zdoom-macos-deps/deps/instpatch/include/libinstpatch-2/libinstpatch/IpatchDLS2Sample.h
2020-12-12 13:44:13 +02:00

140 lines
5 KiB
C

/*
* libInstPatch
* Copyright (C) 1999-2014 Element Green <element@elementsofsound.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; version 2.1
* of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA or on the web at http://www.gnu.org.
*/
#ifndef __IPATCH_DLS2_SAMPLE_H__
#define __IPATCH_DLS2_SAMPLE_H__
#include <stdarg.h>
#include <glib.h>
#include <glib-object.h>
#include <libinstpatch/IpatchDLS2Info.h>
#include <libinstpatch/IpatchItem.h>
#include <libinstpatch/IpatchSampleData.h>
/* forward type declarations */
typedef struct _IpatchDLS2Sample IpatchDLS2Sample;
typedef struct _IpatchDLS2SampleClass IpatchDLS2SampleClass;
typedef struct _IpatchDLS2SampleInfo IpatchDLS2SampleInfo;
#define IPATCH_TYPE_DLS2_SAMPLE (ipatch_dls2_sample_get_type ())
#define IPATCH_DLS2_SAMPLE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), IPATCH_TYPE_DLS2_SAMPLE, \
IpatchDLS2Sample))
#define IPATCH_DLS2_SAMPLE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), IPATCH_TYPE_DLS2_SAMPLE, \
IpatchDLS2SampleClass))
#define IPATCH_IS_DLS2_SAMPLE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), IPATCH_TYPE_DLS2_SAMPLE))
#define IPATCH_IS_DLS2_SAMPLE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), IPATCH_TYPE_DLS2_SAMPLE))
#define IPATCH_DLS2_SAMPLE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), IPATCH_TYPE_DLS2_SAMPLE, \
IpatchDLS2SampleClass))
#define IPATCH_TYPE_DLS2_SAMPLE_INFO (ipatch_dls2_sample_info_get_type ())
/* SoundFont sample item */
struct _IpatchDLS2Sample
{
IpatchItem parent_instance;
int rate; /* sample rate */
IpatchDLS2SampleInfo *sample_info; /* sample data info (optional) */
IpatchDLS2Info *info; /* info string values */
IpatchSampleData *sample_data; /* sample data object */
guint8 *dlid; /* 16 byte unique ID or NULL */
};
struct _IpatchDLS2SampleClass
{
IpatchItemClass parent_class;
};
/* DLS2 sample info, can also be defined in regions */
struct _IpatchDLS2SampleInfo
{
guint8 options; /* IpatchSampleLoopType and IpatchDLS2SampleFlags */
guint8 root_note; /* root MIDI note number */
gint16 fine_tune; /* fine tuning */
gint32 gain; /* gain to apply to sample */
guint32 loop_start; /* loop start offset (in samples) */
guint32 loop_end; /* loop end offset (in samples) */
};
/* default values to initialize static IpatchDLS2SampleInfo with */
#define IPATCH_DLS2_SAMPLE_INFO_INIT { 0, 60, 0, 0, 0, 0 }
/**
* IPATCH_DLS2_SAMPLE_INFO_FIRST_PROPERTY_ID: (skip)
*/
/* since sample info is also used by regions, we define a non-conflicting
property ID here for the first sample info property */
#define IPATCH_DLS2_SAMPLE_INFO_FIRST_PROPERTY_ID 256
/**
* IPATCH_DLS2_SAMPLE_INFO_PROPERTY_COUNT: (skip)
*/
/* count of sample info properties */
#define IPATCH_DLS2_SAMPLE_INFO_PROPERTY_COUNT 7
/* flags crammed into sample info options field */
typedef enum
{
IPATCH_DLS2_SAMPLE_NO_TRUNCATION = 1 << 6,
IPATCH_DLS2_SAMPLE_NO_COMPRESSION = 1 << 7
} IpatchDLS2SampleFlags;
#define IPATCH_DLS2_SAMPLE_LOOP_MASK 0x03
#define IPATCH_DLS2_SAMPLE_FLAGS_MASK 0x0C0
GType ipatch_dls2_sample_get_type(void);
IpatchDLS2Sample *ipatch_dls2_sample_new(void);
IpatchDLS2Sample *ipatch_dls2_sample_first(IpatchIter *iter);
IpatchDLS2Sample *ipatch_dls2_sample_next(IpatchIter *iter);
void ipatch_dls2_sample_set_data(IpatchDLS2Sample *sample,
IpatchSampleData *sampledata);
IpatchSampleData *ipatch_dls2_sample_get_data(IpatchDLS2Sample *sample);
IpatchSampleData *ipatch_dls2_sample_peek_data(IpatchDLS2Sample *sample);
void ipatch_dls2_sample_set_blank(IpatchDLS2Sample *sample);
GType ipatch_dls2_sample_info_get_type(void);
IpatchDLS2SampleInfo *ipatch_dls2_sample_info_new(void);
void ipatch_dls2_sample_info_free(IpatchDLS2SampleInfo *sample_info);
IpatchDLS2SampleInfo *ipatch_dls2_sample_info_duplicate
(IpatchDLS2SampleInfo *sample_info);
void ipatch_dls2_sample_info_init(IpatchDLS2SampleInfo *sample_info);
void ipatch_dls2_sample_info_install_class_properties
(GObjectClass *obj_class);
gboolean ipatch_dls2_sample_info_is_property_id_valid(guint property_id);
gboolean ipatch_dls2_sample_info_set_property
(IpatchDLS2SampleInfo **sample_info, guint property_id,
const GValue *value);
gboolean ipatch_dls2_sample_info_get_property
(IpatchDLS2SampleInfo *sample_info, guint property_id, GValue *value);
void ipatch_dls2_sample_info_notify_changes(IpatchItem *item,
IpatchDLS2SampleInfo *newinfo,
IpatchDLS2SampleInfo *oldinfo);
#endif