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