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 +1,100 @@
+#pragma once
+#include <libremidi/config.hpp>
+
+#include <string_view>
+#include <vector>
+
+namespace libremidi
+{
+//! MIDI API specifier arguments.
+//! To get information on which feature is supported by each back-end, check their backend file
+//! in e.g. backends/winmm.hpp, etc.
+enum class API
+{
+  UNSPECIFIED, /*!< Search for a working compiled API. */
+
+  // MIDI 1.0 APIs
+  COREMIDI,    /*!< macOS CoreMidi API. */
+  ALSA_SEQ,    /*!< Linux ALSA Sequencer API. */
+  ALSA_RAW,    /*!< Linux Raw ALSA API. */
+  JACK_MIDI,   /*!< JACK Low-Latency MIDI Server API. */
+  WINDOWS_MM,  /*!< Microsoft Multimedia MIDI API. */
+  WINDOWS_UWP, /*!< Microsoft WinRT MIDI API. */
+  WEBMIDI,     /*!< Web MIDI API through Emscripten */
+  PIPEWIRE,    /*!< PipeWire */
+
+  // MIDI 2.0 APIs
+  ALSA_RAW_UMP,          /*!< Raw ALSA API for MIDI 2.0 */
+  ALSA_SEQ_UMP,          /*!< Linux ALSA Sequencer API for MIDI 2.0 */
+  COREMIDI_UMP,          /*!< macOS CoreMidi API for MIDI 2.0. Requires macOS 11+ */
+  WINDOWS_MIDI_SERVICES, /*!< Windows API for MIDI 2.0. Requires Windows 11 */
+
+  DUMMY /*!< A compilable but non-functional API. */
+};
+
+/**
+ * \brief A function to determine the available compiled MIDI 1.0 APIs.
+
+  The values returned in the std::vector can be compared against
+  the enumerated list values.  Note that there can be more than one
+  API compiled for certain operating systems.
+*/
+LIBREMIDI_EXPORT std::vector<libremidi::API> available_apis() noexcept;
+
+/**
+ * \brief A function to determine the available compiled MIDI 2.0 APIs.
+
+  The values returned in the std::vector can be compared against
+  the enumerated list values.  Note that there can be more than one
+  API compiled for certain operating systems.
+*/
+LIBREMIDI_EXPORT std::vector<libremidi::API> available_ump_apis() noexcept;
+
+//! A static function to determine the current version.
+LIBREMIDI_EXPORT std::string_view get_version() noexcept;
+
+//! Map from and to API names
+LIBREMIDI_EXPORT std::string_view get_api_name(libremidi::API api);
+//! Map from and to API names
+LIBREMIDI_EXPORT std::string_view get_api_display_name(libremidi::API api);
+//! Look-up an API through its name
+LIBREMIDI_EXPORT libremidi::API get_compiled_api_by_name(std::string_view api);
+
+namespace midi1
+{
+//! Returns the default MIDI 1.0 backend to use for the target OS.
+inline constexpr libremidi::API default_api() noexcept
+{
+#if defined(__APPLE__)
+  return API::COREMIDI;
+#elif defined(_WIN32)
+  return API::WINDOWS_MM;
+#elif defined(__linux__)
+  return API::ALSA_SEQ;
+#elif defined(__emscripten__)
+  return API::EMSCRIPTEN_WEBMIDI;
+#else
+  return API::DUMMY;
+#endif
+}
+}
+
+namespace midi2
+{
+//! Returns the default MIDI 2.0 backend to use for the target OS.
+inline constexpr libremidi::API default_api() noexcept
+{
+#if defined(__APPLE__)
+  return API::COREMIDI_UMP;
+#elif defined(_WIN32)
+  return API::WINDOWS_MIDI_SERVICES;
+#elif defined(__linux__)
+  return API::ALSA_SEQ_UMP;
+#elif defined(__emscripten__)
+  return API::DUMMY;
+#else
+  return API::DUMMY;
+#endif
+}
+}
+}