Examples with AudioInputStream javax.sound.sampled.AudioInputStream used on opensource projects

Example 51 with AudioInputStream

use of javax.sound.sampled.AudioInputStream in project jdk8u_jdk by JetBrains.

the class AuFileReader method getAudioInputStream.

/**
     * Obtains an audio stream from the URL provided.  The URL must
     * point to valid audio file data.
     * @param url the URL for which the <code>AudioInputStream</code> should be
     * constructed
     * @return an <code>AudioInputStream</code> object based on the audio file data pointed
     * to by the URL
     * @throws UnsupportedAudioFileException if the URL does not point to valid audio
     * file data recognized by the system
     * @throws IOException if an I/O exception occurs
     */
public AudioInputStream getAudioInputStream(URL url) throws UnsupportedAudioFileException, IOException {
    InputStream urlStream = null;
    BufferedInputStream bis = null;
    AudioFileFormat fileFormat = null;
    // throws IOException
    urlStream = url.openStream();
    AudioInputStream result = null;
    try {
        bis = new BufferedInputStream(urlStream, bisBufferSize);
        result = getAudioInputStream((InputStream) bis);
    } finally {
        if (result == null) {
            urlStream.close();
        }
    }
    return result;
}

Example 52 with AudioInputStream

use of javax.sound.sampled.AudioInputStream in project jdk8u_jdk by JetBrains.

the class AudioFileSoundbankReader method getSoundbank.

public Soundbank getSoundbank(File file) throws InvalidMidiDataException, IOException {
    try {
        AudioInputStream ais = AudioSystem.getAudioInputStream(file);
        ais.close();
        ModelByteBufferWavetable osc = new ModelByteBufferWavetable(new ModelByteBuffer(file, 0, file.length()), -4800);
        ModelPerformer performer = new ModelPerformer();
        performer.getOscillators().add(osc);
        SimpleSoundbank sbk = new SimpleSoundbank();
        SimpleInstrument ins = new SimpleInstrument();
        ins.add(performer);
        sbk.addInstrument(ins);
        return sbk;
    } catch (UnsupportedAudioFileException e1) {
        return null;
    } catch (IOException e) {
        return null;
    }
}

Example 53 with AudioInputStream

use of javax.sound.sampled.AudioInputStream in project jdk8u_jdk by JetBrains.

the class AudioFloatInputStream method getInputStream.

public static AudioFloatInputStream getInputStream(AudioFormat format, byte[] buffer, int offset, int len) {
    AudioFloatConverter converter = AudioFloatConverter.getConverter(format);
    if (converter != null)
        return new BytaArrayAudioFloatInputStream(converter, buffer, offset, len);
    InputStream stream = new ByteArrayInputStream(buffer, offset, len);
    long aLen = format.getFrameSize() == AudioSystem.NOT_SPECIFIED ? AudioSystem.NOT_SPECIFIED : len / format.getFrameSize();
    AudioInputStream astream = new AudioInputStream(stream, format, aLen);
    return getInputStream(astream);
}

Example 54 with AudioInputStream

use of javax.sound.sampled.AudioInputStream in project jdk8u_jdk by JetBrains.

the class DLSSample method getData.

public Object getData() {
    AudioFormat format = getFormat();
    InputStream is = data.getInputStream();
    if (is == null)
        return null;
    return new AudioInputStream(is, format, data.capacity());
}

Example 55 with AudioInputStream

use of javax.sound.sampled.AudioInputStream in project jdk8u_jdk by JetBrains.

the class DLSSoundbank method writeSample.

private void writeSample(RIFFWriter writer, DLSSample sample) throws IOException {
    AudioFormat audioformat = sample.getFormat();
    Encoding encoding = audioformat.getEncoding();
    float sampleRate = audioformat.getSampleRate();
    int sampleSizeInBits = audioformat.getSampleSizeInBits();
    int channels = audioformat.getChannels();
    int frameSize = audioformat.getFrameSize();
    float frameRate = audioformat.getFrameRate();
    boolean bigEndian = audioformat.isBigEndian();
    boolean convert_needed = false;
    if (audioformat.getSampleSizeInBits() == 8) {
        if (!encoding.equals(Encoding.PCM_UNSIGNED)) {
            encoding = Encoding.PCM_UNSIGNED;
            convert_needed = true;
        }
    } else {
        if (!encoding.equals(Encoding.PCM_SIGNED)) {
            encoding = Encoding.PCM_SIGNED;
            convert_needed = true;
        }
        if (bigEndian) {
            bigEndian = false;
            convert_needed = true;
        }
    }
    if (convert_needed) {
        audioformat = new AudioFormat(encoding, sampleRate, sampleSizeInBits, channels, frameSize, frameRate, bigEndian);
    }
    // fmt
    RIFFWriter fmt_chunk = writer.writeChunk("fmt ");
    int sampleformat = 0;
    if (audioformat.getEncoding().equals(Encoding.PCM_UNSIGNED))
        sampleformat = 1;
    else if (audioformat.getEncoding().equals(Encoding.PCM_SIGNED))
        sampleformat = 1;
    else if (audioformat.getEncoding().equals(Encoding.PCM_FLOAT))
        sampleformat = 3;
    fmt_chunk.writeUnsignedShort(sampleformat);
    fmt_chunk.writeUnsignedShort(audioformat.getChannels());
    fmt_chunk.writeUnsignedInt((long) audioformat.getSampleRate());
    long srate = ((long) audioformat.getFrameRate()) * audioformat.getFrameSize();
    fmt_chunk.writeUnsignedInt(srate);
    fmt_chunk.writeUnsignedShort(audioformat.getFrameSize());
    fmt_chunk.writeUnsignedShort(audioformat.getSampleSizeInBits());
    fmt_chunk.write(0);
    fmt_chunk.write(0);
    writeSampleOptions(writer.writeChunk("wsmp"), sample.sampleoptions);
    if (convert_needed) {
        RIFFWriter data_chunk = writer.writeChunk("data");
        AudioInputStream stream = AudioSystem.getAudioInputStream(audioformat, (AudioInputStream) sample.getData());
        byte[] buff = new byte[1024];
        int ret;
        while ((ret = stream.read(buff)) != -1) {
            data_chunk.write(buff, 0, ret);
        }
    } else {
        RIFFWriter data_chunk = writer.writeChunk("data");
        ModelByteBuffer databuff = sample.getDataBuffer();
        databuff.writeTo(data_chunk);
    /*
            data_chunk.write(databuff.array(),
            databuff.arrayOffset(),
            databuff.capacity());
             */
    }
    writeInfo(writer.writeList("INFO"), sample.info);
}