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Audio-Video Expertise

Aftek has significant expertise in the area of development and optimization of various audio-video and speech codecs, streaming protocols and audio-video processing.

Aftek has developed multimedia applications based on streaming protocols such as RTP/RTSP and audio-video codecs such as H.264, MPEG-1, MPEG-2, and MPEG-4. We have strong understanding of the AV multiplexing using standards MPEG2-TS and PS.

Aftek has used and implemented UPnP protocol to achieve plug-n-play connectivity and auto discovery of devices in the home network.

Aftek's customers have been greatly benefited by our experience and in-depth knowledge of various multimedia technologies. We were able to interface with major third party video surveillance and entertainment devices in a very short span of time to provide customized integrated security and entertainment solutions.

Key application areas
  • Video phone
  • Portable media player
  • Car infotainment
  • Multimedia gateway
  • Video surveillance
  • Network projector
  • Audio-video chat applications
Video Door Phone
Video door phone solution designed and develpoed by Aftek provides high quality audio video communication. The solution enables viewing and communicating with the visitor through user interface deployed at home.
Our Core Competencies
  • Audio - PCM, MP3, MP2, AMR, AAC, MIDI, 3D audio
  • Video - MPEG 1,2,4, H.263, H.264, MJPEG
  • Speech - G.711 (A-law, U-Law), GSM, G.726, G.729 AB, G.723.1, Speex
Streaming Protocols
  • UPnP
Communication Protocol
  • SIP
  • Jingle (GoogleTalk)
Speech Processing
  • Audio filters
  • Acoustic echo cancellers, AGC, silence/voice detection
  • Noise removal/suppression