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extern/audaspace/include/sequence/SequenceReader.h
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| /******************************************************************************* | |||||
| * Copyright 2009-2015 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 SequenceReader.h | |||||
| * @ingroup sequence | |||||
| * The SequenceReader class. | |||||
| */ | |||||
| #include "IReader.h" | |||||
| #include "devices/ReadDevice.h" | |||||
| AUD_NAMESPACE_BEGIN | |||||
| class SequenceHandle; | |||||
| class SequenceData; | |||||
| /** | |||||
| * This reader plays back sequenced entries. | |||||
| */ | |||||
| class AUD_API SequenceReader : public IReader | |||||
| { | |||||
| private: | |||||
| /** | |||||
| * The current position. | |||||
| */ | |||||
| int m_position; | |||||
| /** | |||||
| * The read device used to mix the sounds correctly. | |||||
| */ | |||||
| ReadDevice m_device; | |||||
| /** | |||||
| * Saves the sequence the reader belongs to. | |||||
| */ | |||||
| std::shared_ptr<SequenceData> m_sequence; | |||||
| /** | |||||
| * The list of playback handles for the entries. | |||||
| */ | |||||
| std::list<std::shared_ptr<SequenceHandle> > m_handles; | |||||
| /** | |||||
| * Last status read from the sequence. | |||||
| */ | |||||
| int m_status; | |||||
| /** | |||||
| * Last entry status read from the sequence. | |||||
| */ | |||||
| int m_entry_status; | |||||
| // delete copy constructor and operator= | |||||
| SequenceReader(const SequenceReader&) = delete; | |||||
| SequenceReader& operator=(const SequenceReader&) = delete; | |||||
| public: | |||||
| /** | |||||
| * Creates a resampling reader. | |||||
| * \param sequence The sequence data. | |||||
| * \param quality Whether a high quality resample should be used for resampling. | |||||
| */ | |||||
| SequenceReader(std::shared_ptr<SequenceData> sequence, bool quality = false); | |||||
| /** | |||||
| * Destroys the reader. | |||||
| */ | |||||
| ~SequenceReader(); | |||||
| 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 | |||||