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Diffstat (limited to 'intern/audaspace/FX/AUD_LimiterReader.cpp')
-rw-r--r--intern/audaspace/FX/AUD_LimiterReader.cpp147
1 files changed, 0 insertions, 147 deletions
diff --git a/intern/audaspace/FX/AUD_LimiterReader.cpp b/intern/audaspace/FX/AUD_LimiterReader.cpp
deleted file mode 100644
index 7d850ac7b5f..00000000000
--- a/intern/audaspace/FX/AUD_LimiterReader.cpp
+++ /dev/null
@@ -1,147 +0,0 @@
-/*
- * ***** BEGIN GPL LICENSE BLOCK *****
- *
- * 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.
- *
- * ***** END GPL LICENSE BLOCK *****
- */
-
-/** \file audaspace/FX/AUD_LimiterReader.cpp
- * \ingroup audfx
- */
-
-
-#include "AUD_LimiterReader.h"
-#include "AUD_Buffer.h"
-
-AUD_LimiterReader::AUD_LimiterReader(boost::shared_ptr<AUD_IReader> reader,
- float start, float end) :
- AUD_EffectReader(reader),
- m_start(start),
- m_end(end)
-{
- if(m_start > 0)
- {
- AUD_Specs specs = m_reader->getSpecs();
- AUD_Specs specs2;
-
- if(m_reader->isSeekable())
- m_reader->seek(m_start * specs.rate);
- else
- {
- // skip first m_start samples by reading them
- int length = AUD_DEFAULT_BUFFER_SIZE;
- AUD_Buffer buffer(AUD_DEFAULT_BUFFER_SIZE * AUD_SAMPLE_SIZE(specs));
- bool eos = false;
- for(int len = m_start * specs.rate;
- length > 0 && !eos;
- len -= length)
- {
- if(len < AUD_DEFAULT_BUFFER_SIZE)
- length = len;
-
- m_reader->read(length, eos, buffer.getBuffer());
-
- specs2 = m_reader->getSpecs();
- if(specs2.rate != specs.rate)
- {
- len = len * specs2.rate / specs.rate;
- specs.rate = specs2.rate;
- }
-
- if(specs2.channels != specs.channels)
- {
- specs = specs2;
- buffer.assureSize(AUD_DEFAULT_BUFFER_SIZE * AUD_SAMPLE_SIZE(specs));
- }
- }
- }
- }
-}
-
-void AUD_LimiterReader::seek(int position)
-{
- m_reader->seek(position + m_start * m_reader->getSpecs().rate);
-}
-
-int AUD_LimiterReader::getLength() const
-{
- int len = m_reader->getLength();
- AUD_SampleRate rate = m_reader->getSpecs().rate;
- if(len < 0 || (len > m_end * rate && m_end >= 0))
- len = m_end * rate;
- return len - m_start * rate;
-}
-
-int AUD_LimiterReader::getPosition() const
-{
- int pos = m_reader->getPosition();
- AUD_SampleRate rate = m_reader->getSpecs().rate;
- return AUD_MIN(pos, m_end * rate) - m_start * rate;
-}
-
-void AUD_LimiterReader::read(int& length, bool& eos, sample_t* buffer)
-{
- eos = false;
- if(m_end >= 0)
- {
- int position = m_reader->getPosition();
- AUD_SampleRate rate = m_reader->getSpecs().rate;
-
- if(position + length > m_end * rate)
- {
- length = m_end * rate - position;
- eos = true;
- }
-
- if(position < int(m_start * rate))
- {
- int len2 = length;
- for(int len = int(m_start * rate) - position;
- len2 == length && !eos;
- len -= length)
- {
- if(len < length)
- len2 = len;
-
- m_reader->read(len2, eos, buffer);
- position += len2;
- }
-
- if(position < m_start * rate)
- {
- length = 0;
- return;
- }
- }
-
- if(length < 0)
- {
- length = 0;
- return;
- }
- }
- if(eos)
- {
- m_reader->read(length, eos, buffer);
- eos = true;
- }
- else
- m_reader->read(length, eos, buffer);
-}