diff options
Diffstat (limited to 'extern/audaspace/include/util/BufferReader.h')
-rw-r--r-- | extern/audaspace/include/util/BufferReader.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/extern/audaspace/include/util/BufferReader.h b/extern/audaspace/include/util/BufferReader.h new file mode 100644 index 00000000000..b98313726bc --- /dev/null +++ b/extern/audaspace/include/util/BufferReader.h @@ -0,0 +1,76 @@ +/******************************************************************************* + * 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 BufferReader.h + * @ingroup util + * The BufferReader class. + */ + +#include "IReader.h" + +#include <memory> + +AUD_NAMESPACE_BEGIN + +class Buffer; + +/** + * This class represents a simple reader from a buffer that exists in memory. + * \warning Notice that the buffer is not multi-threading ready, so changing the + * buffer while the reader is reading is potentially dangerous. + */ +class AUD_API BufferReader : public IReader +{ +private: + /** + * The current position in the buffer. + */ + int m_position; + + /** + * The buffer that is read. + */ + std::shared_ptr<Buffer> m_buffer; + + /** + * The specification of the sample data in the buffer. + */ + Specs m_specs; + + // delete copy constructor and operator= + BufferReader(const BufferReader&) = delete; + BufferReader& operator=(const BufferReader&) = delete; + +public: + /** + * Creates a new buffer reader. + * \param buffer The buffer to read from. + * \param specs The specification of the sample data in the buffer. + */ + BufferReader(std::shared_ptr<Buffer> buffer, Specs specs); + + 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 |