TM Broadcast International 20, April 2015

Page 54

NABSHOW 2015 PREVIEW

Barco Silex C8427b

4K Video over IP with JPEG 2000 Barco Silex has developed a complete reference design on FPGA for Video over IP applications. The reference design implements the VSF Technical Recommendation entitled "Transport of JPEG 2000 Broadcast Profile video in MPEG-2 TS over IP". Barco Silex participated to several interoperability tests to validate its reference design. The reference design takes SDI signals, compresses them with JPEG 2000 and encapsulates them into MPEG-2 TS and SMPTE-2022 to transmit them over IP network. At this year’s NAB,

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Barco will demonstrate that their design can also handle 4K and UHD signals. Using the four input channels of the reference design in quadSDI mode (4K carried over 4 SDI cables), it can now take a 4K input signal and send it over an IP network.

VC-2 Low Delay – Lightweight compression codec Video will be captured in high-definition formats. At the same time, the transport may still depend on legacy equipment with a lower bandwidth. It is also desirable to reduce the cost

of the video transport infrastructure. A lightweight compression algorithm is the perfect solution. VC-2 LD is an ideal candidate as standard for lightweight compression. It has been officially stamped as an SMPTE standard, it does not originate with a single vendor, and it is patent-free. At NAB Show, visitors will be able to view a live demo of the VC-2 Low Delay algorithm. VC-2 is ideally suited for ultra-low latency video transmission. The low complexity of the algorithm allows cost-effective compression of the video stream.


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