THORLABS DCU22 Series User Manual

© 2013 Thorlabs GmbH
4 Programming (SDK)
377
Example
// Query image buffer geometry
int nWidth, nWidth, nBits, nPitch;
is_InquireImageMem ( hCam, pLast, nImageID,
&nWidth, &nHeight,
&nBits, &nPitch);
INT nOffsetX = is_SetImagePos ( hCam, IS_GET_IMAGE_POS_X_ABS, 0);
INT nOffsetY = is_SetImagePos ( hCam, IS_GET_IMAGE_POS_Y_ABS, 0);
// Derive pixel pitch from buffer byte pitch
INT nPitchPx=0;
nPitchPx = (nPitch * 8 ) / nBits;
INT nAviWidth = nWidth /8 * 8; // Width must be multiple of 8
INT LineOffsetPx = nPitchPx - nAviWidth ;
isavi_SetImageSize( nAviId, m_cMode,
nAviWidth, nHeight,
nOffsetX, nOffsetY,
LineOffsetPx);
4.4.20 isavi_StartAVI
USB 2.0
USB 3.0
-
Syntax
INT isavi_StartAVI (INT nAviID)
Description
isavi_StartAVI() starts the image capture thread.
Input parameters
nAviID
Instance ID set by the isavi_InitAVI() function.
Return values
IS_AVI_NO_ERR
Function executed successfully.
IS_AVI_ERR_INVALID_ID
The indicated AVI instance could not be found. Either the
AVI ID is invalid or the instance has already been deleted
using isavi_ExitAVI() .
IS_AVI_ERR_INVALID_FILE
The file has no valid AVI format.
IS_AVI_ERR_PLAY_RUNNING
A playback is already running.
Related functions
isavi_StopAVI()
isavi_InitEvent()
isavi_ExitAVI()
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THORLABS DCU22 Series Specifications

General

Brand	THORLABS
Model	DCU22 Series
Category	Security Camera
Language	English