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195 lines
7.4 KiB
195 lines
7.4 KiB
5 years ago
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/*
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Calf Box, an open source musical instrument.
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Copyright (C) 2010 Krzysztof Foltman
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef CBOX_IO_H
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#define CBOX_IO_H
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#include <glib.h>
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#include "config.h"
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#if USE_JACK
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#include <jack/jack.h>
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#endif
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#include "dspmath.h"
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#include "dom.h"
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#include "ioenv.h"
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#include "master.h"
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#include "mididest.h"
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#include "recsrc.h"
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struct cbox_io;
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struct cbox_io_callbacks;
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struct cbox_recording_source;
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struct cbox_meter;
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struct cbox_midi_buffer;
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struct cbox_scene;
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struct cbox_open_params
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{
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};
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struct cbox_io_impl
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{
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struct cbox_io *pio;
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int (*getsampleratefunc)(struct cbox_io_impl *ioi);
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gboolean (*startfunc)(struct cbox_io_impl *ioi, struct cbox_command_target *fb, GError **error);
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gboolean (*stopfunc)(struct cbox_io_impl *ioi, GError **error);
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gboolean (*cyclefunc)(struct cbox_io_impl *ioi, struct cbox_command_target *fb, GError **error);
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gboolean (*getstatusfunc)(struct cbox_io_impl *ioi, GError **error);
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void (*pollfunc)(struct cbox_io_impl *ioi, struct cbox_command_target *fb);
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int (*getmidifunc)(struct cbox_io_impl *ioi, struct cbox_midi_buffer *destination);
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struct cbox_midi_output *(*createmidioutfunc)(struct cbox_io_impl *ioi, const char *name, GError **error);
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void (*destroymidioutfunc)(struct cbox_io_impl *ioi, struct cbox_midi_output *midiout);
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struct cbox_midi_input *(*createmidiinfunc)(struct cbox_io_impl *ioi, const char *name, GError **error);
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void (*destroymidiinfunc)(struct cbox_io_impl *ioi, struct cbox_midi_input *midiout);
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void (*updatemidiinroutingfunc)(struct cbox_io_impl *ioi);
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struct cbox_audio_output *(*createaudiooutfunc)(struct cbox_io_impl *ioi, const char *name, GError **error);
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void (*destroyaudiooutfunc)(struct cbox_io_impl *ioi, struct cbox_audio_output *audioout);
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void (*controltransportfunc)(struct cbox_io_impl *ioi, gboolean roll, uint32_t pos); // (uint32_t)-1 if no change
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gboolean (*getsynccompletedfunc)(struct cbox_io_impl *ioi);
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void (*destroyfunc)(struct cbox_io_impl *ioi);
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};
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struct cbox_io
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{
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struct cbox_io_impl *impl;
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struct cbox_command_target cmd_target;
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float **input_buffers; // only valid inside jack_rt_process
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float **output_buffers; // only valid inside jack_rt_process
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struct cbox_io_env io_env;
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struct cbox_io_callbacks *cb;
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GSList *midi_inputs;
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GSList *midi_outputs;
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GSList *audio_outputs;
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uint32_t free_running_frame_counter;
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};
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enum cbox_transport_state
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{
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ts_stopping,
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ts_stopped,
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ts_starting,
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ts_rolling,
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};
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struct cbox_transport_position
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{
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uint32_t bar;
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uint32_t beat;
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uint32_t tick;
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uint32_t offset;
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double tempo;
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double ticks_per_beat;
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double bar_start_tick;
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uint32_t timesig_num;
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uint32_t timesig_denom;
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};
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struct cbox_io_callbacks
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{
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void *user_data;
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void (*process)(void *user_data, struct cbox_io *io, uint32_t nframes);
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void (*on_started)(void *user_data);
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void (*on_stopped)(void *user_data);
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void (*on_disconnected)(void *user_data);
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void (*on_reconnected)(void *user_data);
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void (*on_midi_inputs_changed)(void *user_data);
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void (*on_midi_outputs_changed)(void *user_data);
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void (*on_audio_outputs_changed)(void *user_data);
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gboolean (*on_transport_sync)(void *user_data, enum cbox_transport_state state, uint32_t frame);
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void (*get_transport_data)(void *user_data, gboolean explicit_pos, uint32_t time_samples, struct cbox_transport_position *tp);
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gboolean (*on_tempo_sync)(void *user_data, double beats_per_minute);
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};
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struct cbox_midi_input
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{
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gchar *name;
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struct cbox_uuid uuid;
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struct cbox_midi_buffer buffer;
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gboolean removing;
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gboolean output_set;
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struct cbox_uuid output;
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gboolean enable_appsink;
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struct cbox_midi_appsink appsink;
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};
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struct cbox_midi_output
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{
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gchar *name;
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struct cbox_uuid uuid;
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struct cbox_midi_buffer buffer;
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struct cbox_midi_merger merger;
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// This is set if the output is in process of being removed and should not
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// be used for output.
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gboolean removing;
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};
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struct cbox_audio_output
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{
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gchar *name;
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struct cbox_uuid uuid;
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// This is set if the output is in process of being removed and should not
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// be used for output.
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gboolean removing;
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float *buffer;
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uint32_t users;
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};
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struct cbox_audio_output_router
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{
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struct cbox_recorder recorder;
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struct cbox_recording_source *source;
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struct cbox_audio_output *left, *right;
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struct cbox_gain gain;
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int attached;
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};
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extern gboolean cbox_io_init(struct cbox_io *io, struct cbox_open_params *const params, struct cbox_command_target *fb, GError **error);
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#if USE_JACK
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extern gboolean cbox_io_init_jack(struct cbox_io *io, struct cbox_open_params *const params, struct cbox_command_target *fb, GError **error);
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#endif
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extern gboolean cbox_io_init_usb(struct cbox_io *io, struct cbox_open_params *const params, struct cbox_command_target *fb, GError **error);
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extern int cbox_io_start(struct cbox_io *io, struct cbox_io_callbacks *cb, struct cbox_command_target *fb);
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extern int cbox_io_stop(struct cbox_io *io);
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extern int cbox_io_get_sample_rate(struct cbox_io *io);
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extern int cbox_io_get_midi_data(struct cbox_io *io, struct cbox_midi_buffer *destination);
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extern gboolean cbox_io_get_disconnect_status(struct cbox_io *io, GError **error);
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extern gboolean cbox_io_cycle(struct cbox_io *io, struct cbox_command_target *fb, GError **error);
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extern void cbox_io_poll_ports(struct cbox_io *io, struct cbox_command_target *fb);
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extern struct cbox_midi_input *cbox_io_get_midi_input(struct cbox_io *io, const char *name, const struct cbox_uuid *uuid);
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extern struct cbox_midi_output *cbox_io_get_midi_output(struct cbox_io *io, const char *name, const struct cbox_uuid *uuid);
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extern struct cbox_audio_output *cbox_io_get_audio_output(struct cbox_io *io, const char *name, const struct cbox_uuid *uuid);
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extern struct cbox_audio_output *cbox_io_get_audio_output_by_uuid_string(struct cbox_io *io, const char *uuidstr, GError **error);
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extern struct cbox_midi_output *cbox_io_create_midi_output(struct cbox_io *io, const char *name, GError **error);
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extern void cbox_io_destroy_midi_output(struct cbox_io *io, struct cbox_midi_output *midiout);
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extern struct cbox_audio_output *cbox_io_create_audio_output(struct cbox_io *io, const char *name, GError **error);
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extern gboolean cbox_io_destroy_audio_output(struct cbox_io *io, struct cbox_audio_output *audioout, GError **error);
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extern struct cbox_midi_input *cbox_io_create_midi_input(struct cbox_io *io, const char *name, GError **error);
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extern void cbox_io_destroy_midi_input(struct cbox_io *io, struct cbox_midi_input *midiin);
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extern void cbox_io_destroy_all_midi_ports(struct cbox_io *io);
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extern gboolean cbox_io_process_cmd(struct cbox_io *io, struct cbox_command_target *fb, struct cbox_osc_command *cmd, GError **error, gboolean *cmd_handled);
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extern void cbox_io_close(struct cbox_io *io);
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extern const char *cbox_io_section;
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#endif
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