From 4ee2559eaaf2a94ac26c265517e9604a72729360 Mon Sep 17 00:00:00 2001 From: Stefano Karapetsas Date: Sun, 11 Dec 2011 13:11:15 +0100 Subject: moved from Mate-Extra --- mate-volume-control/src/gvc-channel-map.h | 81 +++++++++++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 mate-volume-control/src/gvc-channel-map.h (limited to 'mate-volume-control/src/gvc-channel-map.h') diff --git a/mate-volume-control/src/gvc-channel-map.h b/mate-volume-control/src/gvc-channel-map.h new file mode 100644 index 0000000..a149ee3 --- /dev/null +++ b/mate-volume-control/src/gvc-channel-map.h @@ -0,0 +1,81 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- + * + * Copyright (C) 2008 Red Hat, Inc. + * + * This program 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 2 of the License, or + * (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + */ + +#ifndef __GVC_CHANNEL_MAP_H +#define __GVC_CHANNEL_MAP_H + +#include +#include + +G_BEGIN_DECLS + +#define GVC_TYPE_CHANNEL_MAP (gvc_channel_map_get_type ()) +#define GVC_CHANNEL_MAP(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GVC_TYPE_CHANNEL_MAP, GvcChannelMap)) +#define GVC_CHANNEL_MAP_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), GVC_TYPE_CHANNEL_MAP, GvcChannelMapClass)) +#define GVC_IS_CHANNEL_MAP(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GVC_TYPE_CHANNEL_MAP)) +#define GVC_IS_CHANNEL_MAP_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), GVC_TYPE_CHANNEL_MAP)) +#define GVC_CHANNEL_MAP_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GVC_TYPE_CHANNEL_MAP, GvcChannelMapClass)) + +typedef struct GvcChannelMapPrivate GvcChannelMapPrivate; + +typedef struct +{ + GObject parent; + GvcChannelMapPrivate *priv; +} GvcChannelMap; + +typedef struct +{ + GObjectClass parent_class; + void (*volume_changed) (GvcChannelMap *channel_map, gboolean set); +} GvcChannelMapClass; + +enum { + VOLUME, + BALANCE, + FADE, + LFE, +}; + +#define NUM_TYPES LFE + 1 + +GType gvc_channel_map_get_type (void); + +GvcChannelMap * gvc_channel_map_new (void); +GvcChannelMap * gvc_channel_map_new_from_pa_channel_map (const pa_channel_map *map); +guint gvc_channel_map_get_num_channels (const GvcChannelMap *map); +const gdouble * gvc_channel_map_get_volume (GvcChannelMap *map); +gboolean gvc_channel_map_can_balance (const GvcChannelMap *map); +gboolean gvc_channel_map_can_fade (const GvcChannelMap *map); +gboolean gvc_channel_map_has_position (const GvcChannelMap *map, + pa_channel_position_t position); +#define gvc_channel_map_has_lfe(x) gvc_channel_map_has_position (x, PA_CHANNEL_POSITION_LFE) + +void gvc_channel_map_volume_changed (GvcChannelMap *map, + const pa_cvolume *cv, + gboolean set); +const char * gvc_channel_map_get_mapping (const GvcChannelMap *map); + +/* private */ +const pa_cvolume * gvc_channel_map_get_cvolume (const GvcChannelMap *map); +const pa_channel_map * gvc_channel_map_get_pa_channel_map (const GvcChannelMap *map); +G_END_DECLS + +#endif /* __GVC_CHANNEL_MAP_H */ -- cgit v1.2.1