Zsh scripts to copy or paste image in Ubuntu / WSL

my_pbcopy

#!/usr/bin/env zsh

() {
    local file_type="$(file -b --mime-type "$1")"

    if [[ "$file_type" == "image/png" ]]; then
        cat "$1" | powershell.exe -c '
            Add-Type -AssemblyName System.Drawing;
            Add-Type -AssemblyName System.Windows.Forms;

            $ms = New-Object System.IO.MemoryStream
            $stdin = [Console]::OpenStandardInput()

            $stdin.CopyTo($ms)
            $img = [System.Drawing.Image]::FromStream($ms)
            [System.Windows.Forms.Clipboard]::SetImage($img)
            $img.Dispose()
            $ms.Dispose()
        '
    else
        cat "$1" | clip.exe
    fi

} =(cat) # Flush all input to the temp file, that supports lseek

my_pbpaste

#!/usr/bin/env zsh

powershell.exe -c '
    Add-Type -AssemblyName System.Windows.Forms;

    if ([System.Windows.Forms.Clipboard]::ContainsImage()) {
        [Console]::Write("0")
        $image = [System.Windows.Forms.Clipboard]::GetImage()

        $ms = New-Object System.IO.MemoryStream
        $image.Save($ms, [System.Drawing.Imaging.ImageFormat]::Png)
        [Console]::OpenStandardOutput().Write($ms.ToArray(), 0, $ms.Length)
        $ms.Dispose()
    } else {
        [Console]::Write("1")
        $OutputEncoding = [Console]::InputEncoding = [Console]::OutputEncoding = New-Object System.Text.UTF8Encoding
        Get-Clipboard
    }
' | (
    local ctl
    read -k1 -u0 ctl
    if [[ $ctl == "1" ]]; then
        sed 's/\r$//' | sed -z '$ s/\n$//'
    else
        cat
    fi
)