Mega Code Archive

 

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Detect if sound card is present

Title: Detect if sound card is present Use WaveOutGetNumDevs procedure. It returns number of waveform-audio output devices present in the system. Don't forget include MMSystem to uses chapter. uses MMSystem; ... procedure TForm1.Button1Click(Sender: TObject); begin if WaveOutGetNumDevs&lt&gt0 then Label1.Caption:='Sound card is present' else Label1.Caption:='Sound card is not present'; end;