有多少種類型的CODECS ?
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有多少種類型的CODECS ?

Codec(編/解碼器)的作用是將類比信號轉換成數位信號,以便在資料網路上傳輸。以下是目前正在使用的Codec。

  • GSM – 13 Kbps (全速), 20毫秒幀尺寸
  • iLBC – 15Kbps,20毫秒幀尺寸: 13.3 Kbps, 30毫秒幀尺寸
  • ITU G.711 – 64 Kbps, 基於樣本的,也叫alaw/ulaw
  • ITU G.722 – 48/56/64 Kbps
  • ITU G.723.1 – 5.3/6.3 Kbps, 30毫秒幀尺寸
  • ITU G.726 – 16/24/32/40 Kbps
  • ITU G.728 – 16 Kbps
  • ITU G.729 – 8 Kbps, 10毫秒幀尺寸
  • Speex – 2.15 to 44.2 Kbps
  • LPC10 – 2.5 Kbps
  • DoD CELP – 4.8 Kbps

鏈結:
Codecs和源代碼鏈結

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