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blender-archive/extern/audaspace/src/respec/ConverterReader.cpp
Joerg Mueller 986267300b Audaspace: Moving audaspace 1.3 into extern.
Deleting the old internal audaspace.

Major changes from there are:
- The whole library was refactored to use C++11.
- Many stability and performance improvements.
- Major Python API refactor:
 - Most requested: Play self generated sounds using numpy arrays.
 - For games: Sound list, random sounds and dynamic music.
 - Writing sounds to files.
 - Sequencing API.
 - Opening sound devices, eg. Jack.
- Ability to choose different OpenAL devices in the user settings.
2017-08-18 08:24:12 +02:00

69 lines
1.8 KiB
C++

/*******************************************************************************
* Copyright 2009-2016 Jörg Müller
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
******************************************************************************/
#include "respec/ConverterReader.h"
AUD_NAMESPACE_BEGIN
ConverterReader::ConverterReader(std::shared_ptr<IReader> reader,
DeviceSpecs specs) :
EffectReader(reader),
m_format(specs.format)
{
switch(m_format)
{
case FORMAT_U8:
m_convert = convert_float_u8;
break;
case FORMAT_S16:
m_convert = convert_float_s16;
break;
case FORMAT_S24:
#ifdef __BIG_ENDIAN__
m_convert = convert_float_s24_be;
#else
m_convert = convert_float_s24_le;
#endif
break;
case FORMAT_S32:
m_convert = convert_float_s32;
break;
case FORMAT_FLOAT32:
m_convert = convert_copy<float>;
break;
case FORMAT_FLOAT64:
m_convert = convert_float_double;
break;
default:
break;
}
}
void ConverterReader::read(int& length, bool& eos, sample_t* buffer)
{
Specs specs = m_reader->getSpecs();
int samplesize = AUD_SAMPLE_SIZE(specs);
m_buffer.assureSize(length * samplesize);
m_reader->read(length, eos, m_buffer.getBuffer());
m_convert((data_t*)buffer, (data_t*)m_buffer.getBuffer(),
length * specs.channels);
}
AUD_NAMESPACE_END