Dxva2 and D3d11 are almost exactly the same, except dxva2 uses d3d9 while D3d11 uses D3d11 functionality, the can both decode the exact same formats. I'm not sure if it's still true but I have …

Sep 11, 2021 · D3D11 decodes frames from video stream and leaves them in video memory. SVP needs these frames in operational memory. So, you need to use decoder that copies frames …

Oct 16, 2025 · 好的，我们来深入对比 D3D12VA、D3D11VA 和 DXVA2 这三种在 Windows 平台上的视频硬件解码方案。 这三者代表了微软视频加速技术的演进历程： DXVA2 (2007) -> …

Oct 28, 2024 · On Windows it is the primary way to use for decoding, video processing and encoding beyond those accessible via DXVA2/D3D11VA. On Linux it provides a different and …

Nov 19, 2021 · Note that it may be easier to achieve the desired result for QSV by creating the platform-appropriate subdevice (‘dxva2’ or ‘d3d11va’ or ‘vaapi’) and then deriving a QSV device …

肉眼看d3d11va和软解几乎没有差距，dxva2差一些，同时使用d3d11va的GPU 3D引擎占用更低，对核显用户更友好。 总而言之尽量使用d3d11va，这也是mpv设置hwdec=auto时的默认配置 …

DXVA 2.0 allows more operations, including video capturing and processing operations, to be hardware-accelerated as well. DXVA works in conjunction with the video rendering model used …

Sep 17, 2017 · They are very similar. DXVA2 uses D3D9 video functionality, while D3D11VA obviously uses D3D11. There is no difference in the formats that they can decode. D3D11 …

Apr 3, 2022 · I have an NVIDIA 1080ti and haven't been able to notice a difference between the options (D3D11 vs. DXVA2 cb vs. "NVIDIA CUVID (old)"). And I'd assumed random dithering …

5 days ago · DXVA2 Copy-Back generally performs better than CUVID does in my experience. I tested performance both on my main system with a GTX570, and with a low-end GT610 a while …