libs/fst/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 /**
   9  * Display FST error message.
  10  *
  11  * Set via fst_set_error_function(), otherwise a FST-provided
  12  * default will print @a msg (plus a newline) to stderr.
  13  *
  14  * @param msg error message text (no newline at end).
  15  */
  16 extern void (*fst_error_callback)(const char *msg);
  17
  18 /**
  19  * Set the @ref fst_error_callback for error message display.
  20  *
  21  * The FST library provides two built-in callbacks for this purpose:
  22  * default_fst_error_callback() and silent_fst_error_callback().
  23  */
  24 void fst_set_error_function (void (*func)(const char *));
  25
  26 void  fst_error (const char *fmt, ...);
  27
  28 #define VESTIGE_HEADER
  29
  30 #ifdef VESTIGE_HEADER
  31 #include <vestige/aeffectx.h>
  32 #endif
  33
  34 typedef struct _FST FST;
  35 typedef struct _FSTHandle FSTHandle;
  36 typedef struct _FSTInfo FSTInfo;
  37
  38 struct _FSTInfo
  39 {
  40     char *name;
  41     char *creator;
  42     int UniqueID;
  43     char *Category;
  44
  45     int numInputs;
  46     int numOutputs;
  47     int numParams;
  48
  49     int wantMidi;
  50     int wantEvents;
  51     int hasEditor;
  52     int canProcessReplacing; // what do we need this for ?
  53
  54     // i think we should save the parameter Info Stuff soon.
  55     // struct VstParameterInfo *infos;
  56     char **ParamNames;
  57     char **ParamLabels;
  58 };
  59
  60 typedef struct AEffect * (*main_entry_t)(audioMasterCallback);
  61
  62 struct _FSTHandle
  63 {
  64     void*    dll;
  65     char*    name;
  66     char*    nameptr; /* ptr returned from strdup() etc. */
  67     //struct AEffect* (*main_entry)(audioMasterCallback);
  68     main_entry_t main_entry;
  69
  70     int plugincnt;
  71 };
  72
  73 struct _FST
  74 {
  75     struct AEffect*    plugin;
  76     void*       window; /* win32 HWND */
  77     int         xid; /* X11 XWindow */
  78     FSTHandle*  handle;
  79     int         width;
  80     int         height;
  81     int         wantIdle;
  82     int         destroy;
  83     int         vst_version;
  84
  85     int         want_program;
  86     int         current_program;
  87     float      *want_params;
  88     float      *set_params;
  89
  90     int         dispatcher_wantcall;
  91     int         dispatcher_opcode;
  92     int         dispatcher_index;
  93     int         dispatcher_val;
  94     void *      dispatcher_ptr;
  95     float       dispatcher_opt;
  96     int         dispatcher_retval;
  97
  98     struct _FST* next;
  99     pthread_mutex_t lock;
 100     pthread_cond_t  window_status_change;
 101     pthread_cond_t  plugin_dispatcher_called;
 102     int             been_activated;
 103 };
 104
 105 #ifdef __cplusplus
 106 extern "C" {
 107 #endif
 108
 109 extern int        fst_init (void* possible_hmodule);
 110 extern void       fst_exit ();
 111
 112 extern FSTHandle* fst_load (const char*);
 113 extern int        fst_unload (FSTHandle*);
 114
 115 extern FST*       fst_instantiate (FSTHandle*, audioMasterCallback amc, void* userptr);
 116 extern void       fst_close (FST*);
 117
 118 extern int fst_create_editor (FST* fst);
 119 extern int  fst_run_editor (FST*);
 120 extern void  fst_destroy_editor (FST*);
 121 extern int  fst_get_XID (FST*);
 122 extern void fst_move_window_into_view (FST*);
 123
 124 extern FSTInfo *fst_get_info (char *dllpathname);
 125 extern void fst_free_info (FSTInfo *info);
 126 extern void fst_event_loop_remove_plugin (FST* fst);
 127 extern int fst_call_dispatcher(FST *fst, int opcode, int index, int val, void *ptr, float opt );
 128
 129 /**
 130  * Load a plugin state from a file.
 131  */
 132 extern int fst_load_state (FST * fst, char * filename);
 133
 134 /**
 135  * Save a plugin state to a file.
 136  */
 137 extern int fst_save_state (FST * fst, char * filename);
 138
 139 extern int wine_pthread_create (pthread_t* thread_id, const pthread_attr_t* attr, void *(*function)(void*), void* arg);
 140
 141
 142 #ifdef __cplusplus
 143 }
 144 #endif
 145
 146 #endif /* __fst_fst_h__ */