mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-30 04:00:37 +00:00
23b9485530
Original commit message from CVS: Patch by: Brian Cameron <brian.cameron at sun dot com> * sys/sunaudio/gstsunaudio.c: * sys/sunaudio/gstsunaudiomixer.c: * sys/sunaudio/gstsunaudiomixer.h: * sys/sunaudio/gstsunaudiomixerctrl.c: * sys/sunaudio/gstsunaudiomixerctrl.h: * sys/sunaudio/gstsunaudiomixertrack.c: * sys/sunaudio/gstsunaudiomixertrack.h: * sys/sunaudio/gstsunaudiosink.c: * sys/sunaudio/gstsunaudiosink.h: * sys/sunaudio/gstsunaudiosrc.c: * sys/sunaudio/gstsunaudiosrc.h: Fix up copyrights (#525860).
99 lines
2.8 KiB
C
99 lines
2.8 KiB
C
/*
|
|
* GStreamer
|
|
* Copyright (C) 2005,2008 Sun Microsystems, Inc.,
|
|
* Brian Cameron <brian.cameron@sun.com>
|
|
*
|
|
* gstsunaudiomixer.c: mixer interface implementation for OSS
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <fcntl.h>
|
|
#include <unistd.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
#include <sys/ioctl.h>
|
|
#include <sys/audioio.h>
|
|
|
|
#include <gst/gst-i18n-plugin.h>
|
|
|
|
#include "gstsunaudiomixertrack.h"
|
|
|
|
#define MASK_BIT_IS_SET(mask, bit) \
|
|
(mask & (1 << bit))
|
|
|
|
G_DEFINE_TYPE (GstSunAudioMixerTrack, gst_sunaudiomixer_track,
|
|
GST_TYPE_MIXER_TRACK)
|
|
|
|
static void
|
|
gst_sunaudiomixer_track_class_init (GstSunAudioMixerTrackClass * klass)
|
|
{
|
|
/* nop */
|
|
}
|
|
|
|
static void
|
|
gst_sunaudiomixer_track_init (GstSunAudioMixerTrack * track)
|
|
{
|
|
track->gain = 0;
|
|
track->balance = AUDIO_MID_BALANCE;
|
|
track->track_num = 0;
|
|
}
|
|
|
|
GstMixerTrack *
|
|
gst_sunaudiomixer_track_new (GstSunAudioTrackType track_num,
|
|
gint max_chans, gint flags)
|
|
{
|
|
const gchar *labels[] = { N_("Volume"), N_("Gain"), N_("Monitor") };
|
|
|
|
GstSunAudioMixerTrack *sunaudiotrack;
|
|
GstMixerTrack *track;
|
|
GObjectClass *klass;
|
|
const gchar *untranslated_label;
|
|
gint volume;
|
|
|
|
if ((guint) track_num < G_N_ELEMENTS (labels))
|
|
untranslated_label = labels[track_num];
|
|
else
|
|
untranslated_label = NULL;
|
|
|
|
/* FIXME: remove this check once we depend on -base >= 0.10.12.1 */
|
|
klass = G_OBJECT_CLASS (g_type_class_ref (GST_TYPE_SUNAUDIO_MIXER_TRACK));
|
|
if (g_object_class_find_property (klass, "untranslated-label")) {
|
|
sunaudiotrack = g_object_new (GST_TYPE_SUNAUDIO_MIXER_TRACK,
|
|
"untranslated-label", untranslated_label, NULL);
|
|
} else {
|
|
sunaudiotrack = g_object_new (GST_TYPE_SUNAUDIO_MIXER_TRACK, NULL);
|
|
}
|
|
g_type_class_unref (klass);
|
|
|
|
track = GST_MIXER_TRACK (sunaudiotrack);
|
|
track->label = g_strdup (_(untranslated_label));
|
|
track->num_channels = max_chans;
|
|
track->flags = flags;
|
|
track->min_volume = 0;
|
|
track->max_volume = 255;
|
|
sunaudiotrack->track_num = track_num;
|
|
sunaudiotrack->gain = (0 & 0xff);
|
|
sunaudiotrack->balance = AUDIO_MID_BALANCE;
|
|
|
|
return track;
|
|
}
|