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Ch 15 Video Concept and Terminology

Ch 15 Video Concept and Terminology. Different video standard worldwide. 576 lines. 25 fps. PAL TV System. lines. fps. 525. 29.97. NTSC TV System. Frame Rate. Lower Frame Rate. Higher Frame Rate.

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Ch 15 Video Concept and Terminology

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  1. Ch 15 Video Concept and Terminology

  2. Different video standard worldwide.

  3. 576 lines 25 fps PAL TV System

  4. lines fps 525 29.97 NTSC TV System

  5. Frame Rate Lower Frame Rate Higher Frame Rate With higher frame rate, the number of frames created is more, making pictures smoother.

  6. Interlacing 1 2 3 4 5 6 7 8 Line Scan order : 1 3 5 7 ….. 2 4 6 8 ….

  7. Progressive 1 2 3 4 5 6 7 8 Line Scan order : 1 2 3 4 5 6 7 8 ….

  8. Different Video Resolution

  9. HDTV vs SDTV SDTV HDTV

  10. Screen with different aspect ratio

  11. 16 9 Aspect Ratio 16:9

  12. Aspect Ratio 4:3 4 3

  13. Bit rate: VCD 1Mbit/s

  14. Bit rate: DVD 5Mbit/s

  15. Bit rate: HDTV 20Mbit/s

  16. Digital Television in Hong Kong

  17. Digital Television in Hong Kong MHEG-5 technology for providing interactive features.

  18. CODECCOmpession / DECompression http://www.fourcc.org/codecs.php

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