public static async Task <bool> IsAcceleratorAvailable(RecorderOptions.HardwareAccel accel)
{
string codec = "h264" + accel.GetH264Suffix();
var ffmpeg = new Process
{
StartInfo = new ProcessStartInfo
{
FileName = "ffmpeg.exe",
Arguments = $"-f lavfi -i color=s=640x480:d=0 -c:v {codec} -f ismv -",
UseShellExecute = false,
CreateNoWindow = true
}
};
ffmpeg.Start();
await ffmpeg.WaitForExitAsync();
return(ffmpeg.ExitCode == 0);
}
public static string GetH264Suffix(this RecorderOptions.HardwareAccel accel) => accel == RecorderOptions.HardwareAccel.AMD ? "_amf" : accel == RecorderOptions.HardwareAccel.NVIDIA ? "_nvenc" : null;
