[ϵ]

׷ VP9

rank ޸ 2024-01-14 () 13:12 ȸ : 578 õ : 12  

1.   []

2013 6 17Ͽ ǥ Google ҽ ڵ,  VP8 ߴ.

2.   []

VP9 On2 ũ TrueMotion  VP8 ļ ڵ ԰μ, 2010 On2 ũ μ ,  H.265 ϱ ڵ ǥ ̴.

⺻  MKV WebM  ̳ʿ Ǹ,  FFmpeg  4.0.2 ̻ʹ  MP4 VP9 ڵ ڵ ִ. FourCC [1] VP90̸, Ȥ VP09 ǥDZ⵵ Ѵ.

3.   []

  • 6464 ũ .
  • ˰ CG ( , ִϸ̼ ) ȭ ū ̴.
  • 뿪 H.264 PSNR 35% ȭ ػ󵵿 H.264 50% ƮƮ ִ.
  • ҽ ̸ . п VP9 ڵ ȣϴ ڵ̱⵵ ϴ.
  • ڵ ʿ 귮 H.265 . ũž CPU 긴 (G530~G555) Ʃ꿡 ε Ϲ 1080p 60fps ׷ ϸ, LG G Pad 10.1(2014) VP9 720p 30fps H.265 720p 30fps Ѵ.

4.   []

  • H.265 ȭ ݸ, ۷ ڴ VP9 ڵ ڵ ð H.265 ξ ɸ. ѱ۰ȸ , CBR H.265 VP9 ϸ 1dB ̰ ٰ Ѵ. ̸ ȭϸ 12% ȭ ̰ ִ.
  • ڵ 귮  H.265 H.264 ٰ, ׷ ī Բ ϵ ڵ CPU ڵ ؾ ϹǷ ⿡ Ų. ׷ ī尡 ϸ ξ ׷ ʴ ǻͿ ȴ.
    • ׷ ̴ ڵ ⺸ ð . VP9 ֽ ڵ̴ ް Ǵ ̱ , VP9 ȯ ޵Ǹ ڿ ذ ̴.  Ʃ  ܿ  ø   VP9 ڵ äϱ ϸ鼭, ڵ ϵ ڵ ϴ þ. OTT Ǵ ƽ ڽ (ex. fire TV Stick, Mi TV Stick) θ ̿Ǵ Amlogic SoCε ְ ƴ.
  • Ʃ꿡 оִ ڵ, ڵ . 1440p ̻ ε ϸ Ʃ갡 ڵ VP9 ڵ , 1080p HD ȸ ų Ʃ ƴ ̻ ׳ ʴ´. ص ڴζ ڰ ִ Ƶ Ǵ ְ, Ǵ ִ. H.264 ȭ ° ϱ , 1080p VP9 Ϸ ػ󵵸 20481152 ¦ Ȯ ø ȴ.


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