64 lines
1.3 KiB
C++
64 lines
1.3 KiB
C++
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#pragma once
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#include <libremidi/backends/alsa_raw/config.hpp>
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#if __has_include(<alsa/asoundlib.h>)
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#include <alsa/asoundlib.h>
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#else
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extern "C" {
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typedef struct _snd_seq snd_seq_t;
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typedef struct snd_seq_event snd_seq_event_t;
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typedef struct snd_seq_addr
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{
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unsigned char client;
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unsigned char port;
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} snd_seq_addr_t;
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}
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#endif
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namespace libremidi::alsa_seq
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{
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// Possible parameters:
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// - Direct / non-direct output
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// - Timer source used (high resolution, etc)
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// - Timestamping
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// - Tempo, ppq?
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struct poll_parameters
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{
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snd_seq_addr_t addr{};
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std::function<int(const snd_seq_event_t&)> callback;
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};
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struct input_configuration
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{
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using poll_parameters_type = poll_parameters;
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std::string client_name = "libremidi client";
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snd_seq_t* context{};
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std::function<bool(const poll_parameters&)> manual_poll;
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std::function<bool(snd_seq_addr_t)> stop_poll;
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static constexpr int midi_version = 1;
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};
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struct output_configuration
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{
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std::string client_name = "libremidi client";
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snd_seq_t* context{};
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static constexpr int midi_version = 1;
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};
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struct observer_configuration
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{
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std::string client_name = "libremidi client";
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snd_seq_t* context{};
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std::function<bool(const poll_parameters&)> manual_poll;
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std::function<bool(snd_seq_addr_t)> stop_poll;
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static constexpr int midi_version = 1;
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};
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}
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