XML message about picture composition configuration capability
<ImageMerge version="1.0" xmlns="http://www.isapi.org/ver20/XMLSchema">
<isMerge opt="0,1">
<!--required, xs:integer, whether to composite pictures-->
</isMerge>
<twoMergeType opt="201,202">
<!--required, xs:integer, composite with two pictures-->
</twoMergeType>
<threeMergeType opt="301,302">
<!--required, xs:integer, composite with three pictures-->
</threeMergeType>
<fourMergeType opt="401,402,403,404">
<!--required, xs:integer, composite with four pictures-->
</fourMergeType>
<fiveMergeType opt="501,502">
<!--required, xs:integer, composite with five pictures-->
</fiveMergeType>
<sixMergeType opt="601,602">
<!--required, xs:integer, composite with six pictures-->
</sixMergeType>
<jepgEffectType opt = "quality,maxSize">
<!--required, xs:string, picture quality type-->
</jepgEffectType>
<jpegQuality min="" max="">
<!--dependent, xs:integer, picture quality, ranges from 20 to 95, the default value is 50-->
</jpegQuality>
<mergeMaxSize min="" max="">
<!--dependent, xs:integer, reserved-->
</mergeMaxSize>
<featureIndex min="" max="">
<!--optional, xs:integer, 0-close-up picture is not required, 1-get the first close-up picture, 2-get the second close-up picture, 3-get the third close-up picture-->
</featureIndex>
<closeupIndex min="0" max="5"><!--dependent, xs: integer, close-up picture No., which is between 0 and 5--></closeupIndex>
<closeupScale min="0" max="100"><!--dependent, xs: integer, close-up scale level, which is between 0 and 100--></closeupScale>
<positionOffset min="50" max="2047"><!--dependent, xs: integer, position offset, which is between 50 and 2047--></positionOffset>
<maxMergedPicSize min="" max=""><!--dependent, xs: integer, maximum size of composite picture value range [200,4096], unit: KB--></maxMergedPicSize>
<orignalPicScale min="" max=""><!--dependent, xs: integer, zooming rate of original picture: 0, 1, 2, 3, 4--></orignalPicScale>
<featureScale opt=""><!--dependent, xs:integer, 2-close-up thumbnail, 4-close-up picture, this node is valid when the monitoring point is a terminal--></featureScale>
<copyVehicle1302 min="" max="">
<!--dependent, xs: integer, 0-not copy, 1,2,3-copy the first, second, or third picture, this node is valid when the monitoring point is a terminal-->
</copyVehicle1302>
<copyVehicleOther min="" max="">
<!--dependent, xs: integer, 0-not copy, 1,2,3-copy the first, second, or third picture, this node is valid when the monitoring point is a terminal-->
</copyVehicleOther>
<featureStrategy min="" max="">
<!--dependent, xs: integer, strategy for getting close-up picture: 0-coordinates of license plate is in priority (default), 1-force the ANPR area-->
</featureStrategy>
<plateYOffset min="" max="">
<!--dependent, xs: integer, y-coordinate offset of center point of license plate, unit: pixel, the default value is 0, and the value range is [-500,500], upward offset: positive, downward offset: negative-->
</plateYOffset>
<recYOffset min="" max="">
<!--dependent, xs: integer, y-coordinate offset of center point of ANPR area, unit: pixel, the default value is 0, and the value range is [-500,500], upward offset: positive, downward offset: negative-->
</recYOffset>
<jpegResolutionWidth opt="1920,1280,704,2560,3840" def="2560">
<!--required, xs:integer, width of picture resolution-->
</jpegResolutionWidth>
<jpegResolutionHeight opt="1080,720,576,1440,2160" def="1440">
<!--required, xs:integer, height of picture resolution-->
</jpegResolutionWidth>
<PictureAddIntInfo>
<!--optional, overlay information on alarm picture-->
<isAddTargetInfo>
<!--optional, xs:integer, whether to overlay target information on alarm picture: 0-no (default), 1-yes-->
</isAddTargetInfo>
<isAddRuleInfo>
<!--optional, xs:integer, whether to overlay rule information on alarm picture: 0-no (default), 1-yes-->
</isAddIntInfo>
<isAddTrackingInfo opt="true,false">
<!--optional, xs:boolean, whether to overlay pattern information on alarm picture: 0-no (default), 1-yes-->
</isAddTrackingInfo>
</PictureAddIntInfo>
<ProspectmapInfo>
<!--optional, overlay information on distant view picture-->
<isAddTargetInfo>
<!--optional, xs:integer, whether to overlay target information on video: 0-no (default), 1-yes-->
</isAddIntInfo>
<isAddRuleInfo>
<!--optional, xs:integer, whether to overlay rule information on video: 0-no (default), 1-yes-->
</isAddIntInfo>
<isAddTrackingInfo opt="true,false">
<!--optional, xs:boolean, whether to overlay pattern information on alarm picture: 0-no (default), 1-yes-->
</isAddTrackingInfo>
</ProspectmapInfo>
<isVehicleMonitorOverlay opt="true,false"><!--optional, xs:boolean, Whether to enable OSD string overlay for vehicle arming--></isVehicleMonitorOverlay>
</ImageMerge>