diff options
Diffstat (limited to 'extern/audaspace/src/fx/DynamicIIRFilterReader.cpp')
| -rw-r--r-- | extern/audaspace/src/fx/DynamicIIRFilterReader.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/extern/audaspace/src/fx/DynamicIIRFilterReader.cpp b/extern/audaspace/src/fx/DynamicIIRFilterReader.cpp new file mode 100644 index 00000000000..948b467aaa4 --- /dev/null +++ b/extern/audaspace/src/fx/DynamicIIRFilterReader.cpp @@ -0,0 +1,36 @@ +/******************************************************************************* + * 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 "fx/DynamicIIRFilterReader.h" +#include "fx/IDynamicIIRFilterCalculator.h" + +AUD_NAMESPACE_BEGIN + +DynamicIIRFilterReader::DynamicIIRFilterReader(std::shared_ptr<IReader> reader, std::shared_ptr<IDynamicIIRFilterCalculator> calculator) : + IIRFilterReader(reader, std::vector<float>(), std::vector<float>()), + m_calculator(calculator) +{ + sampleRateChanged(reader->getSpecs().rate); +} + +void DynamicIIRFilterReader::sampleRateChanged(SampleRate rate) +{ + std::vector<float> a, b; + m_calculator->recalculateCoefficients(rate, b, a); + setCoefficients(b, a); +} + +AUD_NAMESPACE_END |