very, very simple WP with midi CC out

2024-10-09 02:01:23 +02:00
commit 3d6fc151f1
126 changed files with 19539 additions and 0 deletions
@@ -0,0 +1,74 @@
+#pragma once
+#include <libremidi/backends/pipewire/config.hpp>
+#include <libremidi/backends/pipewire/helpers.hpp>
+#include <libremidi/detail/observer.hpp>
+
+#include <unordered_set>
+
+namespace libremidi
+{
+class observer_pipewire final
+    : public observer_api
+    , private pipewire_helpers
+    , private error_handler
+{
+public:
+  struct
+      : observer_configuration
+      , pipewire_observer_configuration
+  {
+  } configuration;
+
+  explicit observer_pipewire(observer_configuration&& conf, pipewire_observer_configuration&& apiconf)
+      : configuration{std::move(conf), std::move(apiconf)}
+  {
+    create_context(*this);
+
+    // FIXME notify_in_constructor
+    // FIXME port rename callback
+#if 0
+    // Initialize PipeWire client
+    if (configuration.context)
+    {
+      this->client = configuration.context;
+      set_callbacks();
+    }
+    else
+#endif
+    {
+      this->add_callbacks(configuration);
+      this->start_thread();
+    }
+  }
+
+  libremidi::API get_current_api() const noexcept override { return libremidi::API::PIPEWIRE; }
+
+  std::vector<libremidi::input_port> get_input_ports() const noexcept override
+  {
+    return get_ports<SPA_DIRECTION_OUTPUT>(*this->global_context);
+  }
+
+  std::vector<libremidi::output_port> get_output_ports() const noexcept override
+  {
+    return get_ports<SPA_DIRECTION_INPUT>(*this->global_context);
+  }
+
+  ~observer_pipewire()
+  {
+    stop_thread();
+    destroy_context();
+#if 0
+    if (client && !configuration.context)
+    {
+      // If we own the client, deactivate it
+      pipewire_deactivate(this->client);
+      pipewire_client_close(this->client);
+      this->client = nullptr;
+    }
+#endif
+  }
+
+  std::unordered_set<std::string> seen_input_ports;
+  std::unordered_set<std::string> seen_output_ports;
+};
+}