fst.h

   1 #ifndef __fst_fst_h__
   2 #define __fst_fst_h__
   3
   4 #include <setjmp.h>
   5 #include <signal.h>
   6 #include <pthread.h>
   7
   8 #include <windows.h>
   9 /**
  10  * Display FST error message.
  11  *
  12  * Set via fst_set_error_function(), otherwise a FST-provided
  13  * default will print @a msg (plus a newline) to stderr.
  14  *
  15  * @param msg error message text (no newline at end).
  16  */
  17 extern void (*fst_error_callback)(const char *msg);
  18
  19 /**
  20  * Set the @ref fst_error_callback for error message display.
  21  *
  22  * The FST library provides two built-in callbacks for this purpose:
  23  * default_fst_error_callback() and silent_fst_error_callback().
  24  */
  25 void fst_set_error_function (void (*func)(const char *));
  26
  27 #include <vestige/aeffectx.h>
  28
  29 typedef struct _FST FST;
  30 typedef struct _FSTHandle FSTHandle;
  31 typedef struct _FSTInfo FSTInfo;
  32
  33 struct _FSTInfo
  34 {
  35     char *name;
  36     int UniqueID;
  37     char *Category;
  38
  39     int numInputs;
  40     int numOutputs;
  41     int numParams;
  42
  43     int wantMidi;
  44     int wantEvents;
  45     int hasEditor;
  46     int canProcessReplacing; // what do we need this for ?
  47
  48     // i think we should save the parameter Info Stuff soon.
  49     // struct VstParameterInfo *infos;
  50     char **ParamNames;
  51     char **ParamLabels;
  52 };
  53
  54 typedef struct AEffect * (*main_entry_t)(audioMasterCallback);
  55
  56 struct _FSTHandle
  57 {
  58     void*    dll;
  59     char*    name;
  60     char*    nameptr; /* ptr returned from strdup() etc. */
  61     //struct AEffect* (*main_entry)(audioMasterCallback);
  62     main_entry_t main_entry;
  63
  64     int plugincnt;
  65 };
  66
  67 struct _FST
  68 {
  69     struct AEffect*    plugin;
  70     void*       window; /* win32 HWND */
  71     int         xid; /* X11 XWindow */
  72     FSTHandle*  handle;
  73     int         width;
  74     int         height;
  75     int         wantIdle;
  76     int         destroy;
  77
  78     int         want_program;
  79     float      *want_params;
  80     float      *set_params;
  81
  82     int         dispatcher_wantcall;
  83     int         dispatcher_opcode;
  84     int         dispatcher_index;
  85     int         dispatcher_val;
  86     void *      dispatcher_ptr;
  87     float       dispatcher_opt;
  88     int         dispatcher_retval;
  89
  90     struct _FST* next;
  91     pthread_mutex_t lock;
  92     pthread_cond_t  window_status_change;
  93     pthread_cond_t  plugin_dispatcher_called;
  94     int             been_activated;
  95 };
  96
  97 #ifdef __cplusplus
  98 extern "C" {
  99 #endif
 100
 101 extern int        fst_init (HMODULE hInst);
 102
 103 extern FSTHandle* fst_load (const char*);
 104 extern int        fst_unload (FSTHandle*);
 105
 106 extern FST*       fst_instantiate (FSTHandle*, audioMasterCallback amc, void* userptr);
 107 extern void       fst_close (FST*);
 108
 109 extern int  fst_run_editor (FST*);
 110 extern void  fst_destroy_editor (FST*);
 111 extern int  fst_get_XID (FST*);
 112
 113 extern FSTInfo *fst_get_info (char *dllpathname);
 114 extern void fst_free_info (FSTInfo *info);
 115 extern void fst_event_loop_remove_plugin (FST* fst);
 116 extern int fst_call_dispatcher(FST *fst, int opcode, int index, int val, void *ptr, float opt );
 117
 118 /**
 119  * Load a plugin state from a file.
 120  */
 121 extern int fst_load_state (FST * fst, char * filename);
 122
 123 /**
 124  * Save a plugin state to a file.
 125  */
 126 extern int fst_save_state (FST * fst, char * filename);
 127
 128 #ifdef __cplusplus
 129 }
 130 #endif
 131
 132 #endif /* __fst_fst_h__ */