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142 lines
4.8 KiB
C
142 lines
4.8 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_SF2_SAMPLE_H__
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#define __IPATCH_SF2_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/IpatchItem.h>
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#include <libinstpatch/IpatchSampleData.h>
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#include <libinstpatch/compat.h>
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/* forward type declarations */
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typedef struct _IpatchSF2Sample IpatchSF2Sample;
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typedef struct _IpatchSF2SampleClass IpatchSF2SampleClass;
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#define IPATCH_TYPE_SF2_SAMPLE (ipatch_sf2_sample_get_type ())
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#define IPATCH_SF2_SAMPLE(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), IPATCH_TYPE_SF2_SAMPLE, \
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IpatchSF2Sample))
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#define IPATCH_SF2_SAMPLE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), IPATCH_TYPE_SF2_SAMPLE, \
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IpatchSF2SampleClass))
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#define IPATCH_IS_SF2_SAMPLE(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), IPATCH_TYPE_SF2_SAMPLE))
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#define IPATCH_IS_SF2_SAMPLE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), IPATCH_TYPE_SF2_SAMPLE))
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#define IPATCH_SF2_SAMPLE_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS ((obj), IPATCH_TYPE_SF2_SAMPLE, \
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IpatchSF2SampleClass))
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/* SoundFont sample item */
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struct _IpatchSF2Sample
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{
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IpatchItem parent_instance;
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IpatchSampleData *sample_data; /* sample data object */
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char *name; /* name of sample */
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int rate; /* sample rate */
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guint32 loop_start; /* loop start offset (in samples) */
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guint32 loop_end; /* loop end offset (in samples, first sample
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AFTER loop actually) */
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guint8 root_note; /* root midi note number */
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gint8 fine_tune; /* fine tuning in cents */
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guint8 channel; /* IpatchSF2SampleChannel */
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GWeakRef linked; /* linked sample pointer or NULL */
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};
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struct _IpatchSF2SampleClass
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{
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IpatchItemClass parent_class;
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};
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/* sampletype flag defines */
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/**
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* IpatchSF2SampleChannel:
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* @IPATCH_SF2_SAMPLE_CHANNEL_MONO: Mono sample
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* @IPATCH_SF2_SAMPLE_CHANNEL_LEFT: Left channel of a stereo pair
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* (#IpatchSF2Sample::linked-sample will be set to the right channel)
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* @IPATCH_SF2_SAMPLE_CHANNEL_RIGHT: Right channel of a stereo pair
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* (#IpatchSF2Sample::linked-sample will be set to the left channel)
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*
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* Sample channel orientation.
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*/
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typedef enum
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{
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IPATCH_SF2_SAMPLE_CHANNEL_MONO,
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IPATCH_SF2_SAMPLE_CHANNEL_LEFT,
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IPATCH_SF2_SAMPLE_CHANNEL_RIGHT
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} IpatchSF2SampleChannel;
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/* sample rate and length constraints */
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/**
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* IPATCH_SF2_SAMPLE_RATE_MIN: (skip)
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*/
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#define IPATCH_SF2_SAMPLE_RATE_MIN 400 /* min sample rate (by standard) */
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/**
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* IPATCH_SF2_SAMPLE_RATE_MAX: (skip)
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*/
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#define IPATCH_SF2_SAMPLE_RATE_MAX 50000 /* max rate (by the standard) */
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/**
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* IPATCH_SF2_SAMPLE_LENGTH_MIN: (skip)
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*/
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#define IPATCH_SF2_SAMPLE_LENGTH_MIN 32 /* min length (by the standard) */
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/**
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* IpatchSF2SampleFlags:
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* @IPATCH_SF2_SAMPLE_FLAG_ROM: IpatchItem flag for indicating ROM sample
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*/
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typedef enum
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{
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IPATCH_SF2_SAMPLE_FLAG_ROM = (1 << IPATCH_ITEM_UNUSED_FLAG_SHIFT)
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} IpatchSF2SampleFlags;
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/**
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* IPATCH_SAMPLE_UNUSED_FLAG_SHIFT: (skip)
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*/
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/* we reserve flags for ROM flag and 3 for expansion */
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#define IPATCH_SF2_SAMPLE_UNUSED_FLAG_SHIFT \
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(IPATCH_ITEM_UNUSED_FLAG_SHIFT + 4)
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GType ipatch_sf2_sample_get_type(void);
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IpatchSF2Sample *ipatch_sf2_sample_new(void);
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IpatchSF2Sample *ipatch_sf2_sample_first(IpatchIter *iter);
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IpatchSF2Sample *ipatch_sf2_sample_next(IpatchIter *iter);
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void ipatch_sf2_sample_set_name(IpatchSF2Sample *sample, const char *name);
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char *ipatch_sf2_sample_get_name(IpatchSF2Sample *sample);
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void ipatch_sf2_sample_set_data(IpatchSF2Sample *sample,
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IpatchSampleData *sampledata);
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IpatchSampleData *ipatch_sf2_sample_get_data(IpatchSF2Sample *sample);
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IpatchSampleData *ipatch_sf2_sample_peek_data(IpatchSF2Sample *sample);
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void ipatch_sf2_sample_set_linked(IpatchSF2Sample *sample,
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IpatchSF2Sample *linked);
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IpatchSF2Sample *ipatch_sf2_sample_get_linked(IpatchSF2Sample *sample);
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IpatchSF2Sample *ipatch_sf2_sample_peek_linked(IpatchSF2Sample *sample);
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void ipatch_sf2_sample_set_blank(IpatchSF2Sample *sample);
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#endif
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