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Jpeg encoding, Acquiring jpeg encoding on/off from vn-e4, Setting jpeg encoding on/off for vn-e4 – JVC 4ch Network Encoder VN-E4 User Manual

Page 23: Acquiring frame rate from vn-e4, Api for acquiring/changing parameters of vn-e4

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5. API for Acquiring/Changing Parameters of VN-E4 _

5.3. JPEG Encoding

This API is related to JPEG encoding. This is equivalent to the feature on the Encoding page of the WEB setting page. Refer to the instruction
manual for details on the Encoding page.
Up to 8 types of JPEG data may be encoded according to the combination of the input channel and frame size. Specify a type from the 8
encoding numbers below when acquiring/changing settings via API.

Acquiring JPEG Encoding On/Off from VN-E4

Format

/api/param?encode(Number).status

Example

When acquiring encoding on/off of Encoding No. 1

/api/param?encode(1).status

Example of response

encode(1).status=on&200 OK

Interpretation

Acquire the encoding on/off of the specified encoding number. Note that encoding numbers are different from
video input channels.

Allowed users

admin, operator, user

Setting JPEG Encoding On/Off for VN-E4

Format

/api/param?encode(Number).status=data

Example

When setting encoding on/off of Encoding No. 1

/api/param?encode(1).status=off

Example of response

encode(1).status&200 OK

Interpretation

Change the encoding on/off of the specified encoding number. Specify as on to turn on and off to turn off. Note
that encoding numbers are different from video input channels.

Allowed users

admin, operator

Acquiring Frame Rate from VN-E4

Format

/api/param?encode(Number).framerate

Example

When acquiring frame rate of Encoding No. 1

/api/param?encode(1).framerate

Example of response

encode(1).framerate=15&200 OK

Interpretation

Acquire frame rate of the specified encoding number. Note that encoding numbers are different from video
input channels.

Allowed users

admin, operator, user

5.3. JPEG Encoding

Encoding No.

Input Channel

Frame Size

1

1

VGA

2

1

QVGA

3

2

VGA

4

2

QVGA

5

3

VGA

6

3

QVGA

7

4

VGA

8

4

QVGA