Package javax.sound.sampled

Examples of javax.sound.sampled.AudioFileFormat

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      fileOut.write(content);
      fileOut.close();
      // Get AudioFileFormat from given file.
      // AudioFileFormat baseFileFormat =
      // AudioSystem.getAudioFileFormat(file);
      AudioFileFormat baseFileFormat = AudioSystem
          .getAudioFileFormat(tempFile);
      tempFile.delete();
          //.getAudioFileFormat(new ByteArrayInputStream(content));
      //this is jdk 1.5.: howver concrete classes may implement the method anyway as TAudioFileFormat
      //Map props = baseFileFormat.properties();
      Method propertiesMethod;
      try {
        propertiesMethod = baseFileFormat.getClass().getMethod("properties", new Class[0]);
      } catch (NoSuchMethodException ex) {
        return;
      }
      Map props = (Map) propertiesMethod.invoke(baseFileFormat, new Object[0]);
      Long duration = (Long) props.get("duration");
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    public AudioFileFormat getAudioFileFormat(InputStream stream)
            throws UnsupportedAudioFileException, IOException {

        stream.mark(200);
        AudioFileFormat format;
        try {
            format = internal_getAudioFileFormat(stream);
        } finally {
            stream.reset();
        }
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            throw new UnsupportedAudioFileException();

        AudioFormat audioformat = new AudioFormat(
                AudioFloatConverter.PCM_FLOAT, samplerate, bits, channels,
                framesize, samplerate, false);
        AudioFileFormat fileformat = new AudioFileFormat(
                AudioFileFormat.Type.WAVE, audioformat,
                AudioSystem.NOT_SPECIFIED);
        return fileformat;
    }
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    }

    public AudioInputStream getAudioInputStream(InputStream stream)
            throws UnsupportedAudioFileException, IOException {

        AudioFileFormat format = getAudioFileFormat(stream);
        RIFFReader riffiterator = new RIFFReader(stream);
        if (!riffiterator.getFormat().equals("RIFF"))
            throw new UnsupportedAudioFileException();
        if (!riffiterator.getType().equals("WAVE"))
            throw new UnsupportedAudioFileException();
        while (riffiterator.hasNextChunk()) {
            RIFFReader chunk = riffiterator.nextChunk();
            if (chunk.getFormat().equals("data")) {
                return new AudioInputStream(chunk, format.getFormat(),
                        chunk.getSize());
            }
        }
        throw new UnsupportedAudioFileException();
    }
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    }

    public AudioFileFormat getAudioFileFormat(URL url)
            throws UnsupportedAudioFileException, IOException {
        InputStream stream = url.openStream();
        AudioFileFormat format;
        try {
            format = getAudioFileFormat(new BufferedInputStream(stream));
        } finally {
            stream.close();
        }
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    }

    public AudioFileFormat getAudioFileFormat(File file)
            throws UnsupportedAudioFileException, IOException {
        InputStream stream = new FileInputStream(file);
        AudioFileFormat format;
        try {
            format = getAudioFileFormat(new BufferedInputStream(stream));
        } finally {
            stream.close();
        }
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     * @see InputStream#markSupported
     * @see InputStream#mark
     */
    public AudioFileFormat getAudioFileFormat(InputStream stream) throws UnsupportedAudioFileException, IOException {
        // fix for 4489272: AudioSystem.getAudioFileFormat() fails for InputStream, but works for URL
        AudioFileFormat aff = getFMT(stream, true);
        // the following is not strictly necessary - but was implemented like that in 1.3.0 - 1.4.1
        // so I leave it as it was. May remove this for 1.5.0
        stream.reset();
        return aff;
    }
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     * file data recognized by the system
     * @throws IOException if an I/O exception occurs
     */
    public AudioFileFormat getAudioFileFormat(URL url) throws UnsupportedAudioFileException, IOException {
        InputStream urlStream = url.openStream(); // throws IOException
        AudioFileFormat fileFormat = null;
        try {
            fileFormat = getFMT(urlStream, false);
        } finally {
            urlStream.close();
        }
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     * @throws UnsupportedAudioFileException if the File does not point to valid audio
     * file data recognized by the system
     * @throws IOException if an I/O exception occurs
     */
    public AudioFileFormat getAudioFileFormat(File file) throws UnsupportedAudioFileException, IOException {
        AudioFileFormat fileFormat = null;
        FileInputStream fis = new FileInputStream(file);       // throws IOException
        // part of fix for 4325421
        try {
            fileFormat = getFMT(fis, false);
        } finally {
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     * @see InputStream#markSupported
     * @see InputStream#mark
     */
    public AudioInputStream getAudioInputStream(InputStream stream) throws UnsupportedAudioFileException, IOException {
        // getFMT leaves the input stream at the beginning of the audio data
        AudioFileFormat fileFormat = getFMT(stream, true); // throws UnsupportedAudioFileException, IOException

        // we've got everything, and the stream is at the
        // beginning of the audio data, so return an AudioInputStream.
        return new AudioInputStream(stream, fileFormat.getFormat(), fileFormat.getFrameLength());
    }
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  • com.pcmsolutions.device.EMU.E4.E4Device$Impl_SampleMediator
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  • com.sun.media.sound.WaveExtensibleFileReader
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