Gsmdec ported to 0.9. Tested with filesrc ! gsmdec ! alsasink and osssink.

Original commit message from CVS:
Gsmdec ported to 0.9. Tested with filesrc ! gsmdec ! alsasink and osssink.

5 files changed, 72 insertions, 84 deletions

diff --git a/ChangeLog b/ChangeLog
index 4285027c..21d40233 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+2005-09-23  Edgard Lima  <edgard.lima@indt.org.br>
+
+	* ext/gsm/Makefile.am:
+	* ext/gsm/gstgsm.c:
+	* ext/gsm/gstgsmdec.c:
+	* PORTED_09:
+	Gsmdec ported to 0.9.
+
+
+
+
 2005-09-22  Arwed v. Merkatz  <v.merkatz@gmx.net>
 
 	* configure.ac:
diff --git a/PORTED_09 b/PORTED_09
index cf067bcb..569cb7b3 100644
--- a/PORTED_09
+++ b/PORTED_09
@@ -1,6 +1,7 @@
 When porting a plugin start with 0.8 CVS head, not the old code in this module. There are many bugfixes which have gone into 0.8 which you want to keep.
 
 List of ported plugins (update when you commit a ported plugin):
+gsmdec  (alima)
 sdl     (alima)
 speed   (fcarvalho)
 gsmenc  (fcarvalho)
diff --git a/ext/gsm/Makefile.am b/ext/gsm/Makefile.am
index 6782a242..e91ea73d 100644
--- a/ext/gsm/Makefile.am
+++ b/ext/gsm/Makefile.am
@@ -1,9 +1,9 @@
 plugin_LTLIBRARIES = libgstgsm.la
 
-libgstgsm_la_SOURCES = gstgsm.c gstgsmenc.c
+libgstgsm_la_SOURCES = gstgsm.c gstgsmenc.c gstgsmdec.c
 libgstgsm_la_CFLAGS = $(GST_CFLAGS) $(GST_CFLAGS) $(GST_PLUGINS_BASE_CFLAGS)
 libgstgsm_la_LIBADD = $(GSM_LIBS) $(GST_PLUGINS_BASE_LIBS) \
 	-lgstaudio-@GST_MAJORMINOR@
 libgstgsm_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
 
-noinst_HEADERS = gstgsmenc.h
+noinst_HEADERS = gstgsmenc.h gstgsmdec.h
diff --git a/ext/gsm/gstgsm.c b/ext/gsm/gstgsm.c
index c629c236..c71dacb0 100644
--- a/ext/gsm/gstgsm.c
+++ b/ext/gsm/gstgsm.c
@@ -29,11 +29,9 @@ plugin_init (GstPlugin * plugin)
 {
   if (!gst_element_register (plugin, "gsmenc", GST_RANK_NONE, GST_TYPE_GSMENC))
     return FALSE;
-/*
   if (!gst_element_register (plugin, "gsmdec", GST_RANK_PRIMARY,
           GST_TYPE_GSMDEC))
     return FALSE;
-*/
   return TRUE;
 }
 
diff --git a/ext/gsm/gstgsmdec.c b/ext/gsm/gstgsmdec.c
index c44067b3..f3ce9cf5 100644
--- a/ext/gsm/gstgsmdec.c
+++ b/ext/gsm/gstgsmdec.c
@@ -50,7 +50,7 @@ static void gst_gsmdec_base_init (gpointer g_class);
 static void gst_gsmdec_class_init (GstGSMDec * klass);
 static void gst_gsmdec_init (GstGSMDec * gsmdec);
 
-static void gst_gsmdec_chain (GstPad * pad, GstData * _data);
+static GstFlowReturn gst_gsmdec_chain (GstPad * pad, GstBuffer * buffer);
 
 static GstElementClass *parent_class = NULL;
 
@@ -143,89 +143,67 @@ gst_gsmdec_init (GstGSMDec * gsmdec)
   gsmdec->next_of = 0;
 }
 
-static void
-gst_gsmdec_chain (GstPad * pad, GstData * _data)
+static GstFlowReturn
+gst_gsmdec_chain (GstPad * pad, GstBuffer * buf)
 {
   GstGSMDec *gsmdec;
 
-  g_return_if_fail (pad != NULL);
-  g_return_if_fail (GST_IS_PAD (pad));
-  g_return_if_fail (_data != NULL);
-
   gsmdec = GST_GSMDEC (gst_pad_get_parent (pad));
 
-  if (GST_IS_EVENT (_data)) {
-    GstEvent *event = GST_EVENT (_data);
-
-    switch (GST_EVENT_TYPE (event)) {
-      case GST_EVENT_EOS:{
-        gst_element_set_eos (GST_ELEMENT (gsmdec));
-        gst_pad_push (gsmdec->srcpad, _data);
-        break;
-      }
-      case GST_EVENT_DISCONTINUOUS:{
-        /* drop the discontinuity */
-        break;
-      }
-      default:{
-        gst_pad_event_default (pad, event);
-        break;
-      }
-    }
-    return;
-  } else if (GST_IS_BUFFER (_data)) {
-    GstBuffer *buf = GST_BUFFER (_data);
-    gsm_byte *data = (gsm_byte *) GST_BUFFER_DATA (buf);
-    guint size = GST_BUFFER_SIZE (buf);
-
-    if (gsmdec->bufsize && (gsmdec->bufsize + size >= 33)) {
-      GstBuffer *outbuf;
-
-      memcpy (gsmdec->buffer + gsmdec->bufsize, data,
-          (33 - gsmdec->bufsize) * sizeof (gsm_byte));
-
-      outbuf = gst_buffer_new_and_alloc (160 * sizeof (gsm_signal));
-      GST_BUFFER_TIMESTAMP (outbuf) = gsmdec->next_ts;
-      GST_BUFFER_DURATION (outbuf) = 20 * GST_MSECOND;
-      GST_BUFFER_OFFSET (outbuf) = gsmdec->next_of;
-      GST_BUFFER_OFFSET_END (outbuf) = gsmdec->next_of + 160 - 1;
-      gsmdec->next_ts += 20 * GST_MSECOND;
-      gsmdec->next_of += 160;
-
-      gsm_decode (gsmdec->state, gsmdec->buffer,
-          (gsm_signal *) GST_BUFFER_DATA (outbuf));
-
-      gst_pad_push (gsmdec->srcpad, GST_DATA (outbuf));
-
-      size -= (33 - gsmdec->bufsize);
-      data += (33 - gsmdec->bufsize);
-      gsmdec->bufsize = 0;
-    }
-
-    while (size >= 33) {
-      GstBuffer *outbuf;
-
-      outbuf = gst_buffer_new_and_alloc (160 * sizeof (gsm_signal));
-      GST_BUFFER_TIMESTAMP (outbuf) = gsmdec->next_ts;
-      GST_BUFFER_DURATION (outbuf) = 20 * GST_MSECOND;
-      GST_BUFFER_OFFSET (outbuf) = gsmdec->next_of;
-      GST_BUFFER_OFFSET_END (outbuf) = gsmdec->next_of + 160 - 1;
-      gsmdec->next_ts += 20 * GST_MSECOND;
-      gsmdec->next_of += 160;
-
-      gsm_decode (gsmdec->state, data, (gsm_signal *) GST_BUFFER_DATA (outbuf));
-      gst_pad_push (gsmdec->srcpad, GST_DATA (outbuf));
-
-      size -= 33;
-      data += 33;
-    }
-
-    if (size) {
-      memcpy (gsmdec->buffer + gsmdec->bufsize, data, size * sizeof (gsm_byte));
-      gsmdec->bufsize += size;
-    }
-
-    gst_buffer_unref (buf);
-    return;
+  gsm_byte *data = (gsm_byte *) GST_BUFFER_DATA (buf);
+  guint size = GST_BUFFER_SIZE (buf);
+
+  if (gsmdec->bufsize && (gsmdec->bufsize + size >= 33)) {
+    GstBuffer *outbuf;
+
+    memcpy (gsmdec->buffer + gsmdec->bufsize, data,
+        (33 - gsmdec->bufsize) * sizeof (gsm_byte));
+
+    outbuf = gst_buffer_new_and_alloc (160 * sizeof (gsm_signal));
+    GST_BUFFER_TIMESTAMP (outbuf) = gsmdec->next_ts;
+    GST_BUFFER_DURATION (outbuf) = 20 * GST_MSECOND;
+    GST_BUFFER_OFFSET (outbuf) = gsmdec->next_of;
+    GST_BUFFER_OFFSET_END (outbuf) = gsmdec->next_of + 160 - 1;
+    gst_buffer_set_caps (outbuf, gst_pad_get_caps (gsmdec->srcpad));
+
+    gsmdec->next_ts += 20 * GST_MSECOND;
+    gsmdec->next_of += 160;
+
+    gsm_decode (gsmdec->state, gsmdec->buffer,
+        (gsm_signal *) GST_BUFFER_DATA (outbuf));
+
+    gst_pad_push (gsmdec->srcpad, outbuf);
+
+    size -= (33 - gsmdec->bufsize);
+    data += (33 - gsmdec->bufsize);
+    gsmdec->bufsize = 0;
   }
+
+  while (size >= 33) {
+    GstBuffer *outbuf;
+
+    outbuf = gst_buffer_new_and_alloc (160 * sizeof (gsm_signal));
+    GST_BUFFER_TIMESTAMP (outbuf) = gsmdec->next_ts;
+    GST_BUFFER_DURATION (outbuf) = 20 * GST_MSECOND;
+    GST_BUFFER_OFFSET (outbuf) = gsmdec->next_of;
+    GST_BUFFER_OFFSET_END (outbuf) = gsmdec->next_of + 160 - 1;
+    gst_buffer_set_caps (outbuf, gst_pad_get_caps (gsmdec->srcpad));
+
+    gsmdec->next_ts += 20 * GST_MSECOND;
+    gsmdec->next_of += 160;
+
+    gsm_decode (gsmdec->state, data, (gsm_signal *) GST_BUFFER_DATA (outbuf));
+    gst_pad_push (gsmdec->srcpad, outbuf);
+
+    size -= 33;
+    data += 33;
+  }
+
+  if (size) {
+    memcpy (gsmdec->buffer + gsmdec->bufsize, data, size * sizeof (gsm_byte));
+    gsmdec->bufsize += size;
+  }
+
+  return GST_FLOW_OK;
+
 }