Blender V2.61 - r43446

AUD_SilenceReader.cpp

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00001 /*
00002  * ***** BEGIN GPL LICENSE BLOCK *****
00003  *
00004  * Copyright 2009-2011 Jörg Hermann Müller
00005  *
00006  * This file is part of AudaSpace.
00007  *
00008  * Audaspace is free software; you can redistribute it and/or modify
00009  * it under the terms of the GNU General Public License as published by
00010  * the Free Software Foundation; either version 2 of the License, or
00011  * (at your option) any later version.
00012  *
00013  * AudaSpace is distributed in the hope that it will be useful,
00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016  * GNU General Public License for more details.
00017  *
00018  * You should have received a copy of the GNU General Public License
00019  * along with Audaspace; if not, write to the Free Software Foundation,
00020  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00021  *
00022  * ***** END GPL LICENSE BLOCK *****
00023  */
00024 
00030 #include "AUD_SilenceReader.h"
00031 
00032 #include <cstring>
00033 
00034 AUD_SilenceReader::AUD_SilenceReader() :
00035     m_position(0)
00036 {
00037 }
00038 
00039 bool AUD_SilenceReader::isSeekable() const
00040 {
00041     return true;
00042 }
00043 
00044 void AUD_SilenceReader::seek(int position)
00045 {
00046     m_position = position;
00047 }
00048 
00049 int AUD_SilenceReader::getLength() const
00050 {
00051     return -1;
00052 }
00053 
00054 int AUD_SilenceReader::getPosition() const
00055 {
00056     return m_position;
00057 }
00058 
00059 AUD_Specs AUD_SilenceReader::getSpecs() const
00060 {
00061     AUD_Specs specs;
00062     specs.rate = AUD_RATE_44100;
00063     specs.channels = AUD_CHANNELS_MONO;
00064     return specs;
00065 }
00066 
00067 void AUD_SilenceReader::read(int& length, bool& eos, sample_t* buffer)
00068 {
00069     memset(buffer, 0, length * sizeof(sample_t));
00070     m_position += length;
00071     eos = false;
00072 }