RoughDraft

0.3.4

Get-FFProbe.ps1

function Get-FFProbe {
    <#
    .Synopsis
        Gets FFProbe
    .Description
        Gets FFProbe, if installed
    .Example
        Get-FFProbe
    .Link
        Use-FFProbe
    #>
    param(
    # The path to FFProbe
    [Parameter(ValueFromPipelineByPropertyName)]
    $FFProbePath
    )

    process {
        if ($script:KnownFFProbePath) {
            return $script:KnownFFProbePath
        }


        if ($FFProbePath) {
            $FFProbeAtPath = $ExecutionContext.SessionState.InvokeCommand.GetCommand($FFProbePath, 'Application')
            if ($FFProbeAtPath) {
                $script:KnownFFProbePath = $FFProbeAtPath.Source
                return $script:KnownFFProbePath
            }
        }

        $FFProbeInPath = $ExecutionContext.SessionState.InvokeCommand.GetCommand('ffprobe', 'Application')
        if ($FFProbeInPath) {
            $script:KnownFFProbePath = $FFProbeInPath.Source
            return $script:KnownFFProbePath
        }

        if ($env:ProgramFiles) {
            $FFProbeInProgramFiles =
                $ExecutionContext.SessionState.InvokeCommand.GetCommand((
                    Join-Path (Join-Path (Join-Path $env:ProgramFiles ffmpeg) 'bin') 'FFProbe.exe'
                ), 'Application')

            if ($FFProbeInProgramFiles) {
                $script:KnownFFProbePath = $FFProbeInProgramFiles.Source
                return $script:KnownFFProbePath
            }
        }

        throw "Cannot find FFProbe"
    }
}