diff options
Diffstat (limited to 'extern/audaspace/src/respec/ConverterReader.cpp')
| -rw-r--r-- | extern/audaspace/src/respec/ConverterReader.cpp | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/extern/audaspace/src/respec/ConverterReader.cpp b/extern/audaspace/src/respec/ConverterReader.cpp new file mode 100644 index 00000000000..88a5e7f225d --- /dev/null +++ b/extern/audaspace/src/respec/ConverterReader.cpp @@ -0,0 +1,68 @@ +/******************************************************************************* + * 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 |