46 lines
1.3 KiB
C++
46 lines
1.3 KiB
C++
// Copyright (c) 2008-2010 Raynaldo (Wildicv) Rivera, Joshua (Dark_Kilauea) Jones
|
|
// This file is part of the "cAudio Engine"
|
|
// For conditions of distribution and use, see copyright notice in cAudio.h
|
|
|
|
#ifndef IAUDIODECODER_H
|
|
#define IAUDIODECODER_H
|
|
|
|
#include "IRefCounted.h"
|
|
#include "IDataSource.h"
|
|
#include "eAudioFormats.h"
|
|
|
|
namespace cAudio
|
|
{
|
|
class IAudioDecoder : public IRefCounted
|
|
{
|
|
public:
|
|
IAudioDecoder(IDataSource* stream) : Stream(stream) { if(Stream) Stream->grab(); }
|
|
virtual ~IAudioDecoder() { if(Stream) Stream->drop(); }
|
|
|
|
//!Returns the format of the audio data
|
|
virtual AudioFormats getFormat() = 0;
|
|
|
|
//!Returns the frequency of the audio data
|
|
virtual int getFrequency() = 0;
|
|
|
|
//!Returns whether seeking is supported
|
|
virtual bool isSeekingSupported() = 0;
|
|
|
|
//!Returns whether the stream is valid for this codec
|
|
virtual bool isValid() = 0;
|
|
|
|
//!Reads a section of data out of the audio stream
|
|
virtual int readAudioData(void* output, int amount) = 0;
|
|
|
|
//!Sets the position to read data out of
|
|
virtual bool setPosition(int position, bool relative) = 0;
|
|
|
|
//!If seeking is supported, will seek the stream to seconds
|
|
virtual bool seek(float seconds, bool relative) = 0;
|
|
protected:
|
|
IDataSource* Stream;
|
|
};
|
|
};
|
|
|
|
#endif //! IAUDIODECODER_H
|