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Diffstat (limited to 'extern/audaspace/include/sequence/SuperposeReader.h')
-rw-r--r-- | extern/audaspace/include/sequence/SuperposeReader.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/extern/audaspace/include/sequence/SuperposeReader.h b/extern/audaspace/include/sequence/SuperposeReader.h new file mode 100644 index 00000000000..8bd38ade4c3 --- /dev/null +++ b/extern/audaspace/include/sequence/SuperposeReader.h @@ -0,0 +1,79 @@ +/******************************************************************************* + * 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. + ******************************************************************************/ + +#pragma once + +/** + * @file SuperposeReader.h + * @ingroup sequence + * The SuperposeReader class. + */ + +#include "IReader.h" +#include "util/Buffer.h" + +#include <memory> + +AUD_NAMESPACE_BEGIN + +/** + * This reader plays two readers with the same specs in parallel. + */ +class AUD_API SuperposeReader : public IReader +{ +private: + /** + * The first reader. + */ + std::shared_ptr<IReader> m_reader1; + + /** + * The second reader. + */ + std::shared_ptr<IReader> m_reader2; + + /** + * Buffer used for mixing. + */ + Buffer m_buffer; + + // delete copy constructor and operator= + SuperposeReader(const SuperposeReader&) = delete; + SuperposeReader& operator=(const SuperposeReader&) = delete; + +public: + /** + * Creates a new superpose reader. + * \param reader1 The first reader to read from. + * \param reader2 The second reader to read from. + * \exception Exception Thrown if the specs from the readers differ. + */ + SuperposeReader(std::shared_ptr<IReader> reader1, std::shared_ptr<IReader> reader2); + + /** + * Destroys the reader. + */ + virtual ~SuperposeReader(); + + virtual bool isSeekable() const; + virtual void seek(int position); + virtual int getLength() const; + virtual int getPosition() const; + virtual Specs getSpecs() const; + virtual void read(int& length, bool& eos, sample_t* buffer); +}; + +AUD_NAMESPACE_END |