4K resolution
This resolution is used mainly in digital cinema production, and has a total of 8,847,360 pixels with an aspect ratio 256135 (≈1910). It was standardized as the resolution of the 4K container format defined by Digital Cinema Initiatives in the Digital Cinema System Specification, and is the native resolution of all DCI-compliant 4K digital projectors and monitors. The DCI specification allows several different resolutions for the content inside the container, depending on the desired aspect ratio. The allowed resolutions are defined in SMPTE 428-1: The DCI 4K standard has twice the horizontal and vertical resolution of DCI 2K (), with four times as many pixels overall.
Direct-to-home television in India
Videocon d2h began offering a preview of 4K Ultra HD content on its DTH service in July 2014, and launched India's first 4K Ultra HD channel on 26 January 2015. The channel is not dedicated to single genre and instead broadcasts video on demand (VOD), lifestyle and travel content, sports, infotainment, concerts and Hollywood films. The channel also telecasts 4K content created by international broadcasters. The first programs telecast on the channel were live broadcasts of select matches from the 2015 ICC Cricket World Cup. Tata Sky also offered live broadcasts of select matches in 4K.