ByteScout Cloud API Server – Image To PDF API – PowerShell – Convert Images To PDF From URLs Asynchronously

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ByteScout Cloud API Server – Image To PDF API – PowerShell – Convert Images To PDF From URLs Asynchronously

printable version:
ByteScout-Cloud-API-Server-PowerShell-Convert-Images-To-PDF-From-URLs-Asynchronously.pdf

How to convert images to PDF from urls asynchronously for image to PDF API in PowerShell with ByteScout Cloud API Server

Follow this simple tutorial to learn convert images to PDF from urls asynchronously to have image to PDF API in PowerShell

The documentation is written to assist you to apply all the necessary features on your side. ByteScout Cloud API Server was designed to assist image to PDF API in PowerShell. ByteScout Cloud API Server is the ready to deploy Web API Server that can be deployed in less than thirty minutes into your own in-house Windows server (no Internet connnection is required to process data!) or into private cloud server. Can store data on in-house local server based storage or in Amazon AWS S3 bucket. Processing data solely on the server using built-in ByteScout powered engine, no cloud services are used to process your data!.

The SDK samples displayed below below explain how to quickly make your application do image to PDF API in PowerShell with the help of ByteScout Cloud API Server. This PowerShell sample code can be used by copying and pasting into your project. Once done,just compile your project and click Run. Further improvement of the code will make it more robust.

Free! Free! Free! ByteScout free trial version is available for FREE download from our website. Programming tutorials along with source code samples are assembled.

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ConvertImagesToPdfFromUrlsAsynchronously.ps1

      # Please NOTE: In this sample we're assuming Cloud Api Server is hosted at "https://localhost". 
# If it's not then please replace this with with your hosting url.

# Cloud API asynchronous "Image To PDF" job example.
# Allows to avoid timeout errors when processing huge or scanned PDF documents.

# Direct URLs of image files to convert to PDF document
$SourceFiles = @(
    "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/image-to-pdf/image1.png",
    "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/image-to-pdf/image2.jpg"
)
# Destination PDF file name
$DestinationFile = ".\result.pdf"
# (!) Make asynchronous job
$Async = $true

# Prepare URL for `Image To PDF` API call
$query = "https://localhost/pdf/convert/from/image?name=$(Split-Path $DestinationFile -Leaf)&url=$($SourceFiles -join ",")&async=$($Async)"
$query = [System.Uri]::EscapeUriString($query)

try {
    # Execute request
    $jsonResponse = Invoke-RestMethod -Method Get  -Uri $query

    if ($jsonResponse.error -eq $false) {
        # Asynchronous job ID
        $jobId = $jsonResponse.jobId
        # URL of generated PDF file that will available after the job completion
        $resultFileUrl = $jsonResponse.url

        # Check the job status in a loop. 
        do {
            $statusCheckUrl = "https://localhost/job/check?jobid=" + $jobId
            $jsonStatus = Invoke-RestMethod -Method Get  -Uri $statusCheckUrl

            # Display timestamp and status (for demo purposes)
            Write-Host "$(Get-date): $($jsonStatus.status)"

            if ($jsonStatus.status -eq "success") {
                # Download PDF file
                Invoke-WebRequest  -OutFile $DestinationFile -Uri $resultFileUrl
                Write-Host "Generated PDF file saved as `"$($DestinationFile)`" file."
                break
            }
            elseif ($jsonStatus.status -eq "working") {
                # Pause for a few seconds
                Start-Sleep -Seconds 3
            }
            else {
                Write-Host $jsonStatus.status
                break
            }
        }
        while ($true)
    }
    else {
        # Display service reported error
        Write-Host $jsonResponse.message
    }
}
catch {
    # Display request error
    Write-Host $_.Exception
}

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run.bat

      @echo off

powershell -NoProfile -ExecutionPolicy Bypass -Command "& .\ConvertImagesToPdfFromUrlsAsynchronously.ps1"
echo Script finished with errorlevel=%errorlevel%

pause