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Multimedia and Streaming

NeST has a strong and dedicated workforce with many years of experience in the entire range of products and services in the Multimedia Domain. Expertise spans over the entire range of Video and Audio Technologies. Very rich exposure to MPEG 1/2/4 Audio, Video and System Specifications are the core strength. The experience include development of audio and video CODECs as per various standards, reference code development and optimization for fixed-point processors, Audio Video Streaming over Wired/Wireless Networks etc. Support competencies in Embedded Systems, Device Drivers, Imaging and GUI are available at NeST, making it a single point destination for Multimedia Development needs.

Codecs

  1. Audio
    • MPEG Audio Encoders and Decoders (mp3, mp1/mp2 multi-channel decoders)
    • AAC, WMA and DOLBY AC-3 audio Decoders
    • Encoder compliance – Audio quality testing
    • Full accuracy fixed point implementations
  2. Video
    • MPEG-1 Encoder/Decoder
    • MPEG 2 Decoder
    • MPEG-4 Encoder/Decoder (Simple, Main and Core profiles)
    • H.261/H.263 Codecs
    • MPEG and DV over 1394
  3. Image
    • Good knowledge of Image formats and compression techniques
    • Image codecs ( PNG/MNG, JPEG, TGA )
    • Fixed point codecs
    • DVD menu application
    • Image processing and 3D Graphics

Audio/Video

  • MPEG-TS error correction
  • MPEG MUX/DEMUX
  • Knowledge of DTV/HDTV formats
  • MPEG Stream format converters (MPEG TS to PS)
  • Knowledge of DVB / ARIB standards

AV Streaming

  • Real-time Streaming Applications
  • Streaming over Wired/Wireless Networks
  • Video-on-demand and Video Conferencing Applications
  • HTTP based Streaming
  • Streaming Framework supporting RTP/RTCP/RTSP
  • Knowledge of H.323/ SIP
  • Streaming with QoS
  • Direct-X, DirectShow, SDL
  • Video Streaming Application that broadcasts MPEG data over the internet