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Modified SBC codec for Bluetooth devices
August 9, 2017

Driving High Performance in Bluetooth Devices with Modified SBC Codec (mSBC)

by Reshma Rai (Senior Manager, Media Client Technologies) & Rajat Kumar (Engineer, Media Client Technologies)

Explore the advantages of leveraging the Modified SBC Codec (mSBC) for Bluetooth devices.  Low complexity Sub Band Coding (SBC) is the de facto codec for Bluetooth Advanced Audio Distribution Profile (A2DP) mandated by the Bluetooth Special Interest Group (SIG). In this blog, we explore mSBC or Modified SBC codec – a special case of SBC […]

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Recent Posts

July 25, 2017

Driving Faster Content Preparation with Scalable Chunked Encoding

by Karthikeyan N (Principal Engineer, Media Server Technologies)

Key factors that enable scalability Why chunked encoding? One of the biggest challenges with on-demand video is delivering the most optimal content for distribution. While multiple ABR representations, higher resolutions like 4K, higher frame rates and newer compression formats like HEVC and VP9 contribute to improvements in user experience, the encoding process gets increasingly complex […]

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July 21, 2017

Making Optimal Deployment Choices for an Encoding System on AWS

by Karthikeyan N (Principal Engineer, Media Server Technologies)

Choose the right Amazon EC2 instance type and instance storage type to minimize OPEX and uniquely position your encoding workflow. Global media companies and studios including Netflix, Amazon, 20th Century Fox and Warner Bros. are increasingly harnessing the cloud to deliver optimal quality video and audio streams in a scalable and easy manner. Amazon Web […]

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July 18, 2017

Enhancing the Compression Efficiency of the libvpx VP9 Encoder

by Ranjit Kumar Tulabandu (Principal Engineer, Media Server Technologies)

Having enhanced the speed of libvpx, we are now addressing improvements in quality. VP9 video encoding algorithms, as implemented in libvpx – the open source software video codec library from Google – offer a BD rate improvement of 35-40% over H.264/AVC encoders. The bandwidth gains it enables, combined with its royalty free distribution model, make […]

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June 9, 2017

Decoding the Buzz over AV1 Codec

by Dr. Sriram Sethuraman (CTO) & Cherma Rajan (Lead Engineer, Media Server Technologies)

Unravel the advantages of the open source video codec, led by the Alliance for Open Media (AOM) The Internet streaming media industry is hoping for greater innovation in video encoding with the advent of AV1 – a royalty free video codec currently under standardization by the Alliance for Open Media. The AV1 advantage Prior to […]

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Video encoding platforms
March 21, 2017

HDR color space conversion – DCI/P3 to Rec. 2020

by Jay Shingala (Principal Engineer, Media Server Technologies) & Ashwin Natesan (Senior Engineer, Media Server Technologies)

Content preparation with High Dynamic Range (HDR) video involves a lot of processing before the codec (encoder) comes into play. Providing correctly processed inputs to the encoder is essential to preserve the range of colors. HDTV, UHDTV and Color Spaces The color spaces supported by TVs and mobile devices have evolved significantly over the years. […]

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November 14, 2016

Insights into VP9 for online video at SMPTE 2016

by Aadithya Kamath (Senior Manager, Global Marketing)

This is the 100th year of SMPTE and the Annual Technical Conference (ATC) held between 24th and 28th of October was a landmark event celebrated by the industry. We were humbled to be a part of this event and put together our insights about relevance and readiness of VP9 for the online video industry in […]

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October 18, 2016

Efficiency in Cloud Transcoding

by Prashanth Dixit (Principal Engineer, Media Server Technologies)

The latest Intel devices targeted at media centric loads, such as the Intel Xeon E3v4 processors, include integrated GPUs and dedicated video hardware that significantly improve the video processing capabilities of these processors. These devices feature Intel’s QuickSync Video (QSV) that offers significantly high encoding channel densities. At the fastest speed setting, QSV is capable […]

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August 5, 2016

MPEG2-TS Encapsulation Overheads in HLS

by Prashanth Dixit (Principal Engineer, Media Server Technologies)

The MPEG-2 Transport Stream (MPEG2-TS, M2TS orTS) is a standard container format specified in MPEG-2 Part 1, Systems (ISO/IEC standard 13818-1).MPEG2-TS encapsulates digital audio and video, offering error correction and synchronization features. Introduced in 1995, it has been extensively used for transmission and storage in broadcast systems such as DVB, ATSC and IPTV. Recent years have seen the […]

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November 16, 2015

Reflections on the First MSU HEVC Encoder Comparison Study Report

by Dr. Sriram Sethuraman (CTO)

Ittiam’s i265 HEVC encoder recognized as ‘pareto optimal’ in MSU report Moscow State University’s HEVC/H.265 video encoder comparison study report was released to the public recently. This is one of the first independent evaluations of HEVC encoder offerings in the marketplace with a focus on file based transcoding that aimed at studying 3 segments (fast […]

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