Global Patent Index - EP 3977750 A4

EP 3977750 A4 20230621 - AN APPARATUS, A METHOD AND A COMPUTER PROGRAM FOR VIDEO CODING AND DECODING

Title (en)

AN APPARATUS, A METHOD AND A COMPUTER PROGRAM FOR VIDEO CODING AND DECODING

Title (de)

VORRICHTUNG, VERFAHREN UND COMPUTERPROGRAMM ZUR VIDEOCODIERUNG UND -DECODIERUNG

Title (fr)

APPAREIL, PROCÉDÉ ET PROGRAMME D'ORDINATEUR POUR LE CODAGE ET LE DÉCODAGE DE VIDÉO

Publication

EP 3977750 A4 20230621 (EN)

Application

EP 20814633 A 20200527

Priority

  • FI 20195453 A 20190529
  • FI 2020050356 W 20200527

Abstract (en)

[origin: WO2020240089A1] A method comprising authoring items into a media file, said items being associated with a plurality of referenced items to be processed in a specific order; and authoring one or more properties of item references of said referenced items into said media file, wherein said properties include one or more of the following:indication if the item references are strictly ordered; indication if the referenced items are removable without making a referencing item invalid; a checksum generated from ID values of the referenced items in the order they are listed.

IPC 8 full level

H04N 21/845 (2011.01); G06F 16/41 (2019.01); G06F 16/51 (2019.01); G06F 16/61 (2019.01); G06F 16/71 (2019.01); H04N 19/30 (2014.01); H04N 19/46 (2014.01); H04N 19/70 (2014.01); H04N 21/835 (2011.01); H04N 21/854 (2011.01)

CPC (source: EP)

H04N 19/30 (2014.11); H04N 19/46 (2014.11); H04N 21/835 (2013.01); H04N 21/845 (2013.01); H04N 21/8455 (2013.01); H04N 21/85406 (2013.01)

Citation (search report)

  • [IY] US 2018007407 A1 20180104 - MAZE FRÉDÉRIC [FR], et al
  • [XI] "Text of ISO/IEC FDIS 23008-12 3rd edition Image File Format", no. n18310, 18 January 2019 (2019-01-18), XP030212861, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/125_Marrakech/wg11/w18310.zip w18310_23008-12_Ed2_FDIS COR1_R1.doc> [retrieved on 20190118]
  • [YA] HANNUKSELA M M ET AL: "Relative location offsets for ISOBMFF", no. m38615, 25 May 2016 (2016-05-25), XP030066967, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/115_Geneva/wg11/m38615-v1-m38615_ISOBMFF_relative_location_offsets.zip m38615_ISOBMFF_relative_location_offsets.doc> [retrieved on 20160525]
  • See references of WO 2020240089A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

WO 2020240089 A1 20201203; EP 3977750 A1 20220406; EP 3977750 A4 20230621

DOCDB simple family (application)

FI 2020050356 W 20200527; EP 20814633 A 20200527