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Diffstat (limited to 'gst-libs/gst/interfaces/mixertrack.c')
| -rw-r--r-- | gst-libs/gst/interfaces/mixertrack.c | 288 |
1 files changed, 0 insertions, 288 deletions
diff --git a/gst-libs/gst/interfaces/mixertrack.c b/gst-libs/gst/interfaces/mixertrack.c deleted file mode 100644 index 108f7be0..00000000 --- a/gst-libs/gst/interfaces/mixertrack.c +++ /dev/null @@ -1,288 +0,0 @@ -/* GStreamer Mixer - * Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net> - * - * mixertrack.c: mixer track object design - * - * 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. - */ - -/** - * SECTION:gstmixertrack - * @short_description: Basic mixer control object (volume slider, switch) - * @see_also: GstMixer, GstMixerOptions - * - * Basic mixer control object (note that it is a GObject and not a GstObject). - * - * A mixer track represents a single slider control of none, one or more - * channels. A mixer track with no channels is usually interpreted as a - * on/off switch control. - * - * Note the presence of both min_volume and max_volume fields. Applications - * must not assume that min_volume is 0 or max_volume is any particular - * value. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "mixertrack.h" -#if 0 -enum -{ - /* FILL ME */ - SIGNAL_VOLUME_CHANGED, - SIGNAL_RECORD_TOGGLED, - SIGNAL_MUTE_TOGGLED, - LAST_SIGNAL -}; -static guint signals[LAST_SIGNAL] = { 0 }; -#endif - -enum -{ - ARG_0, - ARG_LABEL, - ARG_UNTRANSLATED_LABEL, - ARG_INDEX, - ARG_MIN_VOLUME, - ARG_MAX_VOLUME, - ARG_FLAGS, - ARG_NUM_CHANNELS -}; - -static void gst_mixer_track_class_init (GstMixerTrackClass * klass); -static void gst_mixer_track_init (GstMixerTrack * mixer); -static void gst_mixer_track_dispose (GObject * object); - -static void gst_mixer_track_get_property (GObject * object, guint prop_id, - GValue * value, GParamSpec * pspec); -static void gst_mixer_track_set_property (GObject * object, guint prop_id, - const GValue * value, GParamSpec * pspec); - -static GObjectClass *parent_class = NULL; - -GType -gst_mixer_track_get_type (void) -{ - static GType gst_mixer_track_type = 0; - - if (!gst_mixer_track_type) { - static const GTypeInfo mixer_track_info = { - sizeof (GstMixerTrackClass), - NULL, - NULL, - (GClassInitFunc) gst_mixer_track_class_init, - NULL, - NULL, - sizeof (GstMixerTrack), - 0, - (GInstanceInitFunc) gst_mixer_track_init, - NULL - }; - - gst_mixer_track_type = - g_type_register_static (G_TYPE_OBJECT, - "GstMixerTrack", &mixer_track_info, 0); - } - - return gst_mixer_track_type; -} - -static void -gst_mixer_track_class_init (GstMixerTrackClass * klass) -{ - GObjectClass *object_klass = G_OBJECT_CLASS (klass); - - parent_class = g_type_class_peek_parent (klass); - - object_klass->get_property = gst_mixer_track_get_property; - object_klass->set_property = gst_mixer_track_set_property; - - g_object_class_install_property (object_klass, ARG_LABEL, - g_param_spec_string ("label", "Track label", - "The label assigned to the track (may be translated)", NULL, - G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)); - - /** - * GstMixerTrack:untranslated-label - * - * The untranslated label of the mixer track, if available. Mixer track - * implementations must set this at construct time. Applications may find - * this useful to determine icons for various kind of tracks. However, - * applications mustn't make any assumptions about the naming of tracks, - * the untranslated labels are purely informational and may change. - * - * Since: 0.10.13 - **/ - g_object_class_install_property (object_klass, ARG_UNTRANSLATED_LABEL, - g_param_spec_string ("untranslated-label", "Untranslated track label", - "The untranslated label assigned to the track (since 0.10.13)", - NULL, - G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS)); - - /** - * GstMixerTrack:index - * - * Index of the mixer track, if available. Mixer track implementations - * must set this at construct time. This can be used to discern between - * multiple tracks with identical labels. - * - * Since: 0.10.21 - */ - g_object_class_install_property (object_klass, ARG_INDEX, - g_param_spec_uint ("index", "Index", - "Track index", 0, G_MAXUINT, - 0, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); - - g_object_class_install_property (object_klass, ARG_MIN_VOLUME, - g_param_spec_int ("min-volume", "Minimum volume level", - "The minimum possible volume level", G_MININT, G_MAXINT, - 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)); - - g_object_class_install_property (object_klass, ARG_MAX_VOLUME, - g_param_spec_int ("max-volume", "Maximum volume level", - "The maximum possible volume level", G_MININT, G_MAXINT, - 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)); - - g_object_class_install_property (object_klass, ARG_FLAGS, - g_param_spec_uint ("flags", "Flags", - "Flags indicating the type of mixer track", - 0, G_MAXUINT, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)); - - g_object_class_install_property (object_klass, ARG_NUM_CHANNELS, - g_param_spec_int ("num-channels", "Number of channels", - "The number of channels contained within the track", - 0, G_MAXINT, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)); - -#if 0 - signals[SIGNAL_RECORD_TOGGLED] = - g_signal_new ("record_toggled", G_TYPE_FROM_CLASS (klass), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (GstMixerTrackClass, - record_toggled), - NULL, NULL, g_cclosure_marshal_VOID__BOOLEAN, - G_TYPE_NONE, 1, G_TYPE_BOOLEAN); - signals[SIGNAL_MUTE_TOGGLED] = - g_signal_new ("mute_toggled", G_TYPE_FROM_CLASS (klass), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (GstMixerTrackClass, - mute_toggled), - NULL, NULL, g_cclosure_marshal_VOID__BOOLEAN, - G_TYPE_NONE, 1, G_TYPE_BOOLEAN); - signals[SIGNAL_VOLUME_CHANGED] = - g_signal_new ("volume_changed", G_TYPE_FROM_CLASS (klass), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (GstMixerTrackClass, - volume_changed), - NULL, NULL, g_cclosure_marshal_VOID__POINTER, - G_TYPE_NONE, 1, G_TYPE_POINTER); -#endif - - object_klass->dispose = gst_mixer_track_dispose; -} - -static void -gst_mixer_track_init (GstMixerTrack * mixer_track) -{ - mixer_track->label = NULL; - mixer_track->min_volume = mixer_track->max_volume = 0; - mixer_track->flags = 0; - mixer_track->num_channels = 0; -} - -/* FIXME 0.11: move these as members into the mixer track structure */ -#define MIXER_TRACK_OBJECT_DATA_KEY_UNTRANSLATED_LABEL "gst-mixer-track-ulabel" -#define MIXER_TRACK_OBJECT_DATA_KEY_INDEX "index" - -static void -gst_mixer_track_get_property (GObject * object, guint prop_id, GValue * value, - GParamSpec * pspec) -{ - GstMixerTrack *mixer_track; - - mixer_track = GST_MIXER_TRACK (object); - - switch (prop_id) { - case ARG_LABEL: - g_value_set_string (value, mixer_track->label); - break; - case ARG_UNTRANSLATED_LABEL: - g_value_set_string (value, - (const gchar *) g_object_get_data (G_OBJECT (mixer_track), - MIXER_TRACK_OBJECT_DATA_KEY_UNTRANSLATED_LABEL)); - break; - case ARG_INDEX: - g_value_set_uint (value, - GPOINTER_TO_INT (g_object_get_data (G_OBJECT (mixer_track), - MIXER_TRACK_OBJECT_DATA_KEY_INDEX))); - break; - case ARG_MIN_VOLUME: - g_value_set_int (value, mixer_track->min_volume); - break; - case ARG_MAX_VOLUME: - g_value_set_int (value, mixer_track->max_volume); - break; - case ARG_FLAGS: - g_value_set_uint (value, (guint32) mixer_track->flags); - break; - case ARG_NUM_CHANNELS: - g_value_set_int (value, mixer_track->num_channels); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static void -gst_mixer_track_set_property (GObject * object, guint prop_id, - const GValue * value, GParamSpec * pspec) -{ - GstMixerTrack *mixer_track; - - mixer_track = GST_MIXER_TRACK (object); - - switch (prop_id) { - case ARG_UNTRANSLATED_LABEL: - g_object_set_data_full (G_OBJECT (mixer_track), - MIXER_TRACK_OBJECT_DATA_KEY_UNTRANSLATED_LABEL, - g_value_dup_string (value), (GDestroyNotify) g_free); - break; - case ARG_INDEX: - g_object_set_data (G_OBJECT (mixer_track), - MIXER_TRACK_OBJECT_DATA_KEY_INDEX, - GINT_TO_POINTER (g_value_get_uint (value))); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static void -gst_mixer_track_dispose (GObject * object) -{ - GstMixerTrack *channel = GST_MIXER_TRACK (object); - - if (channel->label) { - g_free (channel->label); - channel->label = NULL; - } - - if (parent_class->dispose) - parent_class->dispose (object); -} |