OSErr QTEffects_GetFirstVideoTrackInMovie (Movie theMovie, Track *theTrack) { *theTrack = GetMovieIndTrackType(theMovie, 1, kCharacteristicCanSendVideo, movieTrackCharacteristic | movieTrackEnabledOnly); if (*theTrack == NULL) return(invalidTrack); return(noErr); }
TLevelReader3gp::TLevelReader3gp(const TFilePath &path) : TLevelReader(path), m_IOError(QTNoError), m_track(0), m_movie(0), m_depth(0) // ,m_timeScale(0) { FSSpec fspec; QDErr err; Boolean dataRefWasChanged; if (QuickTimeStuff::instance()->getStatus() != noErr) { m_IOError = QTNotInstalled; return; } const char *pStr = toString(m_path.getWideString()).c_str(); FSMakeFSSpec(0, 0, (const unsigned char *)pStr, &fspec); getFSSpecFromPosixPath(pStr, &fspec, false); pStr = 0; if ((err = OpenMovieFile(&fspec, &m_refNum, fsRdPerm))) { m_IOError = QTUnableToOpenFile; return; } m_resId = 0; Str255 name; err = NewMovieFromFile(&m_movie, m_refNum, &m_resId, name, fsRdPerm, &dataRefWasChanged); int numTracks = GetMovieTrackCount(m_movie); assert(numTracks == 1 || numTracks == 2); m_track = GetMovieIndTrackType(m_movie, 1, VideoMediaType, movieTrackMediaType); //m_track=GetMovieTrack(m_movie,numTracks); ImageDescriptionHandle imageH; imageH = (ImageDescriptionHandle)NewHandleClear(sizeof(ImageDescription)); TINT32 index = 1; Media theMedia = GetTrackMedia(m_track); GetMediaSampleDescription(theMedia, index, (SampleDescriptionHandle)imageH); ImageDescriptionPtr imagePtr = *imageH; m_lx = imagePtr->width; m_ly = imagePtr->height; m_depth = imagePtr->depth; m_info = new TImageInfo(); m_info->m_lx = m_lx; m_info->m_ly = m_ly; Tiio::MovWriterProperties *prop = new Tiio::MovWriterProperties(); m_info->m_properties = prop; DisposeHandle((Handle)imageH); m_info->m_frameRate = GetMediaTimeScale(theMedia); }
Media GetMediaFromMovie(Movie mov) { Track theTrack; // get the first sound track theTrack = GetMovieIndTrackType(mov, 1, SoundMediaType, movieTrackMediaType); if(theTrack == NULL) return NULL; return GetTrackMedia(theTrack); }
quicktime_player* quicktime_player::open( const char *path ) { OSErr err; OSType dataRefType; Handle dataRef = NULL; short resID = 0; impl *m = new impl; std::string pathStd = path; #ifdef WIN32 for (std::string::iterator p = pathStd.begin(); p != pathStd.end(); ++p) if (*p == '/') *p = '\\'; #endif CFStringRef cfPath = CFStringCreateWithCString(NULL, pathStd.c_str(), kCFStringEncodingISOLatin1); err = QTNewDataReferenceFromFullPathCFString(cfPath, (QTPathStyle)kQTNativeDefaultPathStyle, 0, &dataRef, &dataRefType); CFRelease(cfPath); if (err != noErr) { delete m; return NULL; } err = NewMovieFromDataRef(&m->movie, newMovieActive, &resID, dataRef, dataRefType); DisposeHandle(dataRef); if (err != noErr) { delete m; return NULL; } m->track = GetMovieIndTrackType(m->movie, 1, VisualMediaCharacteristic, movieTrackCharacteristic); m->media = GetTrackMedia(m->track); Rect bounds; GetMovieBox(m->movie, &bounds); m->width = bounds.right; m->height = bounds.bottom; m->buffer = (unsigned char*)malloc(4 * m->width * m->height); err = QTNewGWorldFromPtr(&m->gworld, k32BGRAPixelFormat, &bounds, NULL, NULL, 0, m->buffer, 4 * m->width); if (err != noErr) { delete m; return NULL; } SetMovieGWorld(m->movie, m->gworld, NULL); return new quicktime_player(m); }
/* Get the media identifier for the media that contains the first video track's sample data, and also get the media handler for this media. */ void MovieGetVideoMediaAndMediaHandler(Movie inMovie, Media *outMedia, MediaHandler *outMediaHandler) { *outMedia = NULL; *outMediaHandler = NULL; /* get first video track */ Track videoTrack = GetMovieIndTrackType(inMovie, 1, kCharacteristicHasVideoFrameRate, movieTrackCharacteristic | movieTrackEnabledOnly); if (videoTrack != NULL) { /* get media ref. for track's sample data */ *outMedia = GetTrackMedia(videoTrack); if (*outMedia) { /* get a reference to the media handler component */ *outMediaHandler = GetMediaHandler(*outMedia); } } }
int main( int argc, char **argv ) { Movie movie; Track track; Media media; short refNum; short resID = 0; Boolean wasChanged; OSErr err = noErr; FSSpec fsspec; AudioFormatAtomPtr outAudioAtom; CmpSoundHeader outSoundInfo; SoundComponentData theInputFormat, theOutputFormat; SoundConverter mySoundConverter = NULL; // SCFillBufferData scFillBufferData = { NULL }; Ptr pDecomBuffer0 = NULL, pDecomBuffer1 = NULL; long kMaxOutputBuffer = 64 * 1024; long noFrames = 0, niFrames = 0, noBytes = 0, noSamples = 0; #define MAX_BUFFER_SIZE 256 * 1024 * 1024 /** Initialise MovieToolbox */ EnterMovies(); /** Open the movie file from the first argument */ printf( "opening audio file: '%s'\n", argv[1] ); path2fss( &fsspec, argv[1] ); err = OpenMovieFile( &fsspec, &refNum, fsRdPerm ); if ( err != noErr ) { printf( "failed to open audio: %d\n", GetMoviesError() ); exit( -1 ); } /** Instantiate the movie */ err = NewMovieFromFile( &movie, refNum, &resID, NULL, newMovieActive, &wasChanged ); if ( err ) { printf( "failed to instantiate movie\n" ); exit( -1 ); } CloseMovieFile( refNum ); refNum = 0; /** Get the first sound track */ track = GetMovieIndTrackType( movie, 1, SoundMediaType, movieTrackMediaType ); if ( track == NULL ) { printf( "failed to get sound track\n" ); exit( -1 ); } /** Get the sound track media */ media = GetTrackMedia( track ); if ( media == NULL ) { printf( "failed to get media from audio track\n" ); exit( -1 ); } Size size; Handle extension; SoundDescriptionHandle sourceSoundDescription; sourceSoundDescription = (SoundDescriptionHandle)NewHandle(0); /** Get the description of the sample data */ GetMediaSampleDescription( media, 1, (SampleDescriptionHandle)sourceSoundDescription ); err = GetMoviesError(); if ( err ) { printf( "failed to get description of sample data\n" ); exit( -1 ); } extension = NewHandle( 0 ); // get the "magic" decompression atom // This extension to the SoundDescription information stores // data specific to a given audio decompressor. Some audio // decompression algorithms require a set of out-of-stream // values to configure the decompressor. err = GetSoundDescriptionExtension( (SoundDescriptionHandle)sourceSoundDescription, &extension, siDecompressionParams ); if ( noErr == err ) { size = GetHandleSize( extension ); printf( "transferring data to audio buffer: %d bytes\n", size ); HLock( extension ); outAudioAtom = (AudioFormatAtom*)NewPtr( size ); err = MemError(); // copy the atom data to our buffer... BlockMoveData( *extension, outAudioAtom, size ); HUnlock( extension ); } else { // if it doesn't have an atom, that's ok outAudioAtom = NULL; err = noErr; } /** Setup our sound header */ outSoundInfo.format = (*sourceSoundDescription)->dataFormat; outSoundInfo.numChannels = (*sourceSoundDescription)->numChannels; outSoundInfo.sampleSize = (*sourceSoundDescription)->sampleSize; outSoundInfo.sampleRate = (*sourceSoundDescription)->sampleRate; outSoundInfo.compressionID = (*sourceSoundDescription)->compressionID; float db = ((float)outSoundInfo.sampleRate)/(1<<16); printf( "sample: %d\tchannels: %d\tsample size: %d\tsample rate: %f\tcompressionID: %d\n", outSoundInfo.format, outSoundInfo.numChannels, outSoundInfo.sampleSize, db, outSoundInfo.compressionID ); DisposeHandle( extension ); DisposeHandle( (Handle)sourceSoundDescription ); /** * Now that we've figured out what the audio file is, allocate buffers * and so on for conversion and playback */ printf( "initialising input/output conversion buffers\n" ); /** setup input/output format for sound converter */ theInputFormat.flags = 0; theInputFormat.format = outSoundInfo.format; theInputFormat.numChannels = outSoundInfo.numChannels; theInputFormat.sampleSize = outSoundInfo.sampleSize; theInputFormat.sampleRate = outSoundInfo. sampleRate; theInputFormat.sampleCount = 0; theInputFormat.buffer = NULL; theInputFormat.reserved = 0; theOutputFormat.flags = 0; theOutputFormat.format = kSoundNotCompressed; theOutputFormat.numChannels = theInputFormat.numChannels; theOutputFormat.sampleSize = theInputFormat.sampleSize; theOutputFormat.sampleRate = theInputFormat.sampleRate; theOutputFormat.sampleCount = 0; theOutputFormat.buffer = NULL; theOutputFormat.reserved = 0; // variableCompression means we're going to use the commonFrameSize field and the kExtendedSoundCommonFrameSizeValid flag // scFillBufferData.isSourceVBR = (outSoundInfo.compressionID == variableCompression ); err = SoundConverterOpen( &theInputFormat, &theOutputFormat, &mySoundConverter ); if ( err != noErr ) { printf( "failed to open sound converter\n" ); exit( -1 ); } else { printf( "opened sound converter ok\n" ); } // this isn't crucial or even required for decompression only, but it does tell // the sound converter that we're cool with VBR audio Ptr tptr = NewPtr( 1 ); tptr[0] = 1; SoundConverterSetInfo( mySoundConverter, siClientAcceptsVBR, tptr ); free( tptr ); /** * Set up the sound converters decompresson 'environment' by passing * in the 'magic' decompression atom */ err = SoundConverterSetInfo( mySoundConverter, siDecompressionParams, outAudioAtom ); if ( err != noErr ) { printf( "failed to set sound converter info\n" ); exit( -1 ); } else { printf( "set sound converter info ok\n" ); } if ( outAudioAtom ) { DisposePtr( (Ptr)outAudioAtom ); } if ( siUnknownInfoType == err ) { // clear this error, the decompressor didn't // need the decompression atom and that's OK err = noErr; } else { // BailErr(err); } /** * The input buffer has to be large enough so GetMediaSample isn't * going to fail, your mileage may vary */ Handle inputBuffer = NewHandle( MAX_BUFFER_SIZE ); // HLock( inputBuffer ); /** Start the sound conversion */ err = SoundConverterBeginConversion(mySoundConverter); // BailErr(err); /** Extract compressed audio from media track */ TimeValue tperSample = 0; err = GetMediaSample( media, inputBuffer, 0, &noBytes, 0, NULL, &tperSample, NULL, NULL, 0, &noSamples, NULL ); if ( err != noErr ) { printf( "failed to fetch media sample data: %d\n", GetMoviesError() ); exit( -1 ); } else { printf( "media sample: %d (%d) bytes / %ld samples / %d per sample\n", noBytes, GetHandleSize( inputBuffer ), noSamples, tperSample ); } unsigned long niBytes = 0; SoundConverterGetBufferSizes( mySoundConverter, noBytes * noSamples, &niFrames, &niBytes, &noBytes ); printf( "buffer sizes: frames: %d\tibytes: %d\tobytes: %d\n", niFrames, niBytes, noBytes ); /** Convert into uncompressed audio */ Ptr outputBuffer = NewPtr( noBytes * 1.2 ); SoundConverterConvertBuffer( mySoundConverter, inputBuffer, noSamples /* niFrames */, outputBuffer, &noFrames, &noBytes ); printf( "converted: %d frames / %d bytes\n", noFrames, noBytes ); /** Shutdown the sound converter */ err = SoundConverterEndConversion( mySoundConverter, outputBuffer, &noFrames, &noBytes ); printf( "converted final: %d frames / %d bytes\n", noFrames, noBytes ); // HUnlock( inputBuffer ); /** We now should have decompressed audio for the input file */ /** * So, generate visuals using a sliding sample grid at the * given framerate */ /** Create a new movie clip with audio and video tracks */ /** PROJECTM CRAP HERE -- stuff frames into QuickTime */ /** Close movie file */ /** Shutdown MovieToolbox */ ExitMovies(); return 0; }
static HRESULT QT_Process_Movie(QTSplitter* filter) { HRESULT hr = S_OK; OSErr err; WineDataRefRecord ptrDataRefRec; Handle dataRef = NULL; Track trk; short id = 0; DWORD tid; LONGLONG time; TRACE("Trying movie connect\n"); ptrDataRefRec.pReader = filter->pInputPin.pReader; ptrDataRefRec.streamSubtype = filter->pInputPin.subType; PtrToHand( &ptrDataRefRec, &dataRef, sizeof(WineDataRefRecord)); err = NewMovieFromDataRef(&filter->pQTMovie, newMovieActive|newMovieDontInteractWithUser|newMovieDontAutoUpdateClock|newMovieDontAskUnresolvedDataRefs|newMovieAsyncOK, &id, dataRef, 'WINE'); DisposeHandle(dataRef); if (err != noErr) { FIXME("QuickTime cannot handle media type(%i)\n",err); return VFW_E_TYPE_NOT_ACCEPTED; } PrePrerollMovie(filter->pQTMovie, 0, fixed1, NULL, NULL); PrerollMovie(filter->pQTMovie, 0, fixed1); GoToBeginningOfMovie(filter->pQTMovie); SetMovieActive(filter->pQTMovie,TRUE); if (GetMovieLoadState(filter->pQTMovie) < kMovieLoadStateLoaded) MoviesTask(filter->pQTMovie,100); trk = GetMovieIndTrackType(filter->pQTMovie, 1, VisualMediaCharacteristic, movieTrackCharacteristic | movieTrackEnabledOnly); TRACE("%p is a video track\n",trk); if (trk) hr = QT_Process_Video_Track(filter, trk); if (FAILED(hr)) return hr; trk = GetMovieIndTrackType(filter->pQTMovie, 1, AudioMediaCharacteristic, movieTrackCharacteristic | movieTrackEnabledOnly); TRACE("%p is a audio track\n",trk); if (trk) hr = QT_Process_Audio_Track(filter, trk); time = GetMovieDuration(filter->pQTMovie); filter->movie_scale = GetMovieTimeScale(filter->pQTMovie); filter->sourceSeeking.llDuration = ((double)time / filter->movie_scale) * 10000000; filter->sourceSeeking.llStop = filter->sourceSeeking.llDuration; TRACE("Movie duration is %s\n",wine_dbgstr_longlong(filter->sourceSeeking.llDuration)); filter->loaderThread = CreateThread(NULL, 0, QTSplitter_loading_thread, filter, 0, &tid); if (filter->loaderThread) TRACE("Created loading thread 0x%08x\n", tid); filter->splitterThread = CreateThread(NULL, 0, QTSplitter_thread, filter, 0, &tid); if (filter->splitterThread) TRACE("Created processing thread 0x%08x\n", tid); else hr = HRESULT_FROM_WIN32(GetLastError()); return hr; }
Boolean QTApp_HandleMenu (UInt16 theMenuItem) { WindowObject myWindowObject = NULL; ApplicationDataHdl myAppData = NULL; MovieController myMC = NULL; Movie myMovie = NULL; Boolean myIsHandled = false; // false => allow caller to process the menu item OSErr myErr = noErr; myWindowObject = QTFrame_GetWindowObjectFromFrontWindow(); if (myWindowObject != NULL) { myMC = (**myWindowObject).fController; myMovie = (**myWindowObject).fMovie; myAppData = (ApplicationDataHdl)QTFrame_GetAppDataFromWindowObject(myWindowObject); } switch (theMenuItem) { case IDM_SET_TEXT: // put up a dialog box to get a text string QTText_SetSearchText(); myIsHandled = true; break; case IDM_FIND_TEXT: QTText_FindText(myWindowObject, gSearchText); myIsHandled = true; break; case IDM_EDIT_TEXT: QTText_EditText(myWindowObject); myIsHandled = true; break; case IDM_SEARCH_FORWARD: gSearchForward = true; myIsHandled = true; break; case IDM_SEARCH_BACKWARD: gSearchForward = false; myIsHandled = true; break; case IDM_WRAP_SEARCH: gSearchWrap = !gSearchWrap; myIsHandled = true; break; case IDM_USE_CASE: gSearchWithCase = !gSearchWithCase; myIsHandled = true; break; case IDM_ADD_TEXT_TRACK: { // add a text track to the specified movie; // for purposes of illustration, we'll add 11 (count 'em!) text strings to the movie, // with each string occupying about one-tenth of the movie duration Track myTypeTrack = NULL; Track myTextTrack = NULL; TimeValue myMovieDuration = 0; TimeValue mySampleDuration = 0; char *myStrings[] = {"0%", "10%", "20%", "30%", "40%", "50%", "60%", "70%", "80%", "90%", "100%"}; short myFrames[11]; Boolean isChapter = true; myTypeTrack = GetMovieIndTrackType(myMovie, 1, VideoMediaType, movieTrackMediaType); if (myTypeTrack == NULL) break; // get the duration of the movie and the duration of a single frame; // this tells us how many frames fit into one-tenth of the movie myMovieDuration = GetMovieDuration(myMovie); mySampleDuration = QTUtils_GetFrameDuration(myTypeTrack); myFrames[0] = (myMovieDuration / mySampleDuration) / 10; myFrames[1] = (myMovieDuration / mySampleDuration) / 10; myFrames[2] = (myMovieDuration / mySampleDuration) / 10; myFrames[3] = (myMovieDuration / mySampleDuration) / 10; myFrames[4] = (myMovieDuration / mySampleDuration) / 10; myFrames[5] = (myMovieDuration / mySampleDuration) / 10; myFrames[6] = (myMovieDuration / mySampleDuration) / 10; myFrames[7] = (myMovieDuration / mySampleDuration) / 10; myFrames[8] = (myMovieDuration / mySampleDuration) / 10; myFrames[9] = ((myMovieDuration / mySampleDuration) / 10) - 1; myFrames[10] = 1; myTextTrack = QTText_AddTextTrack(myMovie, myStrings, myFrames, 11, VideoMediaType, isChapter); if (myTextTrack != NULL) { MCMovieChanged(myMC, myMovie); // stamp the movie as dirty and update our saved data (**myWindowObject).fIsDirty = true; (**myAppData).fMovieHasText = true; (**myAppData).fTextIsChapter = isChapter; (**myAppData).fTextTrack = myTextTrack; (**myAppData).fTextHandler = GetMediaHandler(GetTrackMedia(myTextTrack)); } } myIsHandled = true; break; case IDM_CUT_TEXT_TRACK: // remove all existing text tracks from the specified movie myErr = QTText_RemoveIndTextTrack(myWindowObject, kAllTextTracks); if (myErr == noErr) { MCMovieChanged(myMC, myMovie); // stamp the movie as dirty and update our saved data (**myWindowObject).fIsDirty = true; (**myAppData).fMovieHasText = false; (**myAppData).fTextIsChapter = false; (**myAppData).fTextIsHREF = false; (**myAppData).fTextTrack = NULL; (**myAppData).fTextHandler = NULL; } myIsHandled = true; break; case IDM_CHAPTER_TRACK: (**myAppData).fTextIsChapter = !(**myAppData).fTextIsChapter; QTText_SetTextTrackAsChapterTrack(myWindowObject, VideoMediaType, (**myAppData).fTextIsChapter); (**myWindowObject).fIsDirty = true; myIsHandled = true; break; case IDM_HREF_TRACK: (**myAppData).fTextIsHREF = !(**myAppData).fTextIsHREF; QTText_SetTextTrackAsHREFTrack((**myAppData).fTextTrack, (**myAppData).fTextIsHREF); (**myWindowObject).fIsDirty = true; myIsHandled = true; break; default: break; } // switch (theMenuItem) return(myIsHandled); }
QuickTimeFileReader::QuickTimeFileReader(FileSource source, DecodeMode decodeMode, CacheMode mode, size_t targetRate, ProgressReporter *reporter) : CodedAudioFileReader(mode, targetRate), m_source(source), m_path(source.getLocalFilename()), m_d(new D), m_reporter(reporter), m_cancelled(false), m_completion(0), m_decodeThread(0) { m_channelCount = 0; m_fileRate = 0; Profiler profiler("QuickTimeFileReader::QuickTimeFileReader", true); SVDEBUG << "QuickTimeFileReader: path is \"" << m_path << "\"" << endl; long QTversion; #ifdef WIN32 InitializeQTML(0); // FIXME should check QT version #else m_d->err = Gestalt(gestaltQuickTime,&QTversion); if ((m_d->err != noErr) || (QTversion < 0x07000000)) { m_error = QString("Failed to find compatible version of QuickTime (version 7 or above required)"); return; } #endif EnterMovies(); Handle dataRef; OSType dataRefType; // CFStringRef URLString = CFStringCreateWithCString // (0, m_path.toLocal8Bit().data(), 0); QByteArray ba = m_path.toLocal8Bit(); CFURLRef url = CFURLCreateFromFileSystemRepresentation (kCFAllocatorDefault, (const UInt8 *)ba.data(), (CFIndex)ba.length(), false); // m_d->err = QTNewDataReferenceFromURLCFString m_d->err = QTNewDataReferenceFromCFURL (url, 0, &dataRef, &dataRefType); if (m_d->err) { m_error = QString("Error creating data reference for QuickTime decoder: code %1").arg(m_d->err); return; } short fileID = movieInDataForkResID; short flags = 0; m_d->err = NewMovieFromDataRef (&m_d->movie, flags, &fileID, dataRef, dataRefType); DisposeHandle(dataRef); if (m_d->err) { m_error = QString("Error creating new movie for QuickTime decoder: code %1").arg(m_d->err); return; } Boolean isProtected = 0; Track aTrack = GetMovieIndTrackType (m_d->movie, 1, SoundMediaType, movieTrackMediaType | movieTrackEnabledOnly); if (aTrack) { Media aMedia = GetTrackMedia(aTrack); // get the track media if (aMedia) { MediaHandler mh = GetMediaHandler(aMedia); // get the media handler we can query if (mh) { m_d->err = QTGetComponentProperty(mh, kQTPropertyClass_DRM, kQTDRMPropertyID_IsProtected, sizeof(Boolean), &isProtected,nil); } else { m_d->err = 1; } } else { m_d->err = 1; } } else { m_d->err = 1; } if (m_d->err && m_d->err != kQTPropertyNotSupportedErr) { m_error = QString("Error checking for DRM in QuickTime decoder: code %1").arg(m_d->err); return; } else if (!m_d->err && isProtected) { m_error = QString("File is protected with DRM"); return; } else if (m_d->err == kQTPropertyNotSupportedErr && !isProtected) { std::cerr << "QuickTime: File is not protected with DRM" << std::endl; } if (m_d->movie) { SetMovieActive(m_d->movie, TRUE); m_d->err = GetMoviesError(); if (m_d->err) { m_error = QString("Error in QuickTime decoder activation: code %1").arg(m_d->err); return; } } else { m_error = QString("Error in QuickTime decoder: Movie object not valid"); return; } m_d->err = MovieAudioExtractionBegin (m_d->movie, 0, &m_d->extractionSessionRef); if (m_d->err) { m_error = QString("Error in QuickTime decoder extraction init: code %1").arg(m_d->err); return; } m_d->err = MovieAudioExtractionGetProperty (m_d->extractionSessionRef, kQTPropertyClass_MovieAudioExtraction_Audio, kQTMovieAudioExtractionAudioPropertyID_AudioStreamBasicDescription, sizeof(m_d->asbd), &m_d->asbd, nil); if (m_d->err) { m_error = QString("Error in QuickTime decoder property get: code %1").arg(m_d->err); return; } m_channelCount = m_d->asbd.mChannelsPerFrame; m_fileRate = m_d->asbd.mSampleRate; std::cerr << "QuickTime: " << m_channelCount << " channels, " << m_fileRate << " kHz" << std::endl; m_d->asbd.mFormatFlags = kAudioFormatFlagIsFloat | kAudioFormatFlagIsPacked | kAudioFormatFlagsNativeEndian; m_d->asbd.mBitsPerChannel = sizeof(float) * 8; m_d->asbd.mBytesPerFrame = sizeof(float) * m_d->asbd.mChannelsPerFrame; m_d->asbd.mBytesPerPacket = m_d->asbd.mBytesPerFrame; m_d->err = MovieAudioExtractionSetProperty (m_d->extractionSessionRef, kQTPropertyClass_MovieAudioExtraction_Audio, kQTMovieAudioExtractionAudioPropertyID_AudioStreamBasicDescription, sizeof(m_d->asbd), &m_d->asbd); if (m_d->err) { m_error = QString("Error in QuickTime decoder property set: code %1").arg(m_d->err); m_channelCount = 0; return; } m_d->buffer.mNumberBuffers = 1; m_d->buffer.mBuffers[0].mNumberChannels = m_channelCount; m_d->buffer.mBuffers[0].mDataByteSize = sizeof(float) * m_channelCount * m_d->blockSize; m_d->data = new float[m_channelCount * m_d->blockSize]; m_d->buffer.mBuffers[0].mData = m_d->data; initialiseDecodeCache(); if (decodeMode == DecodeAtOnce) { if (m_reporter) { connect(m_reporter, SIGNAL(cancelled()), this, SLOT(cancelled())); m_reporter->setMessage (tr("Decoding %1...").arg(QFileInfo(m_path).fileName())); } while (1) { UInt32 framesRead = m_d->blockSize; UInt32 extractionFlags = 0; m_d->err = MovieAudioExtractionFillBuffer (m_d->extractionSessionRef, &framesRead, &m_d->buffer, &extractionFlags); if (m_d->err) { m_error = QString("Error in QuickTime decoding: code %1") .arg(m_d->err); break; } //!!! progress? // std::cerr << "Read " << framesRead << " frames (block size " << m_d->blockSize << ")" << std::endl; // QuickTime buffers are interleaved unless specified otherwise addSamplesToDecodeCache(m_d->data, framesRead); if (framesRead < m_d->blockSize) break; } finishDecodeCache(); endSerialised(); m_d->err = MovieAudioExtractionEnd(m_d->extractionSessionRef); if (m_d->err) { m_error = QString("Error ending QuickTime extraction session: code %1").arg(m_d->err); } m_completion = 100; } else { if (m_reporter) m_reporter->setProgress(100); if (m_channelCount > 0) { m_decodeThread = new DecodeThread(this); m_decodeThread->start(); } } std::cerr << "QuickTimeFileReader::QuickTimeFileReader: frame count is now " << getFrameCount() << ", error is \"\"" << m_error << "\"" << std::endl; }
OSErr QTDR_CreateReferenceCopy (Movie theSrcMovie, FSSpecPtr theDstMovieFile, FSSpecPtr theDstMediaFile) { Track mySrcTrack = NULL; Media mySrcMedia = NULL; Movie myDstMovie = NULL; Track myDstTrack = NULL; Media myDstMedia = NULL; Handle myMediaRef = NULL; // data reference for the media file #if !USE_ADDEMPTYTRACKTOMOVIE Fixed myWidth, myHeight; OSType myType; #endif long myFlags = createMovieFileDeleteCurFile | createMovieFileDontCreateResFile; short myResRefNum = 0; short myResID = movieInDataForkResID; OSErr myErr = paramErr; // get the first video track and media in the source movie mySrcTrack = GetMovieIndTrackType(theSrcMovie, 1, VideoMediaType, movieTrackMediaType); if (mySrcTrack == NULL) goto bail; mySrcMedia = GetTrackMedia(mySrcTrack); if (mySrcMedia == NULL) goto bail; // create a file data reference for the new media file myMediaRef = QTDR_MakeFileDataRef(theDstMediaFile); if (myMediaRef == NULL) goto bail; // create a file for the destination movie data myErr = FSpCreate(theDstMediaFile, sigMoviePlayer, MovieFileType, 0); if (myErr != noErr) goto bail; // create a file for the destination movie atom and create an empty movie myErr = CreateMovieFile(theDstMovieFile, sigMoviePlayer, smCurrentScript, myFlags, &myResRefNum, &myDstMovie); if (myErr != noErr) goto bail; // assign the default progress proc to the destination movie SetMovieProgressProc(myDstMovie, (MovieProgressUPP)-1, 0); #if USE_ADDEMPTYTRACKTOMOVIE myErr = AddEmptyTrackToMovie(mySrcTrack, myDstMovie, myMediaRef, rAliasType, &myDstTrack); if (myErr != noErr) goto bail; myDstMedia = GetTrackMedia(myDstTrack); myErr = GetMoviesError(); if (myErr != noErr) goto bail; #else // get some information about the source track and media GetTrackDimensions(mySrcTrack, &myWidth, &myHeight); GetMediaHandlerDescription(mySrcMedia, &myType, 0, 0); // create the destination movie track and media myDstTrack = NewMovieTrack(myDstMovie, myWidth, myHeight, kNoVolume); myErr = GetMoviesError(); if (myErr != noErr) goto bail; myDstMedia = NewTrackMedia(myDstTrack, myType, GetMediaTimeScale(mySrcMedia), myMediaRef, rAliasType); myErr = GetMoviesError(); if (myErr != noErr) goto bail; CopyTrackSettings(mySrcTrack, myDstTrack); #endif // copy the entire source track into the destination track; this copies the track's media // samples into the destination media file myErr = BeginMediaEdits(myDstMedia); if (myErr != noErr) goto bail; myErr = InsertTrackSegment(mySrcTrack, myDstTrack, 0, GetTrackDuration(mySrcTrack), 0); if (myErr != noErr) goto bail; myErr = EndMediaEdits(myDstMedia); if (myErr != noErr) goto bail; // add the movie atom to the data fork of the movie file myErr = AddMovieResource(myDstMovie, myResRefNum, &myResID, NULL); bail: return(myErr); }
void QTCmpr_CompressSequence (WindowObject theWindowObject) { ComponentInstance myComponent = NULL; GWorldPtr myImageWorld = NULL; // the graphics world we draw the images in PixMapHandle myPixMap = NULL; Movie mySrcMovie = NULL; Track mySrcTrack = NULL; Movie myDstMovie = NULL; Track myDstTrack = NULL; Media myDstMedia = NULL; Rect myRect; PicHandle myPicture = NULL; CGrafPtr mySavedPort = NULL; GDHandle mySavedDevice = NULL; SCTemporalSettings myTimeSettings; SCDataRateSettings myRateSettings; FSSpec myFile; Boolean myIsSelected = false; Boolean myIsReplacing = false; short myRefNum = -1; StringPtr myMoviePrompt = QTUtils_ConvertCToPascalString(kQTCSaveMoviePrompt); StringPtr myMovieFileName = QTUtils_ConvertCToPascalString(kQTCSaveMovieFileName); MatrixRecord myMatrix; ImageDescriptionHandle myImageDesc = NULL; TimeValue myCurMovieTime = 0L; TimeValue myOrigMovieTime = 0L; // current movie time, when compression is begun short myFrameNum; long myFlags = 0L; long myNumFrames = 0L; long mySrcMovieDuration = 0L; // duration of source movie OSErr myErr = noErr; #if USE_ASYNC_COMPRESSION ICMCompletionProcRecord myICMComplProcRec; ICMCompletionProcRecordPtr myICMComplProcPtr = NULL; OSErr myICMComplProcErr = noErr; myICMComplProcRec.completionProc = NULL; myICMComplProcRec.completionRefCon = 0L; #endif if (theWindowObject == NULL) goto bail; ////////// // // get the movie and the first video track in the movie // ////////// mySrcMovie = (**theWindowObject).fMovie; if (mySrcMovie == NULL) goto bail; mySrcTrack = GetMovieIndTrackType(mySrcMovie, 1, VideoMediaType, movieTrackMediaType); if (mySrcTrack == NULL) goto bail; // stop the movie; we don't want it to be playing while we're (re)compressing it SetMovieRate(mySrcMovie, (Fixed)0L); // get the current movie time, when compression is begun; we'll restore this later myOrigMovieTime = GetMovieTime(mySrcMovie, NULL); ////////// // // configure and display the Standard Image Compression dialog box // ////////// // open an instance of the Standard Image Compression dialog component myComponent = OpenDefaultComponent(StandardCompressionType, StandardCompressionSubType); if (myComponent == NULL) goto bail; // turn off "best depth" option in the compression dialog, because all of our // buffering is done at 32-bits (regardless of the depth of the source data) // // a more ambitious approach would be to loop through each of the video sample // descriptions in each of the video tracks looking for the deepest depth, and // using that for the best depth; better yet, we could find out which compressors // were used and set one of those as the default in the compression dialog SCGetInfo(myComponent, scPreferenceFlagsType, &myFlags); myFlags &= ~scShowBestDepth; SCSetInfo(myComponent, scPreferenceFlagsType, &myFlags); // because we are recompressing a movie that may have a variable frame rate, // we want to allow the user to leave the frame rate text field blank (in which // case we can preserve the frame durations of the source movie); if the user // enters a number, we will resample the movie at a new frame rate; if we don't // clear this flag, the compression dialog will not allow zero in the frame rate field // // NOTE: we could have set this flag above when we cleared the scShowBestDepth flag; // it is done here for clarity. SCGetInfo(myComponent, scPreferenceFlagsType, &myFlags); myFlags |= scAllowZeroFrameRate; SCSetInfo(myComponent, scPreferenceFlagsType, &myFlags); // get the number of video frames in the movie myNumFrames = QTUtils_GetFrameCount(mySrcTrack); // get the bounding rectangle of the movie, create a 32-bit GWorld with those // dimensions, and draw the movie poster picture into it; this GWorld will be // used for the test image in the compression dialog box and for rendering movie // frames myPicture = GetMoviePosterPict(mySrcMovie); if (myPicture == NULL) goto bail; GetMovieBox(mySrcMovie, &myRect); myErr = NewGWorld(&myImageWorld, 32, &myRect, NULL, NULL, 0L); if (myErr != noErr) goto bail; // get the pixmap of the GWorld; we'll lock the pixmap, just to be safe myPixMap = GetGWorldPixMap(myImageWorld); if (!LockPixels(myPixMap)) goto bail; // draw the movie poster image into the GWorld GetGWorld(&mySavedPort, &mySavedDevice); SetGWorld(myImageWorld, NULL); EraseRect(&myRect); DrawPicture(myPicture, &myRect); KillPicture(myPicture); SetGWorld(mySavedPort, mySavedDevice); // set the picture to be displayed in the dialog box; passing NULL for the rect // means use the entire image; passing 0 for the flags means to use the default // system method of displaying the test image, which is currently a combination // of cropping and scaling; personally, I prefer scaling (your mileage may vary) SCSetTestImagePixMap(myComponent, myPixMap, NULL, scPreferScaling); // install the custom procs, if requested // we can install two kinds of custom procedures for use in connection with // the standard dialog box: (1) a modal-dialog filter function, and (2) a hook // function to handle the custom button in the dialog box if (gUseExtendedProcs) QTCmpr_InstallExtendedProcs(myComponent, (long)myPixMap); // set up some default settings for the compression dialog SCDefaultPixMapSettings(myComponent, myPixMap, true); // clear out the default frame rate chosen by Standard Compression (a frame rate // of 0 means to use the rate of the source movie) myErr = SCGetInfo(myComponent, scTemporalSettingsType, &myTimeSettings); if (myErr != noErr) goto bail; myTimeSettings.frameRate = 0; SCSetInfo(myComponent, scTemporalSettingsType, &myTimeSettings); // request image compression settings from the user; in other words, put up the dialog box myErr = SCRequestSequenceSettings(myComponent); if (myErr == scUserCancelled) goto bail; // get a copy of the temporal settings the user entered; we'll need them for some // of our calculations (in a simpler application, we'd never have to look at them) SCGetInfo(myComponent, scTemporalSettingsType, &myTimeSettings); ////////// // // adjust the data rate [to be supplied][relevant only for movies that have sound tracks] // ////////// ////////// // // adjust the sample count // // if the user wants to resample the frame rate of the movie (as indicated a non-zero // value in the frame rate field) calculate the number of frames and duration for the new movie // ////////// if (myTimeSettings.frameRate != 0) { long myDuration = GetMovieDuration(mySrcMovie); long myTimeScale = GetMovieTimeScale(mySrcMovie); float myFloat = (float)myDuration * myTimeSettings.frameRate; myNumFrames = myFloat / myTimeScale / 65536; if (myNumFrames == 0) myNumFrames = 1; } ////////// // // get the name and location of the new movie file // ////////// // prompt the user for a file to put the compressed image into; in theory, the name // should have a file extension appropriate to the type of compressed data selected by the user; // this is left as an exercise for the reader QTFrame_PutFile(myMoviePrompt, myMovieFileName, &myFile, &myIsSelected, &myIsReplacing); if (!myIsSelected) goto bail; // delete any existing file of that name if (myIsReplacing) { myErr = DeleteMovieFile(&myFile); if (myErr != noErr) goto bail; } ////////// // // create the target movie // ////////// myErr = CreateMovieFile(&myFile, sigMoviePlayer, smSystemScript, createMovieFileDeleteCurFile | createMovieFileDontCreateResFile, &myRefNum, &myDstMovie); if (myErr != noErr) goto bail; // create a new video movie track with the same dimensions as the entire source movie myDstTrack = NewMovieTrack(myDstMovie, (long)(myRect.right - myRect.left) << 16, (long)(myRect.bottom - myRect.top) << 16, kNoVolume); if (myDstTrack == NULL) goto bail; // create a media for the new track with the same time scale as the source movie; // because the time scales are the same, we don't have to do any time scale conversions. myDstMedia = NewTrackMedia(myDstTrack, VIDEO_TYPE, GetMovieTimeScale(mySrcMovie), 0, 0); if (myDstMedia == NULL) goto bail; // copy the user data and settings from the source to the dest movie CopyMovieSettings(mySrcMovie, myDstMovie); // set movie matrix to identity and clear the movie clip region (because the conversion // process transforms and composites all video tracks into one untransformed video track) SetIdentityMatrix(&myMatrix); SetMovieMatrix(myDstMovie, &myMatrix); SetMovieClipRgn(myDstMovie, NULL); // set the movie to highest quality imaging SetMoviePlayHints(mySrcMovie, hintsHighQuality, hintsHighQuality); myImageDesc = (ImageDescriptionHandle)NewHandleClear(sizeof(ImageDescription)); if (myImageDesc == NULL) goto bail; // prepare for adding frames to the movie myErr = BeginMediaEdits(myDstMedia); if (myErr != noErr) goto bail; ////////// // // compress the image sequence // // we are going to step through the source movie, compress each frame, and then add // the compressed frame to the destination movie // ////////// myErr = SCCompressSequenceBegin(myComponent, myPixMap, NULL, &myImageDesc); if (myErr != noErr) goto bail; #if USE_ASYNC_COMPRESSION myFlags = codecFlagUpdatePrevious + codecFlagUpdatePreviousComp + codecFlagLiveGrab; SCSetInfo(myComponent, scCodecFlagsType, &myFlags); #endif // clear out our image GWorld and set movie to draw into it SetGWorld(myImageWorld, NULL); EraseRect(&myRect); SetMovieGWorld(mySrcMovie, myImageWorld, GetGWorldDevice(myImageWorld)); // set current time value to beginning of the source movie myCurMovieTime = 0; // get a value we'll need inside the loop mySrcMovieDuration = GetMovieDuration(mySrcMovie); // loop through all of the interesting times we counted above for (myFrameNum = 0; myFrameNum < myNumFrames; myFrameNum++) { short mySyncFlag; TimeValue myDuration; long myDataSize; Handle myCompressedData; ////////// // // get the next frame of the source movie // ////////// // if we are resampling the movie, step to the next frame if (myTimeSettings.frameRate) { myCurMovieTime = myFrameNum * mySrcMovieDuration / (myNumFrames - 1); myDuration = mySrcMovieDuration / myNumFrames; } else { OSType myMediaType = VIDEO_TYPE; myFlags = nextTimeMediaSample; // if this is the first frame, include the frame we are currently on if (myFrameNum == 0) myFlags |= nextTimeEdgeOK; // if we are maintaining the frame durations of the source movie, // skip to the next interesting time and get the duration for that frame GetMovieNextInterestingTime(mySrcMovie, myFlags, 1, &myMediaType, myCurMovieTime, 0, &myCurMovieTime, &myDuration); } SetMovieTimeValue(mySrcMovie, myCurMovieTime); MoviesTask(mySrcMovie, 0); MoviesTask(mySrcMovie, 0); MoviesTask(mySrcMovie, 0); // if data rate constraining is being done, tell Standard Compression the // duration of the current frame in milliseconds; we only need to do this // if the frames have variable durations if (!SCGetInfo(myComponent, scDataRateSettingsType, &myRateSettings)) { myRateSettings.frameDuration = myDuration * 1000 / GetMovieTimeScale(mySrcMovie); SCSetInfo(myComponent, scDataRateSettingsType, &myRateSettings); } ////////// // // compress the current frame of the source movie and add it to the destination movie // ////////// // if SCCompressSequenceFrame completes successfully, myCompressedData will hold // a handle to the newly-compressed image data and myDataSize will be the size of // the compressed data (which will usually be different from the size of the handle); // also mySyncFlag will be a value that that indicates whether or not the frame is a // key frame (and which we pass directly to AddMediaSample); note that we do not need // to dispose of myCompressedData, since SCCompressSequenceEnd will do that for us #if !USE_ASYNC_COMPRESSION myErr = SCCompressSequenceFrame(myComponent, myPixMap, &myRect, &myCompressedData, &myDataSize, &mySyncFlag); if (myErr != noErr) goto bail; #else if (myICMComplProcPtr == NULL) { myICMComplProcRec.completionProc = NewICMCompletionProc(QTCmpr_CompletionProc); myICMComplProcRec.completionRefCon = (long)&myICMComplProcErr; myICMComplProcPtr = &myICMComplProcRec; } myICMComplProcErr = kAsyncDefaultValue; myErr = SCCompressSequenceFrameAsync(myComponent, myPixMap, &myRect, &myCompressedData, &myDataSize, &mySyncFlag, myICMComplProcPtr); if (myErr != noErr) goto bail; // spin our wheels while we're waiting for the compress call to complete while (myICMComplProcErr == kAsyncDefaultValue) { EventRecord myEvent; WaitNextEvent(0, &myEvent, 60, NULL); SCAsyncIdle(myComponent); } myErr = myICMComplProcErr; #endif myErr = AddMediaSample(myDstMedia, myCompressedData, 0, myDataSize, myDuration, (SampleDescriptionHandle)myImageDesc, 1, mySyncFlag, NULL); if (myErr != noErr) goto bail; } // close the compression sequence; this will dispose of the image description // and compressed data handles allocated by SCCompressSequenceBegin SCCompressSequenceEnd(myComponent); ////////// // // add the media data to the destination movie // ////////// myErr = EndMediaEdits(myDstMedia); if (myErr != noErr) goto bail; InsertMediaIntoTrack(myDstTrack, 0, 0, GetMediaDuration(myDstMedia), fixed1); // add the movie resource to the dst movie file. myErr = AddMovieResource(myDstMovie, myRefNum, NULL, NULL); if (myErr != noErr) goto bail; // flatten the movie data [to be supplied] // close the movie file CloseMovieFile(myRefNum); bail: // close the Standard Compression component if (myComponent != NULL) CloseComponent(myComponent); if (mySrcMovie != NULL) { // restore the source movie's original graphics port and device SetMovieGWorld(mySrcMovie, mySavedPort, mySavedDevice); // restore the source movie's original movie time SetMovieTimeValue(mySrcMovie, myOrigMovieTime); } // restore the original graphics port and device SetGWorld(mySavedPort, mySavedDevice); // delete the GWorld we were drawing frames into if (myImageWorld != NULL) DisposeGWorld(myImageWorld); #if USE_ASYNC_COMPRESSION if (myICMComplProcRec.completionProc != NULL) DisposeICMCompletionUPP(myICMComplProcRec.completionProc); #endif free(myMoviePrompt); free(myMovieFileName); }