/** Peek into the parentInput's input stream and if the next item
* is a NIFF String Table, then decode it and store it in the
* root RIFFForNIFF object.
* If the next item is not a NIFF String Table, do nothing
* and leave the input stream unchanged.
*
* @param parentInput the parent RIFF object being used to read the input stream.
* If parentInput.getParent() is not of type RIFFForNIFF, then this
* moves the input past the String Table but does not store it.
* @return true if the String Table was processed, false if this is
* not a String Table.
*/
static public bool maybeDecode(Riff parentInput)
{
if (!parentInput.peekFOURCC().Equals(RIFF_ID))
{
return(false);
}
Riff riffInput = new Riff(parentInput, RIFF_ID);
if (!(parentInput.getParent() is RiffForNiff))
{
// There is no place to store the data
riffInput.skipRemaining();
return(true);
}
RiffForNiff riffForNiff = (RiffForNiff)parentInput.getParent();
// Read the entire string table into a byte array
byte[] stringTable = new byte[riffInput.getBytesRemaining()];
for (int i = 0; i < stringTable.Length; ++i)
{
stringTable[i] = (byte)riffInput.readBYTE();
}
riffForNiff.setStringTable(stringTable);
// This skips possible pad byte
riffInput.skipRemaining();
return(true);
}
/** Creates new Score object from the input stream.
* This uses the InputStream to initialize a RIFF object
* which is used to read the input as a RIFF file.
*
* @param input the InputStream containing the NIFF info
*/
public static Score newInstance(Stream input)
{
Riff riffInput = new RiffForNiff(input, RIFF_ID);
return new Score
(RiffScoreSetup.newInstance(riffInput),
RiffScoreData.newInstance(riffInput));
}
/** Creates new Score object from the input stream.
* This uses the InputStream to initialize a RIFF object
* which is used to read the input as a RIFF file.
*
* @param input the InputStream containing the NIFF info
*/
static public Score newInstance(Stream input)
{
Riff riffInput = new RiffForNiff(input, RIFF_ID);
return(new Score
(RiffScoreSetup.newInstance(riffInput),
RiffScoreData.newInstance(riffInput)));
}
/** Creates a new Lyric from the parentInput's input stream.
* The next object in the input stream must be of this type.
*
* @param parentInput the parent RIFF object being used to read the input stream
*/
static public Lyric newInstance(Riff parentInput)
{
Riff riffInput = new Riff(parentInput, RIFF_ID);
String text = RiffStringTable.decodeString
(RiffForNiff.getStringTable(parentInput), riffInput.readLONG());
return(new Lyric
(text, riffInput.readBYTE(), RiffTags.newInstance(riffInput)));
}
