#endif
#include <stdio.h>
+#include <stdint.h>
#include <glib.h>
#if defined(__GNUC__) && __GNUC__ >= 4
int format;
/** These fields are extracted from "division" field of MThd header. Valid is _either_ ppqn or frames_per_second/resolution. */
- int ppqn;
+ uint16_t ppqn;
int frames_per_second;
int resolution;
int number_of_tracks;
/** These are private fields using only by loading and saving routines. */
FILE *stream;
void *file_buffer;
- int file_buffer_length;
- int next_chunk_offset;
+ size_t file_buffer_length;
+ size_t next_chunk_offset;
int expected_number_of_tracks;
/** Private, used by smf.c. */
/** Describes a single tempo or time signature change. */
struct smf_tempo_struct {
- int time_pulses;
+ size_t time_pulses;
double time_seconds;
int microseconds_per_quarter_note;
int numerator;
smf_t *smf;
int track_number;
- int number_of_events;
+ size_t number_of_events;
/** These are private fields using only by loading and saving routines. */
void *file_buffer;
- int file_buffer_length;
+ size_t file_buffer_length;
int last_status; /* Used for "running status". */
/** Private, used by smf.c. */
/** Offset into buffer, used in parse_next_event(). */
- int next_event_offset;
- int next_event_number;
+ size_t next_event_offset;
+ size_t next_event_number;
/** Absolute time of next event on events_queue. */
- int time_of_next_event;
+ size_t time_of_next_event;
GPtrArray *events_array;
};
smf_track_t *track;
/** Number of this event in the track. Events are numbered consecutively, starting from one. */
- int event_number;
+ size_t event_number;
/** Note that the time fields are invalid, if event is not attached to a track. */
/** Time, in pulses, since the previous event on this track. */
- int delta_time_pulses;
+ int32_t delta_time_pulses;
/** Time, in pulses, since the start of the song. */
- int time_pulses;
+ size_t time_pulses;
/** Time, in seconds, since the start of the song. */
double time_seconds;
int track_number;
/** Pointer to the buffer containing MIDI message. This is freed by smf_event_delete. */
- unsigned char *midi_buffer;
+ uint8_t *midi_buffer;
/** Length of the MIDI message in the buffer, in bytes. */
- int midi_buffer_length;
+ size_t midi_buffer_length;
};
typedef struct smf_event_struct smf_event_t;
void smf_delete(smf_t *smf);
int smf_set_format(smf_t *smf, int format) WARN_UNUSED_RESULT;
-int smf_set_ppqn(smf_t *smf, int format) WARN_UNUSED_RESULT;
+int smf_set_ppqn(smf_t *smf, uint16_t ppqn) WARN_UNUSED_RESULT;
char *smf_decode(const smf_t *smf) WARN_UNUSED_RESULT;
void smf_rewind(smf_t *smf);
int smf_seek_to_seconds(smf_t *smf, double seconds) WARN_UNUSED_RESULT;
-int smf_seek_to_pulses(smf_t *smf, int pulses) WARN_UNUSED_RESULT;
+int smf_seek_to_pulses(smf_t *smf, size_t pulses) WARN_UNUSED_RESULT;
int smf_seek_to_event(smf_t *smf, const smf_event_t *event) WARN_UNUSED_RESULT;
-int smf_get_length_pulses(const smf_t *smf) WARN_UNUSED_RESULT;
+size_t smf_get_length_pulses(const smf_t *smf) WARN_UNUSED_RESULT;
double smf_get_length_seconds(const smf_t *smf) WARN_UNUSED_RESULT;
int smf_event_is_last(const smf_event_t *event) WARN_UNUSED_RESULT;
void smf_track_delete(smf_track_t *track);
smf_event_t *smf_track_get_next_event(smf_track_t *track) WARN_UNUSED_RESULT;
-smf_event_t *smf_track_get_event_by_number(const smf_track_t *track, int event_number) WARN_UNUSED_RESULT;
+smf_event_t *smf_track_get_event_by_number(const smf_track_t *track, size_t event_number) WARN_UNUSED_RESULT;
smf_event_t *smf_track_get_last_event(const smf_track_t *track) WARN_UNUSED_RESULT;
-void smf_track_add_event_delta_pulses(smf_track_t *track, smf_event_t *event, int pulses);
-void smf_track_add_event_pulses(smf_track_t *track, smf_event_t *event, int pulses);
+void smf_track_add_event_delta_pulses(smf_track_t *track, smf_event_t *event, uint32_t delta);
+void smf_track_add_event_pulses(smf_track_t *track, smf_event_t *event, size_t pulses);
void smf_track_add_event_seconds(smf_track_t *track, smf_event_t *event, double seconds);
-int smf_track_add_eot_delta_pulses(smf_track_t *track, int delta) WARN_UNUSED_RESULT;
-int smf_track_add_eot_pulses(smf_track_t *track, int pulses) WARN_UNUSED_RESULT;
+int smf_track_add_eot_delta_pulses(smf_track_t *track, uint32_t delta) WARN_UNUSED_RESULT;
+int smf_track_add_eot_pulses(smf_track_t *track, size_t pulses) WARN_UNUSED_RESULT;
int smf_track_add_eot_seconds(smf_track_t *track, double seconds) WARN_UNUSED_RESULT;
void smf_event_remove_from_track(smf_event_t *event);
/* Routines for manipulating smf_event_t. */
smf_event_t *smf_event_new(void) WARN_UNUSED_RESULT;
-smf_event_t *smf_event_new_from_pointer(void *midi_data, int len) WARN_UNUSED_RESULT;
+smf_event_t *smf_event_new_from_pointer(void *midi_data, size_t len) WARN_UNUSED_RESULT;
smf_event_t *smf_event_new_from_bytes(int first_byte, int second_byte, int third_byte) WARN_UNUSED_RESULT;
smf_event_t *smf_event_new_textual(int type, const char *text);
void smf_event_delete(smf_event_t *event);
/* Routines for loading SMF files. */
smf_t *smf_load(const char *file_name) WARN_UNUSED_RESULT;
-smf_t *smf_load_from_memory(const void *buffer, const int buffer_length) WARN_UNUSED_RESULT;
+smf_t *smf_load_from_memory(const void *buffer, const size_t buffer_length) WARN_UNUSED_RESULT;
/* Routine for writing SMF files. */
int smf_save(smf_t *smf, const char *file_name) WARN_UNUSED_RESULT;
/* Routines for manipulating smf_tempo_t. */
-smf_tempo_t *smf_get_tempo_by_pulses(const smf_t *smf, int pulses) WARN_UNUSED_RESULT;
+smf_tempo_t *smf_get_tempo_by_pulses(const smf_t *smf, size_t pulses) WARN_UNUSED_RESULT;
smf_tempo_t *smf_get_tempo_by_seconds(const smf_t *smf, double seconds) WARN_UNUSED_RESULT;
-smf_tempo_t *smf_get_tempo_by_number(const smf_t *smf, int number) WARN_UNUSED_RESULT;
+smf_tempo_t *smf_get_tempo_by_number(const smf_t *smf, size_t number) WARN_UNUSED_RESULT;
smf_tempo_t *smf_get_last_tempo(const smf_t *smf) WARN_UNUSED_RESULT;
const char *smf_get_version(void) WARN_UNUSED_RESULT;
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