1 files changed, 293 insertions, 0 deletions
diff --git a/sys/cdrom/gstcdplayer.c b/sys/cdrom/gstcdplayer.c
new file mode 100644
index 00000000..ddfc823f
--- /dev/null
+++ b/sys/cdrom/gstcdplayer.c
@@ -0,0 +1,293 @@
+/* gstcdplay
+ * Copyright (c) 2002 Charles Schmidt <cbschmid@uiuc.edu> 
+ 
+ * 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.
+ */
+
+#include "gstcdplayer.h"
+#include "gstcdplayer_ioctl.h"
+
+/* props */
+enum {
+	ARG_0,
+	ARG_DEVICE,
+	ARG_NUM_TRACKS,
+	ARG_START_TRACK,
+};
+
+/* signals */
+enum {
+	LAST_SIGNAL,
+};
+
+static void cdplayer_class_init(CDPlayerClass *klass);
+static void cdplayer_init(CDPlayer *cdp);
+static void cdplayer_set_property(GObject *object,guint prop_id,const GValue *value,GParamSpec *spec);
+static void cdplayer_get_property(GObject *object,guint prop_id,GValue *value,GParamSpec *spec);
+static void cdplayer_dispose(GObject *object);
+static GstElementStateReturn cdplayer_change_state(GstElement *element);
+
+static gboolean plugin_init(GModule *module,GstPlugin *plugin);
+
+
+
+static GstElementClass *parent_class;
+/* static guint cdplayer_signals[LAST_SIGNAL] = {0}; */
+
+
+static GstElementDetails cdplayer_details = {
+	"CD Player",
+	"Generic/Bin",
+	"Play CD audio through the CD Drive",
+	VERSION,
+	"Charles Schmidt <cbschmid@uiuc.edu>",
+	"(C) 2002",
+};
+
+
+
+GType cdplayer_get_type(void)
+{
+	static GType cdplayer_type = 0;
+
+	if (!cdplayer_type) {
+		static const GTypeInfo cdplayer_info = {
+			sizeof(CDPlayerClass),
+			NULL,
+			NULL,
+			(GClassInitFunc)cdplayer_class_init,
+			NULL,
+			NULL,
+			sizeof(CDPlayer),
+			0,
+			(GInstanceInitFunc)cdplayer_init,
+			NULL
+		};
+
+		cdplayer_type = g_type_register_static(GST_TYPE_BIN,"CDPlayer",&cdplayer_info,0);
+	}
+
+	return cdplayer_type;
+}
+
+static void cdplayer_class_init(CDPlayerClass *klass)
+{
+	GObjectClass *gobject_klass;
+	GstElementClass *gstelement_klass;
+
+	gobject_klass = (GObjectClass *)klass;
+	gstelement_klass = (GstElementClass *)klass;
+
+	parent_class = g_type_class_ref(gst_bin_get_type());
+
+	gobject_klass->dispose = GST_DEBUG_FUNCPTR(cdplayer_dispose);
+
+	gstelement_klass->change_state = GST_DEBUG_FUNCPTR(cdplayer_change_state);
+
+	g_object_class_install_property(gobject_klass,ARG_DEVICE,g_param_spec_string("device","device","CDROM device",NULL,G_PARAM_READWRITE));
+	g_object_class_install_property(gobject_klass,ARG_NUM_TRACKS,g_param_spec_int("num_tracks","num_tracks","Number of Tracks",G_MININT,G_MAXINT,0,G_PARAM_READABLE));
+	g_object_class_install_property(gobject_klass,ARG_START_TRACK,g_param_spec_int("start_track","start_track","Track to start playback on",1,CDPLAYER_MAX_TRACKS-1,1,G_PARAM_READABLE));
+
+	gobject_klass->set_property = cdplayer_set_property;
+	gobject_klass->get_property = cdplayer_get_property;
+
+	return;
+}
+
+static void cdplayer_init(CDPlayer *cdp)
+{
+	GstScheduler *scheduler;
+
+	cdp->device = g_strdup("/dev/cdrom");
+	cdp->num_tracks = -1;
+	cdp->start_track = 1;
+
+	cdp->paused = FALSE;
+
+	GST_FLAG_SET(cdp,GST_BIN_SELF_SCHEDULABLE);
+
+	scheduler = gst_scheduler_factory_make(NULL,GST_ELEMENT(cdp));
+	g_return_if_fail(scheduler != NULL);
+
+	gst_scheduler_setup(scheduler);
+
+	return;
+}
+
+static void cdplayer_set_property(GObject *object,guint prop_id,const GValue *value,GParamSpec *spec)
+{
+	CDPlayer *cdp;
+
+	g_return_if_fail(GST_IS_CDPLAYER(object));
+
+	cdp = CDPLAYER(object);
+
+	switch (prop_id) {
+		case ARG_DEVICE:
+// FIXME prolly should uhh.. stop it or something
+			if (cdp->device) {
+				g_free(cdp->device);
+			} 
+			
+			cdp->device = g_strdup(g_value_get_string(value));
+			break;
+		case ARG_START_TRACK:
+// FIXME prolly should uhh.. restart play, i guess... or something whatever
+			cdp->start_track = g_value_get_int(value);
+			break;
+		default:
+			break;
+	}
+
+	return;
+}
+
+
+static void cdplayer_get_property(GObject *object,guint prop_id,GValue *value,GParamSpec *spec)
+{
+	CDPlayer *cdp;
+
+	g_return_if_fail(GST_IS_CDPLAYER(object));
+
+	cdp = CDPLAYER(object);
+
+	switch (prop_id) {
+		case ARG_DEVICE:
+			g_value_set_string(value,cdp->device);
+			break;
+		case ARG_NUM_TRACKS:
+			g_value_set_int(value,cdp->num_tracks);
+			break;
+		case ARG_START_TRACK:
+			g_value_set_int(value,cdp->start_track);
+			break;
+		default:
+			break;
+	}
+
+	return;
+}
+
+static void cdplayer_dispose(GObject *object)
+{
+	CDPlayer *cdp;
+
+	g_return_if_fail(GST_IS_CDPLAYER(object));
+
+	cdp = CDPLAYER(object);
+
+	G_OBJECT_CLASS(parent_class)->dispose(object);
+
+	g_free(cdp->device);
+
+	if (GST_ELEMENT_SCHED(cdp)) {
+		gst_scheduler_reset(GST_ELEMENT_SCHED(cdp));
+		gst_object_unref(GST_OBJECT(GST_ELEMENT_SCHED(cdp)));
+		GST_ELEMENT_SCHED(cdp) = NULL;
+	}
+
+	return;
+}
+
+static GstElementStateReturn cdplayer_change_state(GstElement *element)
+{
+	CDPlayer *cdp;
+	GstElementState state = GST_STATE(element);
+	GstElementState pending = GST_STATE_PENDING(element);
+
+	g_return_val_if_fail(GST_IS_CDPLAYER(element),GST_STATE_FAILURE);
+
+	cdp = CDPLAYER(element);
+
+	switch (pending) {
+		case GST_STATE_READY:
+			if (state != GST_STATE_PAUSED) {
+				if (cd_init(CDPLAYER_CD(cdp),cdp->device) == FALSE) {
+					return GST_STATE_FAILURE;
+				}
+				cdp->num_tracks = cdp->cd.num_tracks;
+			}
+			break;
+		case GST_STATE_PAUSED:
+			/* ready->paused is not useful */
+			if (state != GST_STATE_READY) {
+				if (cd_pause(CDPLAYER_CD(cdp)) == FALSE) {
+					return GST_STATE_FAILURE;
+				}
+
+				cdp->paused = TRUE;
+			}
+
+			break;
+		case GST_STATE_PLAYING:
+			if (cdp->paused == TRUE) {
+				if (cd_resume(CDPLAYER_CD(cdp)) == FALSE) {
+					return GST_STATE_FAILURE;
+				}
+
+				cdp->paused = FALSE;
+			} else {
+				if (cd_start(CDPLAYER_CD(cdp),cdp->start_track) == FALSE) {
+					return GST_STATE_FAILURE;
+				}
+			}
+
+			break;
+		case GST_STATE_NULL:
+			/* stop & close fd */
+			if (cd_stop(CDPLAYER_CD(cdp)) == FALSE || cd_close(CDPLAYER_CD(cdp)) == FALSE) {
+				return GST_STATE_FAILURE;
+			}
+
+			break;
+		default:
+			break;
+	}
+
+	GST_STATE(element) = GST_STATE_PENDING(element);
+	GST_STATE_PENDING(element) = GST_STATE_VOID_PENDING;
+
+	if (GST_ELEMENT_CLASS(parent_class)->change_state) {
+		return GST_ELEMENT_CLASS(parent_class)->change_state(element);
+	}
+
+	return GST_STATE_SUCCESS;
+}
+
+
+static gboolean plugin_init(GModule *module,GstPlugin *plugin)
+{
+	GstElementFactory *factory;
+
+	factory = gst_element_factory_new("cdplayer",GST_TYPE_CDPLAYER,&cdplayer_details);
+	g_return_val_if_fail(factory != NULL,FALSE);
+	gst_plugin_add_feature(plugin,GST_PLUGIN_FEATURE(factory));
+
+	gst_plugin_set_longname(plugin,"CD Player");
+	
+	return TRUE;
+
+}
+
+GstPluginDesc plugin_desc = {
+    GST_VERSION_MAJOR,
+    GST_VERSION_MINOR,
+    "cdplayer",
+    plugin_init
+};
+
+	
+