blob: 12c8b9b237daf033faf57241d90bba0e7c621f7a [file] [log] [blame]
/*
* Copyright (C) 2015 The Android Open Source Project
*
* 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.android.bluetoothmidiservice;
import android.media.midi.MidiReceiver;
/**
* This is an abstract base class that encodes MIDI data into a packet buffer.
* PacketEncoder receives data via its {@link android.media.midi.MidiReceiver#onReceive} method
* and notifies its client of packets to write via the {@link PacketEncoder.PacketReceiver}
* interface.
*/
public abstract class PacketEncoder extends MidiReceiver {
public interface PacketReceiver {
/** Called to write an accumulated packet.
* @param buffer the packet buffer to write
* @param count the number of bytes in the packet buffer to write
*/
public void writePacket(byte[] buffer, int count);
}
/**
* Called to inform PacketEncoder when the previous write is complete.
*/
abstract public void writeComplete();
}