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No sound when use dxva - QMPlay2

    https://gitanswer.com/no-sound-when-use-dxva-809933994
    No sound when use dxva - QMPlay2 Window 10 x64, QMPlay2-Win64-20.12.16.exe when I do as shown in the screenshot the sound disappears If i set "Software decoder" playing with software decoder and dxva not used, although dxva checkbox checked.

i have no sound device - social.msdn.microsoft.com

    https://social.msdn.microsoft.com/Forums/windowsserver/en-US/9b67edb7-a079-4e95-9575-fbd87ff69c83/i-have-no-sound-device
    i have no sound device. Archived Forums > Media Foundation Development for Windows Desktop. Media Foundation Development for Windows Desktop https: ... Protected Media Path, and DXVA 2.0. 0 0 ...

DirectX Video Acceleration 2.0 - Win32 apps | Microsoft …

    https://docs.microsoft.com/en-us/windows/win32/medfound/directx-video-acceleration-2-0
    DirectX Video Acceleration (DXVA) is an API and a corresponding DDI for using hardware-acceleration to speed up video codec processing. Software codecs and software video processors can use DXVA to offload certain CPU-intensive operations to the GPU. For example, a software decoder can offload the inverse discrete cosine transform (iDCT) to the ...

Enabling DirectX Video Acceleration - Win32 apps ...

    https://docs.microsoft.com/en-us/windows/win32/wmformat/enabling-directx-video-acceleration
    DirectX Video Acceleration (DirectX VA) is an API specification for hardware acceleration of 2-D decoding operations. It enables software decoders to offload certain CPU-intensive operations to the graphics card for processing. ... The WMP Windows Media Source Filter delivers decompressed data downstream directly to the audio and video ...

Download DirectX Video Acceleration (DXVA) …

    https://www.microsoft.com/en-us/download/details.aspx?id=30154
    This document is the specification for support of Scalable Video Coding (SVC) according to the H.264/MPEG-4 video coding standard within the Windows DirectX Video Acceleration (DXVA) API/DDI context. The document describes high-level design concepts and specific SVC extensions to DXVA interfaces and data structures of H.264/MPEG-4 AVC decoding.

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