| /* |
| * GStreamer - SunAudio mixer interface element. |
| * Copyright (C) 2005,2006,2009 Sun Microsystems, Inc., |
| * Brian Cameron <brian.cameron@sun.com> |
| * Copyright (C) 2009 Sun Microsystems, Inc., |
| * Garrett D'Amore <garrett.damore@sun.com> |
| * |
| * 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. |
| */ |
| |
| #ifndef __GST_SUNAUDIO_MIXER_CTRL_H |
| #define __GST_SUNAUDIO_MIXER_CTRL_H |
| |
| #include <sys/audioio.h> |
| |
| #include <gst/gst.h> |
| #include <gst/interfaces/mixer.h> |
| |
| G_BEGIN_DECLS |
| |
| #define GST_SUNAUDIO_MIXER_CTRL(obj) ((GstSunAudioMixerCtrl*)(obj)) |
| |
| typedef struct _GstSunAudioMixerCtrl GstSunAudioMixerCtrl; |
| |
| struct _GstSunAudioMixerCtrl { |
| GList * tracklist; /* list of available tracks */ |
| |
| gint fd; |
| gint mixer_fd; |
| |
| gchar * device; |
| }; |
| |
| GstSunAudioMixerCtrl* gst_sunaudiomixer_ctrl_new (const gchar *device); |
| void gst_sunaudiomixer_ctrl_free (GstSunAudioMixerCtrl *mixer); |
| |
| const GList* gst_sunaudiomixer_ctrl_list_tracks (GstSunAudioMixerCtrl * mixer); |
| void gst_sunaudiomixer_ctrl_set_volume (GstSunAudioMixerCtrl * mixer, |
| GstMixerTrack * track, |
| gint * volumes); |
| void gst_sunaudiomixer_ctrl_get_volume (GstSunAudioMixerCtrl * mixer, |
| GstMixerTrack * track, |
| gint * volumes); |
| void gst_sunaudiomixer_ctrl_set_record (GstSunAudioMixerCtrl * mixer, |
| GstMixerTrack * track, |
| gboolean record); |
| void gst_sunaudiomixer_ctrl_set_mute (GstSunAudioMixerCtrl * mixer, |
| GstMixerTrack * track, |
| gboolean mute); |
| void gst_sunaudiomixer_ctrl_set_option (GstSunAudioMixerCtrl * mixer, |
| GstMixerOptions * options, |
| gchar * value); |
| const gchar * gst_sunaudiomixer_ctrl_get_option (GstSunAudioMixerCtrl * mixer, |
| GstMixerOptions * options); |
| GstMixerFlags gst_sunaudiomixer_ctrl_get_mixer_flags (GstSunAudioMixerCtrl *mixer); |
| |
| #define GST_IMPLEMENT_SUNAUDIO_MIXER_CTRL_METHODS(Type, interface_as_function) \ |
| static gboolean \ |
| interface_as_function ## _supported (Type *this, GType iface_type) \ |
| { \ |
| g_assert (iface_type == GST_TYPE_MIXER); \ |
| \ |
| return (this->mixer != NULL); \ |
| } \ |
| \ |
| static const GList* \ |
| interface_as_function ## _list_tracks (GstMixer * mixer) \ |
| { \ |
| Type *this = (Type*) mixer; \ |
| \ |
| g_return_val_if_fail (this != NULL, NULL); \ |
| g_return_val_if_fail (this->mixer != NULL, NULL); \ |
| \ |
| return gst_sunaudiomixer_ctrl_list_tracks (this->mixer); \ |
| } \ |
| \ |
| static void \ |
| interface_as_function ## _set_volume (GstMixer * mixer, GstMixerTrack * track, \ |
| gint * volumes) \ |
| { \ |
| Type *this = (Type*) mixer; \ |
| \ |
| g_return_if_fail (this != NULL); \ |
| g_return_if_fail (this->mixer != NULL); \ |
| \ |
| gst_sunaudiomixer_ctrl_set_volume (this->mixer, track, volumes); \ |
| } \ |
| \ |
| static void \ |
| interface_as_function ## _get_volume (GstMixer * mixer, GstMixerTrack * track, \ |
| gint * volumes) \ |
| { \ |
| Type *this = (Type*) mixer; \ |
| \ |
| g_return_if_fail (this != NULL); \ |
| g_return_if_fail (this->mixer != NULL); \ |
| \ |
| gst_sunaudiomixer_ctrl_get_volume (this->mixer, track, volumes); \ |
| } \ |
| \ |
| static void \ |
| interface_as_function ## _set_record (GstMixer * mixer, GstMixerTrack * track, \ |
| gboolean record) \ |
| { \ |
| Type *this = (Type*) mixer; \ |
| \ |
| g_return_if_fail (this != NULL); \ |
| g_return_if_fail (this->mixer != NULL); \ |
| \ |
| gst_sunaudiomixer_ctrl_set_record (this->mixer, track, record); \ |
| } \ |
| \ |
| static void \ |
| interface_as_function ## _set_mute (GstMixer * mixer, GstMixerTrack * track, \ |
| gboolean mute) \ |
| { \ |
| Type *this = (Type*) mixer; \ |
| \ |
| g_return_if_fail (this != NULL); \ |
| g_return_if_fail (this->mixer != NULL); \ |
| \ |
| gst_sunaudiomixer_ctrl_set_mute (this->mixer, track, mute); \ |
| } \ |
| \ |
| static const gchar * \ |
| interface_as_function ## _get_option (GstMixer * mixer, GstMixerOptions * opts) \ |
| { \ |
| Type *this = (Type*) mixer; \ |
| \ |
| g_return_val_if_fail (this != NULL, NULL); \ |
| g_return_val_if_fail (this->mixer != NULL, NULL); \ |
| \ |
| return gst_sunaudiomixer_ctrl_get_option (this->mixer, opts); \ |
| } \ |
| \ |
| static void \ |
| interface_as_function ## _set_option (GstMixer * mixer, GstMixerOptions * opts, \ |
| gchar * value) \ |
| { \ |
| Type *this = (Type*) mixer; \ |
| \ |
| g_return_if_fail (this != NULL); \ |
| g_return_if_fail (this->mixer != NULL); \ |
| \ |
| gst_sunaudiomixer_ctrl_set_option (this->mixer, opts, value); \ |
| } \ |
| \ |
| static GstMixerFlags \ |
| interface_as_function ## _get_mixer_flags (GstMixer * mixer) \ |
| { \ |
| Type *this = (Type*) mixer; \ |
| \ |
| g_return_val_if_fail (this != NULL, GST_MIXER_FLAG_NONE); \ |
| g_return_val_if_fail (this->mixer != NULL, GST_MIXER_FLAG_NONE); \ |
| \ |
| return gst_sunaudiomixer_ctrl_get_mixer_flags (this->mixer); \ |
| } \ |
| \ |
| static void \ |
| interface_as_function ## _interface_init (GstMixerInterface * iface) \ |
| { \ |
| GST_MIXER_TYPE (iface) = GST_MIXER_HARDWARE; \ |
| \ |
| /* set up the interface hooks */ \ |
| iface->list_tracks = interface_as_function ## _list_tracks; \ |
| iface->set_volume = interface_as_function ## _set_volume; \ |
| iface->get_volume = interface_as_function ## _get_volume; \ |
| iface->set_mute = interface_as_function ## _set_mute; \ |
| iface->set_record = interface_as_function ## _set_record; \ |
| iface->get_option = interface_as_function ## _get_option; \ |
| iface->set_option = interface_as_function ## _set_option; \ |
| iface->get_mixer_flags = interface_as_function ## _get_mixer_flags; \ |
| } |
| |
| G_END_DECLS |
| |
| #endif |