#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
+// so we can pass an LV2Plugin* in user_data and access its private members.
+const void* lv2plugin_get_port_value(const char* port_symbol,
+ void* user_data,
+ uint32_t* size,
+ uint32_t* type);
+
class AudioEngine;
class Session;
public:
LV2Plugin (ARDOUR::AudioEngine& engine,
ARDOUR::Session& session,
- void* c_plugin,
+ const void* c_plugin,
framecnt_t sample_rate);
LV2Plugin (const LV2Plugin &);
~LV2Plugin ();
const char* name () const;
const char* maker () const;
- uint32_t num_ports () const;
- uint32_t parameter_count () const;
- float default_value (uint32_t port);
- framecnt_t signal_latency () const;
- void set_parameter (uint32_t port, float val);
- float get_parameter (uint32_t port) const;
- int get_parameter_descriptor (uint32_t which, ParameterDescriptor&) const;
- uint32_t nth_parameter (uint32_t port, bool& ok) const;
+ uint32_t num_ports () const;
+ uint32_t parameter_count () const;
+ float default_value (uint32_t port);
+ framecnt_t signal_latency () const;
+ void set_parameter (uint32_t port, float val);
+ float get_parameter (uint32_t port) const;
+ std::string get_docs() const;
+ std::string get_parameter_docs(uint32_t which) const;
+ int get_parameter_descriptor (uint32_t which, ParameterDescriptor&) const;
+ uint32_t nth_parameter (uint32_t port, bool& ok) const;
const void* extension_data (const char* uri) const;
- void* c_plugin();
- void* c_ui();
- void* c_ui_type();
+ const void* c_plugin();
+ const void* c_ui();
+ const void* c_ui_type();
bool is_external_ui () const;
bool ui_is_resizable () const;
const char* port_symbol (uint32_t port) const;
+ uint32_t port_index (const char* symbol) const;
const LV2_Feature* const* features () { return _features; }
boost::shared_ptr<Plugin::ScalePoints>
get_scale_points(uint32_t port_index) const;
- /// Return the URID of midi:MidiEvent
- static uint32_t midi_event_type (bool event_api) {
- return event_api ? _midi_event_type_ev : _midi_event_type;
- }
-
void set_insert_info(const PluginInsert* insert);
int set_state (const XMLNode& node, int version);
bool has_editor () const;
bool has_message_output () const;
- uint32_t atom_eventTransfer() const;
-
- void write_from_ui(uint32_t index, uint32_t protocol, uint32_t size, uint8_t* body);
+ bool write_from_ui(uint32_t index,
+ uint32_t protocol,
+ uint32_t size,
+ const uint8_t* body);
typedef void UIMessageSink(void* controller,
uint32_t index,
static URIMap _uri_map;
- static uint32_t _midi_event_type_ev;
- static uint32_t _midi_event_type;
- static uint32_t _chunk_type;
- static uint32_t _sequence_type;
- static uint32_t _event_transfer_type;
- static uint32_t _path_type;
+ struct URIDs {
+ uint32_t atom_Chunk;
+ uint32_t atom_Path;
+ uint32_t atom_Sequence;
+ uint32_t atom_eventTransfer;
+ uint32_t log_Error;
+ uint32_t log_Note;
+ uint32_t log_Warning;
+ uint32_t midi_MidiEvent;
+ uint32_t time_Position;
+ uint32_t time_bar;
+ uint32_t time_barBeat;
+ uint32_t time_beatUnit;
+ uint32_t time_beatsPerBar;
+ uint32_t time_beatsPerMinute;
+ uint32_t time_frame;
+ uint32_t time_speed;
+ };
+
+ static URIDs urids;
private:
struct Impl;
float* _shadow_data;
float* _defaults;
LV2_Evbuf** _ev_buffers;
+ LV2_Evbuf** _atom_ev_buffers;
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
+ 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;
+ friend const void* lv2plugin_get_port_value(const char* port_symbol,
+ void* user_data,
+ uint32_t* size,
+ 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_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
uint32_t size;
};
- void write_to_ui(uint32_t index,
- uint32_t protocol,
- uint32_t size,
- uint8_t* body);
+ 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,
- uint8_t* body);
+ const uint8_t* body);
// Created on demand so the space is only consumed if necessary
RingBuffer<uint8_t>* _to_ui;
LV2_Feature _data_access_feature;
LV2_Feature _instance_access_feature;
LV2_Feature _make_path_feature;
+ 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;
+ int32_t _seq_size;
mutable unsigned _state_version;
static char* lv2_state_make_path (void* host_data,
const char* path);
- void init (void* c_plugin, framecnt_t rate);
+ void init (const void* c_plugin, framecnt_t rate);
+ void allocate_atom_event_buffers ();
void run (pframes_t nsamples);
void latency_compute_run ();
class LV2PluginInfo : public PluginInfo {
public:
- LV2PluginInfo (void* c_plugin);
+ LV2PluginInfo (const void* c_plugin);
~LV2PluginInfo ();
static PluginInfoList* discover ();
PluginPtr load (Session& session);
- void* _c_plugin;
+ const void* _c_plugin;
};
typedef boost::shared_ptr<LV2PluginInfo> LV2PluginInfoPtr;