Powershell Websocket客户端发送图像

# 引入必要的.NET命名空间
Add-Type -AssemblyName System.Net.WebSockets.ClientWebSocket

# 图像文件路径
$imagePath = "C:\path\to\your\image.jpg"

# 读取图像文件为字节流
$imageBytes = [System.IO.File]::ReadAllBytes($imagePath)

# WebSocket服务器地址
$serverUri = "ws://your-websocket-server.com"

# 创建WebSocket客户端实例
$client = New-Object System.Net.WebSockets.ClientWebSocket

try {
    # 连接到WebSocket服务器
    $client.ConnectAsync($serverUri, $null).Wait()

    # 将图像字节流分割成适合WebSocket发送的帧
    $bufferSize = 1024
    for ($i = 0; $i -lt $imageBytes.Length; $i += $bufferSize) {
        $remainingBytes = $imageBytes.Length - $i
        $sendSize = [math]::Min($bufferSize, $remainingBytes)
        $buffer = New-Object byte[] $sendSize
        [System.Array]::Copy($imageBytes, $i, $buffer, 0, $sendSize)

        # 发送数据帧
        $client.SendAsync($buffer, [System.Net.WebSockets.WebSocketMessageType]::Binary, $false, $null).Wait()
    }

    Write-Host "图像发送成功！"
}
catch {
    Write-Host "发送图像时出错：" $_.Exception.Message
}
finally {
    # 关闭WebSocket连接
    if ($client.State -eq [System.Net.WebSockets.WebSocketState]::Open) {
        $client.CloseAsync([System.Net.WebSockets.CloseStatus]::NormalClosure, "Closing", $null).Wait()
    }
}