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78 lines
2.3 KiB
78 lines
2.3 KiB
3 years ago
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/*
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Calf Box, an open source musical instrument.
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Copyright (C) 2010-2011 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_WAVEBANK_H
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#define CBOX_WAVEBANK_H
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#include <glib.h>
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#include <sndfile.h>
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#include <tarfile.h>
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#define MAX_INTERPOLATION_ORDER 3
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#define CBOX_WAVEFORM_ERROR cbox_waveform_error_quark()
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enum CboxWaveformError
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{
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CBOX_WAVEFORM_ERROR_FAILED,
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};
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struct cbox_waveform_level
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{
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int16_t *data;
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uint64_t max_rate;
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};
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struct cbox_waveform
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{
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int16_t *data;
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SF_INFO info;
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int id;
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int refcount;
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size_t bytes;
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size_t preloaded_frames;
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gchar *canonical_name;
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gchar *display_name;
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gboolean has_loop;
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uint32_t loop_start, loop_end;
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struct cbox_tarfile *tarfile;
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struct cbox_taritem *taritem;
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struct cbox_tarfile_sndstream sndstream;
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struct cbox_waveform_level *levels;
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int level_count;
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};
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extern struct cbox_command_target cbox_waves_cmd_target;
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extern void cbox_wavebank_init(void);
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extern struct cbox_waveform *cbox_wavebank_get_waveform(const char *context_name, struct cbox_tarfile *tf, const char *sample_dir, const char *filename, GError **error);
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extern struct cbox_waveform *cbox_wavebank_peek_waveform_by_id(int id);
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extern void cbox_wavebank_foreach(void (*cb)(void *user_data, struct cbox_waveform *waveform), void *user_data);
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extern void cbox_wavebank_add_std_waveform(const char *name, float (*getfunc)(float v, void *user_data), void *user_data, int levels);
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extern int cbox_wavebank_get_count(void);
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extern int64_t cbox_wavebank_get_bytes(void);
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extern int64_t cbox_wavebank_get_maxbytes(void);
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extern void cbox_wavebank_close(void);
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extern void cbox_waveform_ref(struct cbox_waveform *waveform);
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extern void cbox_waveform_unref(struct cbox_waveform *waveform);
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#endif
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