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The following GUIDs define categories for Media Foundation transforms (MFTs). These categories are used to register and enumerate MFTs.
| Constant | Description |
|---|---|
|
Audio decoders. |
|
Audio effects. |
|
Audio encoders. |
|
Demultiplexers. |
| MFT_CATEGORY_MULTIPLEXER |
Multiplexers. Note: In Windows Vista, the Media Foundation pipeline does not support MFTs with more than one input. Multiple-input MFTs are supported in Windows 7. |
|
Miscellaneous MFTs. |
|
Video decoders. |
|
Video effects. |
|
Video renderer effects. |
|
Video encoders. |
| MFT_CATEGORY_VIDEO_PROCESSOR |
Note: Introduced in Windows 7. Video processors. This category is limited to MFTs that perform format conversions on uncompressed video, including color-space conversions. For video effects that modify the appearance of the image (such as a blur effect or a color-to-grayscale transform), use the MFT_CATEGORY_VIDEO_EFFECT category. |
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows Vista [desktop apps only] |
| Minimum supported server |
Windows Server 2008 [desktop apps only] |
| Header |
|
See also