Как получить серийный номер AudioCD
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uses MMSystem, MPlayer;
procedure TForm1.Button1Click(Sender: TObject); var mp : TMediaPlayer; msp : TMCI_INFO_PARMS; MediaString : array[0..255] of char; ret : longint; begin mp := TMediaPlayer.Create(nil); mp.Visible := false; mp.Parent := Application.MainForm; mp.Shareable := true; mp.DeviceType := dtCDAudio; mp.FileName := 'D:'; mp.Open; Application.ProcessMessages; FillChar(MediaString, sizeof(MediaString), #0); FillChar(msp, sizeof(msp), #0); msp.lpstrReturn := @MediaString; msp.dwRetSize := 255; ret := mciSendCommand(Mp.DeviceId, MCI_INFO, MCI_INFO_MEDIA_IDENTITY, longint(@msp)); if Ret <> 0 then begin MciGetErrorString(ret, @MediaString, sizeof(MediaString)); Memo1.Lines.Add(StrPas(MediaString)); end else Memo1.Lines.Add(StrPas(MediaString)); mp.Close; Application.ProcessMessages; mp.free; end;
end. |