MV Perspective Correction DirectShow Filter
The MontiVision Perspective
Correction filter corrects perpectiv distortions within a
video stream. Use this filter for example to correct the top
view onto an object.
| File: |
PerspectiveCorrection.ax |
| CLSID: |
CLSID_MVPerspectiveCorrection |
Supported Interfaces
IMVPerspectiveCorrection
IMVHistogram
IMVHistogram2
IMVHistogram3
IMVRegionOfInterest
IMVFilterData
IMVAbout
IMVFilterInfo
Supported COM Events
The filter supports following events through the IMVFilterEvents interface.
Look at the filter events
page for more information.
| Event
|
Value
|
Description
|
| MV_ALGORITHM_START_EVENT |
0
|
A filter starts processing a video frame or sample. |
| MV_ALGORITHM_END_EVENT |
1
|
A filter finishes processing a video frame or sample. |
MV Perspective Correction Property Page
Uses the IMVPerspectiveCorrection interface
to setup the filter.
| x-x-Corner |
Position of the corresponding corner of a distored rectangle
within the video stream. |
| Interposlation |
Type of interpolation. |
| Adjust Perspective |
Enables the perspective correction. |
|