70 строки
2.5 KiB
C++
70 строки
2.5 KiB
C++
//
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// Copyright (c) 2008-2014 the Urho3D project.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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#pragma once
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#include "ArrayPtr.h"
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#include "List.h"
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#include "Mutex.h"
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#include "Pair.h"
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#include "SoundStream.h"
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namespace Urho3D
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{
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/// %Sound stream that supports manual buffering of data from the main thread.
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class URHO3D_API BufferedSoundStream : public SoundStream
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{
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public:
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/// Construct.
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BufferedSoundStream();
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/// Destruct.
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~BufferedSoundStream();
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/// Produce sound data into destination. Return number of bytes produced. Called by SoundSource from the mixing thread.
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virtual unsigned GetData(signed char* dest, unsigned numBytes);
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/// Buffer sound data. Makes a copy of it.
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void AddData(void* data, unsigned numBytes);
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/// Buffer sound data by taking ownership of it.
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void AddData(SharedArrayPtr<signed char> data, unsigned numBytes);
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/// Buffer sound data by taking ownership of it.
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void AddData(SharedArrayPtr<signed short> data, unsigned numBytes);
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/// Remove all buffered audio data.
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void Clear();
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/// Return amount of buffered (unplayed) sound data in bytes.
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unsigned GetBufferNumBytes() const;
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/// Return length of buffered (unplayed) sound data in seconds.
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float GetBufferLength() const;
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private:
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/// Buffers and their sizes.
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List<Pair<SharedArrayPtr<signed char>, unsigned> > buffers_;
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/// Byte position in the frontmost buffer.
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unsigned position_;
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/// Mutex for buffer data.
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mutable Mutex bufferMutex_;
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};
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}
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