diff options
Diffstat (limited to 'gst-libs/gst/mixer')
| -rw-r--r-- | gst-libs/gst/mixer/Makefile.am | 3 | ||||
| -rw-r--r-- | gst-libs/gst/mixer/mixer-marshal.list | 1 | ||||
| -rw-r--r-- | gst-libs/gst/mixer/mixer.c | 79 | ||||
| -rw-r--r-- | gst-libs/gst/mixer/mixer.h | 22 | ||||
| -rw-r--r-- | gst-libs/gst/mixer/mixeroptions.c | 103 | ||||
| -rw-r--r-- | gst-libs/gst/mixer/mixeroptions.h | 67 |
6 files changed, 265 insertions, 10 deletions
diff --git a/gst-libs/gst/mixer/Makefile.am b/gst-libs/gst/mixer/Makefile.am index a77936c2..e556ab0e 100644 --- a/gst-libs/gst/mixer/Makefile.am +++ b/gst-libs/gst/mixer/Makefile.am @@ -9,6 +9,7 @@ libgstmixerincludedir = \ mixer_headers = \ mixer.h \ + mixeroptions.h \ mixertrack.h built_sources = \ @@ -27,7 +28,9 @@ noinst_LTLIBRARIES = libgstmixer.la libgstmixer_la_SOURCES = \ mixer.c \ + mixeroptions.c \ mixertrack.c + nodist_libgstmixer_la_SOURCES = \ mixer-marshal.h \ $(built_sources) diff --git a/gst-libs/gst/mixer/mixer-marshal.list b/gst-libs/gst/mixer/mixer-marshal.list index ac2cd6b8..3bcfd839 100644 --- a/gst-libs/gst/mixer/mixer-marshal.list +++ b/gst-libs/gst/mixer/mixer-marshal.list @@ -1,2 +1,3 @@ VOID:OBJECT,BOOLEAN VOID:OBJECT,POINTER +VOID:OBJECT,STRING diff --git a/gst-libs/gst/mixer/mixer.c b/gst-libs/gst/mixer/mixer.c index 1db3d6a3..dcae8741 100644 --- a/gst-libs/gst/mixer/mixer.c +++ b/gst-libs/gst/mixer/mixer.c @@ -28,9 +28,10 @@ enum { - MUTE_TOGGLED, - RECORD_TOGGLED, - VOLUME_CHANGED, + SIGNAL_MUTE_TOGGLED, + SIGNAL_RECORD_TOGGLED, + SIGNAL_VOLUME_CHANGED, + SIGNAL_OPTION_CHANGED, LAST_SIGNAL }; @@ -71,27 +72,34 @@ gst_mixer_class_init (GstMixerClass * klass) static gboolean initialized = FALSE; if (!initialized) { - gst_mixer_signals[RECORD_TOGGLED] = + gst_mixer_signals[SIGNAL_RECORD_TOGGLED] = g_signal_new ("record-toggled", GST_TYPE_MIXER, G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstMixerClass, record_toggled), NULL, NULL, gst_mixer_marshal_VOID__OBJECT_BOOLEAN, G_TYPE_NONE, 2, GST_TYPE_MIXER_TRACK, G_TYPE_BOOLEAN); - gst_mixer_signals[MUTE_TOGGLED] = + gst_mixer_signals[SIGNAL_MUTE_TOGGLED] = g_signal_new ("mute-toggled", GST_TYPE_MIXER, G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstMixerClass, mute_toggled), NULL, NULL, gst_mixer_marshal_VOID__OBJECT_BOOLEAN, G_TYPE_NONE, 2, GST_TYPE_MIXER_TRACK, G_TYPE_BOOLEAN); - gst_mixer_signals[VOLUME_CHANGED] = + gst_mixer_signals[SIGNAL_VOLUME_CHANGED] = g_signal_new ("volume-changed", GST_TYPE_MIXER, G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstMixerClass, volume_changed), NULL, NULL, gst_mixer_marshal_VOID__OBJECT_POINTER, G_TYPE_NONE, 2, GST_TYPE_MIXER_TRACK, G_TYPE_POINTER); + gst_mixer_signals[SIGNAL_OPTION_CHANGED] = + g_signal_new ("option-changed", + GST_TYPE_MIXER, G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (GstMixerClass, option_changed), + NULL, NULL, + gst_mixer_marshal_VOID__OBJECT_STRING, G_TYPE_NONE, 2, + GST_TYPE_MIXER_OPTIONS, G_TYPE_STRING); initialized = TRUE; } @@ -104,6 +112,8 @@ gst_mixer_class_init (GstMixerClass * klass) klass->get_volume = NULL; klass->set_mute = NULL; klass->set_record = NULL; + klass->set_option = NULL; + klass->get_option = NULL; } /** @@ -226,11 +236,52 @@ gst_mixer_set_record (GstMixer * mixer, GstMixerTrack * track, gboolean record) } } +/** + * gst_mixer_set_option: + * @mixer: The #GstMixer (a #GstElement) that owns the optionlist. + * @opts: The #GstMixerOptions that we operate on. + * @value: The requested new option value. + * + * Sets a name/value option in the mixer to the requested value. + */ + +void +gst_mixer_set_option (GstMixer * mixer, GstMixerOptions * opts, gchar * value) +{ + GstMixerClass *klass = GST_MIXER_GET_CLASS (mixer); + + if (klass->set_option) { + klass->set_option (mixer, opts, value); + } +} + +/** + * gst_mixer_g_option: + * @mixer: The #GstMixer (a #GstElement) that owns the optionlist. + * @opts: The #GstMixerOptions that we operate on. + * + * Get the current value of a name/value option in the mixer. + * + * Returns: current value of the name/value option. + */ + +const gchar * +gst_mixer_get_option (GstMixer * mixer, GstMixerOptions * opts) +{ + GstMixerClass *klass = GST_MIXER_GET_CLASS (mixer); + + if (klass->get_option) { + return klass->get_option (mixer, opts); + } + + return NULL; +} + void gst_mixer_mute_toggled (GstMixer * mixer, GstMixerTrack * track, gboolean mute) { g_signal_emit (G_OBJECT (mixer), - gst_mixer_signals[MUTE_TOGGLED], 0, track, mute); + gst_mixer_signals[SIGNAL_MUTE_TOGGLED], 0, track, mute); g_signal_emit_by_name (G_OBJECT (track), "mute_toggled", mute); } @@ -240,7 +291,7 @@ gst_mixer_record_toggled (GstMixer * mixer, GstMixerTrack * track, gboolean record) { g_signal_emit (G_OBJECT (mixer), - gst_mixer_signals[RECORD_TOGGLED], 0, track, record); + gst_mixer_signals[SIGNAL_RECORD_TOGGLED], 0, track, record); g_signal_emit_by_name (G_OBJECT (track), "record_toggled", record); } @@ -250,7 +301,17 @@ gst_mixer_volume_changed (GstMixer * mixer, GstMixerTrack * track, gint * volumes) { g_signal_emit (G_OBJECT (mixer), - gst_mixer_signals[VOLUME_CHANGED], 0, track, volumes); + gst_mixer_signals[SIGNAL_VOLUME_CHANGED], 0, track, volumes); g_signal_emit_by_name (G_OBJECT (track), "volume_changed", volumes); } + +void +gst_mixer_option_changed (GstMixer * mixer, + GstMixerOptions * opts, gchar * value) +{ + g_signal_emit (G_OBJECT (mixer), + gst_mixer_signals[SIGNAL_OPTION_CHANGED], 0, opts, value); + + g_signal_emit_by_name (G_OBJECT (opts), "value_changed", value); +} diff --git a/gst-libs/gst/mixer/mixer.h b/gst-libs/gst/mixer/mixer.h index 50ba3fd8..2cb326dc 100644 --- a/gst-libs/gst/mixer/mixer.h +++ b/gst-libs/gst/mixer/mixer.h @@ -23,6 +23,7 @@ #define __GST_MIXER_H__ #include <gst/gst.h> +#include <gst/mixer/mixeroptions.h> #include <gst/mixer/mixertrack.h> #include <gst/mixer/mixer-enumtypes.h> @@ -84,7 +85,18 @@ typedef struct _GstMixerClass { GstMixerTrack *channel, gint *volumes); - gpointer _gst_reserved[GST_PADDING]; + /* use padding */ + void (* set_option) (GstMixer *mixer, + GstMixerOptions *opts, + gchar *value); + const gchar * (* get_option) (GstMixer *mixer, + GstMixerOptions *opts); + + void (* option_changed) (GstMixer *mixer, + GstMixerOptions *opts, + gchar *option); + + gpointer _gst_reserved[GST_PADDING-3]; } GstMixerClass; GType gst_mixer_get_type (void); @@ -103,6 +115,11 @@ void gst_mixer_set_mute (GstMixer *mixer, void gst_mixer_set_record (GstMixer *mixer, GstMixerTrack *track, gboolean record); +void gst_mixer_set_option (GstMixer *mixer, + GstMixerOptions *opts, + gchar *value); +const gchar * gst_mixer_get_option (GstMixer *mixer, + GstMixerOptions *opts); /* trigger signals */ void gst_mixer_mute_toggled (GstMixer *mixer, @@ -114,6 +131,9 @@ void gst_mixer_record_toggled (GstMixer *mixer, void gst_mixer_volume_changed (GstMixer *mixer, GstMixerTrack *track, gint *volumes); +void gst_mixer_option_changed (GstMixer *mixer, + GstMixerOptions *opts, + gchar *value); G_END_DECLS diff --git a/gst-libs/gst/mixer/mixeroptions.c b/gst-libs/gst/mixer/mixeroptions.c new file mode 100644 index 00000000..5e79a414 --- /dev/null +++ b/gst-libs/gst/mixer/mixeroptions.c @@ -0,0 +1,103 @@ +/* GStreamer Mixer + * Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net> + * + * mixeroptions.c: mixer track options 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. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "mixeroptions.h" + +enum +{ + /* FILL ME */ + SIGNAL_OPTION_CHANGED, + LAST_SIGNAL +}; + +static void gst_mixer_options_class_init (GstMixerOptionsClass * klass); +static void gst_mixer_options_init (GstMixerOptions * mixer); +static void gst_mixer_options_dispose (GObject * object); + +static GObjectClass *parent_class = NULL; +static guint signals[LAST_SIGNAL] = { 0 }; + +GType +gst_mixer_options_get_type (void) +{ + static GType gst_mixer_options_type = 0; + + if (!gst_mixer_options_type) { + static const GTypeInfo mixer_options_info = { + sizeof (GstMixerOptionsClass), + NULL, + NULL, + (GClassInitFunc) gst_mixer_options_class_init, + NULL, + NULL, + sizeof (GstMixerOptions), + 0, + (GInstanceInitFunc) gst_mixer_options_init, + NULL + }; + + gst_mixer_options_type = + g_type_register_static (GST_TYPE_MIXER_TRACK, + "GstMixerOptions", &mixer_options_info, 0); + } + + return gst_mixer_options_type; +} + +static void +gst_mixer_options_class_init (GstMixerOptionsClass * klass) +{ + GObjectClass *object_klass = (GObjectClass *) klass; + + parent_class = g_type_class_ref (GST_TYPE_MIXER_TRACK); + + signals[SIGNAL_OPTION_CHANGED] = + g_signal_new ("option_changed", G_TYPE_FROM_CLASS (klass), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (GstMixerOptionsClass, option_changed), + NULL, NULL, g_cclosure_marshal_VOID__STRING, + G_TYPE_NONE, 1, G_TYPE_STRING); + + object_klass->dispose = gst_mixer_options_dispose; +} + +static void +gst_mixer_options_init (GstMixerOptions * channel) +{ + channel->values = NULL; +} + +static void +gst_mixer_options_dispose (GObject * object) +{ + GstMixerOptions *opts = GST_MIXER_OPTIONS (object); + + g_list_foreach (opts->values, (GFunc) g_free, NULL); + g_list_free (opts->values); + opts->values = NULL; + + if (parent_class->dispose) + parent_class->dispose (object); +} diff --git a/gst-libs/gst/mixer/mixeroptions.h b/gst-libs/gst/mixer/mixeroptions.h new file mode 100644 index 00000000..586c9e48 --- /dev/null +++ b/gst-libs/gst/mixer/mixeroptions.h @@ -0,0 +1,67 @@ +/* GStreamer Mixer + * Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net> + * + * mixeroptions.h: mixer track options object + * This should be a subclass of MixerItem, along with MixerOptions, + * but that's not possible because of API/ABI in 0.8.x. FIXME. + * + * 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. + */ + +#ifndef __GST_MIXER_OPTIONS_H__ +#define __GST_MIXER_OPTIONS_H__ + +#include <gst/gst.h> +#include <gst/mixer/mixertrack.h> + +G_BEGIN_DECLS + +#define GST_TYPE_MIXER_OPTIONS \ + (gst_mixer_options_get_type ()) +#define GST_MIXER_OPTIONS(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_MIXER_OPTIONS, \ + GstMixerOptions)) +#define GST_MIXER_OPTIONS_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_MIXER_OPTIONS, \ + GstMixerOptionsClass)) +#define GST_IS_MIXER_OPTIONS(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_MIXER_OPTIONS)) +#define GST_IS_MIXER_OPTIONS_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_MIXER_OPTIONS)) + +typedef struct _GstMixerOptions { + GstMixerTrack parent; + + /* list of strings */ + GList *values; + + gpointer _gst_reserved[GST_PADDING]; +} GstMixerOptions; + +typedef struct _GstMixerOptionsClass { + GstMixerTrackClass parent; + + void (* option_changed) (GstMixerOptions *opts, + gchar *value); + + gpointer _gst_reserved[GST_PADDING]; +} GstMixerOptionsClass; + +GType gst_mixer_options_get_type (void); + +G_END_DECLS + +#endif /* __GST_MIXER_OPTIONS_H__ */ |