adb 检测摄像头是否连接

$lostDeviceIds = @()
.\adb.exe devices | ? { $_ -match '\bdevice\b' } | Select-String '.*(?=\t)' | ForEach-Object { ($_.Matches.Value) } | % {
    $info = .\adb.exe -s $_ shell ' dumpsys media.camera | grep Facing '        
    $output = "$_ $info"            
    if ( -not (($info -like '*Back*' ) -and ($info -like '*Front*' )) ) {
        Write-Host $output -ForegroundColor Red            
        $lostDeviceIds += $_ 
    } 
    else { 
        echo $output 
    } 
}        

echo "缺少摄像头编号"

$lostDeviceIds | % { echo $_ }

过 ip 连接检测

$lostDeviceIds = @()
1..80 | 
ForEach-Object { "10.10.104.$($_)" } | # 拼接 ip 
ForEach-Object { 

    $result = Test-Connection $_ -Count 1 -Quiet; # ping 地址 
    $msg = "$_ $result"

    if (-not $result) {
        # 手机 ip 不存在
        Write-Host $msg -ForegroundColor Red # 失败仅输出
    }
    else{
        # 检测到手机对应的 ip 地址
        Write-Host $msg -ForegroundColor Green

        # 拼接 adb 连接地址 
        $mobileAddress = "$($_):6667"
        adb connect $mobileAddress | Out-Null

        if(-not $?)
        {
            # 连接手机失败
            Write-Host "$_ 连接失败" -ForegroundColor Red
        }
        else {
            # # 调用 nc 获取外网 ip 
            # adb -s $mobileAddress shell "echo -e 'GET / HTTP/1.1\r\nHost: ip.3322.net\r\nConnection: close\r\n\r\n' | nc ip.3322.net 80 " | Select-String "(\d+\.){3}\d+"  | % Matches | % Value

            # 获取摄像头信息
            $info = adb -s $mobileAddress shell ' dumpsys media.camera | grep Facing '
            $output = "$_ $info"   

            # 检测是否包含前后摄像头
            if( -not (($info -like '*Back*' ) -and ($info -like '*Front*' )) ){            
                Write-Host $output -ForegroundColor Red
                $lostDeviceIds += $_
            }
            else{
                Write-Output $output  
            }

            # 断开 adb 连接
            adb disconnect $mobileAddress  | Out-Null
        }
    }

    Write-Output "" 
}

Write-Output "单独输出缺少摄像头编号"
$lostDeviceIds | % { echo $_ }