Tag Archives: UHD

HDR-Colour Volume – Colour Space Visualization in 3D

Ultra-High Definition Television (UHDTV) as it is specified in ITU-R BT.2100 consists of four main features compared to the current legacy HDTV format (High Definition Television): High Resolution (e.g. 2160 lines, progressive only) High Frame Rate (HFR) High Dynamic Range (HDR) Wide Colour Gamut (WCG). Investigations and various demonstrations (e.g. at IFA or IBC 2019 …

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Learn more about the IMF format

The Interoperable Master Format (IMF) defines a package that includes various files such as MXF files (video, audio and supplemental data) and additional descriptive files. Based on the descriptive information, different versions can now be generated from the included MXF files. Speech and subtitle versions or shortened content versions are just two examples. Ultimately, IMF …

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AV-Portal Streaming Testcases

IRT opened an extensive repository of differently encoded Audio- and Videostreams for PC, Smartphones, Tablets and HbbTV-Devices. Launch the Testportal http://avtest.irt.de Various test cases are presented in a user interface as progressive download and adaptiv for MPEG-DASH, Apple HLS and Adobe HDS in multiple encodings (H.264, H.265, HE/AAC, E/AC3), container formats (MP4, MPEG-TS) and resolutions …

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