[system.reflection.Assembly]::LoadFrom("C:\Users\lenovo\net40\AipSdk.dll")
[system.reflection.Assembly]::LoadFrom("C:\Users\lenovo\net40\Newtonsoft.Json.dll")
write-host "识别中，请等待..." -foregroundcolor green
$appid="25337405"
$apikey="4z3B35eRopI6ya7HNusnejah"
$secretkey="p9zrifkabzPrhDqgS8kv8OoHMpPWo3CI"
$pic="C:\Users\lenovo\Desktop\code.jpg"
$dirpic=dir $pic
$ocr=new-object baidu.aip.ocr.ocr($apikey,$secretkey)
$image=[system.io.file]::readallbytes($pic)
$json=$ocr.generalbasic($image)
$txt=$json.toString()|convertfrom-json
$txt.words_result.words
write-host "共识别$($txt.words_result_num)行文字" -foregroundcolor green
cd $dirpic.directoryname
$fn=$dirpic.basename+"_ocr.txt"
sc -path $fn -value $txt.words_result.words 
$null=[console]::readkey()
复制代码

作者@zaqmlp
Add-Type -AssemblyName System.Web;
$url='https://aip.baidubce.com/rest/2.0/ocr/v1/general_basic';
$pic='C:\Users\Administrator\Desktop\test.jpg';
$imagedata=[Web.HttpUtility]::UrlEncode([Convert]::ToBase64String([IO.File]::ReadAllBytes($pic)));
$poststr=@(   'access_token=24.b305c9822131e65eda05e29c157dd719.2592000.1559103982.282335-16139329',
    $('image='+$imagedata),
    'language_type=CHN_ENG',
    'detect_direction=false',
    'detect_language=false',
    'probability=false'
) -join '&';
$web=New-Object System.Net.WebClient;
$web.Headers.Add('Content-Type', 'application/x-www-form-urlencoded');
[byte[]]$postdata=[Text.Encoding]::UTF8.GetBytes($poststr);
[byte[]]$responsedata=$web.UploadData($url, 'POST', $postdata);
[Text.Encoding]::UTF8.GetString($responsedata);
复制代码

$code = {foreach($i in 1..50){$i;sleep -m 100}}   
$newPowerShell = [PowerShell]::Create().AddScript($code)
$handle = $newPowerShell.BeginInvoke()   
while ($handle.IsCompleted -eq $false) {
  Write-Host '.' -NoNewline
  Start-Sleep -m 500
}
Write-Host ""
$newPowerShell.EndInvoke($handle)
复制代码