lv2_extensions.h

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/*
  Copyright 2016 Robin Gareus <robin@gareus.org>
 
  Permission to use, copy, modify, and/or distribute this software for any
  purpose with or without fee is hereby granted, provided that the above
  copyright notice and this permission notice appear in all copies.
 
  THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
 
#ifndef _ardour_lv2_extensions_h_
#define _ardour_lv2_extensions_h_
 
#ifdef HAVE_LV2_1_18_6
#include <lv2/core/lv2.h>
#include <lv2/options/options.h>
#else
#include <lv2/lv2plug.in/ns/lv2core/lv2.h>
#include <lv2/lv2plug.in/ns/ext/options/options.h>
#endif
 
#define LV2_INLINEDISPLAY_URI "http://harrisonconsoles.com/lv2/inlinedisplay"
#define LV2_INLINEDISPLAY_PREFIX LV2_INLINEDISPLAY_URI "#"
#define LV2_INLINEDISPLAY__interface LV2_INLINEDISPLAY_PREFIX "interface"
#define LV2_INLINEDISPLAY__queue_draw LV2_INLINEDISPLAY_PREFIX "queue_draw"
#define LV2_INLINEDISPLAY__in_gui LV2_INLINEDISPLAY_PREFIX "in_gui"
 
typedef void* LV2_Inline_Display_Handle;
 
typedef struct {
        unsigned char *data;
        int width;
        int height;
        int stride;
} LV2_Inline_Display_Image_Surface;
 
typedef struct {
        LV2_Inline_Display_Handle handle;
        void (*queue_draw)(LV2_Inline_Display_Handle handle);
} LV2_Inline_Display;
 
typedef struct {
        LV2_Inline_Display_Image_Surface* (*render)(LV2_Handle instance, uint32_t w, uint32_t h);
} LV2_Inline_Display_Interface;
 
#define LV2_AUTOMATE_URI "http://ardour.org/lv2/automate"
#define LV2_AUTOMATE_URI_PREFIX LV2_AUTOMATE_URI "#"
#define LV2_AUTOMATE_URI__can_write LV2_AUTOMATE_URI_PREFIX "canWriteAutomatation"
#define LV2_AUTOMATE_URI__control LV2_AUTOMATE_URI_PREFIX "automationControl"
#define LV2_AUTOMATE_URI__controlled LV2_AUTOMATE_URI_PREFIX "automationControlled"
#define LV2_AUTOMATE_URI__controller LV2_AUTOMATE_URI_PREFIX "automationController"
 
#define LV2_AUTOMATE_URI__event LV2_AUTOMATE_URI_PREFIX "event"
#define LV2_AUTOMATE_URI__setup LV2_AUTOMATE_URI_PREFIX "setup"
#define LV2_AUTOMATE_URI__finalize LV2_AUTOMATE_URI_PREFIX "finalize"
#define LV2_AUTOMATE_URI__start LV2_AUTOMATE_URI_PREFIX "start"
#define LV2_AUTOMATE_URI__end LV2_AUTOMATE_URI_PREFIX "end"
#define LV2_AUTOMATE_URI__parameter LV2_AUTOMATE_URI_PREFIX "parameter"
#define LV2_AUTOMATE_URI__value LV2_AUTOMATE_URI_PREFIX "value"
 
#define LV2_PLUGINLICENSE_URI "http://harrisonconsoles.com/lv2/license"
#define LV2_PLUGINLICENSE_PREFIX LV2_PLUGINLICENSE_URI "#"
#define LV2_PLUGINLICENSE__interface LV2_PLUGINLICENSE_PREFIX "interface"
#define LV2_PLUGINLICENSE__interface2 LV2_PLUGINLICENSE_PREFIX "interface2"
 
 
typedef struct _LV2_License_Interface {
        /* @return -1 if no license is needed; 0 if unlicensed, 1 if licensed */
        int   (*is_licensed)(LV2_Handle instance);
        /* @return a string copy of the licensee name if licensed, or NULL, the caller needs to free this */
        char* (*licensee)(LV2_Handle instance);
        /* @return a URI identifying the plugin-bundle or plugin for which a given license is valid */
        const char* (*product_uri)(LV2_Handle instance);
        /* @return human readable product name for the URI */
        const char* (*product_name)(LV2_Handle instance);
        /* @return link to website or webstore */
        const char* (*store_url)(LV2_Handle instance);
        /* interface2 ext: preferred location to install the license file, the caller needs to free this */
        char* (*preferred_license_file_path)(LV2_Handle instance);
        /* interface2 ext: currently used license file (if any, may be NULL), the caller needs to free this */
        char* (*current_license_file_path)(LV2_Handle instance);
        /* interface2 ext: free() allocated strings (licensee, license_file_paths) */
        void (*free)(char*);
} LV2_License_Interface;
 
#define LV2_PROCESSING_URI "http://ardour.org/lv2/processing"
#define LV2_PROCESSING_URI_PREFIX LV2_PROCESSING_URI "#"
#define LV2_PROCESSING_URI__enable LV2_PROCESSING_URI_PREFIX "enable"
 
#define LV2_ROUTING_URI "http://harrisonconsoles.com/lv2/routing"
#define LV2_ROUTING_PREFIX LV2_ROUTING_URI "#"
#define LV2_ROUTING__connectAllOutputs LV2_ROUTING_PREFIX "connectAllOutputs"
 
#define LV2_MIDNAM_URI "http://ardour.org/lv2/midnam"
#define LV2_MIDNAM_PREFIX LV2_MIDNAM_URI "#"
#define LV2_MIDNAM__interface LV2_MIDNAM_PREFIX "interface"
#define LV2_MIDNAM__update LV2_MIDNAM_PREFIX "update"
 
typedef void* LV2_Midnam_Handle;
 
typedef struct {
        LV2_Midnam_Handle handle;
        void (*update)(LV2_Midnam_Handle handle);
} LV2_Midnam;
 
typedef struct {
        char* (*midnam)(LV2_Handle instance);
 
        char* (*model)(LV2_Handle instance);
 
        void (*free)(char*);
} LV2_Midnam_Interface;
 
#define LV2_BANKPATCH_URI "http://ardour.org/lv2/bankpatch"
#define LV2_BANKPATCH_PREFIX LV2_BANKPATCH_URI "#"
#define LV2_BANKPATCH__notify LV2_BANKPATCH_PREFIX "notify"
 
typedef void* LV2_BankPatch_Handle;
 
typedef struct {
        LV2_BankPatch_Handle handle;
        void (*notify)(LV2_BankPatch_Handle handle, uint8_t channel, uint32_t bank, uint8_t pgm);
} LV2_BankPatch;
 
#define LV2_EXPORT_URI "http://ardour.org/lv2/export"
#define LV2_EXPORT_PREFIX LV2_EXPORT_URI "#"
#define LV2_EXPORT__interface LV2_EXPORT_PREFIX "interface"
 
typedef struct {
        int (*setup)(LV2_Handle, const char*, LV2_Options_Option const*);
        int (*finalize)(LV2_Handle);
} LV2_Export_Interface;
 
#endif