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DMO GUIDs (Dmoreg.h) - Win32 apps | Microsoft Docs

    https://docs.microsoft.com/en-us/windows/win32/directshow/dmo-guids
    The following table lists the globally unique identifiers (GUIDs) defined for Microsoft DirectX Media Object (DMO) categories. These GUIDs are defined in the header file Dmoreg.h and exported by the Dmoguids.lib library. To enumerate the DMOs registered in a category, pass the corresponding GUID to the DMOEnum function.

Using DMOs in DirectShow - Win32 apps | Microsoft Docs

    https://docs.microsoft.com/en-us/windows/win32/directshow/using-dmos-in-directshow
    hr = pDmoWrapper->Init(CLSID_MyDMO, DMOCATEGORY_VIDEO_EFFECT); pDmoWrapper->Release(); if (SUCCEEDED(hr)) { // Add the filter to the graph. hr = pGraph->AddFilter(pFilter, L"My DMO"); } } pFilter->Release(); } The DMOEnum function enumerates DMOs in the registry. This function uses a different set of category GUIDs from the ones used for …

Loading DMOs in DirectShow in WM 5.0

    https://social.msdn.microsoft.com/forums/en-US/0e3bf7e4-952d-423b-8cc6-7dfd1df125df/loading-dmos-in-directshow-in-wm-50
    hr = pFilter->QueryInterface (IID_IDMOWrapperFilter, (void **)&pWrap); if (SUCCEEDED (hr)) { // Initialize the filter. hr = pWrap->Init (<CLSID of MP3 decoder DMO>, DMOCATEGORY_AUDIO_DECODER); pWrap->Release (); } And yes, the decoder DMO needs to be registered as a COM object.

win32/filter-categories.md at docs · MicrosoftDocs/win32 ...

    https://github.com/MicrosoftDocs/win32/blob/docs/desktop-src/DirectShow/filter-categories.md
    DMOCATEGORY_AUDIO_DECODER: CLSID_LegacyAmFilterCategory: DMOCATEGORY_VIDEO_ENCODER: CLSID_VideoCompressorCategory: DMOCATEGORY_VIDEO_DECODER: CLSID_LegacyAmFilterCategory: Note that the video effect and audio effect categories are not mapped to any DirectShow categories. Related topics.

DSEnvironment (dsj api documentation)

    http://www.humatic.de/htools/dsj/javadoc/de/humatic/dsj/DSEnvironment.html
    DMOCATEGORY_AUDIO_DECODER public static final int DMOCATEGORY_AUDIO_DECODER See Also: Constant Field Values; DMOCATEGORY_AUDIO_EFFECT public static final int DMOCATEGORY_AUDIO_EFFECT See Also: Constant Field Values; DMOCATEGORY_AUDIO_ENCODER public static final int DMOCATEGORY_AUDIO_ENCODER …

Constant Field Values (dsj api documentation) - humatic

    https://www.humatic.de/htools/dsj/javadoc/constant-values.html
    DMOCATEGORY_AUDIO_CAPTURE_EFFECT: 31: public static final int: DMOCATEGORY_AUDIO_DECODER: 25: public static final int: DMOCATEGORY_AUDIO_EFFECT: 26: public static final int: DMOCATEGORY_AUDIO_ENCODER: 27: public static final int: DMOCATEGORY_VIDEO_DECODER: 28: public static final int: DMOCATEGORY_VIDEO_EFFECT: …

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