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/* ======================================================================================== */
/* FMOD Core API - output development header file. */
/* Copyright (c), Firelight Technologies Pty, Ltd. 2004-2021. */
/* */
/* Use this header if you are wanting to develop your own output plugin to use with */
/* FMOD's output system. With this header you can make your own output plugin that FMOD */
/* can register and use. See the documentation and examples on how to make a working */
/* plugin. */
/* */
/* For more detail visit: */
/* https://fmod.com/resources/documentation-api?version=2.0&page=plugin-api-output.html */
/* ======================================================================================== */
#ifndef _FMOD_OUTPUT_H
#define _FMOD_OUTPUT_H
typedef struct FMOD_OUTPUT_STATE FMOD_OUTPUT_STATE;
typedef struct FMOD_OUTPUT_OBJECT3DINFO FMOD_OUTPUT_OBJECT3DINFO;
/*
Output constants
*/
#define FMOD_OUTPUT_PLUGIN_VERSION 5
typedef unsigned int FMOD_OUTPUT_METHOD;
#define FMOD_OUTPUT_METHOD_MIX_DIRECT 0
#define FMOD_OUTPUT_METHOD_MIX_BUFFERED 1
/*
Output callbacks
*/
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_GETNUMDRIVERS_CALLBACK) (FMOD_OUTPUT_STATE *output_state, int *numdrivers);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_GETDRIVERINFO_CALLBACK) (FMOD_OUTPUT_STATE *output_state, int id, char *name, int namelen, FMOD_GUID *guid, int *systemrate, FMOD_SPEAKERMODE *speakermode, int *speakermodechannels);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_INIT_CALLBACK) (FMOD_OUTPUT_STATE *output_state, int selecteddriver, FMOD_INITFLAGS flags, int *outputrate, FMOD_SPEAKERMODE *speakermode, int *speakermodechannels, FMOD_SOUND_FORMAT *outputformat, int dspbufferlength, int *dspnumbuffers, int *dspnumadditionalbuffers, void *extradriverdata);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_START_CALLBACK) (FMOD_OUTPUT_STATE *output_state);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_STOP_CALLBACK) (FMOD_OUTPUT_STATE *output_state);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_CLOSE_CALLBACK) (FMOD_OUTPUT_STATE *output_state);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_UPDATE_CALLBACK) (FMOD_OUTPUT_STATE *output_state);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_GETHANDLE_CALLBACK) (FMOD_OUTPUT_STATE *output_state, void **handle);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_MIXER_CALLBACK) (FMOD_OUTPUT_STATE *output_state);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_OBJECT3DGETINFO_CALLBACK) (FMOD_OUTPUT_STATE *output_state, int *maxhardwareobjects);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_OBJECT3DALLOC_CALLBACK) (FMOD_OUTPUT_STATE *output_state, void **object3d);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_OBJECT3DFREE_CALLBACK) (FMOD_OUTPUT_STATE *output_state, void *object3d);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_OBJECT3DUPDATE_CALLBACK) (FMOD_OUTPUT_STATE *output_state, void *object3d, const FMOD_OUTPUT_OBJECT3DINFO *info);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_OPENPORT_CALLBACK) (FMOD_OUTPUT_STATE *output_state, FMOD_PORT_TYPE portType, FMOD_PORT_INDEX portIndex, int *portId, int *portRate, int *portChannels, FMOD_SOUND_FORMAT *portFormat);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_CLOSEPORT_CALLBACK) (FMOD_OUTPUT_STATE *output_state, int portId);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_DEVICELISTCHANGED_CALLBACK)(FMOD_OUTPUT_STATE *output_state);
/*
Output functions
*/
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_READFROMMIXER_FUNC) (FMOD_OUTPUT_STATE *output_state, void *buffer, unsigned int length);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_COPYPORT_FUNC) (FMOD_OUTPUT_STATE *output_state, int portId, void *buffer, unsigned int length);
typedef FMOD_RESULT (F_CALL *FMOD_OUTPUT_REQUESTRESET_FUNC) (FMOD_OUTPUT_STATE *output_state);
typedef void * (F_CALL *FMOD_OUTPUT_ALLOC_FUNC) (unsigned int size, unsigned int align, const char *file, int line);
typedef void (F_CALL *FMOD_OUTPUT_FREE_FUNC) (void *ptr, const char *file, int line);
typedef void (F_CALL *FMOD_OUTPUT_LOG_FUNC) (FMOD_DEBUG_FLAGS level, const char *file, int line, const char *function, const char *string, ...);
/*
Output structures
*/
typedef struct FMOD_OUTPUT_DESCRIPTION
{
unsigned int apiversion;
const char *name;
unsigned int version;
FMOD_OUTPUT_METHOD method;
FMOD_OUTPUT_GETNUMDRIVERS_CALLBACK getnumdrivers;
FMOD_OUTPUT_GETDRIVERINFO_CALLBACK getdriverinfo;
FMOD_OUTPUT_INIT_CALLBACK init;
FMOD_OUTPUT_START_CALLBACK start;
FMOD_OUTPUT_STOP_CALLBACK stop;
FMOD_OUTPUT_CLOSE_CALLBACK close;
FMOD_OUTPUT_UPDATE_CALLBACK update;
FMOD_OUTPUT_GETHANDLE_CALLBACK gethandle;
FMOD_OUTPUT_MIXER_CALLBACK mixer;
FMOD_OUTPUT_OBJECT3DGETINFO_CALLBACK object3dgetinfo;
FMOD_OUTPUT_OBJECT3DALLOC_CALLBACK object3dalloc;
FMOD_OUTPUT_OBJECT3DFREE_CALLBACK object3dfree;
FMOD_OUTPUT_OBJECT3DUPDATE_CALLBACK object3dupdate;
FMOD_OUTPUT_OPENPORT_CALLBACK openport;
FMOD_OUTPUT_CLOSEPORT_CALLBACK closeport;
FMOD_OUTPUT_DEVICELISTCHANGED_CALLBACK devicelistchanged;
} FMOD_OUTPUT_DESCRIPTION;
struct FMOD_OUTPUT_STATE
{
void *plugindata;
FMOD_OUTPUT_READFROMMIXER_FUNC readfrommixer;
FMOD_OUTPUT_ALLOC_FUNC alloc;
FMOD_OUTPUT_FREE_FUNC free;
FMOD_OUTPUT_LOG_FUNC log;
FMOD_OUTPUT_COPYPORT_FUNC copyport;
FMOD_OUTPUT_REQUESTRESET_FUNC requestreset;
};
struct FMOD_OUTPUT_OBJECT3DINFO
{
float *buffer;
unsigned int bufferlength;
FMOD_VECTOR position;
float gain;
float spread;
float priority;
};
/*
Output macros
*/
#define FMOD_OUTPUT_READFROMMIXER(_state, _buffer, _length) \
(_state)->readfrommixer(_state, _buffer, _length)
#define FMOD_OUTPUT_ALLOC(_state, _size, _align) \
(_state)->alloc(_size, _align, __FILE__, __LINE__)
#define FMOD_OUTPUT_FREE(_state, _ptr) \
(_state)->free(_ptr, __FILE__, __LINE__)
#define FMOD_OUTPUT_LOG(_state, _level, _location, _format, ...) \
(_state)->log(_level, __FILE__, __LINE__, _location, _format, __VA_ARGS__)
#define FMOD_OUTPUT_COPYPORT(_state, _id, _buffer, _length) \
(_state)->copyport(_state, _id, _buffer, _length)
#define FMOD_OUTPUT_REQUESTRESET(_state) \
(_state)->requestreset(_state)
#endif /* _FMOD_OUTPUT_H */
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