IP-???? ???????? ????? - PowerPoint PPT Presentation

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IP-???? ???????? ?????

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Title: PowerPoint Presentation Last modified by: Johnny Created Date: 1/1/1601 12:00:00 AM Document presentation format: (4:3) Other titles – PowerPoint PPT presentation

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Title: IP-???? ???????? ?????


1
IP-???? ???????? ????? ?????????? ?????
???? ????????? ?????? ??? ??? ?????
2
???? ?????????? ?????
  • ???????????? ?? ????????? ????? ?????? ??????????
    ?????? ??????
  • JPEG Huffman coding
  • MPEG2 Huffman coding
  • H.264/AVC CAVLC/CABAC
  • H.265/HEVC CABAC
  • VP8/VP9 Arithmetic coding
  • MP3 Huffman coding
  • AAC Huffman coding
  • ??? ??????????? ????????? ??????? ?????????
    ???????? ? ???????????? ????, ????????? ??
    ?????????? ????? ???
  • ????????? ? ???????? ??? ??????????? ??????
    ?????? ??????

2
3
???????????? ?????? ?????? ?????? ? ??????
3
4
???????????? ?????? ?????? ?????? ? ??????
4
5
???????? ??????????-???????????
??????? ???????????? ?????? ?????? ?????? ? ??????
5
6
??????, ???????? IP-?????? ???????? ?????
?????????? ?????
  • ???????? ????? ?????????? ????? ? ?????
    ????????????? ?????
  • ????-???????? ??????? H.264 ? JPEG
  • ???????????? ?????? ?????? ?????? ?? ???????
    ????? (??????????? ?????? ?????? ??? ????????? ??
    ?????????? ????????? ??????? ?????)
  • ??????? ? ????? ?????? ?????? ????????????
    ?????????? (??????????, ???????? ? ?.?.)
  • ??????????? (???????????) ?????? ?????? ??????,
    ?????????? ? ?????? ?????? ???????????
    ???????????
  • ???????? ? ?????? ?????????? ????????? ?????
    ????????????? ?????
  • ???????? ?????????? ? ????? ?????? ?????? ??????.

6
7
????????? IP-????? ???????? ????? ?????????? ?????
7
8
????????? ????? BITPACKER
8
9
????? ?????? ????? BITPACKER
9
10
????????? ????? BYTESTUFFER
10
11
?????????? ??????? ? ??????????????????
  2 4 5 IP-????
??????????????? ???????, ?? - 180 - 40
???????, ???-?? ???????? 2,6K 5,0K - 7,8K
??????? ???????, ??? - 100 100 500
??????????????????, ????/???? 3 4 1 4
????-???????? -
????????????????? - -
??????????? ????????????? - - -
11
12
??????? ?? ????????!
12
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