TWebBrowser静音

procedure TForm1.FormCreate(Sender: TObject);

var

hDSound: Cardinal;

pDirectSoundCreate: Pointer;

hWinmm: Cardinal;

pmidiStreamOpen: Pointer;

pwaveOutWrite: Pointer;

lp: Cardinal;

begin

hDSound := LoadLibrary('DSound.dll');

if hDSound > 0 then

pDirectSoundCreate := GetProcAddress(hDSound, 'DirectSoundCreate');

if pDirectSoundCreate <> nil then

begin

VirtualProtect(pDirectSoundCreate, 3, PAGE_EXECUTE_READWRITE, lp);

Move(#$C2#$0C#$00, pDirectSoundCreate^, 3);

end;

hWinmm := LoadLibrary('Winmm.dll');

if hWinmm > 0 then

pmidiStreamOpen := GetProcAddress(hWinmm, 'midiStreamOpen');

if pmidiStreamOpen <> nil then

begin

VirtualProtect(pmidiStreamOpen, 3, PAGE_EXECUTE_READWRITE, lp);

Move(#$C2#$04#$00, pmidiStreamOpen^, 3);

end;

if hWinmm > 0 then

pwaveOutWrite := GetProcAddress(hWinmm, 'waveOutWrite');

if pwaveOutWrite <> nil then

begin

VirtualProtect(pwaveOutWrite, 3, PAGE_EXECUTE_READWRITE, lp);

Move(#$C2#$0C#$00, pwaveOutWrite^, 3);

end;

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