Synopsis

gboolean            (*VipsOperationBuildFn)             (VipsObject *Param1);
                    VipsOperation;
                    VipsOperationClass;
int                 vips_operation_call_valist          (VipsOperation *operation,
                                                         va_list ap);
VipsOperation *     vips_operation_new                  (const char *name);
int                 vips_call                           (const char *operation_name,
                                                         ...);
int                 vips_call_split                     (const char *operation_name,
                                                         va_list optional,
                                                         ...);
void                vips_call_options                   (GOptionGroup *group,
                                                         VipsOperation *operation);
int                 vips_call_argv                      (VipsOperation *operation,
                                                         int argc,
                                                         char **argv);