diff options
Diffstat (limited to 'WebCore/platform/graphics/win/QTMovieWin.cpp')
| -rw-r--r-- | WebCore/platform/graphics/win/QTMovieWin.cpp | 875 |
1 files changed, 0 insertions, 875 deletions
diff --git a/WebCore/platform/graphics/win/QTMovieWin.cpp b/WebCore/platform/graphics/win/QTMovieWin.cpp deleted file mode 100644 index 8eee41b..0000000 --- a/WebCore/platform/graphics/win/QTMovieWin.cpp +++ /dev/null @@ -1,875 +0,0 @@ -/* - * Copyright (C) 2007 Apple Computer, Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ -#include "config.h" - -#include <windows.h> - -#include "QTMovieWin.h" - -// Put Movies.h first so build failures here point clearly to QuickTime -#include <Movies.h> -#include <QuickTimeComponents.h> -#include <GXMath.h> -#include <QTML.h> - -#include "QTMovieWinTimer.h" - -#include <wtf/Assertions.h> -#include <wtf/HashSet.h> -#include <wtf/Noncopyable.h> -#include <wtf/Vector.h> - -using namespace std; - -static const long minimumQuickTimeVersion = 0x07300000; // 7.3 - -// Resizing GWorlds is slow, give them a minimum size so size of small -// videos can be animated smoothly -static const int cGWorldMinWidth = 640; -static const int cGWorldMinHeight = 360; - -static const float cNonContinuousTimeChange = 0.2f; - -union UppParam { - long longValue; - void* ptr; -}; - -static MovieDrawingCompleteUPP gMovieDrawingCompleteUPP = 0; -static HashSet<QTMovieWinPrivate*>* gTaskList; -static Vector<CFStringRef>* gSupportedTypes = 0; -static SInt32 quickTimeVersion = 0; - -static void updateTaskTimer(int maxInterval = 1000) -{ - if (!gTaskList->size()) { - stopSharedTimer(); - return; - } - - long intervalInMS; - QTGetTimeUntilNextTask(&intervalInMS, 1000); - if (intervalInMS > maxInterval) - intervalInMS = maxInterval; - setSharedTimerFireDelay(static_cast<float>(intervalInMS) / 1000); -} - -class QTMovieWinPrivate : Noncopyable { -public: - QTMovieWinPrivate(); - ~QTMovieWinPrivate(); - void task(); - void startTask(); - void endTask(); - - void createMovieController(); - void registerDrawingCallback(); - void drawingComplete(); - void updateGWorld(); - void createGWorld(); - void deleteGWorld(); - void clearGWorld(); - - void setSize(int, int); - - QTMovieWin* m_movieWin; - Movie m_movie; - MovieController m_movieController; - bool m_tasking; - QTMovieWinClient* m_client; - long m_loadState; - bool m_ended; - bool m_seeking; - float m_lastMediaTime; - double m_lastLoadStateCheckTime; - int m_width; - int m_height; - bool m_visible; - GWorldPtr m_gWorld; - int m_gWorldWidth; - int m_gWorldHeight; - GWorldPtr m_savedGWorld; - long m_loadError; -}; - -QTMovieWinPrivate::QTMovieWinPrivate() - : m_movieWin(0) - , m_movie(0) - , m_movieController(0) - , m_tasking(false) - , m_client(0) - , m_loadState(0) - , m_ended(false) - , m_seeking(false) - , m_lastMediaTime(0) - , m_lastLoadStateCheckTime(0) - , m_width(0) - , m_height(0) - , m_visible(false) - , m_gWorld(0) - , m_gWorldWidth(0) - , m_gWorldHeight(0) - , m_savedGWorld(0) - , m_loadError(0) -{ -} - -QTMovieWinPrivate::~QTMovieWinPrivate() -{ - endTask(); - if (m_gWorld) - deleteGWorld(); - if (m_movieController) - DisposeMovieController(m_movieController); - if (m_movie) - DisposeMovie(m_movie); -} - -static void taskTimerFired() -{ - // The hash content might change during task() - Vector<QTMovieWinPrivate*> tasks; - copyToVector(*gTaskList, tasks); - size_t count = tasks.size(); - for (unsigned n = 0; n < count; ++n) - tasks[n]->task(); - - updateTaskTimer(); -} - -void QTMovieWinPrivate::startTask() -{ - if (m_tasking) - return; - if (!gTaskList) - gTaskList = new HashSet<QTMovieWinPrivate*>; - gTaskList->add(this); - m_tasking = true; - updateTaskTimer(); -} - -void QTMovieWinPrivate::endTask() -{ - if (!m_tasking) - return; - gTaskList->remove(this); - m_tasking = false; - updateTaskTimer(); -} - -void QTMovieWinPrivate::task() -{ - ASSERT(m_tasking); - - if (!m_loadError) { - if (m_movieController) - MCIdle(m_movieController); - else - MoviesTask(m_movie, 0); - } - - // GetMovieLoadState documentation says that you should not call it more often than every quarter of a second. - if (systemTime() >= m_lastLoadStateCheckTime + 0.25 || m_loadError) { - // If load fails QT's load state is kMovieLoadStateComplete. - // This is different from QTKit API and seems strange. - long loadState = m_loadError ? kMovieLoadStateError : GetMovieLoadState(m_movie); - if (loadState != m_loadState) { - - // we only need to erase the movie gworld when the load state changes to loaded while it - // is visible as the gworld is destroyed/created when visibility changes - if (loadState >= QTMovieLoadStateLoaded && m_loadState < QTMovieLoadStateLoaded && m_visible) - clearGWorld(); - - m_loadState = loadState; - if (!m_movieController && m_loadState >= kMovieLoadStateLoaded) - createMovieController(); - m_client->movieLoadStateChanged(m_movieWin); - } - m_lastLoadStateCheckTime = systemTime(); - } - - bool ended = !!IsMovieDone(m_movie); - if (ended != m_ended) { - m_ended = ended; - if (m_client && ended) - m_client->movieEnded(m_movieWin); - } - - float time = m_movieWin->currentTime(); - if (time < m_lastMediaTime || time >= m_lastMediaTime + cNonContinuousTimeChange || m_seeking) { - m_seeking = false; - if (m_client) - m_client->movieTimeChanged(m_movieWin); - } - m_lastMediaTime = time; - - if (m_loadError) - endTask(); -} - -void QTMovieWinPrivate::createMovieController() -{ - Rect bounds; - long flags; - - if (!m_movie) - return; - - if (m_movieController) - DisposeMovieController(m_movieController); - - GetMovieBox(m_movie, &bounds); - flags = mcTopLeftMovie | mcNotVisible; - m_movieController = NewMovieController(m_movie, &bounds, flags); - if (!m_movieController) - return; - - MCSetControllerPort(m_movieController, m_gWorld); - MCSetControllerAttached(m_movieController, false); -} - -void QTMovieWinPrivate::registerDrawingCallback() -{ - UppParam param; - param.ptr = this; - SetMovieDrawingCompleteProc(m_movie, movieDrawingCallWhenChanged, gMovieDrawingCompleteUPP, param.longValue); -} - -void QTMovieWinPrivate::drawingComplete() -{ - if (!m_gWorld || m_loadState < kMovieLoadStateLoaded) - return; - m_client->movieNewImageAvailable(m_movieWin); -} - -void QTMovieWinPrivate::updateGWorld() -{ - bool shouldBeVisible = m_visible; - if (!m_height || !m_width) - shouldBeVisible = false; - - if (shouldBeVisible && !m_gWorld) - createGWorld(); - else if (!shouldBeVisible && m_gWorld) - deleteGWorld(); - else if (m_gWorld && (m_width > m_gWorldWidth || m_height > m_gWorldHeight)) { - // need a bigger, better gWorld - deleteGWorld(); - createGWorld(); - } -} - -void QTMovieWinPrivate::createGWorld() -{ - ASSERT(!m_gWorld); - if (!m_movie) - return; - - m_gWorldWidth = max(cGWorldMinWidth, m_width); - m_gWorldHeight = max(cGWorldMinHeight, m_height); - Rect bounds; - bounds.top = 0; - bounds.left = 0; - bounds.right = m_gWorldWidth; - bounds.bottom = m_gWorldHeight; - OSErr err = QTNewGWorld(&m_gWorld, k32BGRAPixelFormat, &bounds, NULL, NULL, NULL); - if (err) - return; - GetMovieGWorld(m_movie, &m_savedGWorld, 0); - if (m_movieController) - MCSetControllerPort(m_movieController, m_gWorld); - SetMovieGWorld(m_movie, m_gWorld, 0); - bounds.right = m_width; - bounds.bottom = m_height; - if (m_movieController) - MCSetControllerBoundsRect(m_movieController, &bounds); - SetMovieBox(m_movie, &bounds); -} - -void QTMovieWinPrivate::clearGWorld() -{ - if (!m_movie||!m_gWorld) - return; - - GrafPtr savePort; - GetPort(&savePort); - MacSetPort((GrafPtr)m_gWorld); - - Rect bounds; - bounds.top = 0; - bounds.left = 0; - bounds.right = m_gWorldWidth; - bounds.bottom = m_gWorldHeight; - EraseRect(&bounds); - - MacSetPort(savePort); -} - - -void QTMovieWinPrivate::setSize(int width, int height) -{ - if (m_width == width && m_height == height) - return; - m_width = width; - m_height = height; - if (!m_movie) - return; - Rect bounds; - bounds.top = 0; - bounds.left = 0; - bounds.right = width; - bounds.bottom = height; - if (m_movieController) - MCSetControllerBoundsRect(m_movieController, &bounds); - SetMovieBox(m_movie, &bounds); - updateGWorld(); -} - -void QTMovieWinPrivate::deleteGWorld() -{ - ASSERT(m_gWorld); - if (m_movieController) - MCSetControllerPort(m_movieController, m_savedGWorld); - if (m_movie) - SetMovieGWorld(m_movie, m_savedGWorld, 0); - m_savedGWorld = 0; - DisposeGWorld(m_gWorld); - m_gWorld = 0; - m_gWorldWidth = 0; - m_gWorldHeight = 0; -} - - -QTMovieWin::QTMovieWin(QTMovieWinClient* client) - : m_private(new QTMovieWinPrivate()) -{ - m_private->m_movieWin = this; - m_private->m_client = client; - initializeQuickTime(); -} - -QTMovieWin::~QTMovieWin() -{ - delete m_private; -} - -void QTMovieWin::play() -{ - if (m_private->m_movieController) - MCDoAction(m_private->m_movieController, mcActionPrerollAndPlay, (void *)GetMoviePreferredRate(m_private->m_movie)); - else - StartMovie(m_private->m_movie); - m_private->startTask(); -} - -void QTMovieWin::pause() -{ - if (m_private->m_movieController) - MCDoAction(m_private->m_movieController, mcActionPlay, 0); - else - StopMovie(m_private->m_movie); - updateTaskTimer(); -} - -float QTMovieWin::rate() const -{ - if (!m_private->m_movie) - return 0; - return FixedToFloat(GetMovieRate(m_private->m_movie)); -} - -void QTMovieWin::setRate(float rate) -{ - if (!m_private->m_movie) - return; - if (m_private->m_movieController) - MCDoAction(m_private->m_movieController, mcActionPrerollAndPlay, (void *)FloatToFixed(rate)); - else - SetMovieRate(m_private->m_movie, FloatToFixed(rate)); - updateTaskTimer(); -} - -float QTMovieWin::duration() const -{ - if (!m_private->m_movie) - return 0; - TimeValue val = GetMovieDuration(m_private->m_movie); - TimeScale scale = GetMovieTimeScale(m_private->m_movie); - return static_cast<float>(val) / scale; -} - -float QTMovieWin::currentTime() const -{ - if (!m_private->m_movie) - return 0; - TimeValue val = GetMovieTime(m_private->m_movie, 0); - TimeScale scale = GetMovieTimeScale(m_private->m_movie); - return static_cast<float>(val) / scale; -} - -void QTMovieWin::setCurrentTime(float time) const -{ - if (!m_private->m_movie) - return; - m_private->m_seeking = true; - TimeScale scale = GetMovieTimeScale(m_private->m_movie); - if (m_private->m_movieController){ - QTRestartAtTimeRecord restart = { time * scale , 0 }; - MCDoAction(m_private->m_movieController, mcActionRestartAtTime, (void *)&restart); - } else - SetMovieTimeValue(m_private->m_movie, TimeValue(time * scale)); - updateTaskTimer(); -} - -void QTMovieWin::setVolume(float volume) -{ - if (!m_private->m_movie) - return; - SetMovieVolume(m_private->m_movie, static_cast<short>(volume * 256)); -} - -unsigned QTMovieWin::dataSize() const -{ - if (!m_private->m_movie) - return 0; - return GetMovieDataSize(m_private->m_movie, 0, GetMovieDuration(m_private->m_movie)); -} - -float QTMovieWin::maxTimeLoaded() const -{ - if (!m_private->m_movie) - return 0; - TimeValue val; - GetMaxLoadedTimeInMovie(m_private->m_movie, &val); - TimeScale scale = GetMovieTimeScale(m_private->m_movie); - return static_cast<float>(val) / scale; -} - -long QTMovieWin::loadState() const -{ - return m_private->m_loadState; -} - -void QTMovieWin::getNaturalSize(int& width, int& height) -{ - Rect rect = { 0, }; - - if (m_private->m_movie) - GetMovieNaturalBoundsRect(m_private->m_movie, &rect); - width = rect.right; - height = rect.bottom; -} - -void QTMovieWin::setSize(int width, int height) -{ - m_private->setSize(width, height); - updateTaskTimer(0); -} - -void QTMovieWin::setVisible(bool b) -{ - m_private->m_visible = b; - m_private->updateGWorld(); -} - -void QTMovieWin::paint(HDC hdc, int x, int y) -{ - if (!m_private->m_gWorld) - return; - - HDC hdcSrc = static_cast<HDC>(GetPortHDC(reinterpret_cast<GrafPtr>(m_private->m_gWorld))); - if (!hdcSrc) - return; - - // FIXME: If we could determine the movie has no alpha, we could use BitBlt for those cases, which might be faster. - BLENDFUNCTION blendFunction; - blendFunction.BlendOp = AC_SRC_OVER; - blendFunction.BlendFlags = 0; - blendFunction.SourceConstantAlpha = 255; - blendFunction.AlphaFormat = AC_SRC_ALPHA; - AlphaBlend(hdc, x, y, m_private->m_width, m_private->m_height, hdcSrc, - 0, 0, m_private->m_width, m_private->m_height, blendFunction); -} - -void QTMovieWin::load(const UChar* url, int len) -{ - if (m_private->m_movie) { - m_private->endTask(); - if (m_private->m_gWorld) - m_private->deleteGWorld(); - if (m_private->m_movieController) - DisposeMovieController(m_private->m_movieController); - m_private->m_movieController = 0; - DisposeMovie(m_private->m_movie); - m_private->m_movie = 0; - } - - // Define a property array for NewMovieFromProperties. 8 should be enough for our needs. - QTNewMoviePropertyElement movieProps[8]; - ItemCount moviePropCount = 0; - - bool boolTrue = true; - - // Create a URL data reference of type CFURL - CFStringRef urlStringRef = CFStringCreateWithCharacters(kCFAllocatorDefault, reinterpret_cast<const UniChar*>(url), len); - - // Disable streaming support for now. - if (CFStringHasPrefix(urlStringRef, CFSTR("rtsp:"))) { - m_private->m_loadError = noMovieFound; - goto end; - } - - CFURLRef urlRef = CFURLCreateWithString(kCFAllocatorDefault, urlStringRef, 0); - - // Add the movie data location to the property array - movieProps[moviePropCount].propClass = kQTPropertyClass_DataLocation; - movieProps[moviePropCount].propID = kQTDataLocationPropertyID_CFURL; - movieProps[moviePropCount].propValueSize = sizeof(urlRef); - movieProps[moviePropCount].propValueAddress = &urlRef; - movieProps[moviePropCount].propStatus = 0; - moviePropCount++; - - movieProps[moviePropCount].propClass = kQTPropertyClass_MovieInstantiation; - movieProps[moviePropCount].propID = kQTMovieInstantiationPropertyID_DontAskUnresolvedDataRefs; - movieProps[moviePropCount].propValueSize = sizeof(boolTrue); - movieProps[moviePropCount].propValueAddress = &boolTrue; - movieProps[moviePropCount].propStatus = 0; - moviePropCount++; - - movieProps[moviePropCount].propClass = kQTPropertyClass_MovieInstantiation; - movieProps[moviePropCount].propID = kQTMovieInstantiationPropertyID_AsyncOK; - movieProps[moviePropCount].propValueSize = sizeof(boolTrue); - movieProps[moviePropCount].propValueAddress = &boolTrue; - movieProps[moviePropCount].propStatus = 0; - moviePropCount++; - - movieProps[moviePropCount].propClass = kQTPropertyClass_NewMovieProperty; - movieProps[moviePropCount].propID = kQTNewMoviePropertyID_Active; - movieProps[moviePropCount].propValueSize = sizeof(boolTrue); - movieProps[moviePropCount].propValueAddress = &boolTrue; - movieProps[moviePropCount].propStatus = 0; - moviePropCount++; - - movieProps[moviePropCount].propClass = kQTPropertyClass_NewMovieProperty; - movieProps[moviePropCount].propID = kQTNewMoviePropertyID_DontInteractWithUser; - movieProps[moviePropCount].propValueSize = sizeof(boolTrue); - movieProps[moviePropCount].propValueAddress = &boolTrue; - movieProps[moviePropCount].propStatus = 0; - moviePropCount++; - - movieProps[moviePropCount].propClass = kQTPropertyClass_MovieInstantiation; - movieProps[moviePropCount].propID = '!url'; - movieProps[moviePropCount].propValueSize = sizeof(boolTrue); - movieProps[moviePropCount].propValueAddress = &boolTrue; - movieProps[moviePropCount].propStatus = 0; - moviePropCount++; - - movieProps[moviePropCount].propClass = kQTPropertyClass_MovieInstantiation; - movieProps[moviePropCount].propID = 'site'; - movieProps[moviePropCount].propValueSize = sizeof(boolTrue); - movieProps[moviePropCount].propValueAddress = &boolTrue; - movieProps[moviePropCount].propStatus = 0; - moviePropCount++; - - m_private->m_loadError = NewMovieFromProperties(moviePropCount, movieProps, 0, NULL, &m_private->m_movie); - - CFRelease(urlRef); -end: - m_private->startTask(); - // get the load fail callback quickly - if (m_private->m_loadError) - updateTaskTimer(0); - else - m_private->registerDrawingCallback(); - - CFRelease(urlStringRef); -} - -void QTMovieWin::disableUnsupportedTracks(unsigned& enabledTrackCount) -{ - if (!m_private->m_movie) { - enabledTrackCount = 0; - return; - } - - static HashSet<OSType>* allowedTrackTypes = 0; - if (!allowedTrackTypes) { - allowedTrackTypes = new HashSet<OSType>; - allowedTrackTypes->add(VideoMediaType); - allowedTrackTypes->add(SoundMediaType); - allowedTrackTypes->add(TextMediaType); - allowedTrackTypes->add(BaseMediaType); - allowedTrackTypes->add('clcp'); // Closed caption - allowedTrackTypes->add('sbtl'); // Subtitle - } - - long trackCount = GetMovieTrackCount(m_private->m_movie); - enabledTrackCount = trackCount; - - // Track indexes are 1-based. yuck. These things must descend from old- - // school mac resources or something. - for (long trackIndex = 1; trackIndex <= trackCount; trackIndex++) { - // Grab the track at the current index. If there isn't one there, then - // we can move onto the next one. - Track currentTrack = GetMovieIndTrack(m_private->m_movie, trackIndex); - if (!currentTrack) - continue; - - // Check to see if the track is disabled already, we should move along. - // We don't need to re-disable it. - if (!GetTrackEnabled(currentTrack)) - continue; - - // Grab the track's media. We're going to check to see if we need to - // disable the tracks. They could be unsupported. - Media trackMedia = GetTrackMedia(currentTrack); - if (!trackMedia) - continue; - - // Grab the media type for this track. Make sure that we don't - // get an error in doing so. If we do, then something really funky is - // wrong. - OSType mediaType; - GetMediaHandlerDescription(trackMedia, &mediaType, nil, nil); - OSErr mediaErr = GetMoviesError(); - if (mediaErr != noErr) - continue; - - if (!allowedTrackTypes->contains(mediaType)) { - SetTrackEnabled(currentTrack, false); - --enabledTrackCount; - } - - // Grab the track reference count for chapters. This will tell us if it - // has chapter tracks in it. If there aren't any references, then we - // can move on the next track. - long referenceCount = GetTrackReferenceCount(currentTrack, kTrackReferenceChapterList); - if (referenceCount <= 0) - continue; - - long referenceIndex = 0; - while (1) { - // If we get nothing here, we've overstepped our bounds and can stop - // looking. Chapter indices here are 1-based as well - hence, the - // pre-increment. - referenceIndex++; - Track chapterTrack = GetTrackReference(currentTrack, kTrackReferenceChapterList, referenceIndex); - if (!chapterTrack) - break; - - // Try to grab the media for the track. - Media chapterMedia = GetTrackMedia(chapterTrack); - if (!chapterMedia) - continue; - - // Grab the media type for this track. Make sure that we don't - // get an error in doing so. If we do, then something really - // funky is wrong. - OSType mediaType; - GetMediaHandlerDescription(chapterMedia, &mediaType, nil, nil); - OSErr mediaErr = GetMoviesError(); - if (mediaErr != noErr) - continue; - - // Check to see if the track is a video track. We don't care about - // other non-video tracks. - if (mediaType != VideoMediaType) - continue; - - // Check to see if the track is already disabled. If it is, we - // should move along. - if (!GetTrackEnabled(chapterTrack)) - continue; - - // Disabled the evil, evil track. - SetTrackEnabled(chapterTrack, false); - --enabledTrackCount; - } - } -} - -pascal OSErr movieDrawingCompleteProc(Movie movie, long data) -{ - UppParam param; - param.longValue = data; - QTMovieWinPrivate* mp = static_cast<QTMovieWinPrivate*>(param.ptr); - if (mp) - mp->drawingComplete(); - return 0; -} - -static void initializeSupportedTypes() -{ - if (gSupportedTypes) - return; - - gSupportedTypes = new Vector<CFStringRef>; - if (quickTimeVersion < minimumQuickTimeVersion) { - LOG_ERROR("QuickTime version %x detected, at least %x required. Returning empty list of supported media MIME types.", quickTimeVersion, minimumQuickTimeVersion); - return; - } - - // QuickTime doesn't have an importer for video/quicktime. Add it manually. - gSupportedTypes->append(CFSTR("video/quicktime")); - - for (int index = 0; index < 2; index++) { - ComponentDescription findCD; - - // look at all movie importers that can import in place and are installed. - findCD.componentType = MovieImportType; - findCD.componentSubType = 0; - findCD.componentManufacturer = 0; - findCD.componentFlagsMask = cmpIsMissing | movieImportSubTypeIsFileExtension | canMovieImportInPlace | dontAutoFileMovieImport; - - // look at those registered by HFS file types the first time through, by file extension the second time - findCD.componentFlags = canMovieImportInPlace | (index ? movieImportSubTypeIsFileExtension : 0); - - long componentCount = CountComponents(&findCD); - if (!componentCount) - continue; - - Component comp = 0; - while (comp = FindNextComponent(comp, &findCD)) { - // Does this component have a MIME type container? - ComponentDescription infoCD; - OSErr err = GetComponentInfo(comp, &infoCD, nil /*name*/, nil /*info*/, nil /*icon*/); - if (err) - continue; - if (!(infoCD.componentFlags & hasMovieImportMIMEList)) - continue; - QTAtomContainer mimeList = NULL; - err = MovieImportGetMIMETypeList((ComponentInstance)comp, &mimeList); - if (err || !mimeList) - continue; - - // Grab every type from the container. - QTLockContainer(mimeList); - int typeCount = QTCountChildrenOfType(mimeList, kParentAtomIsContainer, kMimeInfoMimeTypeTag); - for (int typeIndex = 1; typeIndex <= typeCount; typeIndex++) { - QTAtom mimeTag = QTFindChildByIndex(mimeList, 0, kMimeInfoMimeTypeTag, typeIndex, NULL); - if (!mimeTag) - continue; - char* atomData; - long typeLength; - if (noErr != QTGetAtomDataPtr(mimeList, mimeTag, &typeLength, &atomData)) - continue; - - char typeBuffer[256]; - if (typeLength >= sizeof(typeBuffer)) - continue; - memcpy(typeBuffer, atomData, typeLength); - typeBuffer[typeLength] = 0; - - // Only add "audio/..." and "video/..." types. - if (strncmp(typeBuffer, "audio/", 6) && strncmp(typeBuffer, "video/", 6)) - continue; - - CFStringRef cfMimeType = CFStringCreateWithCString(NULL, typeBuffer, kCFStringEncodingUTF8); - if (!cfMimeType) - continue; - - // Only add each type once. - bool alreadyAdded = false; - for (int addedIndex = 0; addedIndex < gSupportedTypes->size(); addedIndex++) { - CFStringRef type = gSupportedTypes->at(addedIndex); - if (kCFCompareEqualTo == CFStringCompare(cfMimeType, type, kCFCompareCaseInsensitive)) { - alreadyAdded = true; - break; - } - } - if (!alreadyAdded) - gSupportedTypes->append(cfMimeType); - else - CFRelease(cfMimeType); - } - DisposeHandle(mimeList); - } - } -} - -unsigned QTMovieWin::countSupportedTypes() -{ - initializeSupportedTypes(); - return static_cast<unsigned>(gSupportedTypes->size()); -} - -void QTMovieWin::getSupportedType(unsigned index, const UChar*& str, unsigned& len) -{ - initializeSupportedTypes(); - ASSERT(index < gSupportedTypes->size()); - - // Allocate sufficient buffer to hold any MIME type - static UniChar* staticBuffer = 0; - if (!staticBuffer) - staticBuffer = new UniChar[32]; - - CFStringRef cfstr = gSupportedTypes->at(index); - len = CFStringGetLength(cfstr); - CFRange range = { 0, len }; - CFStringGetCharacters(cfstr, range, staticBuffer); - str = reinterpret_cast<const UChar*>(staticBuffer); - -} - -bool QTMovieWin::initializeQuickTime() -{ - static bool initialized = false; - static bool initializationSucceeded = false; - if (!initialized) { - initialized = true; - // Initialize and check QuickTime version - OSErr result = InitializeQTML(0); - if (result == noErr) - result = Gestalt(gestaltQuickTime, &quickTimeVersion); - if (result != noErr) { - LOG_ERROR("No QuickTime available. Disabling <video> and <audio> support."); - return false; - } - if (quickTimeVersion < minimumQuickTimeVersion) { - LOG_ERROR("QuickTime version %x detected, at least %x required. Disabling <video> and <audio> support.", quickTimeVersion, minimumQuickTimeVersion); - return false; - } - EnterMovies(); - setSharedTimerFiredFunction(taskTimerFired); - gMovieDrawingCompleteUPP = NewMovieDrawingCompleteUPP(movieDrawingCompleteProc); - initializationSucceeded = true; - } - return initializationSucceeded; -} - -BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) -{ - switch (fdwReason) { - case DLL_PROCESS_ATTACH: - setSharedTimerInstanceHandle(hinstDLL); - return TRUE; - case DLL_PROCESS_DETACH: - case DLL_THREAD_ATTACH: - case DLL_THREAD_DETACH: - return FALSE; - } - ASSERT_NOT_REACHED(); - return FALSE; -} |