public static void main(String[] args) throws Exception {
RIFFWriter writer = null;
RIFFReader reader = null;
File tempfile = File.createTempFile("test", ".riff");
try {
writer = new RIFFWriter(tempfile, "TEST");
RIFFWriter chunk = writer.writeChunk("TSCH");
chunk.writeByte((byte) 33);
writer.close();
writer = null;
FileInputStream fis = new FileInputStream(tempfile);
reader = new RIFFReader(fis);
assertEquals(reader.getFormat(), "RIFF");
assertEquals(reader.getType(), "TEST");
RIFFReader readchunk = reader.nextChunk();
assertEquals(readchunk.getFormat(), "TSCH");
assertEquals((int) reader.readByte(), 33);
fis.close();
reader = null;
} finally {
if (writer != null) writer.close();
if (reader != null) reader.close();
if (tempfile.exists()) if (!tempfile.delete()) tempfile.deleteOnExit();
}
}
public void write(AudioInputStream stream, RIFFWriter writer) throws IOException {
RIFFWriter fmt_chunk = writer.writeChunk("fmt ");
AudioFormat format = stream.getFormat();
fmt_chunk.writeUnsignedShort(3); // WAVE_FORMAT_IEEE_FLOAT
fmt_chunk.writeUnsignedShort(format.getChannels());
fmt_chunk.writeUnsignedInt((int) format.getSampleRate());
fmt_chunk.writeUnsignedInt(((int) format.getFrameRate()) * format.getFrameSize());
fmt_chunk.writeUnsignedShort(format.getFrameSize());
fmt_chunk.writeUnsignedShort(format.getSampleSizeInBits());
fmt_chunk.close();
RIFFWriter data_chunk = writer.writeChunk("data");
byte[] buff = new byte[1024];
int len;
while ((len = stream.read(buff, 0, buff.length)) != -1) data_chunk.write(buff, 0, len);
data_chunk.close();
}
public int write(AudioInputStream stream, Type fileType, File out) throws IOException {
checkFormat(fileType, stream);
if (stream.getFormat().isBigEndian()) stream = toLittleEndian(stream);
RIFFWriter writer = new RIFFWriter(out, "WAVE");
write(stream, writer);
int fpointer = (int) writer.getFilePointer();
writer.close();
return fpointer;
}
private void writeInfo(RIFFWriter writer) throws IOException {
if (this.targetEngine == null) this.targetEngine = "EMU8000";
if (this.name == null) this.name = "";
RIFFWriter ifil_chunk = writer.writeChunk("ifil");
ifil_chunk.writeUnsignedShort(this.major);
ifil_chunk.writeUnsignedShort(this.minor);
writeInfoStringChunk(writer, "isng", this.targetEngine);
writeInfoStringChunk(writer, "INAM", this.name);
writeInfoStringChunk(writer, "irom", this.romName);
if (romVersionMajor != -1) {
RIFFWriter iver_chunk = writer.writeChunk("iver");
iver_chunk.writeUnsignedShort(this.romVersionMajor);
iver_chunk.writeUnsignedShort(this.romVersionMinor);
}
writeInfoStringChunk(writer, "ICRD", this.creationDate);
writeInfoStringChunk(writer, "IENG", this.engineers);
writeInfoStringChunk(writer, "IPRD", this.product);
writeInfoStringChunk(writer, "ICOP", this.copyright);
writeInfoStringChunk(writer, "ICMT", this.comments);
writeInfoStringChunk(writer, "ISFT", this.tools);
writer.close();
}
private void writeSoundbank(RIFFWriter writer) throws IOException {
writeInfo(writer.writeList("INFO"));
writeSdtaChunk(writer.writeList("sdta"));
writePdtaChunk(writer.writeList("pdta"));
writer.close();
}
