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Proposed Decapod Calibration Server Architecture

Proposed Decapod Calibration Server Architecture

Nov 19, 2012

Resources

Request Type

Response / Action

Status Code

GET

Redirects to the start page for the Decapod Calibration user interface.

Success: 301

DELETE, POST, PUT

N/A

Error: 405

GET

Returns the status of the upload.
At success,

{
    numOfStereoImages: #
}

At Error,

{
    error_code: "BAD_ZIP",
    msg: "Selected file does not seem to be an archive"
}

Success: 200, Error: 500, or 404 if unpacked directory is not found

PUT

Upload the zip file of images for generating the calibration data. Returns the same output as GET request

Success: 200, Error: 500, or 404 if unpacked directory is not found, or 409 if the calibration is in progress

DELETE

Removes all of the images

Success: 204, Error: 500 or 409 if the calibration is in progress

POST

N/A

Error: 405

GET

Returns the status of the calibration.
If the calibration is still in progress, return:

{
    status: "in progress"
}

If the calibration completes, return:

{
    status: "complete",
    url: "http://localhost:8083/data/calibrate.zip"
}

At error,

{
    status: "error",
}

Success: 200, Error: 500

PUT

Trigger the calibration action

Success: 202, Error: 409

DELETE

Removes all calibration data

Success: 204, Error: 409

POST

N/A

Error: 405

Image Status

Note: The image status are checked in the listed order.

Stauts Code

Message

Server returned JSON

BAD_ZIP

Selected file does not seem to be an archive 

{
    "statusCode": "BAD_ZIP",
    "message": "Selected file does not seem to be an archive"
}

NO_STEREO_IMAGES

Selected archive does not appear to have stereo images 

{
    "statusCode": "NO_STEREO_IMAGES",
    "message": "Selected archive does not appear to have stereo images"
}

NOT_ENOUGH_IMAGES

No enough calibration images 

{
    "statusCode": "NOT_ENOUGH_IMAGES",
    "requiredStereoImages": #,
    "DetectedStereoImages": #,
    "message": "Not enough calibration images are detected: Need 23 stereo images, found 12"
}