82 lines
2.8 KiB
C
82 lines
2.8 KiB
C
/*-
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* Copyright (c) 2007, 2008 Edward Tomasz Napierała <trasz@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* ALTHOUGH THIS SOFTWARE IS MADE OF WIN AND SCIENCE, IT IS PROVIDED BY THE
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* AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef SMF_PRIVATE_H
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#define SMF_PRIVATE_H
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#include <stdint.h>
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#include <sys/types.h>
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//#include "config.h"
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//#define SMF_VERSION PACKAGE_VERSION
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/**
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* \file
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*
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* Private header. Applications using libsmf should use smf.h.
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*
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*/
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#if defined(__GNUC__)
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#define ATTRIBUTE_PACKED __attribute__((__packed__))
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#else
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#define ATTRIBUTE_PACKED
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#pragma pack(1)
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#endif
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/** SMF chunk header, used only by smf_load.c and smf_save.c. */
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struct chunk_header_struct {
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char id[4];
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uint32_t length;
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} ATTRIBUTE_PACKED;
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/** SMF chunk, used only by smf_load.c and smf_save.c. */
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struct mthd_chunk_struct {
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struct chunk_header_struct mthd_header;
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uint16_t format;
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uint16_t number_of_tracks;
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uint16_t division;
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} ATTRIBUTE_PACKED;
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#if (!defined __GNUC__)
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#pragma pack()
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#endif
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void smf_track_add_event(smf_track_t *track, smf_event_t *event);
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void smf_init_tempo(smf_t *smf);
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void smf_fini_tempo(smf_t *smf);
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void smf_create_tempo_map_and_compute_seconds(smf_t *smf);
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void maybe_add_to_tempo_map(smf_event_t *event);
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void remove_last_tempo_with_pulses(smf_t *smf, size_t pulses);
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int smf_event_is_tempo_change_or_time_signature(const smf_event_t *event) WARN_UNUSED_RESULT;
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int smf_event_length_is_valid(const smf_event_t *event) WARN_UNUSED_RESULT;
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int is_status_byte(const unsigned char status) WARN_UNUSED_RESULT;
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smf_track_t* smf_find_track_with_next_event (smf_t *smf);
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#endif /* SMF_PRIVATE_H */
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