172 lines
4.3 KiB
C++
172 lines
4.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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* Pierre Phaneuf <pp@ludusdesign.com>
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*/
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#include "nscore.h"
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#include "nsIAllocator.h"
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#include "plstr.h"
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#include "nsSound.h"
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#include "nsIURI.h"
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#include "nsNetUtil.h"
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#include "prmem.h"
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#include <Gestalt.h>
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#include <Sound.h>
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#include <QuickTimeComponents.h>
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NS_IMPL_ISUPPORTS2(nsSound, nsISound, nsIStreamLoaderObserver);
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////////////////////////////////////////////////////////////////////////
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nsSound::nsSound()
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{
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NS_INIT_REFCNT();
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}
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nsSound::~nsSound()
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{
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}
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NS_METHOD nsSound::Beep()
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{
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::SysBeep(1);
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return NS_OK;
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}
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#define kReadBufferSize (4 * 1024)
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// this currently does no cacheing of the sound buffer. It should
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NS_METHOD nsSound::Play(nsIURL *aURL)
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{
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// if quicktime is not installed, we can't do anything
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if (!HaveQuickTime())
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return NS_ERROR_NOT_IMPLEMENTED;
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nsCOMPtr<nsIStreamLoader> loader;
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nsresult rv = NS_NewStreamLoader(getter_AddRefs(loader), aURL, this);
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return rv;
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}
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NS_IMETHODIMP nsSound::OnStreamComplete(nsIStreamLoader *aLoader,
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nsISupports *context,
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nsresult aStatus,
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PRUint32 stringLen,
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const char *stringData)
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{
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if (NS_FAILED(aStatus))
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return NS_ERROR_FAILURE;
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// we should really verify that this is a .wav file
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OSErr err;
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Handle dataHandle = ::TempNewHandle(stringLen, &err);
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if (!dataHandle) return NS_ERROR_OUT_OF_MEMORY;
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BlockMoveData(stringData, *dataHandle, stringLen);
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nsresult rv = PlaySound(dataHandle, stringLen);
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::DisposeHandle(dataHandle);
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return rv;
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}
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nsresult nsSound::PlaySound(Handle waveDataHandle, long waveDataSize)
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{
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#if !TARGET_CARBON
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Handle dataRef = nil;
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Movie movie = nil;
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MovieImportComponent miComponent = nil;
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Track targetTrack = nil;
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TimeValue addedDuration = 0;
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long outFlags = 0;
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OSErr err = noErr;
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ComponentResult compErr = noErr;
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err = ::PtrToHand(&waveDataHandle, &dataRef, sizeof(Handle));
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if (err != noErr) goto bail;
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miComponent = ::OpenDefaultComponent(MovieImportType, kQTFileTypeWave);
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if (!miComponent) {
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err = paramErr;
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goto bail;
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}
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movie = ::NewMovie(0);
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if (!movie) {
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err = paramErr;
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goto bail;
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}
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compErr = ::MovieImportDataRef(miComponent,
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dataRef,
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HandleDataHandlerSubType,
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movie,
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nil,
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&targetTrack,
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nil,
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&addedDuration,
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movieImportCreateTrack,
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&outFlags);
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if (compErr != noErr) {
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err = compErr;
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goto bail;
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}
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::SetMovieVolume(movie, kFullVolume);
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::GoToBeginningOfMovie(movie);
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::StartMovie(movie);
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while (! ::IsMovieDone(movie))
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{
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::MoviesTask(movie, 0);
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err = ::GetMoviesError();
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}
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bail: // gasp, a goto label
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if (dataRef)
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::DisposeHandle(dataRef);
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if (miComponent)
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::CloseComponent(miComponent);
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if (movie)
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::DisposeMovie(movie);
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return (err == noErr) ? NS_OK : NS_ERROR_FAILURE;
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#else
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return NS_OK;
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#endif
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}
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PRBool nsSound::HaveQuickTime()
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{
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long gestResult;
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OSErr err = Gestalt (gestaltQuickTime, &gestResult);
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return (err == noErr) && ((long)EnterMovies != kUnresolvedCFragSymbolAddress);
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}
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