48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
#ifndef IAUDIODECODER_H
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#define IAUDIODECODER_H
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#include "IDataSource.h"
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namespace cAudio
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{
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enum AudioFormats
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{
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EAF_8BIT_MONO = 0x1100,
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EAF_8BIT_STEREO = 0x1102,
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EAF_16BIT_MONO = 0x1101,
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EAF_16BIT_STEREO = 0x1103,
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EAF_COUNT
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};
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class IAudioDecoder
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{
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public:
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IAudioDecoder(IDataSource* stream) : Stream(stream) {}
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virtual ~IAudioDecoder() { delete Stream; }
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//!Returns the format of the audio data
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virtual AudioFormats getFormat() = 0;
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//!Returns the frequency of the audio data
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virtual int getFrequency() = 0;
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//!Returns whether seeking is supported
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virtual bool isSeekingSupported() = 0;
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//!Reads a section of data out of the audio stream
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virtual int readAudioData(void* output, int amount) = 0;
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//!Sets the position to read data out of
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virtual bool setPosition(int position, bool relative) = 0;
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//!If seeking is supported, will seek the stream to seconds
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virtual bool seek(int seconds, bool relative) = 0;
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protected:
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IDataSource* Stream;
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};
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};
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#endif //! IAUDIODECODER_H
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