JVC 257 Security Camera User Manual


 
Example /api/param?network.rtsp.port=554
Example of Response network.rtsp.port&202 Accepted(network.rtsp(configuration).status=restart)
Interpretation Change port number of RTSP server. Default is 554.
Allowed user admin, operator
29. Getting Audio from the Camera via HTTP
(VN-H57/157WP/257/257VP)
29.1. Basic Procedures
1) The client establishes a TCP connection to port number 80.
2) The client sends out API.
Example
GET /api/audio?lowdelay=1 HTTP/1.1<CRLF>
Host: 192.168.0.2<CRLF><CRLF>
Note <CRLF> denotes the line feed code (
0x0D, 0x0A
).
3) The camera returns HTTP response.
Example
HTTP/1.1 200 OK<CRLF>
Connection: close<CRLF>
Content-type: audio/ulaw<CRLF>
Date: Tue, 02 Oct 2007 07:33:12 GMT<CRLF>
Server: JVC VN-H57 Network Camera<CRLF>
x-vnh57_response: encode=ulaw&lowdelay=1&assured=1<CRLF><CRLF>
4) The camera sends out audio data after returning HTTP response.
Audio data with 12 bytes header will be sent out continuously after HTTP response. HTTP Response and audio
data sent out by the camera are as follows.
HTTP Response
header (12 bytes)
u-Law data (512 bytes)
header (12 bytes)
u-Law data (512 bytes)