'libs/ardour' - Main body of changes required for building with MSVC
[ardour.git] / libs / ardour / ardour / lv2_plugin.h
index a4b89a5841ca922bb0a9dbd06ae0f0421e815f93..5154cd4d3e710cc8148e3a3322f2c44ed9096ef0 100644 (file)
@@ -29,6 +29,8 @@
 #include "ardour/worker.h"
 #include "pbd/ringbuffer.h"
 
+typedef struct LV2_Evbuf_Impl LV2_Evbuf;
+
 namespace ARDOUR {
 
 // a callback function for lilv_state_new_from_instance(). friend of LV2Plugin
@@ -122,7 +124,7 @@ class LV2Plugin : public ARDOUR::Plugin, public ARDOUR::Workee
        bool has_editor () const;
        bool has_message_output () const;
 
-       void write_from_ui(uint32_t       index,
+       bool write_from_ui(uint32_t       index,
                           uint32_t       protocol,
                           uint32_t       size,
                           const uint8_t* body);
@@ -179,7 +181,6 @@ class LV2Plugin : public ARDOUR::Plugin, public ARDOUR::Workee
        float*        _bpm_control_port;  ///< Special input set by ardour
        float*        _freewheel_control_port;  ///< Special input set by ardour
        float*        _latency_control_port;  ///< Special output set by ardour
-       uint32_t      _position_seq_port_idx;  ///< Index of Sequence port for position
        framepos_t    _next_cycle_start;  ///< Expected start frame of next run cycle
        double        _next_cycle_speed;  ///< Expected start frame of next run cycle
        PBD::ID       _insert_id;
@@ -190,18 +191,20 @@ class LV2Plugin : public ARDOUR::Plugin, public ARDOUR::Workee
                                                    uint32_t*   type);
 
        typedef enum {
-               PORT_INPUT   = 1,
-               PORT_OUTPUT  = 1 << 1,
-               PORT_AUDIO   = 1 << 2,
-               PORT_CONTROL = 1 << 3,
-               PORT_EVENT   = 1 << 4,
-               PORT_MESSAGE = 1 << 5,
-               PORT_ATOM    = 1 << 6
+               PORT_INPUT    = 1,       ///< Input port
+               PORT_OUTPUT   = 1 << 1,  ///< Output port
+               PORT_AUDIO    = 1 << 2,  ///< Audio (buffer of float)
+               PORT_CONTROL  = 1 << 3,  ///< Control (single float)
+               PORT_EVENT    = 1 << 4,  ///< Old event API event port
+               PORT_SEQUENCE = 1 << 5,  ///< New atom API event port
+               PORT_MIDI     = 1 << 6,  ///< Event port understands MIDI
+               PORT_POSITION = 1 << 7   ///< Event port understands position
        } PortFlag;
 
        typedef unsigned PortFlags;
 
        std::vector<PortFlags>         _port_flags;
+       std::vector<size_t>            _port_minimumSize;
        std::map<std::string,uint32_t> _port_indices;
 
        /// Message send to/from UI via ports
@@ -211,12 +214,12 @@ class LV2Plugin : public ARDOUR::Plugin, public ARDOUR::Workee
                uint32_t size;
        };
 
-       void write_to_ui(uint32_t       index,
+       bool write_to_ui(uint32_t       index,
                         uint32_t       protocol,
                         uint32_t       size,
                         const uint8_t* body);
 
-       void write_to(RingBuffer<uint8_t>* dest,
+       bool write_to(RingBuffer<uint8_t>* dest,
                      uint32_t             index,
                      uint32_t             protocol,
                      uint32_t             size,
@@ -237,6 +240,7 @@ class LV2Plugin : public ARDOUR::Plugin, public ARDOUR::Workee
        LV2_Feature    _log_feature;
        LV2_Feature    _work_schedule_feature;
        LV2_Feature    _options_feature;
+       LV2_Feature    _def_state_feature;
 
        // Options passed to plugin
        int32_t _block_length;