raze-gles/libraries/zmusic/streamsources/streamsource.h

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2019-11-10 22:58:51 +00:00
#pragma once
// Anything streamed to the sound system as raw wave data, except MIDIs --------------------
#include <stdlib.h>
#include "zmusic/mididefs.h" // for StreamSourceInfo
#include "zmusic/midiconfig.h"
class StreamSource
{
protected:
bool m_Looping = true;
int m_OutputRate;
public:
StreamSource (int outputRate) { m_OutputRate = outputRate; }
virtual ~StreamSource () {}
virtual void SetPlayMode(bool looping) { m_Looping = looping; }
virtual bool Start() { return true; }
virtual bool SetPosition(unsigned position) { return false; }
virtual bool SetSubsong(int subsong) { return false; }
virtual bool GetData(void *buffer, size_t len) = 0;
virtual SoundStreamInfo GetFormat() { return {65536, m_OutputRate, 2 }; } // Default format is: System's output sample rate, 32 bit float, stereo
virtual std::string GetStats() { return ""; }
virtual void ChangeSettingInt(const char *name, int value) { }
virtual void ChangeSettingNum(const char *name, double value) { }
virtual void ChangeSettingString(const char *name, const char *value) { }
protected:
StreamSource() = default;
};
StreamSource *MOD_OpenSong(MusicIO::FileInterface* reader, int samplerate);
StreamSource* GME_OpenSong(MusicIO::FileInterface* reader, const char* fmt, int sample_rate);
StreamSource *SndFile_OpenSong(MusicIO::FileInterface* fr);
StreamSource* XA_OpenSong(MusicIO::FileInterface* reader);
StreamSource* OPL_OpenSong(MusicIO::FileInterface* reader, OPLConfig *config);