From c2880b1c6d93d061a8895e620ecea3406e65ed6d Mon Sep 17 00:00:00 2001
From: Andy Wingo <wingo@pobox.com>
Date: Tue, 2 Jul 2002 23:35:07 +0000
Subject: [PATCH] make jack work in all its full duplex glory

Original commit message from CVS:
make jack work in all its full duplex glory
---
 ext/jack/gstjack.c    | 26 ++++++++++++++++++++++----
 ext/jack/gstjackbin.c |  8 ++++----
 2 files changed, 26 insertions(+), 8 deletions(-)

diff --git a/ext/jack/gstjack.c b/ext/jack/gstjack.c
index 9311ff5..c86f856 100644
--- a/ext/jack/gstjack.c
+++ b/ext/jack/gstjack.c
@@ -64,6 +64,7 @@ static GstElementDetails gst_jack_src_details = {
 };
 
 
+static GHashTable *port_name_counts = NULL;
 static GstElementClass *parent_class = NULL;
 
 static void gst_jack_init(GstJack *this);
@@ -188,6 +189,7 @@ gst_jack_class_init(GstJackClass *klass)
 {
     GObjectClass *object_class;
     GstElementClass *element_class;
+    gchar *prefix;
     
     object_class = (GObjectClass *)klass;
     element_class = (GstElementClass *)klass;
@@ -198,10 +200,15 @@ gst_jack_class_init(GstJackClass *klass)
     object_class->get_property = gst_jack_get_property;
     object_class->set_property = gst_jack_set_property;
     
+    if (GST_IS_JACK_SINK_CLASS (klass))
+        prefix = "gst-out-";
+    else
+        prefix = "gst-in-";
+    
     g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_PORT_NAME_PREFIX,
                                     g_param_spec_string("port-name-prefix","Port name prefix",
                                                         "String to prepend to jack port names",
-                                                        "gst-",
+                                                        prefix,
                                                         G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 
     element_class->change_state = gst_jack_change_state;
@@ -230,6 +237,7 @@ gst_jack_request_new_pad (GstElement *element, GstPadTemplate *templ, const gcha
     gchar *newname;
     GList *l, **pad_list;
     GstJackPad *pad;
+    gint count;
     
     g_return_val_if_fail ((this = GST_JACK (element)), NULL);
     
@@ -238,7 +246,7 @@ gst_jack_request_new_pad (GstElement *element, GstPadTemplate *templ, const gcha
     else if (this->direction == GST_PAD_SRC)
         pad_list = &this->bin->src_pads;
     else
-        pad_list = &this->bin->src_pads;
+        pad_list = &this->bin->sink_pads;
     
     if (name) {
         l = *pad_list;
@@ -251,12 +259,22 @@ gst_jack_request_new_pad (GstElement *element, GstPadTemplate *templ, const gcha
         }
         newname = g_strdup (name);
     } else {
-        newname = g_strdup ("alsa_pcm:out_1");
+        if (this->direction == GST_PAD_SINK)
+            newname = g_strdup ("alsa_pcm:out_1");
+        else
+            newname = g_strdup ("alsa_pcm:in_1");
     }
     
     pad = g_new0(GstJackPad, 1);
     
-    pad->name = g_strdup_printf ("%s%d", this->port_name_prefix, 1); /* fixme :) */
+    if (!port_name_counts)
+        port_name_counts = g_hash_table_new (g_str_hash, g_str_equal);
+
+    count = GPOINTER_TO_INT (g_hash_table_lookup (port_name_counts, this->port_name_prefix));
+    g_hash_table_insert (port_name_counts, g_strdup (this->port_name_prefix), GINT_TO_POINTER (count+1));
+
+    pad->name = g_strdup_printf ("%s%d", this->port_name_prefix, count);
+
     pad->peer_name = newname;
     pad->pad = gst_pad_new_from_template (templ, newname);
     gst_element_add_pad (GST_ELEMENT (this), pad->pad);
diff --git a/ext/jack/gstjackbin.c b/ext/jack/gstjackbin.c
index 5aee292..64aab49 100644
--- a/ext/jack/gstjackbin.c
+++ b/ext/jack/gstjackbin.c
@@ -160,14 +160,14 @@ gst_jack_bin_change_state (GstElement *element)
             l = this->src_pads;
             while (l) {
                 pad = GST_JACK_PAD (l);
-                g_message ("jack: registering pad %s:%s", pad->name, pad->peer_name);
+                g_message ("jack: registering output port %s (peer %s)", pad->name, pad->peer_name);
                 pad->port = jack_port_register (this->client, pad->name, JACK_DEFAULT_AUDIO_TYPE, JackPortIsInput|JackPortIsTerminal, 0);
                 l = g_list_next (l);
             }
             l = this->sink_pads;
             while (l) {
                 pad = GST_JACK_PAD (l);
-                g_message ("jack: registering pad %s:%s", pad->name, pad->peer_name);
+                g_message ("jack: registering input port %s (peer %s)", pad->name, pad->peer_name);
                 pad->port = jack_port_register (this->client, pad->name, JACK_DEFAULT_AUDIO_TYPE, JackPortIsOutput|JackPortIsTerminal, 0);
                 l = g_list_next (l);
             }
@@ -186,7 +186,7 @@ gst_jack_bin_change_state (GstElement *element)
                 pad = GST_JACK_PAD (l);
                 g_message ("connecting gst jack port %s to jack port %s", jack_port_name (pad->port), pad->peer_name);
                 if (jack_connect (this->client, jack_port_name (pad->port), pad->peer_name)) {
-                    g_warning ("could not connect %s and %s", pad->peer_name, jack_port_name (pad->port));
+                    g_warning ("jack: could not connect %s and %s", pad->peer_name, jack_port_name (pad->port));
                     return GST_STATE_FAILURE;
                 }
                 l = g_list_next (l);
@@ -196,7 +196,7 @@ gst_jack_bin_change_state (GstElement *element)
                 pad = GST_JACK_PAD (l);
                 g_message ("connecting gst jack port %s to jack port %s", jack_port_name (pad->port), pad->peer_name);
                 if (jack_connect (this->client, jack_port_name (pad->port), pad->peer_name)) {
-                    g_warning ("could not connect %s and %s", pad->peer_name, jack_port_name (pad->port));
+                    g_warning ("jack: could not connect %s and %s", pad->peer_name, jack_port_name (pad->port));
                     return GST_STATE_FAILURE;
                 }
                 l = g_list_next (l);
-- 
2.7.4