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88 lines
3.6 KiB
C
88 lines
3.6 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_SAMPLE_LIST_H__
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#define __IPATCH_SAMPLE_LIST_H__
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#include <glib.h>
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#include <glib-object.h>
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typedef struct _IpatchSampleList IpatchSampleList;
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typedef struct _IpatchSampleListItem IpatchSampleListItem;
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#include <libinstpatch/IpatchSample.h>
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/* Boxed type for sample list and list item */
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#define IPATCH_TYPE_SAMPLE_LIST (ipatch_sample_list_get_type ())
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#define IPATCH_TYPE_SAMPLE_LIST_ITEM (ipatch_sample_list_item_get_type ())
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/**
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* IpatchSampleList:
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*
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* A sample edit list. Allows for non-destructive sample editing by defining
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* new audio samples from one or more audio sample segments.
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*/
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struct _IpatchSampleList
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{
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GList *items; /* list of IpatchSampleListItem structs */
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guint total_size; /* total size of audio data in frames */
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};
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/**
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* IpatchSampleListItem:
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*
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* Defines an audio segment in a #IpatchSampleList.
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*/
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struct _IpatchSampleListItem
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{
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IpatchSample *sample; /* Sample for this segment */
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guint ofs; /* Offset in sample of segment start */
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guint size; /* Size in frames of audio segment */
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guint32 channel : 3; /* Channel to use in sample */
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guint32 reserved : 29;
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};
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GType ipatch_sample_list_get_type(void);
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GType ipatch_sample_list_item_get_type(void);
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IpatchSampleList *ipatch_sample_list_new(void);
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void ipatch_sample_list_free(IpatchSampleList *list);
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IpatchSampleList *ipatch_sample_list_duplicate(IpatchSampleList *list);
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IpatchSampleListItem *ipatch_sample_list_item_new(void);
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IpatchSampleListItem *ipatch_sample_list_item_new_init(IpatchSample *sample,
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guint ofs, guint size,
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guint channel);
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void ipatch_sample_list_item_free(IpatchSampleListItem *item);
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IpatchSampleListItem *ipatch_sample_list_item_duplicate(IpatchSampleListItem *item);
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void ipatch_sample_list_append(IpatchSampleList *list, IpatchSample *sample,
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guint ofs, guint size, guint channel);
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void ipatch_sample_list_prepend(IpatchSampleList *list, IpatchSample *sample,
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guint ofs, guint size, guint channel);
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void ipatch_sample_list_insert_index(IpatchSampleList *list, guint index,
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IpatchSample *sample, guint ofs,
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guint size, guint channel);
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void ipatch_sample_list_insert(IpatchSampleList *list, guint pos,
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IpatchSample *sample, guint ofs,
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guint size, guint channel);
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void ipatch_sample_list_cut(IpatchSampleList *list, guint pos, guint size);
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gboolean ipatch_sample_list_render(IpatchSampleList *list, gpointer buf,
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guint pos, guint frames, int format, GError **err);
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gpointer ipatch_sample_list_render_alloc(IpatchSampleList *list, guint pos, guint size,
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int format, GError **err);
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#endif
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