Patent SG-11201900111Y-A (SG)
Title: Intra video coding using a decoupled tree structure
Inventor: ZHANG LI
IPC: H04N19/70
Filed: 2017-08-15
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property MD HIM 0 11101 010 11111 01 II 0 0111111 1011 Ell 0111 HMO 11110 HOED Organization International Bureau (10) International Publication Number (43) International Publication Date .....0\"\"\"1 WO 2018/035130 Al 22 February 2018 (22.02.2018) WIP0 I PCT (51) International Patent Classification: Drive, San Diego, California 92121-1714 (US). KAR- H04N 19/593 (2014.01) H04N 19/463 (2014.01) CZEWICZ, Marta; 5775 Morehouse Drive, San Diego, H04N 19/70 (2014.01) H04N 19/186 (2014.01) California 92121-1714 (US). H04N 19/11 (2014.01) (74) Agent: SRINIVASAN, Sriram; Shumaker & Sieffert, (21) International Application Number: PA., 1625 Radio Drive, Suite 100, Woodbury, Minnesota PCT/US2017/046962 55125 (US). (22) International Filing Date: (81) Designated States (unless otherwise indicated, for every 15 August 2017 (15.08.2017) kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, (25) Filing Language: English CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, (26) Publication Language: English DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, (30) Priority Data: HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, 62/375,383 15 August 2016 (15.08.2016) US October 2016 (05.10.2016) US 62/404,572 05 15/676,345 14 August 2017 (14.08.2017) US OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, (71) Applicant: QUALCOMM INCORPORATED [US/US]; TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. ATTN: International IP Administration, 5775 Morehouse (84) Designated States (unless otherwise indicated, for every Drive, San Diego, California 92121-1714 (US). kind of regional protection available): ARIPO (BW, GH, (72) Inventors: ZHANG, Li; 5775 Morehouse Drive, San GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, Diego, California 92121-1714 (US). CHIEN, Wei-Jung; UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, = 5775 Morehouse Drive, San Diego, California 92121-1714 TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, — (US). CHEN, Jianle; 5775 Morehouse Drive, San Diego, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, California 92121-1714 (US). ZHAO, Xin; 5775 Morehouse MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, = _ = (54) Title: INTRA VIDEO CODING USING A DECOUPLED TREE STRUCTURE 260 (57) : An example device includes a memory and processing circuitry in = = .7 - communication with the memory. The processing circuitry of a device is configured to form a most probable mode (MPM) candidate list for a chroma block of the video data stored to the memory, such that the MPM candidate list includes one or more FORM M P M (.262 derived modes (DMs) associated with a luma block of the video data associated with = - INCLUDING DM MODE(S) AND LUMA MODES the chroma block, and a plurality of luma prediction modes that can be used for coding luminance components of the video data. The processing circuitry is further configured to select a mode from the MPM candidate list, and to code the chroma block according to the mode selected from the MPM candidate list. = = = = = SELECT MODE FROM MPM ( 264 = CANDIDATE LIST = Il DECODE CHROMA BLOCK USING 1 266 © SELECTED MODE M Il 11 in M © 00 ,—, ei FIG . 16 O [Continued on next page] WO 2018/035130 Al MIDEDIMOHNIIMEIHRIMI1111110111111111111110111110111111111111 TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3))