audio.h

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#ifndef __DEODHAI_AUDIO__
#define __DEODHAI_AUDIO__
 
#include <_xeneva.h>
 
#ifdef __cplusplus
XE_EXTERN{
#endif
 
 
 
#include <stdint.h>
 
#include <stdio.h>
#include <sys\_keproc.h>
#include <sys\_kefile.h>
#include <sys/mman.h>>
#include <sys\iocodes.h>
#include <string.h>
#include <stdlib.h>
#include <sys\socket.h>
#include <sys\_keipcpostbox.h>
 
 
 
    /* Standard Deodhai Request message defined*/
    #define DEODHAI_GET_AUDIO_CONNECTION "DeodhaiGetAudioConnection"
    #define DEODHAI_AUDIO_GET_GLOBAL_CONNECTION "DeodhaiAudioGetGlobalConnection"
 
    #define DEODHAI_AUDIO_MONO   1
    #define DEODHAI_AUDIO_STEREO 2
 
#define DEODHAI_CONNECTION_TYPE_NORMAL 0
#define DEODHAI_CONNECTION_TYPE_GLOBAL 1
 
    #pragma pack(push,1)
    typedef struct _deodhai_audio_msg_ {
        char message[60];
        uint16_t fromProcessId;
        uint16_t toProcessId;
    }DeodhaiAudioMessage;
    #pragma pack(pop)
 
/*
 * AudioControlPanel is the main way to
 * control each individual stream, feautres
 * like attack, release, Eq, compression,
 * reverb to be added in future
 */
#pragma pack(push,1)
typedef struct _audio_control_panel_ {
    uint8_t numChannel;
    float gain;
    float leftSpeakerScale;
    float rightSpeakerScale;
    bool Samplefull;
    bool ready;
    bool close;
    bool global;
    bool dirty;
}DeodhaiAudioControlPanel;
#pragma pack(pop)
 
 
typedef struct _deodhai_audio_box_ {
    DeodhaiAudioControlPanel* ctlPanel;
    uint16_t controlPanelKey;
    uint16_t sampleBufferKey;
    void* sampleBuffer;
    void* ctlPanelBuffer;
    int pipe;
}DeodhaiAudioBox;
 
 
/*
 * DeodhaiAudioOpenConnection -- Creates a new connection with Deodhai
 * audio server
 * @param postbox -- postbox file descriptor
 * @param numChannel -- number of channel -- 1 for MONO, 2 for STEREO
 * @param connType -- 0 - NORMAL connection, 1 -- GLOBAL connection
 */
XE_LIB DeodhaiAudioBox* DeodhaiAudioOpenConnection(int postbox, uint8_t numChannel, uint8_t connType);
 
/*
 * DeodhaiAudioWrite -- write audio samples to
 * audio box
 * @param box -- Pointer to audio box
 * @param buffer -- sample buffer
 */
XE_LIB void DeodhaiAudioWrite(DeodhaiAudioBox* box, void* buffer);
/*
 * DeodhaiAudioCloseConnection -- close an opened audio connection
 * @param box -- Pointer to Deodhai Audio box
 */
XE_LIB void DeodhaiAudioCloseConnection(DeodhaiAudioBox* box);
 
#ifdef __cplusplus
}
#endif
 
#endif