EP 2695387 A1 20140212 - MULTIMEDIA TEST SYSTEMS
Title (en)
MULTIMEDIA TEST SYSTEMS
Title (de)
MULTIMEDIA-TESTSYSTEME
Title (fr)
SYSTÈMES DE TEST MULTIMÉDIA
Publication
Application
Priority
EP 2011055428 W 20110407
Abstract (en)
[origin: WO2012136260A1] A system for monitoring the quality of DRM-protected multimedia data streams, the system comprising at least one computer having a network connection to receive at least one said DRM-protected multimedia data stream, program memory, working memory, and a processor coupled to said program memory, working memory, and wherein said program memory stores processor control code for a media player for said multimedia data stream and code to control said processor to: play said DRM-protected multimedia data stream to provide at least a decrypted video data output stream for display on a monitor; capture still image data from a succession of still images from said video data output stream; process said still image data to detect greater than a threshold difference between at least two of said still images; and output fault data identifying a potential video quality fault responsive to absence of detection of said greater than a threshold difference.
IPC 8 full level
H04N 17/00 (2006.01); H04N 21/442 (2011.01); H04N 21/658 (2011.01)
CPC (source: EP)
H04N 17/004 (2013.01); H04N 21/442 (2013.01); H04N 21/6582 (2013.01)
Citation (search report)
See references of WO 2012136260A1
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 2012136260 A1 20121011; CA 2830429 A1 20121011; CA 2830429 C 20180626; EP 2695387 A1 20140212
DOCDB simple family (application)
EP 2011055428 W 20110407; CA 2830429 A 20110407; EP 11712582 A 20110407