gboolean
gvc_channel_map_can_balance (const GvcChannelMap *map)
{
g_return_val_if_fail (GVC_IS_CHANNEL_MAP (map), FALSE);
return map->priv->can_balance;
}
/**
* gvc_channel_map_has_position: (skip)
*
* @map:
* @position:
*
* Returns:
*/
gboolean
gvc_channel_map_has_position (const GvcChannelMap *map,
pa_channel_position_t position)
{
g_return_val_if_fail (GVC_IS_CHANNEL_MAP (map), FALSE);
return pa_channel_map_has_position (&(map->priv->pa_map), position);
}
guint
gvc_channel_map_get_num_channels (const GvcChannelMap *map)
{
g_return_val_if_fail (GVC_IS_CHANNEL_MAP (map), 0);
if (!pa_channel_map_valid(&map->priv->pa_map))
return 0;
return map->priv->pa_map.channels;
}
const pa_cvolume *
gvc_channel_map_get_cvolume (const GvcChannelMap *map)
{
g_return_val_if_fail (GVC_IS_CHANNEL_MAP (map), NULL);
if (!pa_channel_map_valid(&map->priv->pa_map))
return NULL;
return &map->priv->pa_volume;
}
const char *
gvc_channel_map_get_mapping (const GvcChannelMap *map)
{
g_return_val_if_fail (GVC_IS_CHANNEL_MAP (map), NULL);
if (!pa_channel_map_valid(&map->priv->pa_map))
return NULL;
return pa_channel_map_to_pretty_name (&map->priv->pa_map);
}
static void
gvc_channel_map_finalize (GObject *object)
{
GvcChannelMap *channel_map;
g_return_if_fail (object != NULL);
g_return_if_fail (GVC_IS_CHANNEL_MAP (object));
channel_map = GVC_CHANNEL_MAP (object);
g_return_if_fail (channel_map->priv != NULL);
G_OBJECT_CLASS (gvc_channel_map_parent_class)->finalize (object);
}
void
gvc_channel_map_volume_changed (GvcChannelMap *map,
const pa_cvolume *cv,
gboolean set)
{
g_return_if_fail (GVC_IS_CHANNEL_MAP (map));
g_return_if_fail (cv != NULL);
g_return_if_fail (pa_cvolume_compatible_with_channel_map(cv, &map->priv->pa_map));
if (pa_cvolume_equal(cv, &map->priv->pa_volume))
return;
map->priv->pa_volume = *cv;
if (map->priv->pa_volume_is_set == FALSE) {
map->priv->pa_volume_is_set = TRUE;
return;
}
g_signal_emit (map, signals[VOLUME_CHANGED], 0, set);
}
const gdouble *
gvc_channel_map_get_volume (GvcChannelMap *map)
{
g_return_val_if_fail (GVC_IS_CHANNEL_MAP (map), NULL);
if (!pa_channel_map_valid(&map->priv->pa_map))
return NULL;
map->priv->extern_volume[VOLUME] = (gdouble) pa_cvolume_max (&map->priv->pa_volume);
if (gvc_channel_map_can_balance (map))
map->priv->extern_volume[BALANCE] = (gdouble) pa_cvolume_get_balance (&map->priv->pa_volume, &map->priv->pa_map);
else
map->priv->extern_volume[BALANCE] = 0;
if (gvc_channel_map_can_fade (map))
map->priv->extern_volume[FADE] = (gdouble) pa_cvolume_get_fade (&map->priv->pa_volume, &map->priv->pa_map);
else
map->priv->extern_volume[FADE] = 0;
if (gvc_channel_map_has_lfe (map))
map->priv->extern_volume[LFE] = (gdouble) pa_cvolume_get_position (&map->priv->pa_volume, &map->priv->pa_map, PA_CHANNEL_POSITION_LFE);
else
map->priv->extern_volume[LFE] = 0;
return map->priv->extern_volume;
}
void
gvc_channel_map_gains_changed (GvcChannelMap *map)
{
g_return_if_fail (GVC_IS_CHANNEL_MAP (map));
g_signal_emit (map, signals[GAINS_CHANGED], 0);
}
pa_channel_position_t *
gvc_channel_map_get_positions (GvcChannelMap *map)
{
g_return_val_if_fail (GVC_IS_CHANNEL_MAP (map), NULL);
return map->priv->positions;
}
gdouble *
gvc_channel_map_get_gains (GvcChannelMap *map)
{
g_return_val_if_fail (GVC_IS_CHANNEL_MAP (map), NULL);
return map->priv->gains;
}
guint
gvc_channel_map_get_num_channels (GvcChannelMap *map)
{
g_return_val_if_fail (GVC_IS_CHANNEL_MAP (map), 0);
return map->priv->num_channels;
}
