snes9x/win32/IS9xSoundOutput.h

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/*****************************************************************************\
Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
This file is licensed under the Snes9x License.
For further information, consult the LICENSE file in the root directory.
\*****************************************************************************/
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#ifndef IS9XSOUNDOUTPUT_H
#define IS9XSOUNDOUTPUT_H
#include "../port.h"
/* IS9xSoundOutput
Interface for the sound output.
*/
class IS9xSoundOutput {
public:
// InitSoundOutput should initialize the sound output but not start playback
virtual bool InitSoundOutput(void)=0;
// DeInitSoundOutput should stop playback and uninitialize the output
virtual void DeInitSoundOutput(void)=0;
// SetupSound should apply the current sound settings for outputbuffers/devices and
// (re)start playback
virtual bool SetupSound()=0;
// SetVolume should set a new volume level (between 0.0 and 1.0)
virtual void SetVolume(double volume) = 0;
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// ProcessSound should call S9xFinalizeSamples and queue new available samples into the
// Host sound system. If the sound system is callback based, ProcessSound should do a syncronized
// S9xFinalizeSamples and return.
virtual void ProcessSound()=0;
};
#endif