diff options
Diffstat (limited to 'isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks')
16 files changed, 0 insertions, 4180 deletions
diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/all-wcprops b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/all-wcprops deleted file mode 100644 index 496d7bb..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/all-wcprops +++ /dev/null @@ -1,89 +0,0 @@ -K 25 -svn:wc:ra_dav:version-url -V 89 -/svn/!svn/ver/756/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks -END -DivideTimeScaleTrack.java -K 25 -svn:wc:ra_dav:version-url -V 115 -/svn/!svn/ver/686/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/DivideTimeScaleTrack.java -END -CroppedTrack.java -K 25 -svn:wc:ra_dav:version-url -V 107 -/svn/!svn/ver/686/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/CroppedTrack.java -END -ChangeTimeScaleTrack.java -K 25 -svn:wc:ra_dav:version-url -V 115 -/svn/!svn/ver/686/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/ChangeTimeScaleTrack.java -END -EC3TrackImpl.java -K 25 -svn:wc:ra_dav:version-url -V 107 -/svn/!svn/ver/756/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/EC3TrackImpl.java -END -ReplaceSampleTrack.java -K 25 -svn:wc:ra_dav:version-url -V 113 -/svn/!svn/ver/686/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/ReplaceSampleTrack.java -END -QuicktimeTextTrackImpl.java -K 25 -svn:wc:ra_dav:version-url -V 117 -/svn/!svn/ver/691/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/QuicktimeTextTrackImpl.java -END -Amf0Track.java -K 25 -svn:wc:ra_dav:version-url -V 104 -/svn/!svn/ver/686/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/Amf0Track.java -END -SilenceTrackImpl.java -K 25 -svn:wc:ra_dav:version-url -V 111 -/svn/!svn/ver/698/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/SilenceTrackImpl.java -END -H264TrackImpl.java -K 25 -svn:wc:ra_dav:version-url -V 108 -/svn/!svn/ver/756/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/H264TrackImpl.java -END -TextTrackImpl.java -K 25 -svn:wc:ra_dav:version-url -V 108 -/svn/!svn/ver/684/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/TextTrackImpl.java -END -AACTrackImpl.java -K 25 -svn:wc:ra_dav:version-url -V 107 -/svn/!svn/ver/756/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/AACTrackImpl.java -END -MultiplyTimeScaleTrack.java -K 25 -svn:wc:ra_dav:version-url -V 117 -/svn/!svn/ver/686/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/MultiplyTimeScaleTrack.java -END -AppendTrack.java -K 25 -svn:wc:ra_dav:version-url -V 106 -/svn/!svn/ver/714/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/AppendTrack.java -END -AC3TrackImpl.java -K 25 -svn:wc:ra_dav:version-url -V 107 -/svn/!svn/ver/756/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/AC3TrackImpl.java -END diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/entries b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/entries deleted file mode 100644 index dbe8ae3..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/entries +++ /dev/null @@ -1,504 +0,0 @@ -10 - -dir -778 -http://mp4parser.googlecode.com/svn/trunk/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks -http://mp4parser.googlecode.com/svn - - - -2012-08-17T01:19:11.953078Z -756 -michael.stattmann@gmail.com - - - - - - - - - - - - - - -7decde4b-c250-0410-a0da-51896bc88be6 - -DivideTimeScaleTrack.java -file - - - - -2012-09-14T17:27:50.507219Z -6aa41cdb7489e16e879ddebd68b7ac52 -2012-06-24T19:52:05.961412Z -686 -Sebastian.Annies@gmail.com - - - - - - - - - - - - - - - - - - - - - -3893 - -CroppedTrack.java -file - - - - -2012-09-14T17:27:50.507219Z -5d9c65d9aac52a26372aa3fdf6f1b7ea -2012-06-24T19:52:05.961412Z -686 -Sebastian.Annies@gmail.com - - - - - - - - - - - - - - - - - - - - - -6025 - -ChangeTimeScaleTrack.java -file - - - - -2012-09-14T17:27:50.507219Z -ba01d30ac4b7c4fa9a2c6538ee537594 -2012-06-24T19:52:05.961412Z -686 -Sebastian.Annies@gmail.com - - - - - - - - - - - - - - - - - - - - - -7152 - -EC3TrackImpl.java -file - - - - -2012-09-14T17:27:50.507219Z -1d568bfaa0f41c3771986a7790347072 -2012-08-17T01:19:11.953078Z -756 -michael.stattmann@gmail.com - - - - - - - - - - - - - - - - - - - - - -13623 - -ReplaceSampleTrack.java -file - - - - -2012-09-14T17:27:50.507219Z -f6846b7a262ab0e530da46f4d7e34850 -2012-06-24T19:52:05.961412Z -686 -Sebastian.Annies@gmail.com - - - - - - - - - - - - - - - - - - - - - -3139 - -QuicktimeTextTrackImpl.java -file - - - - -2012-09-14T17:27:50.507219Z -7ccd01a58545fb02b507b57892eb53e5 -2012-06-24T21:35:59.546504Z -691 -Sebastian.Annies@gmail.com - - - - - - - - - - - - - - - - - - - - - -5128 - -Amf0Track.java -file - - - - -2012-09-14T17:27:50.507219Z -4718a34bc271adf4517de9829ac74a9d -2012-06-24T19:52:05.961412Z -686 -Sebastian.Annies@gmail.com - - - - - - - - - - - - - - - - - - - - - -3858 - -SilenceTrackImpl.java -file - - - - -2012-09-14T17:27:50.507219Z -a897677e602dfa0d64af1b0d33a04ca8 -2012-06-26T08:37:32.910396Z -698 -Sebastian.Annies@gmail.com - - - - - - - - - - - - - - - - - - - - - -2623 - -H264TrackImpl.java -file - - - - -2012-09-14T17:27:50.507219Z -76abb4b21c13d11215a2ac4cb0c7e461 -2012-08-17T01:19:11.953078Z -756 -michael.stattmann@gmail.com - - - - - - - - - - - - - - - - - - - - - -28816 - -TextTrackImpl.java -file - - - - -2012-09-14T17:27:50.507219Z -5a643c876754eb5c7bcf75b4b71114a1 -2012-06-24T14:45:45.932648Z -684 -Sebastian.Annies@gmail.com - - - - - - - - - - - - - - - - - - - - - -4963 - -AACTrackImpl.java -file - - - - -2012-09-14T17:27:50.507219Z -ece8d364a9a5aeabf6a281f6d428e3cf -2012-08-17T01:19:11.953078Z -756 -michael.stattmann@gmail.com - - - - - - - - - - - - - - - - - - - - - -10097 - -MultiplyTimeScaleTrack.java -file - - - - -2012-09-14T17:27:50.507219Z -b0ea53239c124607a26a181f594f82a1 -2012-06-24T19:52:05.961412Z -686 -Sebastian.Annies@gmail.com - - - - - - - - - - - - - - - - - - - - - -4192 - -AppendTrack.java -file - - - - -2012-09-14T17:27:50.507219Z -e7814aebc4500724771fd0582455a7ca -2012-07-18T23:22:45.506793Z -714 -Sebastian.Annies@gmail.com - - - - - - - - - - - - - - - - - - - - - -15783 - -AC3TrackImpl.java -file - - - - -2012-09-14T17:27:50.507219Z -fbd724739cd9a5f2b28f16b412b27309 -2012-08-17T01:19:11.953078Z -756 -michael.stattmann@gmail.com - - - - - - - - - - - - - - - - - - - - - -19303 - diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/AACTrackImpl.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/AACTrackImpl.java.svn-base deleted file mode 100644 index df51a1a..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/AACTrackImpl.java.svn-base +++ /dev/null @@ -1,292 +0,0 @@ -/* - * Copyright 2012 castLabs GmbH, Berlin - * - * Licensed under the Apache License, Version 2.0 (the License); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an AS IS BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.coremedia.iso.boxes.sampleentry.AudioSampleEntry; -import com.googlecode.mp4parser.authoring.AbstractTrack; -import com.googlecode.mp4parser.authoring.TrackMetaData; -import com.googlecode.mp4parser.boxes.AC3SpecificBox; -import com.googlecode.mp4parser.boxes.mp4.ESDescriptorBox; -import com.googlecode.mp4parser.boxes.mp4.objectdescriptors.*; - -import java.io.BufferedInputStream; -import java.io.IOException; -import java.io.InputStream; -import java.nio.ByteBuffer; -import java.util.*; - -/** - */ -public class AACTrackImpl extends AbstractTrack { - public static Map<Integer, Integer> samplingFrequencyIndexMap = new HashMap<Integer, Integer>(); - - static { - samplingFrequencyIndexMap.put(96000, 0); - samplingFrequencyIndexMap.put(88200, 1); - samplingFrequencyIndexMap.put(64000, 2); - samplingFrequencyIndexMap.put(48000, 3); - samplingFrequencyIndexMap.put(44100, 4); - samplingFrequencyIndexMap.put(32000, 5); - samplingFrequencyIndexMap.put(24000, 6); - samplingFrequencyIndexMap.put(22050, 7); - samplingFrequencyIndexMap.put(16000, 8); - samplingFrequencyIndexMap.put(12000, 9); - samplingFrequencyIndexMap.put(11025, 10); - samplingFrequencyIndexMap.put(8000, 11); - samplingFrequencyIndexMap.put(0x0, 96000); - samplingFrequencyIndexMap.put(0x1, 88200); - samplingFrequencyIndexMap.put(0x2, 64000); - samplingFrequencyIndexMap.put(0x3, 48000); - samplingFrequencyIndexMap.put(0x4, 44100); - samplingFrequencyIndexMap.put(0x5, 32000); - samplingFrequencyIndexMap.put(0x6, 24000); - samplingFrequencyIndexMap.put(0x7, 22050); - samplingFrequencyIndexMap.put(0x8, 16000); - samplingFrequencyIndexMap.put(0x9, 12000); - samplingFrequencyIndexMap.put(0xa, 11025); - samplingFrequencyIndexMap.put(0xb, 8000); - } - - TrackMetaData trackMetaData = new TrackMetaData(); - SampleDescriptionBox sampleDescriptionBox; - - int samplerate; - int bitrate; - int channelCount; - int channelconfig; - - int bufferSizeDB; - long maxBitRate; - long avgBitRate; - - private BufferedInputStream inputStream; - private List<ByteBuffer> samples; - boolean readSamples = false; - List<TimeToSampleBox.Entry> stts; - private String lang = "und"; - - - public AACTrackImpl(InputStream inputStream, String lang) throws IOException { - this.lang = lang; - parse(inputStream); - } - - public AACTrackImpl(InputStream inputStream) throws IOException { - parse(inputStream); - } - - private void parse(InputStream inputStream) throws IOException { - this.inputStream = new BufferedInputStream(inputStream); - stts = new LinkedList<TimeToSampleBox.Entry>(); - - if (!readVariables()) { - throw new IOException(); - } - - samples = new LinkedList<ByteBuffer>(); - if (!readSamples()) { - throw new IOException(); - } - - double packetsPerSecond = (double)samplerate / 1024.0; - double duration = samples.size() / packetsPerSecond; - - long dataSize = 0; - LinkedList<Integer> queue = new LinkedList<Integer>(); - for (int i = 0; i < samples.size(); i++) { - int size = samples.get(i).capacity(); - dataSize += size; - queue.add(size); - while (queue.size() > packetsPerSecond) { - queue.pop(); - } - if (queue.size() == (int) packetsPerSecond) { - int currSize = 0; - for (int j = 0 ; j < queue.size(); j++) { - currSize += queue.get(j); - } - double currBitrate = 8.0 * currSize / queue.size() * packetsPerSecond; - if (currBitrate > maxBitRate) { - maxBitRate = (int)currBitrate; - } - } - } - - avgBitRate = (int) (8 * dataSize / duration); - - bufferSizeDB = 1536; /* TODO: Calcultate this somehow! */ - - sampleDescriptionBox = new SampleDescriptionBox(); - AudioSampleEntry audioSampleEntry = new AudioSampleEntry("mp4a"); - audioSampleEntry.setChannelCount(2); - audioSampleEntry.setSampleRate(samplerate); - audioSampleEntry.setDataReferenceIndex(1); - audioSampleEntry.setSampleSize(16); - - - ESDescriptorBox esds = new ESDescriptorBox(); - ESDescriptor descriptor = new ESDescriptor(); - descriptor.setEsId(0); - - SLConfigDescriptor slConfigDescriptor = new SLConfigDescriptor(); - slConfigDescriptor.setPredefined(2); - descriptor.setSlConfigDescriptor(slConfigDescriptor); - - DecoderConfigDescriptor decoderConfigDescriptor = new DecoderConfigDescriptor(); - decoderConfigDescriptor.setObjectTypeIndication(0x40); - decoderConfigDescriptor.setStreamType(5); - decoderConfigDescriptor.setBufferSizeDB(bufferSizeDB); - decoderConfigDescriptor.setMaxBitRate(maxBitRate); - decoderConfigDescriptor.setAvgBitRate(avgBitRate); - - AudioSpecificConfig audioSpecificConfig = new AudioSpecificConfig(); - audioSpecificConfig.setAudioObjectType(2); // AAC LC - audioSpecificConfig.setSamplingFrequencyIndex(samplingFrequencyIndexMap.get(samplerate)); - audioSpecificConfig.setChannelConfiguration(channelconfig); - decoderConfigDescriptor.setAudioSpecificInfo(audioSpecificConfig); - - descriptor.setDecoderConfigDescriptor(decoderConfigDescriptor); - - ByteBuffer data = descriptor.serialize(); - esds.setData(data); - audioSampleEntry.addBox(esds); - sampleDescriptionBox.addBox(audioSampleEntry); - - trackMetaData.setCreationTime(new Date()); - trackMetaData.setModificationTime(new Date()); - trackMetaData.setLanguage(lang); - trackMetaData.setTimescale(samplerate); // Audio tracks always use samplerate as timescale - } - - public SampleDescriptionBox getSampleDescriptionBox() { - return sampleDescriptionBox; - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - return stts; - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - return null; - } - - public long[] getSyncSamples() { - return null; - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - return null; - } - - public TrackMetaData getTrackMetaData() { - return trackMetaData; - } - - public String getHandler() { - return "soun"; - } - - public List<ByteBuffer> getSamples() { - return samples; - } - - public Box getMediaHeaderBox() { - return new SoundMediaHeaderBox(); - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return null; - } - - private boolean readVariables() throws IOException { - byte[] data = new byte[100]; - inputStream.mark(100); - if (100 != inputStream.read(data, 0, 100)) { - return false; - } - inputStream.reset(); // Rewind - ByteBuffer bb = ByteBuffer.wrap(data); - BitReaderBuffer brb = new BitReaderBuffer(bb); - int syncword = brb.readBits(12); - if (syncword != 0xfff) { - return false; - } - int id = brb.readBits(1); - int layer = brb.readBits(2); - int protectionAbsent = brb.readBits(1); - int profile = brb.readBits(2); - samplerate = samplingFrequencyIndexMap.get(brb.readBits(4)); - brb.readBits(1); - channelconfig = brb.readBits(3); - int original = brb.readBits(1); - int home = brb.readBits(1); - int emphasis = brb.readBits(2); - - return true; - } - - private boolean readSamples() throws IOException { - if (readSamples) { - return true; - } - - readSamples = true; - byte[] header = new byte[15]; - boolean ret = false; - inputStream.mark(15); - while (-1 != inputStream.read(header)) { - ret = true; - ByteBuffer bb = ByteBuffer.wrap(header); - inputStream.reset(); - BitReaderBuffer brb = new BitReaderBuffer(bb); - int syncword = brb.readBits(12); - if (syncword != 0xfff) { - return false; - } - brb.readBits(3); - int protectionAbsent = brb.readBits(1); - brb.readBits(14); - int frameSize = brb.readBits(13); - int bufferFullness = brb.readBits(11); - int noBlocks = brb.readBits(2); - int used = (int) Math.ceil(brb.getPosition() / 8.0); - if (protectionAbsent == 0) { - used += 2; - } - inputStream.skip(used); - frameSize -= used; -// System.out.println("Size: " + frameSize + " fullness: " + bufferFullness + " no blocks: " + noBlocks); - byte[] data = new byte[frameSize]; - inputStream.read(data); - samples.add(ByteBuffer.wrap(data)); - stts.add(new TimeToSampleBox.Entry(1, 1024)); - inputStream.mark(15); - } - return ret; - } - - @Override - public String toString() { - return "AACTrackImpl{" + - "samplerate=" + samplerate + - ", bitrate=" + bitrate + - ", channelCount=" + channelCount + - ", channelconfig=" + channelconfig + - '}'; - } -} - diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/AC3TrackImpl.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/AC3TrackImpl.java.svn-base deleted file mode 100644 index 5e5b2cd..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/AC3TrackImpl.java.svn-base +++ /dev/null @@ -1,513 +0,0 @@ -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.coremedia.iso.boxes.sampleentry.AudioSampleEntry; -import com.googlecode.mp4parser.authoring.AbstractTrack; -import com.googlecode.mp4parser.authoring.TrackMetaData; -import com.googlecode.mp4parser.boxes.AC3SpecificBox; -import com.googlecode.mp4parser.boxes.mp4.objectdescriptors.BitReaderBuffer; - -import java.io.InputStream; -import java.io.IOException; -import java.nio.ByteBuffer; -import java.util.Date; -import java.util.LinkedList; -import java.util.List; - -public class AC3TrackImpl extends AbstractTrack { - TrackMetaData trackMetaData = new TrackMetaData(); - SampleDescriptionBox sampleDescriptionBox; - - int samplerate; - int bitrate; - int channelCount; - - int fscod; - int bsid; - int bsmod; - int acmod; - int lfeon; - int frmsizecod; - - int frameSize; - int[][][][] bitRateAndFrameSizeTable; - - private InputStream inputStream; - private List<ByteBuffer> samples; - boolean readSamples = false; - List<TimeToSampleBox.Entry> stts; - private String lang = "und"; - - public AC3TrackImpl(InputStream fin, String lang) throws IOException { - this.lang = lang; - parse(fin); - } - - public AC3TrackImpl(InputStream fin) throws IOException { - parse(fin); - } - - private void parse(InputStream fin) throws IOException { - inputStream = fin; - bitRateAndFrameSizeTable = new int[19][2][3][2]; - stts = new LinkedList<TimeToSampleBox.Entry>(); - initBitRateAndFrameSizeTable(); - if (!readVariables()) { - throw new IOException(); - } - - sampleDescriptionBox = new SampleDescriptionBox(); - AudioSampleEntry audioSampleEntry = new AudioSampleEntry("ac-3"); - audioSampleEntry.setChannelCount(2); // According to ETSI TS 102 366 Annex F - audioSampleEntry.setSampleRate(samplerate); - audioSampleEntry.setDataReferenceIndex(1); - audioSampleEntry.setSampleSize(16); - - AC3SpecificBox ac3 = new AC3SpecificBox(); - ac3.setAcmod(acmod); - ac3.setBitRateCode(frmsizecod >> 1); - ac3.setBsid(bsid); - ac3.setBsmod(bsmod); - ac3.setFscod(fscod); - ac3.setLfeon(lfeon); - ac3.setReserved(0); - - audioSampleEntry.addBox(ac3); - sampleDescriptionBox.addBox(audioSampleEntry); - - trackMetaData.setCreationTime(new Date()); - trackMetaData.setModificationTime(new Date()); - trackMetaData.setLanguage(lang); - trackMetaData.setTimescale(samplerate); // Audio tracks always use samplerate as timescale - - samples = new LinkedList<ByteBuffer>(); - if (!readSamples()) { - throw new IOException(); - } - } - - - public List<ByteBuffer> getSamples() { - - return samples; - } - - public SampleDescriptionBox getSampleDescriptionBox() { - return sampleDescriptionBox; - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - return stts; - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - return null; - } - - public long[] getSyncSamples() { - return null; - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - return null; - } - - public TrackMetaData getTrackMetaData() { - return trackMetaData; - } - - public String getHandler() { - return "soun"; - } - - public Box getMediaHeaderBox() { - return new SoundMediaHeaderBox(); - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return null; - } - - private boolean readVariables() throws IOException { - byte[] data = new byte[100]; - inputStream.mark(100); - if (100 != inputStream.read(data, 0, 100)) { - return false; - } - inputStream.reset(); // Rewind - ByteBuffer bb = ByteBuffer.wrap(data); - BitReaderBuffer brb = new BitReaderBuffer(bb); - int syncword = brb.readBits(16); - if (syncword != 0xb77) { - return false; - } - brb.readBits(16); // CRC-1 - fscod = brb.readBits(2); - - switch (fscod) { - case 0: - samplerate = 48000; - break; - - case 1: - samplerate = 44100; - break; - - case 2: - samplerate = 32000; - break; - - case 3: - samplerate = 0; - break; - - } - if (samplerate == 0) { - return false; - } - - frmsizecod = brb.readBits(6); - - if (!calcBitrateAndFrameSize(frmsizecod)) { - return false; - } - - if (frameSize == 0) { - return false; - } - bsid = brb.readBits(5); - bsmod = brb.readBits(3); - acmod = brb.readBits(3); - - if (bsid == 9) { - samplerate /= 2; - } else if (bsid != 8 && bsid != 6) { - return false; - } - - if ((acmod != 1) && ((acmod & 1) == 1)) { - brb.readBits(2); - } - - if (0 != (acmod & 4)) { - brb.readBits(2); - } - - if (acmod == 2) { - brb.readBits(2); - } - - switch (acmod) { - case 0: - channelCount = 2; - break; - - case 1: - channelCount = 1; - break; - - case 2: - channelCount = 2; - break; - - case 3: - channelCount = 3; - break; - - case 4: - channelCount = 3; - break; - - case 5: - channelCount = 4; - break; - - case 6: - channelCount = 4; - break; - - case 7: - channelCount = 5; - break; - - } - - lfeon = brb.readBits(1); - - if (lfeon == 1) { - channelCount++; - } - return true; - } - - private boolean calcBitrateAndFrameSize(int code) { - int frmsizecode = code >>> 1; - int flag = code & 1; - if (frmsizecode > 18 || flag > 1 || fscod > 2) { - return false; - } - bitrate = bitRateAndFrameSizeTable[frmsizecode][flag][fscod][0]; - frameSize = 2 * bitRateAndFrameSizeTable[frmsizecode][flag][fscod][1]; - return true; - } - - private boolean readSamples() throws IOException { - if (readSamples) { - return true; - } - readSamples = true; - byte[] header = new byte[5]; - boolean ret = false; - inputStream.mark(5); - while (-1 != inputStream.read(header)) { - ret = true; - int frmsizecode = header[4] & 63; - calcBitrateAndFrameSize(frmsizecode); - inputStream.reset(); - byte[] data = new byte[frameSize]; - inputStream.read(data); - samples.add(ByteBuffer.wrap(data)); - stts.add(new TimeToSampleBox.Entry(1, 1536)); - inputStream.mark(5); - } - return ret; - } - - private void initBitRateAndFrameSizeTable() { - // ETSI 102 366 Table 4.13, in frmsizecod, flag, fscod, bitrate/size order. Note that all sizes are in words, and all bitrates in kbps - - // 48kHz - bitRateAndFrameSizeTable[0][0][0][0] = 32; - bitRateAndFrameSizeTable[0][1][0][0] = 32; - bitRateAndFrameSizeTable[0][0][0][1] = 64; - bitRateAndFrameSizeTable[0][1][0][1] = 64; - bitRateAndFrameSizeTable[1][0][0][0] = 40; - bitRateAndFrameSizeTable[1][1][0][0] = 40; - bitRateAndFrameSizeTable[1][0][0][1] = 80; - bitRateAndFrameSizeTable[1][1][0][1] = 80; - bitRateAndFrameSizeTable[2][0][0][0] = 48; - bitRateAndFrameSizeTable[2][1][0][0] = 48; - bitRateAndFrameSizeTable[2][0][0][1] = 96; - bitRateAndFrameSizeTable[2][1][0][1] = 96; - bitRateAndFrameSizeTable[3][0][0][0] = 56; - bitRateAndFrameSizeTable[3][1][0][0] = 56; - bitRateAndFrameSizeTable[3][0][0][1] = 112; - bitRateAndFrameSizeTable[3][1][0][1] = 112; - bitRateAndFrameSizeTable[4][0][0][0] = 64; - bitRateAndFrameSizeTable[4][1][0][0] = 64; - bitRateAndFrameSizeTable[4][0][0][1] = 128; - bitRateAndFrameSizeTable[4][1][0][1] = 128; - bitRateAndFrameSizeTable[5][0][0][0] = 80; - bitRateAndFrameSizeTable[5][1][0][0] = 80; - bitRateAndFrameSizeTable[5][0][0][1] = 160; - bitRateAndFrameSizeTable[5][1][0][1] = 160; - bitRateAndFrameSizeTable[6][0][0][0] = 96; - bitRateAndFrameSizeTable[6][1][0][0] = 96; - bitRateAndFrameSizeTable[6][0][0][1] = 192; - bitRateAndFrameSizeTable[6][1][0][1] = 192; - bitRateAndFrameSizeTable[7][0][0][0] = 112; - bitRateAndFrameSizeTable[7][1][0][0] = 112; - bitRateAndFrameSizeTable[7][0][0][1] = 224; - bitRateAndFrameSizeTable[7][1][0][1] = 224; - bitRateAndFrameSizeTable[8][0][0][0] = 128; - bitRateAndFrameSizeTable[8][1][0][0] = 128; - bitRateAndFrameSizeTable[8][0][0][1] = 256; - bitRateAndFrameSizeTable[8][1][0][1] = 256; - bitRateAndFrameSizeTable[9][0][0][0] = 160; - bitRateAndFrameSizeTable[9][1][0][0] = 160; - bitRateAndFrameSizeTable[9][0][0][1] = 320; - bitRateAndFrameSizeTable[9][1][0][1] = 320; - bitRateAndFrameSizeTable[10][0][0][0] = 192; - bitRateAndFrameSizeTable[10][1][0][0] = 192; - bitRateAndFrameSizeTable[10][0][0][1] = 384; - bitRateAndFrameSizeTable[10][1][0][1] = 384; - bitRateAndFrameSizeTable[11][0][0][0] = 224; - bitRateAndFrameSizeTable[11][1][0][0] = 224; - bitRateAndFrameSizeTable[11][0][0][1] = 448; - bitRateAndFrameSizeTable[11][1][0][1] = 448; - bitRateAndFrameSizeTable[12][0][0][0] = 256; - bitRateAndFrameSizeTable[12][1][0][0] = 256; - bitRateAndFrameSizeTable[12][0][0][1] = 512; - bitRateAndFrameSizeTable[12][1][0][1] = 512; - bitRateAndFrameSizeTable[13][0][0][0] = 320; - bitRateAndFrameSizeTable[13][1][0][0] = 320; - bitRateAndFrameSizeTable[13][0][0][1] = 640; - bitRateAndFrameSizeTable[13][1][0][1] = 640; - bitRateAndFrameSizeTable[14][0][0][0] = 384; - bitRateAndFrameSizeTable[14][1][0][0] = 384; - bitRateAndFrameSizeTable[14][0][0][1] = 768; - bitRateAndFrameSizeTable[14][1][0][1] = 768; - bitRateAndFrameSizeTable[15][0][0][0] = 448; - bitRateAndFrameSizeTable[15][1][0][0] = 448; - bitRateAndFrameSizeTable[15][0][0][1] = 896; - bitRateAndFrameSizeTable[15][1][0][1] = 896; - bitRateAndFrameSizeTable[16][0][0][0] = 512; - bitRateAndFrameSizeTable[16][1][0][0] = 512; - bitRateAndFrameSizeTable[16][0][0][1] = 1024; - bitRateAndFrameSizeTable[16][1][0][1] = 1024; - bitRateAndFrameSizeTable[17][0][0][0] = 576; - bitRateAndFrameSizeTable[17][1][0][0] = 576; - bitRateAndFrameSizeTable[17][0][0][1] = 1152; - bitRateAndFrameSizeTable[17][1][0][1] = 1152; - bitRateAndFrameSizeTable[18][0][0][0] = 640; - bitRateAndFrameSizeTable[18][1][0][0] = 640; - bitRateAndFrameSizeTable[18][0][0][1] = 1280; - bitRateAndFrameSizeTable[18][1][0][1] = 1280; - - // 44.1 kHz - bitRateAndFrameSizeTable[0][0][1][0] = 32; - bitRateAndFrameSizeTable[0][1][1][0] = 32; - bitRateAndFrameSizeTable[0][0][1][1] = 69; - bitRateAndFrameSizeTable[0][1][1][1] = 70; - bitRateAndFrameSizeTable[1][0][1][0] = 40; - bitRateAndFrameSizeTable[1][1][1][0] = 40; - bitRateAndFrameSizeTable[1][0][1][1] = 87; - bitRateAndFrameSizeTable[1][1][1][1] = 88; - bitRateAndFrameSizeTable[2][0][1][0] = 48; - bitRateAndFrameSizeTable[2][1][1][0] = 48; - bitRateAndFrameSizeTable[2][0][1][1] = 104; - bitRateAndFrameSizeTable[2][1][1][1] = 105; - bitRateAndFrameSizeTable[3][0][1][0] = 56; - bitRateAndFrameSizeTable[3][1][1][0] = 56; - bitRateAndFrameSizeTable[3][0][1][1] = 121; - bitRateAndFrameSizeTable[3][1][1][1] = 122; - bitRateAndFrameSizeTable[4][0][1][0] = 64; - bitRateAndFrameSizeTable[4][1][1][0] = 64; - bitRateAndFrameSizeTable[4][0][1][1] = 139; - bitRateAndFrameSizeTable[4][1][1][1] = 140; - bitRateAndFrameSizeTable[5][0][1][0] = 80; - bitRateAndFrameSizeTable[5][1][1][0] = 80; - bitRateAndFrameSizeTable[5][0][1][1] = 174; - bitRateAndFrameSizeTable[5][1][1][1] = 175; - bitRateAndFrameSizeTable[6][0][1][0] = 96; - bitRateAndFrameSizeTable[6][1][1][0] = 96; - bitRateAndFrameSizeTable[6][0][1][1] = 208; - bitRateAndFrameSizeTable[6][1][1][1] = 209; - bitRateAndFrameSizeTable[7][0][1][0] = 112; - bitRateAndFrameSizeTable[7][1][1][0] = 112; - bitRateAndFrameSizeTable[7][0][1][1] = 243; - bitRateAndFrameSizeTable[7][1][1][1] = 244; - bitRateAndFrameSizeTable[8][0][1][0] = 128; - bitRateAndFrameSizeTable[8][1][1][0] = 128; - bitRateAndFrameSizeTable[8][0][1][1] = 278; - bitRateAndFrameSizeTable[8][1][1][1] = 279; - bitRateAndFrameSizeTable[9][0][1][0] = 160; - bitRateAndFrameSizeTable[9][1][1][0] = 160; - bitRateAndFrameSizeTable[9][0][1][1] = 348; - bitRateAndFrameSizeTable[9][1][1][1] = 349; - bitRateAndFrameSizeTable[10][0][1][0] = 192; - bitRateAndFrameSizeTable[10][1][1][0] = 192; - bitRateAndFrameSizeTable[10][0][1][1] = 417; - bitRateAndFrameSizeTable[10][1][1][1] = 418; - bitRateAndFrameSizeTable[11][0][1][0] = 224; - bitRateAndFrameSizeTable[11][1][1][0] = 224; - bitRateAndFrameSizeTable[11][0][1][1] = 487; - bitRateAndFrameSizeTable[11][1][1][1] = 488; - bitRateAndFrameSizeTable[12][0][1][0] = 256; - bitRateAndFrameSizeTable[12][1][1][0] = 256; - bitRateAndFrameSizeTable[12][0][1][1] = 557; - bitRateAndFrameSizeTable[12][1][1][1] = 558; - bitRateAndFrameSizeTable[13][0][1][0] = 320; - bitRateAndFrameSizeTable[13][1][1][0] = 320; - bitRateAndFrameSizeTable[13][0][1][1] = 696; - bitRateAndFrameSizeTable[13][1][1][1] = 697; - bitRateAndFrameSizeTable[14][0][1][0] = 384; - bitRateAndFrameSizeTable[14][1][1][0] = 384; - bitRateAndFrameSizeTable[14][0][1][1] = 835; - bitRateAndFrameSizeTable[14][1][1][1] = 836; - bitRateAndFrameSizeTable[15][0][1][0] = 448; - bitRateAndFrameSizeTable[15][1][1][0] = 448; - bitRateAndFrameSizeTable[15][0][1][1] = 975; - bitRateAndFrameSizeTable[15][1][1][1] = 975; - bitRateAndFrameSizeTable[16][0][1][0] = 512; - bitRateAndFrameSizeTable[16][1][1][0] = 512; - bitRateAndFrameSizeTable[16][0][1][1] = 1114; - bitRateAndFrameSizeTable[16][1][1][1] = 1115; - bitRateAndFrameSizeTable[17][0][1][0] = 576; - bitRateAndFrameSizeTable[17][1][1][0] = 576; - bitRateAndFrameSizeTable[17][0][1][1] = 1253; - bitRateAndFrameSizeTable[17][1][1][1] = 1254; - bitRateAndFrameSizeTable[18][0][1][0] = 640; - bitRateAndFrameSizeTable[18][1][1][0] = 640; - bitRateAndFrameSizeTable[18][0][1][1] = 1393; - bitRateAndFrameSizeTable[18][1][1][1] = 1394; - - // 32kHz - bitRateAndFrameSizeTable[0][0][2][0] = 32; - bitRateAndFrameSizeTable[0][1][2][0] = 32; - bitRateAndFrameSizeTable[0][0][2][1] = 96; - bitRateAndFrameSizeTable[0][1][2][1] = 96; - bitRateAndFrameSizeTable[1][0][2][0] = 40; - bitRateAndFrameSizeTable[1][1][2][0] = 40; - bitRateAndFrameSizeTable[1][0][2][1] = 120; - bitRateAndFrameSizeTable[1][1][2][1] = 120; - bitRateAndFrameSizeTable[2][0][2][0] = 48; - bitRateAndFrameSizeTable[2][1][2][0] = 48; - bitRateAndFrameSizeTable[2][0][2][1] = 144; - bitRateAndFrameSizeTable[2][1][2][1] = 144; - bitRateAndFrameSizeTable[3][0][2][0] = 56; - bitRateAndFrameSizeTable[3][1][2][0] = 56; - bitRateAndFrameSizeTable[3][0][2][1] = 168; - bitRateAndFrameSizeTable[3][1][2][1] = 168; - bitRateAndFrameSizeTable[4][0][2][0] = 64; - bitRateAndFrameSizeTable[4][1][2][0] = 64; - bitRateAndFrameSizeTable[4][0][2][1] = 192; - bitRateAndFrameSizeTable[4][1][2][1] = 192; - bitRateAndFrameSizeTable[5][0][2][0] = 80; - bitRateAndFrameSizeTable[5][1][2][0] = 80; - bitRateAndFrameSizeTable[5][0][2][1] = 240; - bitRateAndFrameSizeTable[5][1][2][1] = 240; - bitRateAndFrameSizeTable[6][0][2][0] = 96; - bitRateAndFrameSizeTable[6][1][2][0] = 96; - bitRateAndFrameSizeTable[6][0][2][1] = 288; - bitRateAndFrameSizeTable[6][1][2][1] = 288; - bitRateAndFrameSizeTable[7][0][2][0] = 112; - bitRateAndFrameSizeTable[7][1][2][0] = 112; - bitRateAndFrameSizeTable[7][0][2][1] = 336; - bitRateAndFrameSizeTable[7][1][2][1] = 336; - bitRateAndFrameSizeTable[8][0][2][0] = 128; - bitRateAndFrameSizeTable[8][1][2][0] = 128; - bitRateAndFrameSizeTable[8][0][2][1] = 384; - bitRateAndFrameSizeTable[8][1][2][1] = 384; - bitRateAndFrameSizeTable[9][0][2][0] = 160; - bitRateAndFrameSizeTable[9][1][2][0] = 160; - bitRateAndFrameSizeTable[9][0][2][1] = 480; - bitRateAndFrameSizeTable[9][1][2][1] = 480; - bitRateAndFrameSizeTable[10][0][2][0] = 192; - bitRateAndFrameSizeTable[10][1][2][0] = 192; - bitRateAndFrameSizeTable[10][0][2][1] = 576; - bitRateAndFrameSizeTable[10][1][2][1] = 576; - bitRateAndFrameSizeTable[11][0][2][0] = 224; - bitRateAndFrameSizeTable[11][1][2][0] = 224; - bitRateAndFrameSizeTable[11][0][2][1] = 672; - bitRateAndFrameSizeTable[11][1][2][1] = 672; - bitRateAndFrameSizeTable[12][0][2][0] = 256; - bitRateAndFrameSizeTable[12][1][2][0] = 256; - bitRateAndFrameSizeTable[12][0][2][1] = 768; - bitRateAndFrameSizeTable[12][1][2][1] = 768; - bitRateAndFrameSizeTable[13][0][2][0] = 320; - bitRateAndFrameSizeTable[13][1][2][0] = 320; - bitRateAndFrameSizeTable[13][0][2][1] = 960; - bitRateAndFrameSizeTable[13][1][2][1] = 960; - bitRateAndFrameSizeTable[14][0][2][0] = 384; - bitRateAndFrameSizeTable[14][1][2][0] = 384; - bitRateAndFrameSizeTable[14][0][2][1] = 1152; - bitRateAndFrameSizeTable[14][1][2][1] = 1152; - bitRateAndFrameSizeTable[15][0][2][0] = 448; - bitRateAndFrameSizeTable[15][1][2][0] = 448; - bitRateAndFrameSizeTable[15][0][2][1] = 1344; - bitRateAndFrameSizeTable[15][1][2][1] = 1344; - bitRateAndFrameSizeTable[16][0][2][0] = 512; - bitRateAndFrameSizeTable[16][1][2][0] = 512; - bitRateAndFrameSizeTable[16][0][2][1] = 1536; - bitRateAndFrameSizeTable[16][1][2][1] = 1536; - bitRateAndFrameSizeTable[17][0][2][0] = 576; - bitRateAndFrameSizeTable[17][1][2][0] = 576; - bitRateAndFrameSizeTable[17][0][2][1] = 1728; - bitRateAndFrameSizeTable[17][1][2][1] = 1728; - bitRateAndFrameSizeTable[18][0][2][0] = 640; - bitRateAndFrameSizeTable[18][1][2][0] = 640; - bitRateAndFrameSizeTable[18][0][2][1] = 1920; - bitRateAndFrameSizeTable[18][1][2][1] = 1920; - } -}
\ No newline at end of file diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/Amf0Track.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/Amf0Track.java.svn-base deleted file mode 100644 index 0917767..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/Amf0Track.java.svn-base +++ /dev/null @@ -1,116 +0,0 @@ -/* - * Copyright 2012 Sebastian Annies, Hamburg - * - * Licensed under the Apache License, Version 2.0 (the License); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an AS IS BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.googlecode.mp4parser.authoring.AbstractTrack; -import com.googlecode.mp4parser.authoring.TrackMetaData; -import com.googlecode.mp4parser.boxes.adobe.ActionMessageFormat0SampleEntryBox; - -import java.nio.ByteBuffer; -import java.util.Collections; -import java.util.Date; -import java.util.LinkedList; -import java.util.List; -import java.util.Map; -import java.util.SortedMap; -import java.util.TreeMap; - -public class Amf0Track extends AbstractTrack { - SortedMap<Long, byte[]> rawSamples = new TreeMap<Long, byte[]>() { - }; - private TrackMetaData trackMetaData = new TrackMetaData(); - - - /** - * Creates a new AMF0 track from - * - * @param rawSamples - */ - public Amf0Track(Map<Long, byte[]> rawSamples) { - this.rawSamples = new TreeMap<Long, byte[]>(rawSamples); - trackMetaData.setCreationTime(new Date()); - trackMetaData.setModificationTime(new Date()); - trackMetaData.setTimescale(1000); // Text tracks use millieseconds - trackMetaData.setLanguage("eng"); - } - - public List<ByteBuffer> getSamples() { - LinkedList<ByteBuffer> samples = new LinkedList<ByteBuffer>(); - for (byte[] bytes : rawSamples.values()) { - samples.add(ByteBuffer.wrap(bytes)); - } - return samples; - } - - public SampleDescriptionBox getSampleDescriptionBox() { - SampleDescriptionBox stsd = new SampleDescriptionBox(); - ActionMessageFormat0SampleEntryBox amf0 = new ActionMessageFormat0SampleEntryBox(); - amf0.setDataReferenceIndex(1); - stsd.addBox(amf0); - return stsd; - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - LinkedList<TimeToSampleBox.Entry> timesToSample = new LinkedList<TimeToSampleBox.Entry>(); - LinkedList<Long> keys = new LinkedList<Long>(rawSamples.keySet()); - Collections.sort(keys); - long lastTimeStamp = 0; - for (Long key : keys) { - long delta = key - lastTimeStamp; - if (timesToSample.size() > 0 && timesToSample.peek().getDelta() == delta) { - timesToSample.peek().setCount(timesToSample.peek().getCount() + 1); - } else { - timesToSample.add(new TimeToSampleBox.Entry(1, delta)); - } - lastTimeStamp = key; - } - return timesToSample; - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - // AMF0 tracks do not have Composition Time - return null; - } - - public long[] getSyncSamples() { - // AMF0 tracks do not have Sync Samples - return null; - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - // AMF0 tracks do not have Sample Dependencies - return null; - } - - public TrackMetaData getTrackMetaData() { - return trackMetaData; //To change body of implemented methods use File | Settings | File Templates. - } - - public String getHandler() { - return "data"; - } - - public Box getMediaHeaderBox() { - return new NullMediaHeaderBox(); - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return null; - } - -} diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/AppendTrack.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/AppendTrack.java.svn-base deleted file mode 100644 index 93ee0cd..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/AppendTrack.java.svn-base +++ /dev/null @@ -1,348 +0,0 @@ -/* - * Copyright 2012 Sebastian Annies, Hamburg - * - * Licensed under the Apache License, Version 2.0 (the License); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an AS IS BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.coremedia.iso.boxes.sampleentry.AudioSampleEntry; -import com.googlecode.mp4parser.authoring.AbstractTrack; -import com.googlecode.mp4parser.authoring.Track; -import com.googlecode.mp4parser.authoring.TrackMetaData; -import com.googlecode.mp4parser.boxes.mp4.ESDescriptorBox; -import com.googlecode.mp4parser.boxes.mp4.objectdescriptors.DecoderConfigDescriptor; -import com.googlecode.mp4parser.boxes.mp4.objectdescriptors.ESDescriptor; - -import java.io.ByteArrayOutputStream; -import java.io.IOException; -import java.nio.ByteBuffer; -import java.nio.channels.Channels; -import java.util.*; - -/** - * Appends two or more <code>Tracks</code> of the same type. No only that the type must be equal - * also the decoder settings must be the same. - */ -public class AppendTrack extends AbstractTrack { - Track[] tracks; - SampleDescriptionBox stsd; - - public AppendTrack(Track... tracks) throws IOException { - this.tracks = tracks; - - for (Track track : tracks) { - - if (stsd == null) { - stsd = track.getSampleDescriptionBox(); - } else { - ByteArrayOutputStream curBaos = new ByteArrayOutputStream(); - ByteArrayOutputStream refBaos = new ByteArrayOutputStream(); - track.getSampleDescriptionBox().getBox(Channels.newChannel(curBaos)); - stsd.getBox(Channels.newChannel(refBaos)); - byte[] cur = curBaos.toByteArray(); - byte[] ref = refBaos.toByteArray(); - - if (!Arrays.equals(ref, cur)) { - SampleDescriptionBox curStsd = track.getSampleDescriptionBox(); - if (stsd.getBoxes().size() == 1 && curStsd.getBoxes().size() == 1) { - if (stsd.getBoxes().get(0) instanceof AudioSampleEntry && curStsd.getBoxes().get(0) instanceof AudioSampleEntry) { - AudioSampleEntry aseResult = mergeAudioSampleEntries((AudioSampleEntry) stsd.getBoxes().get(0), (AudioSampleEntry) curStsd.getBoxes().get(0)); - if (aseResult != null) { - stsd.setBoxes(Collections.<Box>singletonList(aseResult)); - return; - } - } - } - throw new IOException("Cannot append " + track + " to " + tracks[0] + " since their Sample Description Boxes differ: \n" + track.getSampleDescriptionBox() + "\n vs. \n" + tracks[0].getSampleDescriptionBox()); - } - } - } - } - - private AudioSampleEntry mergeAudioSampleEntries(AudioSampleEntry ase1, AudioSampleEntry ase2) throws IOException { - if (ase1.getType().equals(ase2.getType())) { - AudioSampleEntry ase = new AudioSampleEntry(ase2.getType()); - if (ase1.getBytesPerFrame() == ase2.getBytesPerFrame()) { - ase.setBytesPerFrame(ase1.getBytesPerFrame()); - } else { - return null; - } - if (ase1.getBytesPerPacket() == ase2.getBytesPerPacket()) { - ase.setBytesPerPacket(ase1.getBytesPerPacket()); - } else { - return null; - } - if (ase1.getBytesPerSample() == ase2.getBytesPerSample()) { - ase.setBytesPerSample(ase1.getBytesPerSample()); - } else { - return null; - } - if (ase1.getChannelCount() == ase2.getChannelCount()) { - ase.setChannelCount(ase1.getChannelCount()); - } else { - return null; - } - if (ase1.getPacketSize() == ase2.getPacketSize()) { - ase.setPacketSize(ase1.getPacketSize()); - } else { - return null; - } - if (ase1.getCompressionId() == ase2.getCompressionId()) { - ase.setCompressionId(ase1.getCompressionId()); - } else { - return null; - } - if (ase1.getSampleRate() == ase2.getSampleRate()) { - ase.setSampleRate(ase1.getSampleRate()); - } else { - return null; - } - if (ase1.getSampleSize() == ase2.getSampleSize()) { - ase.setSampleSize(ase1.getSampleSize()); - } else { - return null; - } - if (ase1.getSamplesPerPacket() == ase2.getSamplesPerPacket()) { - ase.setSamplesPerPacket(ase1.getSamplesPerPacket()); - } else { - return null; - } - if (ase1.getSoundVersion() == ase2.getSoundVersion()) { - ase.setSoundVersion(ase1.getSoundVersion()); - } else { - return null; - } - if (Arrays.equals(ase1.getSoundVersion2Data(), ase2.getSoundVersion2Data())) { - ase.setSoundVersion2Data(ase1.getSoundVersion2Data()); - } else { - return null; - } - if (ase1.getBoxes().size() == ase2.getBoxes().size()) { - Iterator<Box> bxs1 = ase1.getBoxes().iterator(); - Iterator<Box> bxs2 = ase2.getBoxes().iterator(); - while (bxs1.hasNext()) { - Box cur1 = bxs1.next(); - Box cur2 = bxs2.next(); - ByteArrayOutputStream baos1 = new ByteArrayOutputStream(); - ByteArrayOutputStream baos2 = new ByteArrayOutputStream(); - cur1.getBox(Channels.newChannel(baos1)); - cur2.getBox(Channels.newChannel(baos2)); - if (Arrays.equals(baos1.toByteArray(), baos2.toByteArray())) { - ase.addBox(cur1); - } else { - if (ESDescriptorBox.TYPE.equals(cur1.getType()) && ESDescriptorBox.TYPE.equals(cur2.getType())) { - ESDescriptorBox esdsBox1 = (ESDescriptorBox) cur1; - ESDescriptorBox esdsBox2 = (ESDescriptorBox) cur2; - ESDescriptor esds1 = esdsBox1.getEsDescriptor(); - ESDescriptor esds2 = esdsBox2.getEsDescriptor(); - if (esds1.getURLFlag() != esds2.getURLFlag()) { - return null; - } - if (esds1.getURLLength() != esds2.getURLLength()) { - return null; - } - if (esds1.getDependsOnEsId() != esds2.getDependsOnEsId()) { - return null; - } - if (esds1.getEsId() != esds2.getEsId()) { - return null; - } - if (esds1.getoCREsId() != esds2.getoCREsId()) { - return null; - } - if (esds1.getoCRstreamFlag() != esds2.getoCRstreamFlag()) { - return null; - } - if (esds1.getRemoteODFlag() != esds2.getRemoteODFlag()) { - return null; - } - if (esds1.getStreamDependenceFlag() != esds2.getStreamDependenceFlag()) { - return null; - } - if (esds1.getStreamPriority() != esds2.getStreamPriority()) { - return null; - } - if (esds1.getURLString() != null ? !esds1.getURLString().equals(esds2.getURLString()) : esds2.getURLString() != null) { - return null; - } - if (esds1.getDecoderConfigDescriptor() != null ? !esds1.getDecoderConfigDescriptor().equals(esds2.getDecoderConfigDescriptor()) : esds2.getDecoderConfigDescriptor() != null) { - DecoderConfigDescriptor dcd1 = esds1.getDecoderConfigDescriptor(); - DecoderConfigDescriptor dcd2 = esds2.getDecoderConfigDescriptor(); - if (!dcd1.getAudioSpecificInfo().equals(dcd2.getAudioSpecificInfo())) { - return null; - } - if (dcd1.getAvgBitRate() != dcd2.getAvgBitRate()) { - // I don't care - } - if (dcd1.getBufferSizeDB() != dcd2.getBufferSizeDB()) { - // I don't care - } - - if (dcd1.getDecoderSpecificInfo() != null ? !dcd1.getDecoderSpecificInfo().equals(dcd2.getDecoderSpecificInfo()) : dcd2.getDecoderSpecificInfo() != null) { - return null; - } - - if (dcd1.getMaxBitRate() != dcd2.getMaxBitRate()) { - // I don't care - } - if (!dcd1.getProfileLevelIndicationDescriptors().equals(dcd2.getProfileLevelIndicationDescriptors())) { - return null; - } - - if (dcd1.getObjectTypeIndication() != dcd2.getObjectTypeIndication()) { - return null; - } - if (dcd1.getStreamType() != dcd2.getStreamType()) { - return null; - } - if (dcd1.getUpStream() != dcd2.getUpStream()) { - return null; - } - - - } - if (esds1.getOtherDescriptors() != null ? !esds1.getOtherDescriptors().equals(esds2.getOtherDescriptors()) : esds2.getOtherDescriptors() != null) { - return null; - } - if (esds1.getSlConfigDescriptor() != null ? !esds1.getSlConfigDescriptor().equals(esds2.getSlConfigDescriptor()) : esds2.getSlConfigDescriptor() != null) { - return null; - } - ase.addBox(cur1); - } - } - } - } - return ase; - } else { - return null; - } - - - } - - - public List<ByteBuffer> getSamples() { - ArrayList<ByteBuffer> lists = new ArrayList<ByteBuffer>(); - - for (Track track : tracks) { - lists.addAll(track.getSamples()); - } - - return lists; - } - - public SampleDescriptionBox getSampleDescriptionBox() { - return stsd; - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - if (tracks[0].getDecodingTimeEntries() != null && !tracks[0].getDecodingTimeEntries().isEmpty()) { - List<long[]> lists = new LinkedList<long[]>(); - for (Track track : tracks) { - lists.add(TimeToSampleBox.blowupTimeToSamples(track.getDecodingTimeEntries())); - } - - LinkedList<TimeToSampleBox.Entry> returnDecodingEntries = new LinkedList<TimeToSampleBox.Entry>(); - for (long[] list : lists) { - for (long nuDecodingTime : list) { - if (returnDecodingEntries.isEmpty() || returnDecodingEntries.getLast().getDelta() != nuDecodingTime) { - TimeToSampleBox.Entry e = new TimeToSampleBox.Entry(1, nuDecodingTime); - returnDecodingEntries.add(e); - } else { - TimeToSampleBox.Entry e = returnDecodingEntries.getLast(); - e.setCount(e.getCount() + 1); - } - } - } - return returnDecodingEntries; - } else { - return null; - } - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - if (tracks[0].getCompositionTimeEntries() != null && !tracks[0].getCompositionTimeEntries().isEmpty()) { - List<int[]> lists = new LinkedList<int[]>(); - for (Track track : tracks) { - lists.add(CompositionTimeToSample.blowupCompositionTimes(track.getCompositionTimeEntries())); - } - LinkedList<CompositionTimeToSample.Entry> compositionTimeEntries = new LinkedList<CompositionTimeToSample.Entry>(); - for (int[] list : lists) { - for (int compositionTime : list) { - if (compositionTimeEntries.isEmpty() || compositionTimeEntries.getLast().getOffset() != compositionTime) { - CompositionTimeToSample.Entry e = new CompositionTimeToSample.Entry(1, compositionTime); - compositionTimeEntries.add(e); - } else { - CompositionTimeToSample.Entry e = compositionTimeEntries.getLast(); - e.setCount(e.getCount() + 1); - } - } - } - return compositionTimeEntries; - } else { - return null; - } - } - - public long[] getSyncSamples() { - if (tracks[0].getSyncSamples() != null && tracks[0].getSyncSamples().length > 0) { - int numSyncSamples = 0; - for (Track track : tracks) { - numSyncSamples += track.getSyncSamples().length; - } - long[] returnSyncSamples = new long[numSyncSamples]; - - int pos = 0; - long samplesBefore = 0; - for (Track track : tracks) { - for (long l : track.getSyncSamples()) { - returnSyncSamples[pos++] = samplesBefore + l; - } - samplesBefore += track.getSamples().size(); - } - return returnSyncSamples; - } else { - return null; - } - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - if (tracks[0].getSampleDependencies() != null && !tracks[0].getSampleDependencies().isEmpty()) { - List<SampleDependencyTypeBox.Entry> list = new LinkedList<SampleDependencyTypeBox.Entry>(); - for (Track track : tracks) { - list.addAll(track.getSampleDependencies()); - } - return list; - } else { - return null; - } - } - - public TrackMetaData getTrackMetaData() { - return tracks[0].getTrackMetaData(); - } - - public String getHandler() { - return tracks[0].getHandler(); - } - - public Box getMediaHeaderBox() { - return tracks[0].getMediaHeaderBox(); - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return tracks[0].getSubsampleInformationBox(); - } - -} diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/ChangeTimeScaleTrack.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/ChangeTimeScaleTrack.java.svn-base deleted file mode 100644 index 50f76c2..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/ChangeTimeScaleTrack.java.svn-base +++ /dev/null @@ -1,203 +0,0 @@ -/* - * Copyright 2012 Sebastian Annies, Hamburg - * - * Licensed under the Apache License, Version 2.0 (the License); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an AS IS BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.googlecode.mp4parser.authoring.Track; -import com.googlecode.mp4parser.authoring.TrackMetaData; - -import java.nio.ByteBuffer; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.LinkedList; -import java.util.List; -import java.util.Queue; -import java.util.logging.Logger; - -/** - * Changes the timescale of a track by wrapping the track. - */ -public class ChangeTimeScaleTrack implements Track { - private static final Logger LOG = Logger.getLogger(ChangeTimeScaleTrack.class.getName()); - - Track source; - List<CompositionTimeToSample.Entry> ctts; - List<TimeToSampleBox.Entry> tts; - long timeScale; - - /** - * Changes the time scale of the source track to the target time scale and makes sure - * that any rounding errors that may have summed are corrected exactly before the syncSamples. - * - * @param source the source track - * @param targetTimeScale the resulting time scale of this track. - * @param syncSamples at these sync points where rounding error are corrected. - */ - public ChangeTimeScaleTrack(Track source, long targetTimeScale, long[] syncSamples) { - this.source = source; - this.timeScale = targetTimeScale; - double timeScaleFactor = (double) targetTimeScale / source.getTrackMetaData().getTimescale(); - ctts = adjustCtts(source.getCompositionTimeEntries(), timeScaleFactor); - tts = adjustTts(source.getDecodingTimeEntries(), timeScaleFactor, syncSamples, getTimes(source, syncSamples, targetTimeScale)); - } - - private static long[] getTimes(Track track, long[] syncSamples, long targetTimeScale) { - long[] syncSampleTimes = new long[syncSamples.length]; - Queue<TimeToSampleBox.Entry> timeQueue = new LinkedList<TimeToSampleBox.Entry>(track.getDecodingTimeEntries()); - - int currentSample = 1; // first syncsample is 1 - long currentDuration = 0; - long currentDelta = 0; - int currentSyncSampleIndex = 0; - long left = 0; - - - while (currentSample <= syncSamples[syncSamples.length - 1]) { - if (currentSample++ == syncSamples[currentSyncSampleIndex]) { - syncSampleTimes[currentSyncSampleIndex++] = (currentDuration * targetTimeScale) / track.getTrackMetaData().getTimescale(); - } - if (left-- == 0) { - TimeToSampleBox.Entry entry = timeQueue.poll(); - left = entry.getCount() - 1; - currentDelta = entry.getDelta(); - } - currentDuration += currentDelta; - } - return syncSampleTimes; - - } - - public SampleDescriptionBox getSampleDescriptionBox() { - return source.getSampleDescriptionBox(); - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - return tts; - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - return ctts; - } - - public long[] getSyncSamples() { - return source.getSyncSamples(); - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - return source.getSampleDependencies(); - } - - public TrackMetaData getTrackMetaData() { - TrackMetaData trackMetaData = (TrackMetaData) source.getTrackMetaData().clone(); - trackMetaData.setTimescale(timeScale); - return trackMetaData; - } - - public String getHandler() { - return source.getHandler(); - } - - public boolean isEnabled() { - return source.isEnabled(); - } - - public boolean isInMovie() { - return source.isInMovie(); - } - - public boolean isInPreview() { - return source.isInPreview(); - } - - public boolean isInPoster() { - return source.isInPoster(); - } - - public List<ByteBuffer> getSamples() { - return source.getSamples(); - } - - - /** - * Adjusting the composition times is easy. Just scale it by the factor - that's it. There is no rounding - * error summing up. - * - * @param source - * @param timeScaleFactor - * @return - */ - static List<CompositionTimeToSample.Entry> adjustCtts(List<CompositionTimeToSample.Entry> source, double timeScaleFactor) { - if (source != null) { - List<CompositionTimeToSample.Entry> entries2 = new ArrayList<CompositionTimeToSample.Entry>(source.size()); - for (CompositionTimeToSample.Entry entry : source) { - entries2.add(new CompositionTimeToSample.Entry(entry.getCount(), (int) Math.round(timeScaleFactor * entry.getOffset()))); - } - return entries2; - } else { - return null; - } - } - - static List<TimeToSampleBox.Entry> adjustTts(List<TimeToSampleBox.Entry> source, double timeScaleFactor, long[] syncSample, long[] syncSampleTimes) { - - long[] sourceArray = TimeToSampleBox.blowupTimeToSamples(source); - long summedDurations = 0; - - LinkedList<TimeToSampleBox.Entry> entries2 = new LinkedList<TimeToSampleBox.Entry>(); - for (int i = 1; i <= sourceArray.length; i++) { - long duration = sourceArray[i - 1]; - - long x = Math.round(timeScaleFactor * duration); - - - TimeToSampleBox.Entry last = entries2.peekLast(); - int ssIndex; - if ((ssIndex = Arrays.binarySearch(syncSample, i + 1)) >= 0) { - // we are at the sample before sync point - if (syncSampleTimes[ssIndex] != summedDurations) { - long correction = syncSampleTimes[ssIndex] - (summedDurations + x); - LOG.finest(String.format("Sample %d %d / %d - correct by %d", i, summedDurations, syncSampleTimes[ssIndex], correction)); - x += correction; - } - } - summedDurations += x; - if (last == null) { - entries2.add(new TimeToSampleBox.Entry(1, x)); - } else if (last.getDelta() != x) { - entries2.add(new TimeToSampleBox.Entry(1, x)); - } else { - last.setCount(last.getCount() + 1); - } - - } - return entries2; - } - - public Box getMediaHeaderBox() { - return source.getMediaHeaderBox(); - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return source.getSubsampleInformationBox(); - } - - @Override - public String toString() { - return "ChangeTimeScaleTrack{" + - "source=" + source + - '}'; - } -}
\ No newline at end of file diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/CroppedTrack.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/CroppedTrack.java.svn-base deleted file mode 100644 index 2389961..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/CroppedTrack.java.svn-base +++ /dev/null @@ -1,151 +0,0 @@ -/* - * Copyright 2012 Sebastian Annies, Hamburg - * - * Licensed under the Apache License, Version 2.0 (the License); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an AS IS BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.googlecode.mp4parser.authoring.AbstractTrack; -import com.googlecode.mp4parser.authoring.Track; -import com.googlecode.mp4parser.authoring.TrackMetaData; - -import java.nio.ByteBuffer; -import java.util.LinkedList; -import java.util.List; - -/** - * Generates a Track that starts at fromSample and ends at toSample (exclusive). The user of this class - * has to make sure that the fromSample is a random access sample. - * <ul> - * <li>In AAC this is every single sample</li> - * <li>In H264 this is every sample that is marked in the SyncSampleBox</li> - * </ul> - */ -public class CroppedTrack extends AbstractTrack { - Track origTrack; - private int fromSample; - private int toSample; - private long[] syncSampleArray; - - public CroppedTrack(Track origTrack, long fromSample, long toSample) { - this.origTrack = origTrack; - assert fromSample <= Integer.MAX_VALUE; - assert toSample <= Integer.MAX_VALUE; - this.fromSample = (int) fromSample; - this.toSample = (int) toSample; - } - - public List<ByteBuffer> getSamples() { - return origTrack.getSamples().subList(fromSample, toSample); - } - - public SampleDescriptionBox getSampleDescriptionBox() { - return origTrack.getSampleDescriptionBox(); - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - if (origTrack.getDecodingTimeEntries() != null && !origTrack.getDecodingTimeEntries().isEmpty()) { - // todo optimize! too much long is allocated but then not used - long[] decodingTimes = TimeToSampleBox.blowupTimeToSamples(origTrack.getDecodingTimeEntries()); - long[] nuDecodingTimes = new long[toSample - fromSample]; - System.arraycopy(decodingTimes, fromSample, nuDecodingTimes, 0, toSample - fromSample); - - LinkedList<TimeToSampleBox.Entry> returnDecodingEntries = new LinkedList<TimeToSampleBox.Entry>(); - - for (long nuDecodingTime : nuDecodingTimes) { - if (returnDecodingEntries.isEmpty() || returnDecodingEntries.getLast().getDelta() != nuDecodingTime) { - TimeToSampleBox.Entry e = new TimeToSampleBox.Entry(1, nuDecodingTime); - returnDecodingEntries.add(e); - } else { - TimeToSampleBox.Entry e = returnDecodingEntries.getLast(); - e.setCount(e.getCount() + 1); - } - } - return returnDecodingEntries; - } else { - return null; - } - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - if (origTrack.getCompositionTimeEntries() != null && !origTrack.getCompositionTimeEntries().isEmpty()) { - int[] compositionTime = CompositionTimeToSample.blowupCompositionTimes(origTrack.getCompositionTimeEntries()); - int[] nuCompositionTimes = new int[toSample - fromSample]; - System.arraycopy(compositionTime, fromSample, nuCompositionTimes, 0, toSample - fromSample); - - LinkedList<CompositionTimeToSample.Entry> returnDecodingEntries = new LinkedList<CompositionTimeToSample.Entry>(); - - for (int nuDecodingTime : nuCompositionTimes) { - if (returnDecodingEntries.isEmpty() || returnDecodingEntries.getLast().getOffset() != nuDecodingTime) { - CompositionTimeToSample.Entry e = new CompositionTimeToSample.Entry(1, nuDecodingTime); - returnDecodingEntries.add(e); - } else { - CompositionTimeToSample.Entry e = returnDecodingEntries.getLast(); - e.setCount(e.getCount() + 1); - } - } - return returnDecodingEntries; - } else { - return null; - } - } - - synchronized public long[] getSyncSamples() { - if (this.syncSampleArray == null) { - if (origTrack.getSyncSamples() != null && origTrack.getSyncSamples().length > 0) { - List<Long> syncSamples = new LinkedList<Long>(); - for (long l : origTrack.getSyncSamples()) { - if (l >= fromSample && l < toSample) { - syncSamples.add(l - fromSample); - } - } - syncSampleArray = new long[syncSamples.size()]; - for (int i = 0; i < syncSampleArray.length; i++) { - syncSampleArray[i] = syncSamples.get(i); - - } - return syncSampleArray; - } else { - return null; - } - } else { - return this.syncSampleArray; - } - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - if (origTrack.getSampleDependencies() != null && !origTrack.getSampleDependencies().isEmpty()) { - return origTrack.getSampleDependencies().subList(fromSample, toSample); - } else { - return null; - } - } - - public TrackMetaData getTrackMetaData() { - return origTrack.getTrackMetaData(); - } - - public String getHandler() { - return origTrack.getHandler(); - } - - public Box getMediaHeaderBox() { - return origTrack.getMediaHeaderBox(); - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return origTrack.getSubsampleInformationBox(); - } - -}
\ No newline at end of file diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/DivideTimeScaleTrack.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/DivideTimeScaleTrack.java.svn-base deleted file mode 100644 index c51e8e0..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/DivideTimeScaleTrack.java.svn-base +++ /dev/null @@ -1,126 +0,0 @@ -/* - * Copyright 2012 Sebastian Annies, Hamburg - * - * Licensed under the Apache License, Version 2.0 (the License); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an AS IS BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.googlecode.mp4parser.authoring.Track; -import com.googlecode.mp4parser.authoring.TrackMetaData; - -import java.nio.ByteBuffer; -import java.util.ArrayList; -import java.util.LinkedList; -import java.util.List; - -/** - * Changes the timescale of a track by wrapping the track. - */ -public class DivideTimeScaleTrack implements Track { - Track source; - private int timeScaleDivisor; - - public DivideTimeScaleTrack(Track source, int timeScaleDivisor) { - this.source = source; - this.timeScaleDivisor = timeScaleDivisor; - } - - public SampleDescriptionBox getSampleDescriptionBox() { - return source.getSampleDescriptionBox(); - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - return adjustTts(); - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - return adjustCtts(); - } - - public long[] getSyncSamples() { - return source.getSyncSamples(); - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - return source.getSampleDependencies(); - } - - public TrackMetaData getTrackMetaData() { - TrackMetaData trackMetaData = (TrackMetaData) source.getTrackMetaData().clone(); - trackMetaData.setTimescale(source.getTrackMetaData().getTimescale() / this.timeScaleDivisor); - return trackMetaData; - } - - public String getHandler() { - return source.getHandler(); - } - - public boolean isEnabled() { - return source.isEnabled(); - } - - public boolean isInMovie() { - return source.isInMovie(); - } - - public boolean isInPreview() { - return source.isInPreview(); - } - - public boolean isInPoster() { - return source.isInPoster(); - } - - public List<ByteBuffer> getSamples() { - return source.getSamples(); - } - - - List<CompositionTimeToSample.Entry> adjustCtts() { - List<CompositionTimeToSample.Entry> origCtts = this.source.getCompositionTimeEntries(); - if (origCtts != null) { - List<CompositionTimeToSample.Entry> entries2 = new ArrayList<CompositionTimeToSample.Entry>(origCtts.size()); - for (CompositionTimeToSample.Entry entry : origCtts) { - entries2.add(new CompositionTimeToSample.Entry(entry.getCount(), entry.getOffset() / timeScaleDivisor)); - } - return entries2; - } else { - return null; - } - } - - List<TimeToSampleBox.Entry> adjustTts() { - List<TimeToSampleBox.Entry> origTts = source.getDecodingTimeEntries(); - LinkedList<TimeToSampleBox.Entry> entries2 = new LinkedList<TimeToSampleBox.Entry>(); - for (TimeToSampleBox.Entry e : origTts) { - entries2.add(new TimeToSampleBox.Entry(e.getCount(), e.getDelta() / timeScaleDivisor)); - } - return entries2; - } - - public Box getMediaHeaderBox() { - return source.getMediaHeaderBox(); - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return source.getSubsampleInformationBox(); - } - - @Override - public String toString() { - return "MultiplyTimeScaleTrack{" + - "source=" + source + - '}'; - } -} diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/EC3TrackImpl.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/EC3TrackImpl.java.svn-base deleted file mode 100644 index d0b2d76..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/EC3TrackImpl.java.svn-base +++ /dev/null @@ -1,436 +0,0 @@ -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.coremedia.iso.boxes.sampleentry.AudioSampleEntry; -import com.googlecode.mp4parser.authoring.AbstractTrack; -import com.googlecode.mp4parser.authoring.TrackMetaData; -import com.googlecode.mp4parser.boxes.EC3SpecificBox; -import com.googlecode.mp4parser.boxes.mp4.objectdescriptors.BitReaderBuffer; - -import java.io.BufferedInputStream; -import java.io.IOException; -import java.io.InputStream; -import java.nio.ByteBuffer; -import java.util.Date; -import java.util.LinkedList; -import java.util.List; - -/** - * Created by IntelliJ IDEA. - * User: magnus - * Date: 2012-03-14 - * Time: 10:39 - * To change this template use File | Settings | File Templates. - */ -public class EC3TrackImpl extends AbstractTrack { - TrackMetaData trackMetaData = new TrackMetaData(); - SampleDescriptionBox sampleDescriptionBox; - - int samplerate; - int bitrate; - int frameSize; - - List<BitStreamInfo> entries = new LinkedList<BitStreamInfo>(); - - private BufferedInputStream inputStream; - private List<ByteBuffer> samples; - List<TimeToSampleBox.Entry> stts = new LinkedList<TimeToSampleBox.Entry>(); - private String lang = "und"; - - public EC3TrackImpl(InputStream fin, String lang) throws IOException { - this.lang = lang; - parse(fin); - } - - public EC3TrackImpl(InputStream fin) throws IOException { - parse(fin); - } - - private void parse(InputStream fin) throws IOException { - inputStream = new BufferedInputStream(fin); - - boolean done = false; - inputStream.mark(10000); - while (!done) { - BitStreamInfo bsi = readVariables(); - if (bsi == null) { - throw new IOException(); - } - for (BitStreamInfo entry : entries) { - if (bsi.strmtyp != 1 && entry.substreamid == bsi.substreamid) { - done = true; - } - } - if (!done) { - entries.add(bsi); - long skipped = inputStream.skip(bsi.frameSize); - assert skipped == bsi.frameSize; - } - } - - inputStream.reset(); - - if (entries.size() == 0) { - throw new IOException(); - } - samplerate = entries.get(0).samplerate; - - sampleDescriptionBox = new SampleDescriptionBox(); - AudioSampleEntry audioSampleEntry = new AudioSampleEntry("ec-3"); - audioSampleEntry.setChannelCount(2); // According to ETSI TS 102 366 Annex F - audioSampleEntry.setSampleRate(samplerate); - audioSampleEntry.setDataReferenceIndex(1); - audioSampleEntry.setSampleSize(16); - - EC3SpecificBox ec3 = new EC3SpecificBox(); - int[] deps = new int[entries.size()]; - int[] chan_locs = new int[entries.size()]; - for (BitStreamInfo bsi : entries) { - if (bsi.strmtyp == 1) { - deps[bsi.substreamid]++; - chan_locs[bsi.substreamid] = ((bsi.chanmap >> 6) & 0x100) | ((bsi.chanmap >> 5) & 0xff); - } - } - for (BitStreamInfo bsi : entries) { - if (bsi.strmtyp != 1) { - EC3SpecificBox.Entry e = new EC3SpecificBox.Entry(); - e.fscod = bsi.fscod; - e.bsid = bsi.bsid; - e.bsmod = bsi.bsmod; - e.acmod = bsi.acmod; - e.lfeon = bsi.lfeon; - e.reserved = 0; - e.num_dep_sub = deps[bsi.substreamid]; - e.chan_loc = chan_locs[bsi.substreamid]; - e.reserved2 = 0; - ec3.addEntry(e); - } - bitrate += bsi.bitrate; - frameSize += bsi.frameSize; - } - - ec3.setDataRate(bitrate / 1000); - audioSampleEntry.addBox(ec3); - sampleDescriptionBox.addBox(audioSampleEntry); - - trackMetaData.setCreationTime(new Date()); - trackMetaData.setModificationTime(new Date()); - trackMetaData.setLanguage(lang); - trackMetaData.setTimescale(samplerate); // Audio tracks always use samplerate as timescale - - samples = new LinkedList<ByteBuffer>(); - if (!readSamples()) { - throw new IOException(); - } - } - - - public List<ByteBuffer> getSamples() { - - return samples; - } - - public SampleDescriptionBox getSampleDescriptionBox() { - return sampleDescriptionBox; - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - return stts; - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - return null; - } - - public long[] getSyncSamples() { - return null; - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - return null; - } - - public TrackMetaData getTrackMetaData() { - return trackMetaData; - } - - public String getHandler() { - return "soun"; - } - - public AbstractMediaHeaderBox getMediaHeaderBox() { - return new SoundMediaHeaderBox(); - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return null; - } - - private BitStreamInfo readVariables() throws IOException { - byte[] data = new byte[200]; - inputStream.mark(200); - if (200 != inputStream.read(data, 0, 200)) { - return null; - } - inputStream.reset(); // Rewind - ByteBuffer bb = ByteBuffer.wrap(data); - BitReaderBuffer brb = new BitReaderBuffer(bb); - int syncword = brb.readBits(16); - if (syncword != 0xb77) { - return null; - } - - BitStreamInfo entry = new BitStreamInfo(); - - entry.strmtyp = brb.readBits(2); - entry.substreamid = brb.readBits(3); - int frmsiz = brb.readBits(11); - entry.frameSize = 2 * (frmsiz + 1); - - entry.fscod = brb.readBits(2); - int fscod2 = -1; - int numblkscod; - if (entry.fscod == 3) { - fscod2 = brb.readBits(2); - numblkscod = 3; - } else { - numblkscod = brb.readBits(2); - } - int numberOfBlocksPerSyncFrame = 0; - switch (numblkscod) { - case 0: - numberOfBlocksPerSyncFrame = 1; - break; - - case 1: - numberOfBlocksPerSyncFrame = 2; - break; - - case 2: - numberOfBlocksPerSyncFrame = 3; - break; - - case 3: - numberOfBlocksPerSyncFrame = 6; - break; - - } - entry.frameSize *= (6 / numberOfBlocksPerSyncFrame); - - entry.acmod = brb.readBits(3); - entry.lfeon = brb.readBits(1); - entry.bsid = brb.readBits(5); - brb.readBits(5); - if (1 == brb.readBits(1)) { - brb.readBits(8); // compr - } - if (0 == entry.acmod) { - brb.readBits(5); - if (1 == brb.readBits(1)) { - brb.readBits(8); - } - } - if (1 == entry.strmtyp) { - if (1 == brb.readBits(1)) { - entry.chanmap = brb.readBits(16); - } - } - if (1 == brb.readBits(1)) { // mixing metadata - if (entry.acmod > 2) { - brb.readBits(2); - } - if (1 == (entry.acmod & 1) && entry.acmod > 2) { - brb.readBits(3); - brb.readBits(3); - } - if (0 < (entry.acmod & 4)) { - brb.readBits(3); - brb.readBits(3); - } - if (1 == entry.lfeon) { - if (1 == brb.readBits(1)) { - brb.readBits(5); - } - } - if (0 == entry.strmtyp) { - if (1 == brb.readBits(1)) { - brb.readBits(6); - } - if (0 == entry.acmod) { - if (1 == brb.readBits(1)) { - brb.readBits(6); - } - } - if (1 == brb.readBits(1)) { - brb.readBits(6); - } - int mixdef = brb.readBits(2); - if (1 == mixdef) { - brb.readBits(5); - } else if (2 == mixdef) { - brb.readBits(12); - } else if (3 == mixdef) { - int mixdeflen = brb.readBits(5); - if (1 == brb.readBits(1)) { - brb.readBits(5); - if (1 == brb.readBits(1)) { - brb.readBits(4); - } - if (1 == brb.readBits(1)) { - brb.readBits(4); - } - if (1 == brb.readBits(1)) { - brb.readBits(4); - } - if (1 == brb.readBits(1)) { - brb.readBits(4); - } - if (1 == brb.readBits(1)) { - brb.readBits(4); - } - if (1 == brb.readBits(1)) { - brb.readBits(4); - } - if (1 == brb.readBits(1)) { - brb.readBits(4); - } - if (1 == brb.readBits(1)) { - if (1 == brb.readBits(1)) { - brb.readBits(4); - } - if (1 == brb.readBits(1)) { - brb.readBits(4); - } - } - } - if (1 == brb.readBits(1)) { - brb.readBits(5); - if (1 == brb.readBits(1)) { - brb.readBits(7); - if (1 == brb.readBits(1)) { - brb.readBits(8); - } - } - } - for (int i = 0; i < (mixdeflen + 2); i++) { - brb.readBits(8); - } - brb.byteSync(); - } - if (entry.acmod < 2) { - if (1 == brb.readBits(1)) { - brb.readBits(14); - } - if (0 == entry.acmod) { - if (1 == brb.readBits(1)) { - brb.readBits(14); - } - } - if (1 == brb.readBits(1)) { - if (numblkscod == 0) { - brb.readBits(5); - } else { - for (int i = 0; i < numberOfBlocksPerSyncFrame; i++) { - if (1 == brb.readBits(1)) { - brb.readBits(5); - } - } - } - - } - } - } - } - if (1 == brb.readBits(1)) { // infomdate - entry.bsmod = brb.readBits(3); - } - - switch (entry.fscod) { - case 0: - entry.samplerate = 48000; - break; - - case 1: - entry.samplerate = 44100; - break; - - case 2: - entry.samplerate = 32000; - break; - - case 3: { - switch (fscod2) { - case 0: - entry.samplerate = 24000; - break; - - case 1: - entry.samplerate = 22050; - break; - - case 2: - entry.samplerate = 16000; - break; - - case 3: - entry.samplerate = 0; - break; - } - break; - } - - } - if (entry.samplerate == 0) { - return null; - } - - entry.bitrate = (int) (((double) entry.samplerate) / 1536.0 * entry.frameSize * 8); - - return entry; - } - - private boolean readSamples() throws IOException { - int read = frameSize; - boolean ret = false; - while (frameSize == read) { - ret = true; - byte[] data = new byte[frameSize]; - read = inputStream.read(data); - if (read == frameSize) { - samples.add(ByteBuffer.wrap(data)); - stts.add(new TimeToSampleBox.Entry(1, 1536)); - } - } - return ret; - } - - public static class BitStreamInfo extends EC3SpecificBox.Entry { - public int frameSize; - public int substreamid; - public int bitrate; - public int samplerate; - public int strmtyp; - public int chanmap; - - @Override - public String toString() { - return "BitStreamInfo{" + - "frameSize=" + frameSize + - ", substreamid=" + substreamid + - ", bitrate=" + bitrate + - ", samplerate=" + samplerate + - ", strmtyp=" + strmtyp + - ", chanmap=" + chanmap + - '}'; - } - } - - @Override - public String toString() { - return "EC3TrackImpl{" + - "bitrate=" + bitrate + - ", samplerate=" + samplerate + - ", entries=" + entries + - '}'; - } -} diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/H264TrackImpl.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/H264TrackImpl.java.svn-base deleted file mode 100644 index b3c1866..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/H264TrackImpl.java.svn-base +++ /dev/null @@ -1,740 +0,0 @@ -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.coremedia.iso.boxes.h264.AvcConfigurationBox; -import com.coremedia.iso.boxes.sampleentry.VisualSampleEntry; -import com.googlecode.mp4parser.authoring.AbstractTrack; -import com.googlecode.mp4parser.authoring.TrackMetaData; -import com.googlecode.mp4parser.h264.model.PictureParameterSet; -import com.googlecode.mp4parser.h264.model.SeqParameterSet; -import com.googlecode.mp4parser.h264.read.CAVLCReader; - -import java.io.ByteArrayInputStream; -import java.io.IOException; -import java.io.InputStream; -import java.nio.ByteBuffer; -import java.util.ArrayList; -import java.util.Date; -import java.util.LinkedList; -import java.util.List; -import java.util.logging.Logger; - -/** - * The <code>H264TrackImpl</code> creates a <code>Track</code> from an H.264 - * Annex B file. - */ -public class H264TrackImpl extends AbstractTrack { - private static final Logger LOG = Logger.getLogger(H264TrackImpl.class.getName()); - - TrackMetaData trackMetaData = new TrackMetaData(); - SampleDescriptionBox sampleDescriptionBox; - - private ReaderWrapper reader; - private List<ByteBuffer> samples; - boolean readSamples = false; - - List<TimeToSampleBox.Entry> stts; - List<CompositionTimeToSample.Entry> ctts; - List<SampleDependencyTypeBox.Entry> sdtp; - List<Integer> stss; - - SeqParameterSet seqParameterSet = null; - PictureParameterSet pictureParameterSet = null; - LinkedList<byte[]> seqParameterSetList = new LinkedList<byte[]>(); - LinkedList<byte[]> pictureParameterSetList = new LinkedList<byte[]>(); - - private int width; - private int height; - private int timescale; - private int frametick; - private int currentScSize; - private int prevScSize; - - private SEIMessage seiMessage; - int frameNrInGop = 0; - private boolean determineFrameRate = true; - private String lang = "und"; - - public H264TrackImpl(InputStream inputStream, String lang, long timescale) throws IOException { - this.lang = lang; - if (timescale > 1000) { - timescale = timescale; //e.g. 23976 - frametick = 1000; - determineFrameRate = false; - } else { - throw new IllegalArgumentException("Timescale must be specified in milliseconds!"); - } - parse(inputStream); - } - - public H264TrackImpl(InputStream inputStream, String lang) throws IOException { - this.lang = lang; - parse(inputStream); - } - - public H264TrackImpl(InputStream inputStream) throws IOException { - parse(inputStream); - } - - private void parse(InputStream inputStream) throws IOException { - this.reader = new ReaderWrapper(inputStream); - stts = new LinkedList<TimeToSampleBox.Entry>(); - ctts = new LinkedList<CompositionTimeToSample.Entry>(); - sdtp = new LinkedList<SampleDependencyTypeBox.Entry>(); - stss = new LinkedList<Integer>(); - - samples = new LinkedList<ByteBuffer>(); - if (!readSamples()) { - throw new IOException(); - } - - if (!readVariables()) { - throw new IOException(); - } - - sampleDescriptionBox = new SampleDescriptionBox(); - VisualSampleEntry visualSampleEntry = new VisualSampleEntry("avc1"); - visualSampleEntry.setDataReferenceIndex(1); - visualSampleEntry.setDepth(24); - visualSampleEntry.setFrameCount(1); - visualSampleEntry.setHorizresolution(72); - visualSampleEntry.setVertresolution(72); - visualSampleEntry.setWidth(width); - visualSampleEntry.setHeight(height); - visualSampleEntry.setCompressorname("AVC Coding"); - - AvcConfigurationBox avcConfigurationBox = new AvcConfigurationBox(); - - avcConfigurationBox.setSequenceParameterSets(seqParameterSetList); - avcConfigurationBox.setPictureParameterSets(pictureParameterSetList); - avcConfigurationBox.setAvcLevelIndication(seqParameterSet.level_idc); - avcConfigurationBox.setAvcProfileIndication(seqParameterSet.profile_idc); - avcConfigurationBox.setBitDepthLumaMinus8(seqParameterSet.bit_depth_luma_minus8); - avcConfigurationBox.setBitDepthChromaMinus8(seqParameterSet.bit_depth_chroma_minus8); - avcConfigurationBox.setChromaFormat(seqParameterSet.chroma_format_idc.getId()); - avcConfigurationBox.setConfigurationVersion(1); - avcConfigurationBox.setLengthSizeMinusOne(3); - avcConfigurationBox.setProfileCompatibility(seqParameterSetList.get(0)[1]); - - visualSampleEntry.addBox(avcConfigurationBox); - sampleDescriptionBox.addBox(visualSampleEntry); - - trackMetaData.setCreationTime(new Date()); - trackMetaData.setModificationTime(new Date()); - trackMetaData.setLanguage(lang); - trackMetaData.setTimescale(timescale); - trackMetaData.setWidth(width); - trackMetaData.setHeight(height); - } - - public SampleDescriptionBox getSampleDescriptionBox() { - return sampleDescriptionBox; - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - return stts; - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - return ctts; - } - - public long[] getSyncSamples() { - long[] returns = new long[stss.size()]; - for (int i = 0; i < stss.size(); i++) { - returns[i] = stss.get(i); - } - return returns; - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - return sdtp; - } - - public TrackMetaData getTrackMetaData() { - return trackMetaData; - } - - public String getHandler() { - return "vide"; - } - - public List<ByteBuffer> getSamples() { - return samples; - } - - public AbstractMediaHeaderBox getMediaHeaderBox() { - return new VideoMediaHeaderBox(); - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return null; - } - - private boolean readVariables() { - width = (seqParameterSet.pic_width_in_mbs_minus1 + 1) * 16; - int mult = 2; - if (seqParameterSet.frame_mbs_only_flag) { - mult = 1; - } - height = 16 * (seqParameterSet.pic_height_in_map_units_minus1 + 1) * mult; - if (seqParameterSet.frame_cropping_flag) { - int chromaArrayType = 0; - if (seqParameterSet.residual_color_transform_flag == false) { - chromaArrayType = seqParameterSet.chroma_format_idc.getId(); - } - int cropUnitX = 1; - int cropUnitY = mult; - if (chromaArrayType != 0) { - cropUnitX = seqParameterSet.chroma_format_idc.getSubWidth(); - cropUnitY = seqParameterSet.chroma_format_idc.getSubHeight() * mult; - } - - width -= cropUnitX * (seqParameterSet.frame_crop_left_offset + seqParameterSet.frame_crop_right_offset); - height -= cropUnitY * (seqParameterSet.frame_crop_top_offset + seqParameterSet.frame_crop_bottom_offset); - } - return true; - } - - private boolean findNextStartcode() throws IOException { - byte[] test = new byte[]{-1, -1, -1, -1}; - - int c; - while ((c = reader.read()) != -1) { - test[0] = test[1]; - test[1] = test[2]; - test[2] = test[3]; - test[3] = (byte) c; - if (test[0] == 0 && test[1] == 0 && test[2] == 0 && test[3] == 1) { - prevScSize = currentScSize; - currentScSize = 4; - return true; - } - if (test[0] == 0 && test[1] == 0 && test[2] == 1) { - prevScSize = currentScSize; - currentScSize = 3; - return true; - } - } - return false; - } - - private enum NALActions { - IGNORE, BUFFER, STORE, END - } - - private boolean readSamples() throws IOException { - if (readSamples) { - return true; - } - - readSamples = true; - - - findNextStartcode(); - reader.mark(); - long pos = reader.getPos(); - - ArrayList<byte[]> buffered = new ArrayList<byte[]>(); - - int frameNr = 0; - - while (findNextStartcode()) { - long newpos = reader.getPos(); - int size = (int) (newpos - pos - prevScSize); - reader.reset(); - byte[] data = new byte[size ]; - reader.read(data); - int type = data[0]; - int nal_ref_idc = (type >> 5) & 3; - int nal_unit_type = type & 0x1f; - LOG.fine("Found startcode at " + (pos -4) + " Type: " + nal_unit_type + " ref idc: " + nal_ref_idc + " (size " + size + ")"); - NALActions action = handleNALUnit(nal_ref_idc, nal_unit_type, data); - switch (action) { - case IGNORE: - break; - - case BUFFER: - buffered.add(data); - break; - - case STORE: - int stdpValue = 22; - frameNr++; - buffered.add(data); - ByteBuffer bb = createSample(buffered); - boolean IdrPicFlag = false; - if (nal_unit_type == 5) { - stdpValue += 16; - IdrPicFlag = true; - } - ByteArrayInputStream bs = cleanBuffer(buffered.get(buffered.size() - 1)); - SliceHeader sh = new SliceHeader(bs, seqParameterSet, pictureParameterSet, IdrPicFlag); - if (sh.slice_type == SliceHeader.SliceType.B) { - stdpValue += 4; - } - LOG.fine("Adding sample with size " + bb.capacity() + " and header " + sh); - buffered.clear(); - samples.add(bb); - stts.add(new TimeToSampleBox.Entry(1, frametick)); - if (nal_unit_type == 5) { // IDR Picture - stss.add(frameNr); - } - if (seiMessage.n_frames == 0) { - frameNrInGop = 0; - } - int offset = 0; - if (seiMessage.clock_timestamp_flag) { - offset = seiMessage.n_frames - frameNrInGop; - } else if (seiMessage.removal_delay_flag) { - offset = seiMessage.dpb_removal_delay / 2; - } - ctts.add(new CompositionTimeToSample.Entry(1, offset * frametick)); - sdtp.add(new SampleDependencyTypeBox.Entry(stdpValue)); - frameNrInGop++; - break; - - case END: - return true; - - - } - pos = newpos; - reader.seek(currentScSize); - reader.mark(); - } - return true; - } - - private ByteBuffer createSample(List<byte[]> buffers) { - int outsize = 0; - for (int i = 0; i < buffers.size(); i++) { - outsize += buffers.get(i).length + 4; - } - byte[] output = new byte[outsize]; - - ByteBuffer bb = ByteBuffer.wrap(output); - for (int i = 0; i < buffers.size(); i++) { - bb.putInt(buffers.get(i).length); - bb.put(buffers.get(i)); - } - bb.rewind(); - return bb; - } - - private ByteArrayInputStream cleanBuffer(byte[] data) { - byte[] output = new byte[data.length]; - int inPos = 0; - int outPos = 0; - while (inPos < data.length) { - if (data[inPos] == 0 && data[inPos + 1] == 0 && data[inPos + 2] == 3) { - output[outPos] = 0; - output[outPos + 1] = 0; - inPos += 3; - outPos += 2; - } else { - output[outPos] = data[inPos]; - inPos++; - outPos++; - } - } - return new ByteArrayInputStream(output, 0, outPos); - } - - private NALActions handleNALUnit(int nal_ref_idc, int nal_unit_type, byte[] data) throws IOException { - NALActions action; - switch (nal_unit_type) { - case 1: - case 2: - case 3: - case 4: - case 5: - action = NALActions.STORE; // Will only work in single slice per frame mode! - break; - - case 6: - seiMessage = new SEIMessage(cleanBuffer(data), seqParameterSet); - action = NALActions.BUFFER; - break; - - case 9: -// printAccessUnitDelimiter(data); - int type = data[1] >> 5; - LOG.fine("Access unit delimiter type: " + type); - action = NALActions.BUFFER; - break; - - - case 7: - if (seqParameterSet == null) { - ByteArrayInputStream is = cleanBuffer(data); - is.read(); - seqParameterSet = SeqParameterSet.read(is); - seqParameterSetList.add(data); - configureFramerate(); - } - action = NALActions.IGNORE; - break; - - case 8: - if (pictureParameterSet == null) { - ByteArrayInputStream is = new ByteArrayInputStream(data); - is.read(); - pictureParameterSet = PictureParameterSet.read(is); - pictureParameterSetList.add(data); - } - action = NALActions.IGNORE; - break; - - case 10: - case 11: - action = NALActions.END; - break; - - default: - System.err.println("Unknown NAL unit type: " + nal_unit_type); - action = NALActions.IGNORE; - - } - - return action; - } - - private void configureFramerate() { - if (determineFrameRate) { - if (seqParameterSet.vuiParams != null) { - timescale = seqParameterSet.vuiParams.time_scale >> 1; // Not sure why, but I found this in several places, and it works... - frametick = seqParameterSet.vuiParams.num_units_in_tick; - if (timescale == 0 || frametick == 0) { - System.err.println("Warning: vuiParams contain invalid values: time_scale: " + timescale + " and frame_tick: " + frametick + ". Setting frame rate to 25fps"); - timescale = 90000; - frametick = 3600; - } - } else { - System.err.println("Warning: Can't determine frame rate. Guessing 25 fps"); - timescale = 90000; - frametick = 3600; - } - } - } - - public void printAccessUnitDelimiter(byte[] data) { - LOG.fine("Access unit delimiter: " + (data[1] >> 5)); - } - - public static class SliceHeader { - - public enum SliceType { - P, B, I, SP, SI - } - - public int first_mb_in_slice; - public SliceType slice_type; - public int pic_parameter_set_id; - public int colour_plane_id; - public int frame_num; - public boolean field_pic_flag = false; - public boolean bottom_field_flag = false; - public int idr_pic_id; - public int pic_order_cnt_lsb; - public int delta_pic_order_cnt_bottom; - - public SliceHeader(InputStream is, SeqParameterSet sps, PictureParameterSet pps, boolean IdrPicFlag) throws IOException { - is.read(); - CAVLCReader reader = new CAVLCReader(is); - first_mb_in_slice = reader.readUE("SliceHeader: first_mb_in_slice"); - switch (reader.readUE("SliceHeader: slice_type")) { - case 0: - case 5: - slice_type = SliceType.P; - break; - - case 1: - case 6: - slice_type = SliceType.B; - break; - - case 2: - case 7: - slice_type = SliceType.I; - break; - - case 3: - case 8: - slice_type = SliceType.SP; - break; - - case 4: - case 9: - slice_type = SliceType.SI; - break; - - } - pic_parameter_set_id = reader.readUE("SliceHeader: pic_parameter_set_id"); - if (sps.residual_color_transform_flag) { - colour_plane_id = reader.readU(2, "SliceHeader: colour_plane_id"); - } - frame_num = reader.readU(sps.log2_max_frame_num_minus4 + 4, "SliceHeader: frame_num"); - - if (!sps.frame_mbs_only_flag) { - field_pic_flag = reader.readBool("SliceHeader: field_pic_flag"); - if (field_pic_flag) { - bottom_field_flag = reader.readBool("SliceHeader: bottom_field_flag"); - } - } - if (IdrPicFlag) { - idr_pic_id = reader.readUE("SliceHeader: idr_pic_id"); - if (sps.pic_order_cnt_type == 0) { - pic_order_cnt_lsb = reader.readU(sps.log2_max_pic_order_cnt_lsb_minus4 + 4, "SliceHeader: pic_order_cnt_lsb"); - if (pps.pic_order_present_flag && !field_pic_flag) { - delta_pic_order_cnt_bottom = reader.readSE("SliceHeader: delta_pic_order_cnt_bottom"); - } - } - } - } - - @Override - public String toString() { - return "SliceHeader{" + - "first_mb_in_slice=" + first_mb_in_slice + - ", slice_type=" + slice_type + - ", pic_parameter_set_id=" + pic_parameter_set_id + - ", colour_plane_id=" + colour_plane_id + - ", frame_num=" + frame_num + - ", field_pic_flag=" + field_pic_flag + - ", bottom_field_flag=" + bottom_field_flag + - ", idr_pic_id=" + idr_pic_id + - ", pic_order_cnt_lsb=" + pic_order_cnt_lsb + - ", delta_pic_order_cnt_bottom=" + delta_pic_order_cnt_bottom + - '}'; - } - } - - private class ReaderWrapper { - private InputStream inputStream; - private long pos = 0; - - private long markPos = 0; - - - private ReaderWrapper(InputStream inputStream) { - this.inputStream = inputStream; - } - - int read() throws IOException { - pos++; - return inputStream.read(); - } - - long read(byte[] data) throws IOException { - long read = inputStream.read(data); - pos += read; - return read; - } - - long seek(int dist) throws IOException { - long seeked = inputStream.skip(dist); - pos += seeked; - return seeked; - } - - public long getPos() { - return pos; - } - - public void mark() { - int i = 1048576; - LOG.fine("Marking with " + i + " at " + pos); - inputStream.mark(i); - markPos = pos; - } - - - public void reset() throws IOException { - long diff = pos - markPos; - LOG.fine("Resetting to " + markPos + " (pos is " + pos + ") which makes the buffersize " + diff); - inputStream.reset(); - pos = markPos; - } - } - - public class SEIMessage { - - int payloadType = 0; - int payloadSize = 0; - - boolean removal_delay_flag; - int cpb_removal_delay; - int dpb_removal_delay; - - boolean clock_timestamp_flag; - int pic_struct; - int ct_type; - int nuit_field_based_flag; - int counting_type; - int full_timestamp_flag; - int discontinuity_flag; - int cnt_dropped_flag; - int n_frames; - int seconds_value; - int minutes_value; - int hours_value; - int time_offset_length; - int time_offset; - - SeqParameterSet sps; - - public SEIMessage(InputStream is, SeqParameterSet sps) throws IOException { - this.sps = sps; - is.read(); - int datasize = is.available(); - int read = 0; - while (read < datasize) { - payloadType = 0; - payloadSize = 0; - int last_payload_type_bytes = is.read(); - read++; - while (last_payload_type_bytes == 0xff) { - payloadType += last_payload_type_bytes; - last_payload_type_bytes = is.read(); - read++; - } - payloadType += last_payload_type_bytes; - int last_payload_size_bytes = is.read(); - read++; - - while (last_payload_size_bytes == 0xff) { - payloadSize += last_payload_size_bytes; - last_payload_size_bytes = is.read(); - read++; - } - payloadSize += last_payload_size_bytes; - if (datasize - read >= payloadSize) { - if (payloadType == 1) { // pic_timing is what we are interested in! - if (sps.vuiParams != null && (sps.vuiParams.nalHRDParams != null || sps.vuiParams.vclHRDParams != null || sps.vuiParams.pic_struct_present_flag)) { - byte[] data = new byte[payloadSize]; - is.read(data); - read += payloadSize; - CAVLCReader reader = new CAVLCReader(new ByteArrayInputStream(data)); - if (sps.vuiParams.nalHRDParams != null || sps.vuiParams.vclHRDParams != null) { - removal_delay_flag = true; - cpb_removal_delay = reader.readU(sps.vuiParams.nalHRDParams.cpb_removal_delay_length_minus1 + 1, "SEI: cpb_removal_delay"); - dpb_removal_delay = reader.readU(sps.vuiParams.nalHRDParams.dpb_output_delay_length_minus1 + 1, "SEI: dpb_removal_delay"); - } else { - removal_delay_flag = false; - } - if (sps.vuiParams.pic_struct_present_flag) { - pic_struct = reader.readU(4, "SEI: pic_struct"); - int numClockTS; - switch (pic_struct) { - case 0: - case 1: - case 2: - default: - numClockTS = 1; - break; - - case 3: - case 4: - case 7: - numClockTS = 2; - break; - - case 5: - case 6: - case 8: - numClockTS = 3; - break; - } - for (int i = 0; i < numClockTS; i++) { - clock_timestamp_flag = reader.readBool("pic_timing SEI: clock_timestamp_flag[" + i + "]"); - if (clock_timestamp_flag) { - ct_type = reader.readU(2, "pic_timing SEI: ct_type"); - nuit_field_based_flag = reader.readU(1, "pic_timing SEI: nuit_field_based_flag"); - counting_type = reader.readU(5, "pic_timing SEI: counting_type"); - full_timestamp_flag = reader.readU(1, "pic_timing SEI: full_timestamp_flag"); - discontinuity_flag = reader.readU(1, "pic_timing SEI: discontinuity_flag"); - cnt_dropped_flag = reader.readU(1, "pic_timing SEI: cnt_dropped_flag"); - n_frames = reader.readU(8, "pic_timing SEI: n_frames"); - if (full_timestamp_flag == 1) { - seconds_value = reader.readU(6, "pic_timing SEI: seconds_value"); - minutes_value = reader.readU(6, "pic_timing SEI: minutes_value"); - hours_value = reader.readU(5, "pic_timing SEI: hours_value"); - } else { - if (reader.readBool("pic_timing SEI: seconds_flag")) { - seconds_value = reader.readU(6, "pic_timing SEI: seconds_value"); - if (reader.readBool("pic_timing SEI: minutes_flag")) { - minutes_value = reader.readU(6, "pic_timing SEI: minutes_value"); - if (reader.readBool("pic_timing SEI: hours_flag")) { - hours_value = reader.readU(5, "pic_timing SEI: hours_value"); - } - } - } - } - if (true) { - if (sps.vuiParams.nalHRDParams != null) { - time_offset_length = sps.vuiParams.nalHRDParams.time_offset_length; - } else if (sps.vuiParams.vclHRDParams != null) { - time_offset_length = sps.vuiParams.vclHRDParams.time_offset_length; - } else { - time_offset_length = 24; - } - time_offset = reader.readU(24, "pic_timing SEI: time_offset"); - } - } - } - } - - } else { - for (int i = 0; i < payloadSize; i++) { - is.read(); - read++; - } - } - } else { - for (int i = 0; i < payloadSize; i++) { - is.read(); - read++; - } - } - } else { - read = datasize; - } - LOG.fine(this.toString()); - } - } - - @Override - public String toString() { - String out = "SEIMessage{" + - "payloadType=" + payloadType + - ", payloadSize=" + payloadSize; - if (payloadType == 1) { - if (sps.vuiParams.nalHRDParams != null || sps.vuiParams.vclHRDParams != null) { - - out += ", cpb_removal_delay=" + cpb_removal_delay + - ", dpb_removal_delay=" + dpb_removal_delay; - } - if (sps.vuiParams.pic_struct_present_flag) { - out += ", pic_struct=" + pic_struct; - if (clock_timestamp_flag) { - out += ", ct_type=" + ct_type + - ", nuit_field_based_flag=" + nuit_field_based_flag + - ", counting_type=" + counting_type + - ", full_timestamp_flag=" + full_timestamp_flag + - ", discontinuity_flag=" + discontinuity_flag + - ", cnt_dropped_flag=" + cnt_dropped_flag + - ", n_frames=" + n_frames + - ", seconds_value=" + seconds_value + - ", minutes_value=" + minutes_value + - ", hours_value=" + hours_value + - ", time_offset_length=" + time_offset_length + - ", time_offset=" + time_offset; - } - } - } - out += '}'; - return out; - } - } -} diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/MultiplyTimeScaleTrack.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/MultiplyTimeScaleTrack.java.svn-base deleted file mode 100644 index e9a90e4..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/MultiplyTimeScaleTrack.java.svn-base +++ /dev/null @@ -1,130 +0,0 @@ -/* - * Copyright 2012 Sebastian Annies, Hamburg - * - * Licensed under the Apache License, Version 2.0 (the License); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an AS IS BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.googlecode.mp4parser.authoring.Movie; -import com.googlecode.mp4parser.authoring.Track; -import com.googlecode.mp4parser.authoring.TrackMetaData; - -import java.nio.ByteBuffer; -import java.util.ArrayList; -import java.util.LinkedList; -import java.util.List; - -import static com.googlecode.mp4parser.util.CastUtils.l2i; -import static com.googlecode.mp4parser.util.Math.gcd; -import static com.googlecode.mp4parser.util.Math.lcm; -import static java.lang.Math.round; - -/** - * Changes the timescale of a track by wrapping the track. - */ -public class MultiplyTimeScaleTrack implements Track { - Track source; - private int timeScaleFactor; - - public MultiplyTimeScaleTrack(Track source, int timeScaleFactor) { - this.source = source; - this.timeScaleFactor = timeScaleFactor; - } - - public SampleDescriptionBox getSampleDescriptionBox() { - return source.getSampleDescriptionBox(); - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - return adjustTts(source.getDecodingTimeEntries(), timeScaleFactor); - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - return adjustCtts(source.getCompositionTimeEntries(), timeScaleFactor); - } - - public long[] getSyncSamples() { - return source.getSyncSamples(); - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - return source.getSampleDependencies(); - } - - public TrackMetaData getTrackMetaData() { - TrackMetaData trackMetaData = (TrackMetaData) source.getTrackMetaData().clone(); - trackMetaData.setTimescale(source.getTrackMetaData().getTimescale() * this.timeScaleFactor); - return trackMetaData; - } - - public String getHandler() { - return source.getHandler(); - } - - public boolean isEnabled() { - return source.isEnabled(); - } - - public boolean isInMovie() { - return source.isInMovie(); - } - - public boolean isInPreview() { - return source.isInPreview(); - } - - public boolean isInPoster() { - return source.isInPoster(); - } - - public List<ByteBuffer> getSamples() { - return source.getSamples(); - } - - - static List<CompositionTimeToSample.Entry> adjustCtts(List<CompositionTimeToSample.Entry> source, int timeScaleFactor) { - if (source != null) { - List<CompositionTimeToSample.Entry> entries2 = new ArrayList<CompositionTimeToSample.Entry>(source.size()); - for (CompositionTimeToSample.Entry entry : source) { - entries2.add(new CompositionTimeToSample.Entry(entry.getCount(), timeScaleFactor * entry.getOffset())); - } - return entries2; - } else { - return null; - } - } - - static List<TimeToSampleBox.Entry> adjustTts(List<TimeToSampleBox.Entry> source, int timeScaleFactor) { - LinkedList<TimeToSampleBox.Entry> entries2 = new LinkedList<TimeToSampleBox.Entry>(); - for (TimeToSampleBox.Entry e : source) { - entries2.add(new TimeToSampleBox.Entry(e.getCount(), timeScaleFactor * e.getDelta())); - } - return entries2; - } - - public Box getMediaHeaderBox() { - return source.getMediaHeaderBox(); - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return source.getSubsampleInformationBox(); - } - - @Override - public String toString() { - return "MultiplyTimeScaleTrack{" + - "source=" + source + - '}'; - } -} diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/QuicktimeTextTrackImpl.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/QuicktimeTextTrackImpl.java.svn-base deleted file mode 100644 index 8efa399..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/QuicktimeTextTrackImpl.java.svn-base +++ /dev/null @@ -1,165 +0,0 @@ -/* - * Copyright 2012 Sebastian Annies, Hamburg - * - * Licensed under the Apache License, Version 2.0 (the License); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an AS IS BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.coremedia.iso.boxes.sampleentry.TextSampleEntry; -import com.googlecode.mp4parser.authoring.AbstractTrack; -import com.googlecode.mp4parser.authoring.TrackMetaData; -import com.googlecode.mp4parser.boxes.apple.BaseMediaInfoAtom; -import com.googlecode.mp4parser.boxes.apple.GenericMediaHeaderAtom; -import com.googlecode.mp4parser.boxes.apple.GenericMediaHeaderTextAtom; -import com.googlecode.mp4parser.boxes.apple.QuicktimeTextSampleEntry; -import com.googlecode.mp4parser.boxes.threegpp26245.FontTableBox; - -import java.io.ByteArrayOutputStream; -import java.io.DataOutputStream; -import java.io.IOException; -import java.nio.ByteBuffer; -import java.util.Collections; -import java.util.Date; -import java.util.LinkedList; -import java.util.List; - -/** - * A Text track as Quicktime Pro would create. - */ -public class QuicktimeTextTrackImpl extends AbstractTrack { - TrackMetaData trackMetaData = new TrackMetaData(); - SampleDescriptionBox sampleDescriptionBox; - List<Line> subs = new LinkedList<Line>(); - - public List<Line> getSubs() { - return subs; - } - - public QuicktimeTextTrackImpl() { - sampleDescriptionBox = new SampleDescriptionBox(); - QuicktimeTextSampleEntry textTrack = new QuicktimeTextSampleEntry(); - textTrack.setDataReferenceIndex(1); - sampleDescriptionBox.addBox(textTrack); - - - trackMetaData.setCreationTime(new Date()); - trackMetaData.setModificationTime(new Date()); - trackMetaData.setTimescale(1000); - - - } - - - public List<ByteBuffer> getSamples() { - List<ByteBuffer> samples = new LinkedList<ByteBuffer>(); - long lastEnd = 0; - for (Line sub : subs) { - long silentTime = sub.from - lastEnd; - if (silentTime > 0) { - samples.add(ByteBuffer.wrap(new byte[]{0, 0})); - } else if (silentTime < 0) { - throw new Error("Subtitle display times may not intersect"); - } - ByteArrayOutputStream baos = new ByteArrayOutputStream(); - DataOutputStream dos = new DataOutputStream(baos); - try { - dos.writeShort(sub.text.getBytes("UTF-8").length); - dos.write(sub.text.getBytes("UTF-8")); - dos.close(); - } catch (IOException e) { - throw new Error("VM is broken. Does not support UTF-8"); - } - samples.add(ByteBuffer.wrap(baos.toByteArray())); - lastEnd = sub.to; - } - return samples; - } - - public SampleDescriptionBox getSampleDescriptionBox() { - return sampleDescriptionBox; - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - List<TimeToSampleBox.Entry> stts = new LinkedList<TimeToSampleBox.Entry>(); - long lastEnd = 0; - for (Line sub : subs) { - long silentTime = sub.from - lastEnd; - if (silentTime > 0) { - stts.add(new TimeToSampleBox.Entry(1, silentTime)); - } else if (silentTime < 0) { - throw new Error("Subtitle display times may not intersect"); - } - stts.add(new TimeToSampleBox.Entry(1, sub.to - sub.from)); - lastEnd = sub.to; - } - return stts; - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - return null; - } - - public long[] getSyncSamples() { - return null; - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - return null; - } - - public TrackMetaData getTrackMetaData() { - return trackMetaData; - } - - public String getHandler() { - return "text"; - } - - - public static class Line { - long from; - long to; - String text; - - - public Line(long from, long to, String text) { - this.from = from; - this.to = to; - this.text = text; - } - - public long getFrom() { - return from; - } - - public String getText() { - return text; - } - - public long getTo() { - return to; - } - } - - public Box getMediaHeaderBox() { - GenericMediaHeaderAtom ghmd = new GenericMediaHeaderAtom(); - ghmd.addBox(new BaseMediaInfoAtom()); - ghmd.addBox(new GenericMediaHeaderTextAtom()); - return ghmd; - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return null; - } -} diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/ReplaceSampleTrack.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/ReplaceSampleTrack.java.svn-base deleted file mode 100644 index 81a129d..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/ReplaceSampleTrack.java.svn-base +++ /dev/null @@ -1,104 +0,0 @@ -/* - * Copyright 2012 Sebastian Annies, Hamburg - * - * Licensed under the Apache License, Version 2.0 (the License); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an AS IS BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.googlecode.mp4parser.authoring.AbstractTrack; -import com.googlecode.mp4parser.authoring.Track; -import com.googlecode.mp4parser.authoring.TrackMetaData; - -import java.nio.ByteBuffer; -import java.util.AbstractList; -import java.util.LinkedList; -import java.util.List; - -/** - * Generates a Track where a single sample has been replaced by a given <code>ByteBuffer</code>. - */ - -public class ReplaceSampleTrack extends AbstractTrack { - Track origTrack; - private long sampleNumber; - private ByteBuffer sampleContent; - private List<ByteBuffer> samples; - - public ReplaceSampleTrack(Track origTrack, long sampleNumber, ByteBuffer content) { - this.origTrack = origTrack; - this.sampleNumber = sampleNumber; - this.sampleContent = content; - this.samples = new ReplaceASingleEntryList(); - - } - - public List<ByteBuffer> getSamples() { - return samples; - } - - public SampleDescriptionBox getSampleDescriptionBox() { - return origTrack.getSampleDescriptionBox(); - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - return origTrack.getDecodingTimeEntries(); - - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - return origTrack.getCompositionTimeEntries(); - - } - - synchronized public long[] getSyncSamples() { - return origTrack.getSyncSamples(); - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - return origTrack.getSampleDependencies(); - } - - public TrackMetaData getTrackMetaData() { - return origTrack.getTrackMetaData(); - } - - public String getHandler() { - return origTrack.getHandler(); - } - - public Box getMediaHeaderBox() { - return origTrack.getMediaHeaderBox(); - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return origTrack.getSubsampleInformationBox(); - } - - private class ReplaceASingleEntryList extends AbstractList<ByteBuffer> { - @Override - public ByteBuffer get(int index) { - if (ReplaceSampleTrack.this.sampleNumber == index) { - return ReplaceSampleTrack.this.sampleContent; - } else { - return ReplaceSampleTrack.this.origTrack.getSamples().get(index); - } - } - - @Override - public int size() { - return ReplaceSampleTrack.this.origTrack.getSamples().size(); - } - } - -} diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/SilenceTrackImpl.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/SilenceTrackImpl.java.svn-base deleted file mode 100644 index f74ab3c..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/SilenceTrackImpl.java.svn-base +++ /dev/null @@ -1,98 +0,0 @@ -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.googlecode.mp4parser.authoring.Mp4TrackImpl; -import com.googlecode.mp4parser.authoring.Track; -import com.googlecode.mp4parser.authoring.TrackMetaData; - -import java.nio.ByteBuffer; -import java.util.Collections; -import java.util.LinkedList; -import java.util.List; - -/** - * This is just a basic idea how things could work but they don't. - */ -public class SilenceTrackImpl implements Track { - Track source; - - List<ByteBuffer> samples = new LinkedList<ByteBuffer>(); - TimeToSampleBox.Entry entry; - - public SilenceTrackImpl(Track ofType, long ms) { - source = ofType; - if ("mp4a".equals(ofType.getSampleDescriptionBox().getSampleEntry().getType())) { - long numFrames = getTrackMetaData().getTimescale() * ms / 1000 / 1024; - long standZeit = getTrackMetaData().getTimescale() * ms / numFrames / 1000; - entry = new TimeToSampleBox.Entry(numFrames, standZeit); - - - while (numFrames-- > 0) { - samples.add((ByteBuffer) ByteBuffer.wrap(new byte[]{ - 0x21, 0x10, 0x04, 0x60, (byte) 0x8c, 0x1c, - }).rewind()); - } - - } else { - throw new RuntimeException("Tracks of type " + ofType.getClass().getSimpleName() + " are not supported"); - } - } - - public SampleDescriptionBox getSampleDescriptionBox() { - return source.getSampleDescriptionBox(); - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - return Collections.singletonList(entry); - - } - - public TrackMetaData getTrackMetaData() { - return source.getTrackMetaData(); - } - - public String getHandler() { - return source.getHandler(); - } - - public boolean isEnabled() { - return source.isEnabled(); - } - - public boolean isInMovie() { - return source.isInMovie(); - } - - public boolean isInPreview() { - return source.isInPreview(); - } - - public boolean isInPoster() { - return source.isInPoster(); - } - - public List<ByteBuffer> getSamples() { - return samples; - } - - public Box getMediaHeaderBox() { - return source.getMediaHeaderBox(); - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return null; - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - return null; - } - - public long[] getSyncSamples() { - return null; - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - return null; - } - -} diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/TextTrackImpl.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/TextTrackImpl.java.svn-base deleted file mode 100644 index 3bae143..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/.svn/text-base/TextTrackImpl.java.svn-base +++ /dev/null @@ -1,165 +0,0 @@ -/* - * Copyright 2012 Sebastian Annies, Hamburg - * - * Licensed under the Apache License, Version 2.0 (the License); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an AS IS BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package com.googlecode.mp4parser.authoring.tracks; - -import com.coremedia.iso.boxes.*; -import com.coremedia.iso.boxes.sampleentry.TextSampleEntry; -import com.googlecode.mp4parser.authoring.AbstractTrack; -import com.googlecode.mp4parser.authoring.TrackMetaData; -import com.googlecode.mp4parser.boxes.threegpp26245.FontTableBox; - -import java.io.ByteArrayOutputStream; -import java.io.DataOutputStream; -import java.io.IOException; -import java.nio.ByteBuffer; -import java.util.Collections; -import java.util.Date; -import java.util.LinkedList; -import java.util.List; - -/** - * - */ -public class TextTrackImpl extends AbstractTrack { - TrackMetaData trackMetaData = new TrackMetaData(); - SampleDescriptionBox sampleDescriptionBox; - List<Line> subs = new LinkedList<Line>(); - - public List<Line> getSubs() { - return subs; - } - - public TextTrackImpl() { - sampleDescriptionBox = new SampleDescriptionBox(); - TextSampleEntry tx3g = new TextSampleEntry("tx3g"); - tx3g.setDataReferenceIndex(1); - tx3g.setStyleRecord(new TextSampleEntry.StyleRecord()); - tx3g.setBoxRecord(new TextSampleEntry.BoxRecord()); - sampleDescriptionBox.addBox(tx3g); - - FontTableBox ftab = new FontTableBox(); - ftab.setEntries(Collections.singletonList(new FontTableBox.FontRecord(1, "Serif"))); - - tx3g.addBox(ftab); - - - trackMetaData.setCreationTime(new Date()); - trackMetaData.setModificationTime(new Date()); - trackMetaData.setTimescale(1000); // Text tracks use millieseconds - - - } - - - public List<ByteBuffer> getSamples() { - List<ByteBuffer> samples = new LinkedList<ByteBuffer>(); - long lastEnd = 0; - for (Line sub : subs) { - long silentTime = sub.from - lastEnd; - if (silentTime > 0) { - samples.add(ByteBuffer.wrap(new byte[]{0, 0})); - } else if (silentTime < 0) { - throw new Error("Subtitle display times may not intersect"); - } - ByteArrayOutputStream baos = new ByteArrayOutputStream(); - DataOutputStream dos = new DataOutputStream(baos); - try { - dos.writeShort(sub.text.getBytes("UTF-8").length); - dos.write(sub.text.getBytes("UTF-8")); - dos.close(); - } catch (IOException e) { - throw new Error("VM is broken. Does not support UTF-8"); - } - samples.add(ByteBuffer.wrap(baos.toByteArray())); - lastEnd = sub.to; - } - return samples; - } - - public SampleDescriptionBox getSampleDescriptionBox() { - return sampleDescriptionBox; - } - - public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { - List<TimeToSampleBox.Entry> stts = new LinkedList<TimeToSampleBox.Entry>(); - long lastEnd = 0; - for (Line sub : subs) { - long silentTime = sub.from - lastEnd; - if (silentTime > 0) { - stts.add(new TimeToSampleBox.Entry(1, silentTime)); - } else if (silentTime < 0) { - throw new Error("Subtitle display times may not intersect"); - } - stts.add(new TimeToSampleBox.Entry(1, sub.to - sub.from)); - lastEnd = sub.to; - } - return stts; - } - - public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { - return null; - } - - public long[] getSyncSamples() { - return null; - } - - public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { - return null; - } - - public TrackMetaData getTrackMetaData() { - return trackMetaData; - } - - public String getHandler() { - return "sbtl"; - } - - - public static class Line { - long from; - long to; - String text; - - - public Line(long from, long to, String text) { - this.from = from; - this.to = to; - this.text = text; - } - - public long getFrom() { - return from; - } - - public String getText() { - return text; - } - - public long getTo() { - return to; - } - } - - public AbstractMediaHeaderBox getMediaHeaderBox() { - return new NullMediaHeaderBox(); - } - - public SubSampleInformationBox getSubsampleInformationBox() { - return null; - } -} |