Function References > L_DicomChannelGetAnnotation

L_DicomChannelGetAnnotation

#include "Ltdic.h"

L_LTDIC_API pDICOMWAVEFORMANNOTATION L_DicomChannelGetAnnotation(hDICOMWaveFormChannel, uIndex)

HDICOMWAVEFORMCHANNEL hDICOMWaveFormChannel;	a DICOM waveform channel handle
L_UINT32 uIndex;	index

Gets the channel annotation.

Parameter

Description

hDICOMWaveFormChannel	A DICOM waveform channel handle
uIndex	Index to the waveform annotation to be retrieved. This index is zero-based. As an example, if you are retrieving the 3rd waveform annotation, use an index of 2.

Returns

!NULL	A pointer to a DICOMWAVEFORMANNOTATION structure that describes one of waveform annotations associated with this channel.
NULL	An error occurred.

Comments

This function returns a pointer to a DICOMWAVEFORMANNOTATION structure that describes one of waveform annotations associated with this channel.

This function returns NULL if the index is out of range or if the channel has no annotations associated with it.

Note: This function returns a pointer to an internal structure that is managed by the toolkit. Therefore, you should not free it when you are done with it.

Functions:	L_DicomChannelGetAnnotationCount, L_DicomChannelAddAnnotation, L_DicomChannelDeleteAnnotation
Topics:	Working with DICOM Waveforms

L_DicomChannelGetAnnotation

Returns

Comments

Example