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This document describes APIs of VN-V685/686/686B. Differences of VN-V685, VN-V686 and
VN-V686B are as below.
Function VN-V685 VN-V686 VN-V686B
Maximum Optical
Zoom
x27 x36 x36
White Balance Mode
All white balance mode
s are available
"autoFull" and "sodium" are
not available
All white balanc
e modes are
available
3D Noise Reduction
available(from v3.00)
available(from v3.00) none
Click on Center available available (from v1.04) available
Intelligent Tracking
available available (from v1.03) available
IPv6 available none available
AMX Device
Discovery Protocol
available none available
VSIP available none available
1. Getting JPEG from VN-V685/686/686B via HTTP
1.1. Basic Procedures
1) The client establishes a TCP connection to port number 80.
2) The client sends out API.
Example
GET /api/video?encode=jpeg&framerate=30&boundary=on&ptz_info=off HTTP/1.1<CRLF>
Host: 192.168.0.2<CRLF><CRLF>
Note <CRLF> denotes the line feed code (0x0D, 0x0A).
3) VN-V685/686/686B returns HTTP response.
Example of VN-V685
HTTP/1.1 200 OK<CRLF>
Connection: close<CRLF>
Content-type: multipart/x-mixed-replace;boundary=-foo<CRLF>
Date: Tue, 02 Oct 2008 07:33:12 GMT<CRLF>
Server: JVC VN-V685 Network Camera<CRLF>
x-vnv685_response:
encode=jpeg&framerate=30&framesize=vga&boundary=on&ptz_info=off<CRLF><CRLF>
4) VN-V685/686/686B sends out JPEG data after returning HTTP response.
JPEG files with boundary structure will be sent out continuously after HTTP Response as follows. Content-Length in