| LEADTOOLS DICOM C DLL Help > Function References > L_DicomChannelGetFilterLowFrequency | 
#include "Ltdic.h"
L_LTDIC_API L_BOOL L_DicomChannelGetFilterLowFrequency(hDICOMWaveFormChannel, pdLowFrequency)
| HDICOMWAVEFORMCHANNEL hDICOMWaveFormChannel; | /* a DICOM waveform channel handle */ | 
| L_DOUBLE * pdLowFrequency; | /* pointer to a variable to be updated */ | 
Gets the filter low frequency.
| Parameter | Description | 
| hDICOMWaveFormChannel | A DICOM waveform channel handle | 
| pdLowFrequency | Pointer to a variable to be updated with the filter low frequency. | 
Returns
| TRUE | The filter low frequency was retrieved successfully. | 
| FALSE | An error occurred. | 
Comments
This function gets the value of the "Filter Low Frequency" (003A,0220) element for the channel.
Required DLLs and Libraries
| For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application | 
Win32, x64, Linux.
See Also
| Functions: | 
| Topics: | 
Example
For an example, refer to L_DicomChannelSetSamples8.