MV I/O To String DirectShow Filter
The MV I/O To String filter converts the input value
into a string and sends it through the output pin. Use this filter
to convert an I/O value into a user defind string to draw
it with the MV Text
Overlay filter onto the video stream.
| File: |
MVIOToString.ax |
| CLSID: |
CLSID_MVIOToString |
Supported Interfaces
IMVIOToString
IMVAbout
Supported COM Events
The filter supports following events through the IMVFilterEvents interface.
Look at the filter events
page for more information.
| Event
|
| MV_IO_DATA_RECEIVE_EVENT |
MV I/O To String Property Page
Uses the IMVIOToString interface
to configure the filter.
| Prefix |
Prefix string. |
| Postfix |
Postfix string. |
| True |
Replacement for TRUE values. |
| False |
Replacement for FALSE values. |
| Uppercase |
Use uppercase letters. |
| Show leading zeros |
Show leading zeros. |
| Leading zeros |
Count of leading zeros. |
| Internal Decimal Places |
Count of internal decimal places. |
| Floating Point Mode |
Auto: Depending of the value and the Internal Decimal
Playes value the filter use the decimal or exponent
version.
Decimal: Use decimal version
Exponent: Use exponent version |
Sample Filter Graph
The MV I/O Filter converts the first result from the MV Gauge Filter into a
text string. The MV Text
Overlay filter draws this string onto the live video
stream.
|