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-rw-r--r--gst/gdp/gstgdpdepay.c27
-rw-r--r--gst/gdp/gstgdpdepay.h4
-rw-r--r--gst/gdp/gstgdppay.c70
-rw-r--r--gst/gdp/gstgdppay.h4
4 files changed, 81 insertions, 24 deletions
diff --git a/gst/gdp/gstgdpdepay.c b/gst/gdp/gstgdpdepay.c
index 5a37d984..89de9b4f 100644
--- a/gst/gdp/gstgdpdepay.c
+++ b/gst/gdp/gstgdpdepay.c
@@ -42,7 +42,7 @@
/* elementfactory information */
static const GstElementDetails gdp_depay_details =
GST_ELEMENT_DETAILS ("GDP Depayloader",
- "Filter/Effect/Video",
+ "GDP/Depayloader",
"Depayloads GStreamer Data Protocol buffers",
"Thomas Vander Stichele <thomas at apestaart dot org>");
@@ -221,6 +221,13 @@ gst_gdp_depay_chain (GstPad * pad, GstBuffer * buffer)
GST_LOG_OBJECT (this, "reading GDP buffer from adapter");
buf = gst_dp_buffer_from_header (GST_DP_HEADER_LENGTH, this->header);
+ if (!buf) {
+ GST_ELEMENT_ERROR (this, STREAM, DECODE, (NULL),
+ ("could not create buffer from GDP packet"));
+ ret = GST_FLOW_ERROR;
+ goto done;
+ }
+
payload = gst_adapter_take (this->adapter, this->payload_length);
memcpy (GST_BUFFER_DATA (buf), payload, this->payload_length);
g_free (payload);
@@ -243,6 +250,12 @@ gst_gdp_depay_chain (GstPad * pad, GstBuffer * buffer)
caps = gst_dp_caps_from_packet (GST_DP_HEADER_LENGTH, this->header,
payload);
g_free (payload);
+ if (!caps) {
+ GST_ELEMENT_ERROR (this, STREAM, DECODE, (NULL),
+ ("could not create caps from GDP packet"));
+ ret = GST_FLOW_ERROR;
+ goto done;
+ }
GST_DEBUG_OBJECT (this, "read caps %" GST_PTR_FORMAT, caps);
gst_caps_replace (&(this->caps), caps);
gst_pad_set_caps (this->srcpad, caps);
@@ -260,6 +273,14 @@ gst_gdp_depay_chain (GstPad * pad, GstBuffer * buffer)
payload = gst_adapter_take (this->adapter, this->payload_length);
event = gst_dp_event_from_packet (GST_DP_HEADER_LENGTH, this->header,
payload);
+ if (payload)
+ g_free (payload);
+ if (!event) {
+ GST_ELEMENT_ERROR (this, STREAM, DECODE, (NULL),
+ ("could not create event from GDP packet"));
+ ret = GST_FLOW_ERROR;
+ goto done;
+ }
/* FIXME: set me as source ? */
gst_pad_push_event (this->srcpad, event);
@@ -295,6 +316,8 @@ gst_gdp_depay_change_state (GstElement * element, GstStateChange transition)
GstStateChangeReturn ret;
GstGDPDepay *this = GST_GDP_DEPAY (element);
+ ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
+
switch (transition) {
case GST_STATE_CHANGE_READY_TO_NULL:
if (this->caps) {
@@ -306,8 +329,6 @@ gst_gdp_depay_change_state (GstElement * element, GstStateChange transition)
break;
}
- ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
-
return ret;
}
diff --git a/gst/gdp/gstgdpdepay.h b/gst/gdp/gstgdpdepay.h
index d39ec5a5..8345c8b6 100644
--- a/gst/gdp/gstgdpdepay.h
+++ b/gst/gdp/gstgdpdepay.h
@@ -1,5 +1,5 @@
-/* Gnome-Streamer
- * Copyright (C) <2005> Wim Taymans <wim@fluendo.com>
+/* GStreamer
+ * Copyright (C) 2006 Thomas Vander Stichele <thomas at apestaart dot org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
diff --git a/gst/gdp/gstgdppay.c b/gst/gdp/gstgdppay.c
index e40d2f1b..f4984774 100644
--- a/gst/gdp/gstgdppay.c
+++ b/gst/gdp/gstgdppay.c
@@ -39,7 +39,7 @@
/* elementfactory information */
static const GstElementDetails gdp_pay_details =
GST_ELEMENT_DETAILS ("GDP Payloader",
- "Filter/Effect/Video",
+ "GDP/Payloader",
"Payloads GStreamer Data Protocol buffers",
"Thomas Vander Stichele <thomas at apestaart dot org>");
@@ -260,8 +260,6 @@ gst_gdp_pay_reset_streamheader (GstGDPPay * this)
/* we also need to add GDP serializations of the streamheaders of the
* incoming caps */
- /* FIXME: HEREIAM */
-
structure = gst_caps_get_structure (this->caps, 0);
if (gst_structure_has_field (structure, "streamheader")) {
const GValue *sh;
@@ -281,10 +279,14 @@ gst_gdp_pay_reset_streamheader (GstGDPPay * this)
bufval = &g_array_index (buffers, GValue, i);
buffer = g_value_peek_pointer (bufval);
outbuffer = gst_gdp_pay_buffer_from_buffer (this, buffer);
- g_value_init (&value, GST_TYPE_BUFFER);
- gst_value_set_buffer (&value, outbuffer);
- gst_value_array_append_value (&array, &value);
- g_value_unset (&value);
+ if (outbuffer) {
+ g_value_init (&value, GST_TYPE_BUFFER);
+ gst_value_set_buffer (&value, outbuffer);
+ gst_value_array_append_value (&array, &value);
+ g_value_unset (&value);
+ }
+ /* FIXME: if one or more in this loop fail to produce and outbuffer,
+ * should we error out ? Once ? Every time ? */
}
}
@@ -373,11 +375,10 @@ gst_gdp_pay_chain (GstPad * pad, GstBuffer * buffer)
GstGDPPay *this;
GstCaps *caps;
GstBuffer *outbuffer;
+ GstFlowReturn ret;
this = GST_GDP_PAY (gst_pad_get_parent (pad));
- caps = gst_buffer_get_caps (buffer);
-
/* we should have received a new_segment before, otherwise it's a bug.
* fake one in that case */
if (!this->new_segment_buf) {
@@ -387,25 +388,44 @@ gst_gdp_pay_chain (GstPad * pad, GstBuffer * buffer)
"did not receive new-segment before first buffer");
event = gst_event_new_new_segment (TRUE, 1.0, GST_FORMAT_BYTES, 0, -1, 0);
outbuffer = gst_gdp_buffer_from_event (this, event);
+ gst_event_unref (event);
+
+ if (!outbuffer) {
+ GST_ELEMENT_ERROR (this, STREAM, ENCODE, (NULL),
+ ("Could not create GDP buffer from new segment event"));
+ ret = GST_FLOW_ERROR;
+ goto done;
+ }
+
gst_gdp_stamp_buffer (this, outbuffer);
GST_BUFFER_TIMESTAMP (outbuffer) = GST_BUFFER_TIMESTAMP (buffer);
GST_BUFFER_DURATION (outbuffer) = 0;
this->new_segment_buf = outbuffer;
- gst_event_unref (event);
}
/* make sure we've received caps before */
+ caps = gst_buffer_get_caps (buffer);
if (!this->caps && !caps) {
GST_WARNING_OBJECT (this, "first received buffer does not have caps set");
- gst_buffer_unref (buffer);
- gst_object_unref (this);
- return GST_FLOW_NOT_NEGOTIATED;
+ if (caps)
+ gst_caps_unref (caps);
+ ret = GST_FLOW_NOT_NEGOTIATED;
+ goto done;
}
+
/* if the caps have changed, process caps first */
if (caps && !gst_caps_is_equal (this->caps, caps)) {
GST_LOG_OBJECT (this, "caps changed to %p, %" GST_PTR_FORMAT, caps, caps);
gst_caps_replace (&(this->caps), caps);
outbuffer = gst_gdp_buffer_from_caps (this, caps);
+ if (!outbuffer) {
+ GST_ELEMENT_ERROR (this, STREAM, ENCODE, (NULL),
+ ("Could not create GDP buffer from caps %" GST_PTR_FORMAT, caps));
+ gst_caps_unref (caps);
+ ret = GST_FLOW_ERROR;
+ goto done;
+ }
+
gst_gdp_stamp_buffer (this, outbuffer);
GST_BUFFER_TIMESTAMP (outbuffer) = GST_BUFFER_TIMESTAMP (buffer);
GST_BUFFER_DURATION (outbuffer) = 0;
@@ -417,13 +437,23 @@ gst_gdp_pay_chain (GstPad * pad, GstBuffer * buffer)
/* create a GDP header packet,
* then create a GST buffer of the header packet and the buffer contents */
outbuffer = gst_gdp_pay_buffer_from_buffer (this, buffer);
+ if (!outbuffer) {
+ GST_ELEMENT_ERROR (this, STREAM, ENCODE, (NULL),
+ ("Could not create GDP buffer from buffer"));
+ ret = GST_FLOW_ERROR;
+ goto done;
+ }
+
gst_gdp_stamp_buffer (this, outbuffer);
GST_BUFFER_TIMESTAMP (outbuffer) = GST_BUFFER_TIMESTAMP (buffer);
GST_BUFFER_DURATION (outbuffer) = GST_BUFFER_DURATION (buffer);
- gst_buffer_unref (buffer);
+ ret = gst_gdp_queue_buffer (this, outbuffer);
+
+done:
+ gst_buffer_unref (buffer);
gst_object_unref (this);
- return gst_gdp_queue_buffer (this, outbuffer);
+ return ret;
}
static gboolean
@@ -436,6 +466,12 @@ gst_gdp_pay_sink_event (GstPad * pad, GstEvent * event)
/* now turn the event into a buffer */
outbuffer = gst_gdp_buffer_from_event (this, event);
+ if (!outbuffer) {
+ GST_ELEMENT_ERROR (this, STREAM, ENCODE, (NULL),
+ ("Could not create GDP buffer from event"));
+ ret = FALSE;
+ goto done;
+ }
gst_gdp_stamp_buffer (this, outbuffer);
GST_BUFFER_TIMESTAMP (outbuffer) = GST_EVENT_TIMESTAMP (event);
GST_BUFFER_DURATION (outbuffer) = 0;
@@ -476,6 +512,8 @@ gst_gdp_pay_change_state (GstElement * element, GstStateChange transition)
GstStateChangeReturn ret;
GstGDPPay *this = GST_GDP_PAY (element);
+ ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
+
switch (transition) {
case GST_STATE_CHANGE_READY_TO_NULL:
if (this->caps) {
@@ -487,8 +525,6 @@ gst_gdp_pay_change_state (GstElement * element, GstStateChange transition)
break;
}
- ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
-
return ret;
}
diff --git a/gst/gdp/gstgdppay.h b/gst/gdp/gstgdppay.h
index 255d6c77..2dc02d91 100644
--- a/gst/gdp/gstgdppay.h
+++ b/gst/gdp/gstgdppay.h
@@ -1,5 +1,5 @@
-/* Gnome-Streamer
- * Copyright (C) <2005> Wim Taymans <wim@fluendo.com>
+/* GStreamer
+ * Copyright (C) 2006 Thomas Vander Stichele <thomas at apestaart dot org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-28 17:19:13 +0000