/usr/include/osg/AudioStream is in libopenscenegraph-dev 3.2.1-7ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 | /* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSG_AUDIOSTREAM
#define OSG_AUDIOSTREAM 1
#include <osg/Image>
#include <stdlib.h>
namespace osg {
/** Pure virtual AudioSink bass class that is used to connect the audio system with AudioStreams. */
class OSG_EXPORT AudioSink : public osg::Object
{
public:
AudioSink();
virtual const char * libraryName() const { return "osg"; }
virtual const char * className() const { return "AudioSinkInterface"; }
virtual void play() = 0;
virtual void pause() = 0;
virtual void stop() = 0;
virtual bool playing() const = 0;
virtual double getDelay() const { return _delay; }
virtual void setDelay(const double delay) { _delay = delay; }
virtual void setVolume(float) {}
virtual float getVolume() const { return 0.0f; }
private:
virtual AudioSink * cloneType() const { return 0; }
virtual AudioSink * clone(const osg::CopyOp &) const { return 0; }
double _delay;
};
/** Pure virtual AudioStream base class. Subclasses provide mechanism for reading/generating audio data*/
class OSG_EXPORT AudioStream : public osg::Object
{
public:
AudioStream();
/** Copy constructor using CopyOp to manage deep vs shallow copy. */
AudioStream(const AudioStream& audio,const CopyOp& copyop=CopyOp::SHALLOW_COPY);
virtual bool isSameKindAs(const Object* obj) const { return dynamic_cast<const AudioStream*>(obj)!=0; }
virtual const char* libraryName() const { return "osg"; }
virtual const char* className() const { return "AudioStream"; }
virtual void setAudioSink(osg::AudioSink* audio_sink) = 0;
virtual void consumeAudioBuffer(void * const buffer, const size_t size) = 0;
virtual int audioFrequency() const = 0;
virtual int audioNbChannels() const = 0;
enum SampleFormat
{
SAMPLE_FORMAT_U8,
SAMPLE_FORMAT_S16,
SAMPLE_FORMAT_S24,
SAMPLE_FORMAT_S32,
SAMPLE_FORMAT_F32
};
virtual SampleFormat audioSampleFormat() const = 0;
};
} // namespace
#endif
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