ConvertPdfToJpegFromUrlAsynchronously.ps1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | # Cloud API asynchronous "PDF To JPEG" job example. # Allows to avoid timeout errors when processing huge or scanned PDF documents. # The authentication key (API Key). # Get your own by registering at https://app.pdf.co/documentation/api $API_KEY = "***********************************" # Direct URL of source PDF file. $SourceFileUrl = "https://s3-us-west-2.amazonaws.com/bytescout-com/files/demo-files/cloud-api/pdf-to-image/sample.pdf" # Comma-separated list of page indices (or ranges) to process. Leave empty for all pages. Example: '0,2-5,7-'. $Pages = " " # PDF document password. Leave empty for unprotected documents. $Password = "" # (!) Make asynchronous job $Async = $true # Prepare URL for `PDF To JPEG` API call $Password, $Pages, $SourceFileUrl, $Async $query = [System.Uri]::EscapeUriString($query) try { # Execute request $jsonResponse = Invoke-RestMethod -Method Get -Headers @{ " x-api-key " = $API_KEY } -Uri $query if ($jsonResponse.error -eq $false) { # Asynchronous job ID $jobId = $jsonResponse.jobId # URL of generated JSON file available after the job completion; it will contain URLs of result PDF files. $resultJsonFileUrl = $jsonResponse.url # Check the job status in a loop. do { $jsonStatus = Invoke-RestMethod -Method Get -Uri $statusCheckUrl # Display timestamp and status (for demo purposes) Write-Host " $( Get-date ): $( $jsonStatus .Status) " if ($jsonStatus.Status -eq " Finished ") { # Download JSON file with URLs of result PDF files $jsonJpegUrls = Invoke-RestMethod -Method Get -Uri $resultJsonFileUrl # Download generated JPEG files $part = 1; foreach ($url in $jsonJpegUrls) { $localFileName = " .\page$( $part ).jpg " Invoke-WebRequest -Headers @{ " x-api-key " = $API_KEY } -OutFile $localFileName -Uri $url Write-Host " Downloaded ` "$($localFileName)`"" $part++ } break } elseif ($jsonStatus.Status -eq " InProgress") { # 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 } |
run.bat
1 2 3 4 5 6 | @echo off powershell -NoProfile -ExecutionPolicy Bypass -Command "& .\ConvertPdfToJpegFromUrlAsynchronously.ps1" echo Script finished with errorlevel=%errorlevel% pause |
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