/usr/include/ags/audio/ags_playable.h is in libags-audio-dev 1.4.24-1ubuntu2.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 | /* GSequencer - Advanced GTK Sequencer
* Copyright (C) 2005-2015 Joël Krähemann
*
* This file is part of GSequencer.
*
* GSequencer is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GSequencer 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GSequencer. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __AGS_PLAYABLE_H__
#define __AGS_PLAYABLE_H__
#include <glib.h>
#include <glib-object.h>
#define AGS_TYPE_PLAYABLE (ags_playable_get_type())
#define AGS_PLAYABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), AGS_TYPE_PLAYABLE, AgsPlayable))
#define AGS_PLAYABLE_INTERFACE(vtable) (G_TYPE_CHECK_CLASS_CAST((vtable), AGS_TYPE_PLAYABLE, AgsPlayableInterface))
#define AGS_IS_PLAYABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), AGS_TYPE_PLAYABLE))
#define AGS_IS_PLAYABLE_INTERFACE(vtable) (G_TYPE_CHECK_CLASS_TYPE((vtable), AGS_TYPE_PLAYABLE))
#define AGS_PLAYABLE_GET_INTERFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE((obj), AGS_TYPE_PLAYABLE, AgsPlayableInterface))
typedef struct _AgsPlayable AgsPlayable;
typedef struct _AgsPlayableInterface AgsPlayableInterface;
#define AGS_PLAYABLE_ERROR (ags_playable_error_quark())
typedef enum{
AGS_PLAYABLE_ERROR_NO_SUCH_LEVEL,
AGS_PLAYABLE_ERROR_NO_SAMPLE,
}AgsPlayableError;
struct _AgsPlayableInterface
{
GTypeInterface ginterface;
gboolean (*open)(AgsPlayable *playable, gchar *name);
gboolean (*rw_open)(AgsPlayable *playable, gchar *name,
gboolean create,
guint samplerate, guint channels,
guint frames,
guint format);
/* these functions are especially for soundfonts */
guint (*level_count)(AgsPlayable *playable);
guint (*nth_level)(AgsPlayable *playable);
gchar* (*selected_level)(AgsPlayable *playable);
gchar** (*sublevel_names)(AgsPlayable *playable);
void (*level_select)(AgsPlayable *playable,
guint nth_level, gchar *sublevel_name,
GError **error);
void (*level_up)(AgsPlayable *playable,
guint levels,
GError **error);
void (*iter_start)(AgsPlayable *playable);
gboolean (*iter_next)(AgsPlayable *playable);
/* read sample data */
void (*info)(AgsPlayable *playable,
guint *channels, guint *frames,
guint *loop_start, guint *loop_end,
GError **error);
guint (*get_samplerate)(AgsPlayable *playable);
guint (*get_format)(AgsPlayable *playable);
double* (*read)(AgsPlayable *playable,
guint channel,
GError **error);
int* (*read_int)(AgsPlayable *playable,
guint channel,
GError **error);
/* write sample data */
void (*write)(AgsPlayable *playable,
double *buffer, guint buffer_length);
void (*write_int)(AgsPlayable *playable,
int *buffer, guint buffer_length);
void (*flush)(AgsPlayable *playable);
/* position */
void (*seek)(AgsPlayable *playable,
guint frames, gint whence);
/* close */
void (*close)(AgsPlayable *playable);
};
GType ags_playable_get_type();
GQuark ags_playable_error_quark();
gboolean ags_playable_open(AgsPlayable *playable, gchar *name);
gboolean ags_playable_rw_open(AgsPlayable *playable, gchar *name,
gboolean create,
guint samplerate, guint channels,
guint frames,
guint format);
guint ags_playable_level_count(AgsPlayable *playable);
guint ags_playable_nth_level(AgsPlayable *playable);
gchar* ags_playable_selected_level(AgsPlayable *playable);
gchar** ags_playable_sublevel_names(AgsPlayable *playable);
void ags_playable_level_select(AgsPlayable *playable,
guint nth_level, gchar *sublevel_name,
GError **error);
void ags_playable_level_up(AgsPlayable *playable, guint levels, GError **error);
void ags_playable_iter_start(AgsPlayable *playable);
gboolean ags_playable_iter_next(AgsPlayable *playable);
void ags_playable_info(AgsPlayable *playable,
guint *channels, guint *frames,
guint *loop_start, guint *loop_end,
GError **error);
guint ags_playable_get_samplerate(AgsPlayable *playable);
guint ags_playable_get_format(AgsPlayable *playable);
double* ags_playable_read(AgsPlayable *playable,
guint channel,
GError **error);
int* ags_playable_read_int(AgsPlayable *playable,
guint channel,
GError **error);
void ags_playable_write(AgsPlayable *playable,
double *buffer, guint buffer_length);
void ags_playable_flush(AgsPlayable *playable);
void ags_playable_seek(AgsPlayable *playable,
guint frames, gint whence);
void ags_playable_close(AgsPlayable *playable);
GList* ags_playable_read_audio_signal(AgsPlayable *playable,
GObject *soundcard,
guint start_channel, guint channels_to_read);
#endif /*__AGS_PLAYABLE_H__*/
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