DXVA2 native vs copy-back

相關問題 & 資訊整理

DXVA2 native vs copy-back

,DXVA2 (native):為微軟開發的硬體加速介面,ANI顯示卡均可使用,會將解碼完成的資訊將不會傳給記憶體,直接渲染,故效能比copy-back佳,缺點為限制較多。 ,DXVA2 native has its limitations, though I use it sometimes with interlaced video cause PCI bus is too busy with traffic for copy-back in this case. level 1. ,2019年7月6日 — The closest performer is dxva2 native but with its obvious flaws. Interestingly enough, cropping (with copy-back modes) increases GPU usage ... ,2018年2月1日 — DXVA2 Native decoding blurs the chroma when it transfers to madVR but DXVA2 copyback does not. D3D11 native does not have this problem ... ,2012年4月20日 — I would assume that "copy back" means that the decompressed frames are copied back to main memory after they have been decompressed by the graphic card's hardware decoder. At the same time "native" probably means the ,2.會顯示D3D11 copy-back mode? Lav filter 硬解的問題 如果硬解選DXVA2 native就可以順利30 fps....但是為何選了D3D11就無法呢? 小弟用過另一台電腦測試過, ... ,CUVID is not copyback and it's as fast or even slightly faster than DXVA2 native. Thats not true. CUVID is very similar to DXVA2 Copy-Back, and ... ,2013年1月10日 — 效率比較:D3D11 native >= DXVA2(native) > D3D11 copy-back >= DXVA2(copy-back) 選擇硬解模式時,右方也可選擇要讓其執行硬解的格式, ... ,2015年12月8日 — DXVA2有两种实现方式:native和copy-back。 ... 在视频播放中,这两个格式几乎完全等同;互转也人畜无害(加一个空的透明度通道vs 去掉 ...

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DXVA2 native vs copy-back 相關參考資料
LAV VideoConfiguration - Team MediaPortal

https://www.team-mediaportal.c

進階教程系列(一) - 解碼濾鏡LAV Filters ... - 黑米奇SVP

DXVA2 (native):為微軟開發的硬體加速介面,ANI顯示卡均可使用,會將解碼完成的資訊將不會傳給記憶體,直接渲染,故效能比copy-back佳,缺點為限制較多。

https://blackmickeysvp.blogspo

NVIDIA CUVID vs. Intel QuickSync vs. DXVA2 copy-back vs ...

DXVA2 native has its limitations, though I use it sometimes with interlaced video cause PCI bus is too busy with traffic for copy-back in this case. level 1.

https://www.reddit.com

impact of copyback operations for video playback - Doom9's ...

2019年7月6日 — The closest performer is dxva2 native but with its obvious flaws. Interestingly enough, cropping (with copy-back modes) increases GPU usage ...

https://forum.doom9.org

madVR - high quality video renderer (GPU assisted) - Page ...

2018年2月1日 — DXVA2 Native decoding blurs the chroma when it transfers to madVR but DXVA2 copyback does not. D3D11 native does not have this problem ...

https://forum.doom9.org

What's the difference between Copyback and Native ...

2012年4月20日 — I would assume that "copy back" means that the decompressed frames are copied back to main memory after they have been decompressed by the graphic card's hardware decoder. ...

http://forum.doom9.org

Lav filter 硬解的問題- Mobile01

2.會顯示D3D11 copy-back mode? Lav filter 硬解的問題 如果硬解選DXVA2 native就可以順利30 fps....但是為何選了D3D11就無法呢? 小弟用過另一台電腦測試過, ...

https://www.mobile01.com

MPC-HC v1.9.8 - Page 32 - Doom9's Forum

CUVID is not copyback and it's as fast or even slightly faster than DXVA2 native. Thats not true. CUVID is very similar to DXVA2 Copy-Back, and ...

http://forum.doom9.net

系列之2 強大的外掛解碼方案-LAV Filters - 萬年冷凍庫

2013年1月10日 — 效率比較:D3D11 native >= DXVA2(native) > D3D11 copy-back >= DXVA2(copy-back) 選擇硬解模式時,右方也可選擇要讓其執行硬解的格式, ...

http://lysandria1985.blogspot.

[VCB-Studio 科普教程5] 那些播放器教程背后的知识| VCB-Studio

2015年12月8日 — DXVA2有两种实现方式:native和copy-back。 ... 在视频播放中,这两个格式几乎完全等同;互转也人畜无害(加一个空的透明度通道vs 去掉 ...

https://vcb-s.com