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authorLennart Poettering <lennart@poettering.net>2006-06-20 19:29:12 +0000
committerLennart Poettering <lennart@poettering.net>2006-06-20 19:29:12 +0000
commitd84317d5a95ac21de8aa673eff64e00e40f82557 (patch)
tree50c8793ea07cf2f5df2eccdce68ead76534ba061 /src/pulsemixer.c
parent4290b897a297e311484f46b1cac2f6b5296a38fe (diff)
rename source files
git-svn-id: file:///home/lennart/svn/public/gst-pulse/trunk@41 bb39ca4e-bce3-0310-b5d4-eea78a553289
Diffstat (limited to 'src/pulsemixer.c')
-rw-r--r--src/pulsemixer.c246
1 files changed, 246 insertions, 0 deletions
diff --git a/src/pulsemixer.c b/src/pulsemixer.c
new file mode 100644
index 0000000..3abba78
--- /dev/null
+++ b/src/pulsemixer.c
@@ -0,0 +1,246 @@
+/* $Id$ */
+
+/***
+ This file is part of gst-pulse.
+
+ gst-pulse is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of the
+ License, or (at your option) any later version.
+
+ gst-pulse 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with gst-pulse; 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 <string.h>
+#include <stdio.h>
+
+#include "pulsemixer.h"
+
+enum {
+ PROP_SERVER = 1,
+ PROP_DEVICE,
+ PROP_DEVICE_NAME
+};
+
+GST_DEBUG_CATEGORY_EXTERN(pulse_debug);
+#define GST_CAT_DEFAULT pulse_debug
+
+static void gst_pulsemixer_set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
+static void gst_pulsemixer_get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
+static void gst_pulsemixer_finalize(GObject *object);
+static GstStateChangeReturn gst_pulsemixer_change_state(GstElement *element, GstStateChange transition);
+
+static void gst_pulsemixer_init_interfaces(GType type);
+
+GST_IMPLEMENT_PULSEMIXER_CTRL_METHODS(GstPolypMixer, gst_pulsemixer)
+GST_IMPLEMENT_PULSEPROBE_METHODS(GstPolypMixer, gst_pulsemixer)
+GST_BOILERPLATE_FULL(GstPolypMixer, gst_pulsemixer, GstElement, GST_TYPE_ELEMENT, gst_pulsemixer_init_interfaces)
+
+static gboolean gst_pulsemixer_interface_supported(GstImplementsInterface* iface, GType interface_type) {
+ GstPolypMixer *this = GST_PULSEMIXER(iface);
+
+ if (interface_type == GST_TYPE_MIXER && this->mixer)
+ return TRUE;
+
+ if (interface_type == GST_TYPE_PROPERTY_PROBE && this->probe)
+ return TRUE;
+
+ return FALSE;
+}
+
+static void gst_pulsemixer_implements_interface_init(GstImplementsInterfaceClass* klass) {
+ klass->supported = gst_pulsemixer_interface_supported;
+}
+
+static void gst_pulsemixer_init_interfaces(GType type) {
+ static const GInterfaceInfo implements_iface_info = {
+ (GInterfaceInitFunc) gst_pulsemixer_implements_interface_init,
+ NULL,
+ NULL,
+ };
+ static const GInterfaceInfo mixer_iface_info = {
+ (GInterfaceInitFunc) gst_pulsemixer_mixer_interface_init,
+ NULL,
+ NULL,
+ };
+ static const GInterfaceInfo probe_iface_info = {
+ (GInterfaceInitFunc) gst_pulsemixer_property_probe_interface_init,
+ NULL,
+ NULL,
+ };
+
+ g_type_add_interface_static(type, GST_TYPE_IMPLEMENTS_INTERFACE, &implements_iface_info);
+ g_type_add_interface_static(type, GST_TYPE_MIXER, &mixer_iface_info);
+ g_type_add_interface_static(type, GST_TYPE_PROPERTY_PROBE, &probe_iface_info);
+}
+
+static void gst_pulsemixer_base_init(gpointer g_class) {
+
+ static const GstElementDetails details =
+ GST_ELEMENT_DETAILS(
+ "PulseAudio Mixer",
+ "Generic/Audio",
+ "Control sound input and output levels for PulseAudio",
+ "Lennart Poettering");
+
+ gst_element_class_set_details(GST_ELEMENT_CLASS(g_class), &details);
+}
+
+static void gst_pulsemixer_class_init(GstPolypMixerClass *g_class) {
+ GstElementClass *gstelement_class = GST_ELEMENT_CLASS(g_class);
+ GObjectClass *gobject_class = G_OBJECT_CLASS(g_class);
+
+ gstelement_class->change_state = GST_DEBUG_FUNCPTR(gst_pulsemixer_change_state);
+
+ gobject_class->finalize = GST_DEBUG_FUNCPTR(gst_pulsemixer_finalize);
+ gobject_class->get_property = GST_DEBUG_FUNCPTR(gst_pulsemixer_get_property);
+ gobject_class->set_property = GST_DEBUG_FUNCPTR(gst_pulsemixer_set_property);
+
+ g_object_class_install_property(
+ gobject_class,
+ PROP_SERVER,
+ g_param_spec_string("server", "Server", "The PulseAudio server to connect to", NULL, G_PARAM_READWRITE));
+
+ g_object_class_install_property(
+ gobject_class,
+ PROP_DEVICE,
+ g_param_spec_string("device", "Sink/Source", "The PulseAudio sink or source to control", NULL, G_PARAM_READWRITE));
+
+ g_object_class_install_property(
+ gobject_class,
+ PROP_DEVICE_NAME,
+ g_param_spec_string("device-name", "Device name", "Human-readable name of the sound device", NULL, G_PARAM_READABLE));
+}
+
+static void gst_pulsemixer_init(GstPolypMixer *this, GstPolypMixerClass *g_class) {
+ this->mixer = NULL;
+ this->server = NULL;
+ this->device = NULL;
+
+ this->probe = gst_pulseprobe_new(G_OBJECT_GET_CLASS(this), PROP_DEVICE, this->device, TRUE, TRUE);
+}
+
+static void gst_pulsemixer_finalize(GObject *object) {
+ GstPolypMixer *this = GST_PULSEMIXER(object);
+
+ g_free(this->server);
+ g_free(this->device);
+
+ if (this->mixer) {
+ gst_pulsemixer_ctrl_free(this->mixer);
+ this->mixer = NULL;
+ }
+
+ if (this->probe) {
+ gst_pulseprobe_free(this->probe);
+ this->probe = NULL;
+ }
+
+ G_OBJECT_CLASS(parent_class)->finalize(object);
+}
+
+static void gst_pulsemixer_set_property(
+ GObject * object,
+ guint prop_id,
+ const GValue * value,
+ GParamSpec * pspec) {
+
+ GstPolypMixer *this = GST_PULSEMIXER(object);
+
+ switch (prop_id) {
+ case PROP_SERVER:
+ g_free(this->server);
+ this->server = g_value_dup_string(value);
+ break;
+
+ case PROP_DEVICE:
+ g_free(this->device);
+ this->device = g_value_dup_string(value);
+
+ if (this->probe)
+ gst_pulseprobe_set_server(this->probe, this->device);
+
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
+ break;
+ }
+}
+
+static void gst_pulsemixer_get_property(
+ GObject * object,
+ guint prop_id,
+ GValue * value,
+ GParamSpec * pspec) {
+
+ GstPolypMixer *this = GST_PULSEMIXER(object);
+
+ switch(prop_id) {
+
+ case PROP_SERVER:
+ g_value_set_string(value, this->server);
+ break;
+
+ case PROP_DEVICE:
+ g_value_set_string(value, this->device);
+ break;
+
+ case PROP_DEVICE_NAME:
+
+ if (this->mixer) {
+ char *t = g_strdup_printf("%s - %s [%s]", this->mixer->type == GST_PULSEMIXER_SINK ? "Playback" : "Capture", this->mixer->description, this->mixer->name);
+ g_value_set_string(value, t);
+ g_free(t);
+ } else
+ g_value_set_string(value, NULL);
+
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
+ break;
+ }
+}
+
+static GstStateChangeReturn gst_pulsemixer_change_state(GstElement *element, GstStateChange transition) {
+ GstPolypMixer *this = GST_PULSEMIXER(element);
+
+ switch (transition) {
+ case GST_STATE_CHANGE_NULL_TO_READY:
+
+ if (!this->mixer)
+ this->mixer = gst_pulsemixer_ctrl_new(this->server, this->device, GST_PULSEMIXER_UNKNOWN);
+
+ break;
+
+ case GST_STATE_CHANGE_READY_TO_NULL:
+
+ if (this->mixer) {
+ gst_pulsemixer_ctrl_free(this->mixer);
+ this->mixer = NULL;
+ }
+
+ break;
+
+ default:
+ ;
+ }
+
+ if (GST_ELEMENT_CLASS(parent_class)->change_state)
+ return GST_ELEMENT_CLASS(parent_class)->change_state(element, transition);
+
+ return GST_STATE_CHANGE_SUCCESS;
+}