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/*
* Copyright 1997 Phil Burk, Mobileer Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.jsyn.util.soundfile;
import java.io.IOException;
/**
* Handle IFF Chunks as they are parsed from an IFF or RIFF file.
*
* @see IFFParser
* @see AudioSampleAIFF
* @author (C) 1997 Phil Burk, SoftSynth.com
*/
interface ChunkHandler {
/**
* The parser will call this when it encounters a FORM or LIST chunk that contains other chunks.
* This handler can either read the form's chunks, or let the parser find them and call
* handleChunk().
*
* @param ID a 4 byte identifier such as FORM_ID that identifies the IFF chunk type.
* @param numBytes number of bytes contained in the FORM, not counting the FORM type.
* @param type a 4 byte identifier such as AIFF_ID that identifies the FORM type.
*/
public void handleForm(IFFParser parser, int ID, int numBytes, int type) throws IOException;
/**
* The parser will call this when it encounters a chunk that is not a FORM or LIST. This handler
* can either read the chunk's, or ignore it. The parser will skip over any unread data. Do NOT
* read past the end of the chunk!
*
* @param ID a 4 byte identifier such as SSND_ID that identifies the IFF chunk type.
* @param numBytes number of bytes contained in the chunk, not counting the ID and size field.
*/
public void handleChunk(IFFParser parser, int ID, int numBytes) throws IOException;
}
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