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directsound.h

Go to the documentation of this file.

/*
        ClanSound, sound mixing library written for ClanLib.
        Copyright (c)1998 Magnus Norddahl / ClanSoft.
*/

#ifndef header_directsound
#define header_directsound

#include <dsound.h>

class CL_CSOutput
{
public:
        CL_CSOutput();
        ~CL_CSOutput();

        void silence();
        // Called when we have no samples to play - and wants to tell the soundcard
        // about this possible event.

        bool is_full();
        // Returns true if all fragments are filled with data.

        int get_frag_size() const { return frag_size; }
        // Returns the buffer size used by device (returned as num [stereo] samples).

        void write_fragment(short *data);
        // Writes a fragment to the soundcard.

        void wait();
        // Waits until output source isn't full anymore.

private:
        LPDIRECTSOUND directsound;
        LPDIRECTSOUNDBUFFER soundbuffer;
        int frag_size, buffer_size, bytes_per_sample;
        HANDLE sleep_event;
        LPDIRECTSOUNDNOTIFY notify;
};

#endif

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