||||
| JP6231035A |
Foreign References:
| WO2005109205A1 |
Attorney, Agent or Firm:
Miaki Kametani
Tetsuo Kanamoto
Koji Hagiwara
Tetsuo Kanamoto
Koji Hagiwara