diff options
Diffstat (limited to 'intern/audaspace/FX/AUD_SuperposeReader.cpp')
-rw-r--r-- | intern/audaspace/FX/AUD_SuperposeReader.cpp | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/intern/audaspace/FX/AUD_SuperposeReader.cpp b/intern/audaspace/FX/AUD_SuperposeReader.cpp deleted file mode 100644 index bf7944f98df..00000000000 --- a/intern/audaspace/FX/AUD_SuperposeReader.cpp +++ /dev/null @@ -1,101 +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_SuperposeReader.cpp - * \ingroup audfx - */ - - -#include "AUD_SuperposeReader.h" - -#include <cstring> - -static const char* specs_error = "AUD_SuperposeReader: Both readers have to " - "have the same specs."; - -AUD_SuperposeReader::AUD_SuperposeReader(boost::shared_ptr<AUD_IReader> reader1, boost::shared_ptr<AUD_IReader> reader2) : - m_reader1(reader1), m_reader2(reader2) -{ -} - -AUD_SuperposeReader::~AUD_SuperposeReader() -{ -} - -bool AUD_SuperposeReader::isSeekable() const -{ - return m_reader1->isSeekable() && m_reader2->isSeekable(); -} - -void AUD_SuperposeReader::seek(int position) -{ - m_reader1->seek(position); - m_reader2->seek(position); -} - -int AUD_SuperposeReader::getLength() const -{ - int len1 = m_reader1->getLength(); - int len2 = m_reader2->getLength(); - if((len1 < 0) || (len2 < 0)) - return -1; - return AUD_MIN(len1, len2); -} - -int AUD_SuperposeReader::getPosition() const -{ - int pos1 = m_reader1->getPosition(); - int pos2 = m_reader2->getPosition(); - return AUD_MAX(pos1, pos2); -} - -AUD_Specs AUD_SuperposeReader::getSpecs() const -{ - return m_reader1->getSpecs(); -} - -void AUD_SuperposeReader::read(int& length, bool& eos, sample_t* buffer) -{ - AUD_Specs specs = m_reader1->getSpecs(); - AUD_Specs s2 = m_reader2->getSpecs(); - if(!AUD_COMPARE_SPECS(specs, s2)) - AUD_THROW(AUD_ERROR_SPECS, specs_error); - - int samplesize = AUD_SAMPLE_SIZE(specs); - - m_buffer.assureSize(length * samplesize); - - int len1 = length; - m_reader1->read(len1, eos, buffer); - - if(len1 < length) - memset(buffer + len1 * specs.channels, 0, (length - len1) * samplesize); - - int len2 = length; - bool eos2; - sample_t* buf = m_buffer.getBuffer(); - m_reader2->read(len2, eos2, buf); - - for(int i = 0; i < len2 * specs.channels; i++) - buffer[i] += buf[i]; - - length = AUD_MAX(len1, len2); - eos &= eos2; -} |