| /* |
| * GStreamer SunAudio mixer track implementation |
| * Copyright (C) 2009 Sun Microsystems, Inc., |
| * Brian Cameron <brian.cameron@sun.com> |
| * Garrett D'Amore <garrett.damore@sun.com> |
| * |
| * gstsunaudiomixeroptions.c: Sun Audio mixer options object |
| * |
| * 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., 51 Franklin St, Fifth Floor, |
| * Boston, MA 02110-1301, 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/audio.h> |
| #include <sys/mixer.h> |
| |
| #include <gst/gst-i18n-plugin.h> |
| |
| #include "gstsunaudiomixeroptions.h" |
| #include "gstsunaudiomixertrack.h" |
| |
| GST_DEBUG_CATEGORY_EXTERN (sunaudio_debug); |
| #define GST_CAT_DEFAULT sunaudio_debug |
| |
| static void gst_sunaudiomixer_options_init (GstSunAudioMixerOptions * sun_opts); |
| static void gst_sunaudiomixer_options_class_init (gpointer g_class, |
| gpointer class_data); |
| |
| static GstMixerOptionsClass *parent_class = NULL; |
| |
| GType |
| gst_sunaudiomixer_options_get_type (void) |
| { |
| static GType opts_type = 0; |
| |
| if (!opts_type) { |
| static const GTypeInfo opts_info = { |
| sizeof (GstSunAudioMixerOptionsClass), |
| NULL, |
| NULL, |
| gst_sunaudiomixer_options_class_init, |
| NULL, |
| NULL, |
| sizeof (GstSunAudioMixerOptions), |
| 0, |
| (GInstanceInitFunc) gst_sunaudiomixer_options_init, |
| }; |
| |
| opts_type = |
| g_type_register_static (GST_TYPE_MIXER_OPTIONS, |
| "GstSunAudioMixerOptions", &opts_info, 0); |
| } |
| |
| return opts_type; |
| } |
| |
| static void |
| gst_sunaudiomixer_options_class_init (gpointer g_class, gpointer class_data) |
| { |
| parent_class = g_type_class_peek_parent (g_class); |
| } |
| |
| static void |
| gst_sunaudiomixer_options_init (GstSunAudioMixerOptions * sun_opts) |
| { |
| } |
| |
| GstMixerOptions * |
| gst_sunaudiomixer_options_new (GstSunAudioMixerCtrl * mixer, gint track_num) |
| { |
| GstMixerOptions *opts; |
| GstSunAudioMixerOptions *sun_opts; |
| GstMixerTrack *track; |
| const gchar *label; |
| gint i; |
| struct audio_info audioinfo; |
| |
| if ((mixer == NULL) || (mixer->mixer_fd == -1)) { |
| g_warning ("mixer not initialized"); |
| return NULL; |
| } |
| |
| if (track_num != GST_SUNAUDIO_TRACK_RECSRC) { |
| g_warning ("invalid options track"); |
| return (NULL); |
| } |
| |
| label = N_("Record Source"); |
| |
| opts = g_object_new (GST_TYPE_SUNAUDIO_MIXER_OPTIONS, |
| "untranslated-label", label, NULL); |
| sun_opts = GST_SUNAUDIO_MIXER_OPTIONS (opts); |
| track = GST_MIXER_TRACK (opts); |
| |
| GST_DEBUG_OBJECT (opts, "New mixer options, track %d: %s", |
| track_num, GST_STR_NULL (label)); |
| |
| /* save off names for the record sources */ |
| sun_opts->names[0] = g_quark_from_string (_("Microphone")); |
| sun_opts->names[1] = g_quark_from_string (_("Line In")); |
| sun_opts->names[2] = g_quark_from_string (_("Internal CD")); |
| sun_opts->names[3] = g_quark_from_string (_("SPDIF In")); |
| sun_opts->names[4] = g_quark_from_string (_("AUX 1 In")); |
| sun_opts->names[5] = g_quark_from_string (_("AUX 2 In")); |
| sun_opts->names[6] = g_quark_from_string (_("Codec Loopback")); |
| sun_opts->names[7] = g_quark_from_string (_("SunVTS Loopback")); |
| |
| /* set basic information */ |
| track->label = g_strdup (_(label)); |
| track->num_channels = 0; |
| track->min_volume = 0; |
| track->max_volume = 0; |
| track->flags = |
| GST_MIXER_TRACK_INPUT | GST_MIXER_TRACK_WHITELIST | |
| GST_MIXER_TRACK_NO_RECORD; |
| |
| if (ioctl (mixer->mixer_fd, AUDIO_GETINFO, &audioinfo) < 0) { |
| g_warning ("Error getting audio device settings"); |
| g_object_unref (G_OBJECT (sun_opts)); |
| return NULL; |
| } |
| |
| sun_opts->avail = audioinfo.record.avail_ports; |
| sun_opts->track_num = track_num; |
| |
| for (i = 0; i < 8; i++) { |
| if ((1 << i) & audioinfo.record.avail_ports) { |
| const char *s = g_quark_to_string (sun_opts->names[i]); |
| opts->values = g_list_append (opts->values, g_strdup (s)); |
| GST_DEBUG_OBJECT (opts, "option for track %d: %s", |
| track_num, GST_STR_NULL (s)); |
| } |
| } |
| |
| return opts; |
| } |