/* / Copyright (C) 2009 Risto Känsäkoski- Sesca ISW Ltd / / This file is part of SIP-Applet (www.sesca.com, www.purplescout.com) / / This program is free software; you can redistribute it and/or / modify it under the terms of the GNU General Public License / as published by the Free Software Foundation; either version 2 / of the License, or (at your option) any later version. / / This program is distributed in the hope that it will be useful, / but WITHOUT ANY WARRANTY; without even the implied warranty of / MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the / GNU General Public License for more details. / / You should have received a copy of the GNU General Public License / along with this program; if not, write to the Free Software / Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ package com.sesca.audio; public interface AudioTranscoder { public boolean canEncode(); public boolean canDecode(); public boolean supportsPseudoEchoCancellation(); public boolean supportsSilenceSuppression(); public byte[] encode(byte[] b); public byte[] decode(byte[] b); public int getBitRate(); // in bits public int getSampleRate(); // in Hz public int getChannels(); // number of channels public int getFrameLength(); // in milliseconds public int getFrameSize(); // in bytes public int getPayloadType(); // IETF rtp payload type public void init(); }