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Diffstat (limited to 'src/server/JackDriver.hpp')
| -rw-r--r-- | src/server/JackDriver.hpp | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/src/server/JackDriver.hpp b/src/server/JackDriver.hpp deleted file mode 100644 index 2a21d96e..00000000 --- a/src/server/JackDriver.hpp +++ /dev/null @@ -1,169 +0,0 @@ -/* - This file is part of Ingen. - Copyright 2007-2016 David Robillard <http://drobilla.net/> - - Ingen is free software: you can redistribute it and/or modify it under the - terms of the GNU Affero General Public License as published by the Free - Software Foundation, either version 3 of the License, or any later version. - - Ingen is distributed in the hope that it will be useful, but WITHOUT ANY - WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR - A PARTICULAR PURPOSE. See the GNU Affero General Public License for details. - - You should have received a copy of the GNU Affero General Public License - along with Ingen. If not, see <http://www.gnu.org/licenses/>. -*/ - -#ifndef INGEN_ENGINE_JACKAUDIODRIVER_HPP -#define INGEN_ENGINE_JACKAUDIODRIVER_HPP - -#include "ingen_config.h" - -#include <string> -#include <atomic> - -#include <jack/jack.h> -#include <jack/thread.h> -#include <jack/transport.h> -#ifdef INGEN_JACK_SESSION -#include <jack/session.h> -#endif - -#include "ingen/types.hpp" -#include "lv2/lv2plug.in/ns/ext/atom/forge.h" -#include "raul/Semaphore.hpp" - -#include "Driver.hpp" -#include "EnginePort.hpp" - -namespace Raul { class Path; } - -namespace Ingen { -namespace Server { - -class DuplexPort; -class Engine; -class GraphImpl; -class JackDriver; -class PortImpl; - -/** The Jack Driver. - * - * The process callback here drives the entire audio thread by "pulling" - * events from queues, processing them, running the graphs, and passing - * events along to the PostProcessor. - * - * \ingroup engine - */ -class JackDriver : public Driver -{ -public: - explicit JackDriver(Engine& engine); - ~JackDriver(); - - bool attach(const std::string& server_name, - const std::string& client_name, - void* jack_client); - - bool activate(); - void deactivate(); - - bool dynamic_ports() const { return true; } - - EnginePort* create_port(DuplexPort* graph_port); - EnginePort* get_port(const Raul::Path& path); - - void rename_port(const Raul::Path& old_path, const Raul::Path& new_path); - void port_property(const Raul::Path& path, const URI& uri, const Atom& value); - void add_port(RunContext& context, EnginePort* port); - void remove_port(RunContext& context, EnginePort* port); - void register_port(EnginePort& port); - void unregister_port(EnginePort& port); - - /** Transport state for this frame. - * Intended to only be called from the audio thread. */ - inline const jack_position_t* position() { return &_position; } - inline jack_transport_state_t transport_state() { return _transport_state; } - - void append_time_events(RunContext& context, - Buffer& buffer); - - int real_time_priority() { return jack_client_real_time_priority(_client); } - - jack_client_t* jack_client() const { return _client; } - SampleCount block_length() const { return _block_length; } - size_t seq_size() const { return _seq_size; } - SampleCount sample_rate() const { return _sample_rate; } - - inline SampleCount frame_time() const { return _client ? jack_frame_time(_client) : 0; } - - class PortRegistrationFailedException : public std::exception {}; - -private: - friend class JackPort; - - // Static JACK callbacks which call the non-static callbacks (methods) - inline static void thread_init_cb(void* const jack_driver) { - return ((JackDriver*)jack_driver)->_thread_init_cb(); - } - inline static void shutdown_cb(void* const jack_driver) { - return ((JackDriver*)jack_driver)->_shutdown_cb(); - } - inline static int process_cb(jack_nframes_t nframes, void* const jack_driver) { - return ((JackDriver*)jack_driver)->_process_cb(nframes); - } - inline static int block_length_cb(jack_nframes_t nframes, void* const jack_driver) { - return ((JackDriver*)jack_driver)->_block_length_cb(nframes); - } -#ifdef INGEN_JACK_SESSION - inline static void session_cb(jack_session_event_t* event, void* jack_driver) { - ((JackDriver*)jack_driver)->_session_cb(event); - } -#endif - - void pre_process_port(RunContext& context, EnginePort* port); - void post_process_port(RunContext& context, EnginePort* port); - - void port_property_internal(const jack_port_t* jport, - const URI& uri, - const Atom& value); - - // Non static callbacks (methods) - void _thread_init_cb(); - void _shutdown_cb(); - int _process_cb(jack_nframes_t nframes); - int _block_length_cb(jack_nframes_t nframes); -#ifdef INGEN_JACK_SESSION - void _session_cb(jack_session_event_t* event); -#endif - -protected: - typedef boost::intrusive::slist<EnginePort, - boost::intrusive::cache_last<true> - > Ports; - - using AudioBufPtr = UPtr<float, FreeDeleter<float>>; - - Engine& _engine; - Ports _ports; - AudioBufPtr _fallback_buffer; - LV2_Atom_Forge _forge; - Raul::Semaphore _sem; - std::atomic<bool> _flag; - jack_client_t* _client; - jack_nframes_t _block_length; - size_t _seq_size; - jack_nframes_t _sample_rate; - uint32_t _midi_event_type; - bool _is_activated; - jack_position_t _position; - jack_transport_state_t _transport_state; - float _old_bpm; - jack_nframes_t _old_frame; - bool _old_rolling; -}; - -} // namespace Server -} // namespace Ingen - -#endif // INGEN_ENGINE_JACKAUDIODRIVER_HPP |