2013 6 17Ͽ ǥ Google ҽ ڵ,
VP8
ߴ.
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.
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6464 ũ .
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˰ CG ( , ִϸ̼ ) ȭ ū ̴.
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뿪 H.264 PSNR 35% ȭ ػ H.264 50% ƮƮ ִ.
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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.
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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 ̰ ִ.
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ڵ 귮
H.265
,
H.264
ٰ, ī Բ ϵ ڵ CPU ڵ ؾ ϹǷ Ų. ī尡 ϸ ξ ʴ ǻͿ ȴ.
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̴ 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.
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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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