diff options
Diffstat (limited to 'intern/audaspace/FX/AUD_DelayReader.cpp')
-rw-r--r-- | intern/audaspace/FX/AUD_DelayReader.cpp | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/intern/audaspace/FX/AUD_DelayReader.cpp b/intern/audaspace/FX/AUD_DelayReader.cpp deleted file mode 100644 index 1c314288320..00000000000 --- a/intern/audaspace/FX/AUD_DelayReader.cpp +++ /dev/null @@ -1,92 +0,0 @@ -/* - * Copyright 2009-2011 Jörg Hermann Müller - * - * This file is part of AudaSpace. - * - * Audaspace 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. - * - * AudaSpace 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 Audaspace; if not, write to the Free Software Foundation, - * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - */ - -/** \file audaspace/FX/AUD_DelayReader.cpp - * \ingroup audfx - */ - - -#include "AUD_DelayReader.h" - -#include <cstring> - -AUD_DelayReader::AUD_DelayReader(boost::shared_ptr<AUD_IReader> reader, float delay) : - AUD_EffectReader(reader), - m_delay(int((AUD_SampleRate)delay * reader->getSpecs().rate)), - m_remdelay(int((AUD_SampleRate)delay * reader->getSpecs().rate)) -{ -} - -void AUD_DelayReader::seek(int position) -{ - if(position < m_delay) - { - m_remdelay = m_delay - position; - m_reader->seek(0); - } - else - { - m_remdelay = 0; - m_reader->seek(position - m_delay); - } -} - -int AUD_DelayReader::getLength() const -{ - int len = m_reader->getLength(); - if(len < 0) - return len; - return len + m_delay; -} - -int AUD_DelayReader::getPosition() const -{ - if(m_remdelay > 0) - return m_delay - m_remdelay; - return m_reader->getPosition() + m_delay; -} - -void AUD_DelayReader::read(int& length, bool& eos, sample_t* buffer) -{ - if(m_remdelay > 0) - { - AUD_Specs specs = m_reader->getSpecs(); - int samplesize = AUD_SAMPLE_SIZE(specs); - - if(length > m_remdelay) - { - memset(buffer, 0, m_remdelay * samplesize); - - int len = length - m_remdelay; - m_reader->read(len, eos, buffer + m_remdelay * specs.channels); - - length = m_remdelay + len; - - m_remdelay = 0; - } - else - { - memset(buffer, 0, length * samplesize); - m_remdelay -= length; - } - } - else - m_reader->read(length, eos, buffer); -} |