Java AudioSampleEntry类代码示例

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本文整理汇总了Java中com.coremedia.iso.boxes.sampleentry.AudioSampleEntry类的典型用法代码示例。如果您正苦于以下问题：Java AudioSampleEntry类的具体用法？Java AudioSampleEntry怎么用？Java AudioSampleEntry使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

AudioSampleEntry类属于com.coremedia.iso.boxes.sampleentry包，在下文中一共展示了AudioSampleEntry类的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: getAacAudioQuality

import com.coremedia.iso.boxes.sampleentry.AudioSampleEntry; //导入依赖的package包/类
private AudioQuality getAacAudioQuality(Track track, AudioSampleEntry ase) {
    AudioQuality l = new AudioQuality();
    final ESDescriptorBox esDescriptorBox = ase.getBoxes(ESDescriptorBox.class).get(0);
    final AudioSpecificConfig audioSpecificConfig = esDescriptorBox.getEsDescriptor().getDecoderConfigDescriptor().getAudioSpecificInfo();
    if (audioSpecificConfig.getSbrPresentFlag() == 1) {
        l.fourCC = "AACH";
    } else if (audioSpecificConfig.getPsPresentFlag() == 1) {
        l.fourCC = "AACP"; //I'm not sure if that's what MS considers as AAC+ - because actually AAC+ and AAC-HE should be the same...
    } else {
        l.fourCC = "AACL";
    }
    l.bitrate = getBitrate(track);
    l.audioTag = 255;
    l.samplingRate = ase.getSampleRate();
    l.channels = ase.getChannelCount();
    l.bitPerSample = ase.getSampleSize();
    l.packetSize = 4;
    l.codecPrivateData = getAudioCodecPrivateData(audioSpecificConfig);
    //Index="0" Bitrate="103000" AudioTag="255" SamplingRate="44100" Channels="2" BitsPerSample="16" packetSize="4" CodecPrivateData=""
    return l;
}

开发者ID:begeekmyfriend，项目名称:mp4parser_android，代码行数:22，代码来源:FlatManifestWriterImpl.java

示例2: LoadSpecificBox

import com.coremedia.iso.boxes.sampleentry.AudioSampleEntry; //导入依赖的package包/类
private void LoadSpecificBox( AudioSampleEntry box ) {
   addViewForValue( "Bytes Per Frame:", box.getBytesPerFrame() );
   addViewForValue( "Bytes Per Packet:", box.getBytesPerPacket() );
   addViewForValue( "Bytes Per Sample:", box.getBytesPerSample() );
   addViewForValue( "Channel Count:", box.getChannelCount() );
   addViewForValue( "Compression Id:", box.getCompressionId() );
   addViewForValue( "Packet Size:", box.getPacketSize() );
   addViewForValue( "Reserved 1:", box.getReserved1() );
   addViewForValue( "Reserved 2:", box.getReserved2() );
   addViewForValue( "Sample Rate:", box.getSampleRate() );
   addViewForValue( "Sample Size:", box.getSampleSize() );
   addViewForValue( "Samples Per Packet:", box.getSamplesPerPacket() );
   addViewForValue( "Size:", box.getSize() );
   addViewForValue( "Sound Version:", box.getSoundVersion() );
   addViewForValue( "Sound Version 2 Data:", box.getSoundVersion2Data() );
}

开发者ID:hoolrory，项目名称:VideoInfoViewer，代码行数:17，代码来源:BoxInfoView.java

示例3: getAudioQuality

import com.coremedia.iso.boxes.sampleentry.AudioSampleEntry; //导入依赖的package包/类
private AudioQuality getAudioQuality(Track track, AudioSampleEntry ase) {
    if (getFormat(ase).equals("mp4a")) {
        return getAacAudioQuality(track, ase);
    } else if (getFormat(ase).equals("ec-3")) {
        return getEc3AudioQuality(track, ase);
    } else if (getFormat(ase).startsWith("dts")) {
        return getDtsAudioQuality(track, ase);
    } else {
        throw new InternalError("I don't know what to do with audio of type " + getFormat(ase));
    }

}

开发者ID:begeekmyfriend，项目名称:mp4parser_android，代码行数:13，代码来源:FlatManifestWriterImpl.java

示例4: parse

import com.coremedia.iso.boxes.sampleentry.AudioSampleEntry; //导入依赖的package包/类
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();
    }
}

开发者ID:begeekmyfriend，项目名称:mp4parser_android，代码行数:39，代码来源:AC3TrackImpl.java

示例5: AppendTrack

import com.coremedia.iso.boxes.sampleentry.AudioSampleEntry; //导入依赖的package包/类
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());
            }
        }
    }
}

开发者ID:begeekmyfriend，项目名称:mp4parser_android，代码行数:32，代码来源:AppendTrack.java

示例6: getDtsAudioQuality

import com.coremedia.iso.boxes.sampleentry.AudioSampleEntry; //导入依赖的package包/类
private AudioQuality getDtsAudioQuality(Track track, AudioSampleEntry ase) {
    final DTSSpecificBox dtsSpecificBox = ase.getBoxes(DTSSpecificBox.class).get(0);
    if (dtsSpecificBox == null) {
        throw new RuntimeException("DTS track misses DTSSpecificBox!");
    }

    final ByteBuffer waveformatex = ByteBuffer.allocate(22);
    final int frameDuration = dtsSpecificBox.getFrameDuration();
    short samplesPerBlock = 0;
    switch (frameDuration) {
        case 0:
            samplesPerBlock = 512;
            break;
        case 1:
            samplesPerBlock = 1024;
            break;
        case 2:
            samplesPerBlock = 2048;
            break;
        case 3:
            samplesPerBlock = 4096;
            break;
    }
    waveformatex.put((byte) (samplesPerBlock & 0xff));
    waveformatex.put((byte) (samplesPerBlock >>> 8));
    final int dwChannelMask = getNumChannelsAndMask(dtsSpecificBox)[1];
    waveformatex.put((byte) (dwChannelMask & 0xff));
    waveformatex.put((byte) (dwChannelMask >>> 8));
    waveformatex.put((byte) (dwChannelMask >>> 16));
    waveformatex.put((byte) (dwChannelMask >>> 24));
    waveformatex.put(new byte[]{(byte)0xAE, (byte)0xE4, (byte)0xBF, (byte)0x5E, (byte)0x61, (byte)0x5E, (byte)0x41, (byte)0x87, (byte)0x92, (byte)0xFC, (byte)0xA4, (byte)0x81, (byte)0x26, (byte)0x99, (byte)0x02, (byte)0x11}); //DTS-HD GUID

    final ByteBuffer dtsCodecPrivateData = ByteBuffer.allocate(8);
    dtsCodecPrivateData.put((byte) dtsSpecificBox.getStreamConstruction());

    final int channelLayout = dtsSpecificBox.getChannelLayout();
    dtsCodecPrivateData.put((byte) (channelLayout & 0xff));
    dtsCodecPrivateData.put((byte) (channelLayout >>> 8));
    dtsCodecPrivateData.put((byte) (channelLayout >>> 16));
    dtsCodecPrivateData.put((byte) (channelLayout >>> 24));

    byte dtsFlags = (byte) (dtsSpecificBox.getMultiAssetFlag() << 1);
    dtsFlags |= dtsSpecificBox.getLBRDurationMod();
    dtsCodecPrivateData.put(dtsFlags);
    dtsCodecPrivateData.put(new byte[]{0x00, 0x00}); //reserved

    AudioQuality l = new AudioQuality();
    l.fourCC = getFormat(ase);
    l.bitrate = dtsSpecificBox.getAvgBitRate();
    l.audioTag = 65534;
    l.samplingRate = dtsSpecificBox.getDTSSamplingFrequency();
    l.channels = getNumChannelsAndMask(dtsSpecificBox)[0];
    l.bitPerSample = 16;
    l.packetSize = track.getSamples().get(0).limit(); //assuming all are same size
    l.codecPrivateData = Hex.encodeHex(waveformatex.array()) + Hex.encodeHex(dtsCodecPrivateData.array());
    return l;

}

开发者ID:begeekmyfriend，项目名称:mp4parser_android，代码行数:59，代码来源:FlatManifestWriterImpl.java

示例7: getDtsAudioQuality

import com.coremedia.iso.boxes.sampleentry.AudioSampleEntry; //导入依赖的package包/类
private AudioQuality getDtsAudioQuality(Track track, AudioSampleEntry ase) {
    final DTSSpecificBox dtsSpecificBox = ase.getBoxes(DTSSpecificBox.class).get(0);
    if (dtsSpecificBox == null) {
        throw new RuntimeException("DTS track misses DTSSpecificBox!");
    }

    final ByteBuffer waveformatex = ByteBuffer.allocate(22);
    final int frameDuration = dtsSpecificBox.getFrameDuration();
    short samplesPerBlock = 0;
    switch (frameDuration) {
        case 0:
            samplesPerBlock = 512;
            break;
        case 1:
            samplesPerBlock = 1024;
            break;
        case 2:
            samplesPerBlock = 2048;
            break;
        case 3:
            samplesPerBlock = 4096;
            break;
    }
    waveformatex.put((byte) (samplesPerBlock & 0xff));
    waveformatex.put((byte) (samplesPerBlock >>> 8));
    final int dwChannelMask = getNumChannelsAndMask(dtsSpecificBox)[1];
    waveformatex.put((byte) (dwChannelMask & 0xff));
    waveformatex.put((byte) (dwChannelMask >>> 8));
    waveformatex.put((byte) (dwChannelMask >>> 16));
    waveformatex.put((byte) (dwChannelMask >>> 24));
    waveformatex.put(new byte[]{(byte) 0xAE, (byte) 0xE4, (byte) 0xBF, (byte) 0x5E, (byte) 0x61, (byte) 0x5E, (byte) 0x41, (byte) 0x87, (byte) 0x92, (byte) 0xFC, (byte) 0xA4, (byte) 0x81, (byte) 0x26, (byte) 0x99, (byte) 0x02, (byte) 0x11}); //DTS-HD GUID

    final ByteBuffer dtsCodecPrivateData = ByteBuffer.allocate(8);
    dtsCodecPrivateData.put((byte) dtsSpecificBox.getStreamConstruction());

    final int channelLayout = dtsSpecificBox.getChannelLayout();
    dtsCodecPrivateData.put((byte) (channelLayout & 0xff));
    dtsCodecPrivateData.put((byte) (channelLayout >>> 8));
    dtsCodecPrivateData.put((byte) (channelLayout >>> 16));
    dtsCodecPrivateData.put((byte) (channelLayout >>> 24));

    byte dtsFlags = (byte) (dtsSpecificBox.getMultiAssetFlag() << 1);
    dtsFlags |= dtsSpecificBox.getLBRDurationMod();
    dtsCodecPrivateData.put(dtsFlags);
    dtsCodecPrivateData.put(new byte[]{0x00, 0x00}); //reserved

    AudioQuality l = new AudioQuality();
    l.fourCC = getFormat(ase);
    l.bitrate = dtsSpecificBox.getAvgBitRate();
    l.audioTag = 65534;
    l.samplingRate = dtsSpecificBox.getDTSSamplingFrequency();
    l.channels = getNumChannelsAndMask(dtsSpecificBox)[0];
    l.bitPerSample = 16;
    l.packetSize = (int) track.getSamples().get(0).getSize(); //assuming all are same size
    l.codecPrivateData = Hex.encodeHex(waveformatex.array()) + Hex.encodeHex(dtsCodecPrivateData.array());
    return l;

}

开发者ID:sannies，项目名称:mp4parser-smooth-streaming，代码行数:59，代码来源:FlatManifestWriterImpl.java

注：本文中的com.coremedia.iso.boxes.sampleentry.AudioSampleEntry类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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Java AudioSampleEntry类代码示例

示例1: getAacAudioQuality

示例2: LoadSpecificBox

示例3: getAudioQuality

示例4: parse

示例5: AppendTrack

示例6: getDtsAudioQuality

示例7: getDtsAudioQuality

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