gstreamer/tests/check/gst/gstpad.c
Wim Taymans 96e342b686 tests: don't set caps on unwritable buffers
Take the ref after setting the caps on a buffer because else the buffer is
techinically not writable.
2009-08-06 10:53:01 +02:00

1005 lines
27 KiB
C

/* GStreamer
* Copyright (C) <2005> Thomas Vander Stichele <thomas at apestaart dot org>
*
* gstpad.c: Unit test for GstPad
*
* 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 <gst/check/gstcheck.h>
GST_START_TEST (test_link)
{
GstPad *src, *sink;
GstPadTemplate *srct;
GstPadLinkReturn ret;
gchar *name;
src = gst_pad_new ("source", GST_PAD_SRC);
fail_if (src == NULL);
ASSERT_OBJECT_REFCOUNT (src, "source pad", 1);
name = gst_pad_get_name (src);
fail_unless (strcmp (name, "source") == 0);
ASSERT_OBJECT_REFCOUNT (src, "source pad", 1);
g_free (name);
sink = gst_pad_new ("sink", GST_PAD_SINK);
fail_if (sink == NULL);
/* linking without templates or caps should fail */
ret = gst_pad_link (src, sink);
ASSERT_OBJECT_REFCOUNT (src, "source pad", 1);
ASSERT_OBJECT_REFCOUNT (sink, "sink pad", 1);
fail_unless (ret == GST_PAD_LINK_NOFORMAT);
ASSERT_CRITICAL (gst_pad_get_pad_template (NULL));
srct = gst_pad_get_pad_template (src);
fail_unless (srct == NULL);
ASSERT_OBJECT_REFCOUNT (src, "source pad", 1);
/* clean up */
ASSERT_OBJECT_REFCOUNT (src, "source pad", 1);
gst_object_unref (src);
gst_object_unref (sink);
}
GST_END_TEST;
/* threaded link/unlink */
/* use globals */
static GstPad *src, *sink;
static void
thread_link_unlink (gpointer data)
{
THREAD_START ();
while (THREAD_TEST_RUNNING ()) {
gst_pad_link (src, sink);
gst_pad_unlink (src, sink);
THREAD_SWITCH ();
}
}
GST_START_TEST (test_link_unlink_threaded)
{
GstCaps *caps;
int i;
src = gst_pad_new ("source", GST_PAD_SRC);
fail_if (src == NULL);
sink = gst_pad_new ("sink", GST_PAD_SINK);
fail_if (sink == NULL);
caps = gst_caps_from_string ("foo/bar");
gst_pad_set_caps (src, caps);
gst_pad_set_caps (sink, caps);
ASSERT_CAPS_REFCOUNT (caps, "caps", 3);
MAIN_START_THREADS (5, thread_link_unlink, NULL);
for (i = 0; i < 1000; ++i) {
gst_pad_is_linked (src);
gst_pad_is_linked (sink);
THREAD_SWITCH ();
}
MAIN_STOP_THREADS ();
ASSERT_CAPS_REFCOUNT (caps, "caps", 3);
gst_caps_unref (caps);
ASSERT_CAPS_REFCOUNT (caps, "caps", 2);
gst_object_unref (src);
gst_object_unref (sink);
}
GST_END_TEST;
GST_START_TEST (test_refcount)
{
GstPad *src, *sink;
GstCaps *caps;
GstPadLinkReturn plr;
sink = gst_pad_new ("sink", GST_PAD_SINK);
fail_if (sink == NULL);
src = gst_pad_new ("src", GST_PAD_SRC);
fail_if (src == NULL);
caps = gst_caps_from_string ("foo/bar");
/* one for me */
ASSERT_CAPS_REFCOUNT (caps, "caps", 1);
gst_pad_set_caps (src, caps);
gst_pad_set_caps (sink, caps);
/* one for me and one for each set_caps */
ASSERT_CAPS_REFCOUNT (caps, "caps", 3);
plr = gst_pad_link (src, sink);
fail_unless (GST_PAD_LINK_SUCCESSFUL (plr));
ASSERT_CAPS_REFCOUNT (caps, "caps", 3);
gst_pad_unlink (src, sink);
ASSERT_CAPS_REFCOUNT (caps, "caps", 3);
/* cleanup */
gst_object_unref (src);
gst_object_unref (sink);
ASSERT_CAPS_REFCOUNT (caps, "caps", 1);
gst_caps_unref (caps);
}
GST_END_TEST;
GST_START_TEST (test_get_allowed_caps)
{
GstPad *src, *sink;
GstCaps *caps, *gotcaps;
GstBuffer *buffer;
GstPadLinkReturn plr;
ASSERT_CRITICAL (gst_pad_get_allowed_caps (NULL));
buffer = gst_buffer_new ();
ASSERT_CRITICAL (gst_pad_get_allowed_caps ((GstPad *) buffer));
gst_buffer_unref (buffer);
src = gst_pad_new ("src", GST_PAD_SRC);
fail_if (src == NULL);
caps = gst_pad_get_allowed_caps (src);
fail_unless (caps == NULL);
caps = gst_caps_from_string ("foo/bar");
sink = gst_pad_new ("sink", GST_PAD_SINK);
gst_pad_set_caps (src, caps);
gst_pad_set_caps (sink, caps);
ASSERT_CAPS_REFCOUNT (caps, "caps", 3);
plr = gst_pad_link (src, sink);
fail_unless (GST_PAD_LINK_SUCCESSFUL (plr));
gotcaps = gst_pad_get_allowed_caps (src);
fail_if (gotcaps == NULL);
fail_unless (gst_caps_is_equal (gotcaps, caps));
ASSERT_CAPS_REFCOUNT (gotcaps, "gotcaps", 1);
gst_caps_unref (gotcaps);
gst_pad_unlink (src, sink);
/* cleanup */
ASSERT_CAPS_REFCOUNT (caps, "caps", 3);
ASSERT_OBJECT_REFCOUNT (src, "src", 1);
ASSERT_OBJECT_REFCOUNT (sink, "sink", 1);
gst_object_unref (src);
gst_object_unref (sink);
ASSERT_CAPS_REFCOUNT (caps, "caps", 1);
gst_caps_unref (caps);
}
GST_END_TEST;
static gboolean
name_is_valid (const gchar * name, GstPadPresence presence)
{
GstPadTemplate *new;
GstCaps *any = GST_CAPS_ANY;
new = gst_pad_template_new (name, GST_PAD_SRC, presence, any);
if (new) {
gst_object_unref (GST_OBJECT (new));
return TRUE;
}
return FALSE;
}
GST_START_TEST (test_name_is_valid)
{
gboolean result = FALSE;
fail_unless (name_is_valid ("src", GST_PAD_ALWAYS));
ASSERT_WARNING (name_is_valid ("src%", GST_PAD_ALWAYS));
ASSERT_WARNING (result = name_is_valid ("src%d", GST_PAD_ALWAYS));
fail_if (result);
fail_unless (name_is_valid ("src", GST_PAD_REQUEST));
ASSERT_WARNING (name_is_valid ("src%s%s", GST_PAD_REQUEST));
ASSERT_WARNING (name_is_valid ("src%c", GST_PAD_REQUEST));
ASSERT_WARNING (name_is_valid ("src%", GST_PAD_REQUEST));
ASSERT_WARNING (name_is_valid ("src%dsrc", GST_PAD_REQUEST));
fail_unless (name_is_valid ("src", GST_PAD_SOMETIMES));
fail_unless (name_is_valid ("src%c", GST_PAD_SOMETIMES));
}
GST_END_TEST;
static gboolean
_probe_handler (GstPad * pad, GstBuffer * buffer, gpointer userdata)
{
gint ret = GPOINTER_TO_INT (userdata);
if (ret == 1)
return TRUE;
return FALSE;
}
GST_START_TEST (test_push_unlinked)
{
GstPad *src;
GstCaps *caps;
GstBuffer *buffer;
gulong id;
src = gst_pad_new ("src", GST_PAD_SRC);
fail_if (src == NULL);
caps = gst_pad_get_allowed_caps (src);
fail_unless (caps == NULL);
caps = gst_caps_from_string ("foo/bar");
gst_pad_set_caps (src, caps);
ASSERT_CAPS_REFCOUNT (caps, "caps", 2);
/* pushing on an unlinked pad will drop the buffer */
buffer = gst_buffer_new ();
gst_buffer_ref (buffer);
fail_unless (gst_pad_push (src, buffer) == GST_FLOW_NOT_LINKED);
ASSERT_MINI_OBJECT_REFCOUNT (buffer, "buffer", 1);
gst_buffer_unref (buffer);
/* adding a probe that returns FALSE will drop the buffer without trying
* to chain */
id = gst_pad_add_buffer_probe (src, (GCallback) _probe_handler,
GINT_TO_POINTER (0));
buffer = gst_buffer_new ();
gst_buffer_ref (buffer);
fail_unless (gst_pad_push (src, buffer) == GST_FLOW_OK);
ASSERT_MINI_OBJECT_REFCOUNT (buffer, "buffer", 1);
gst_buffer_unref (buffer);
gst_pad_remove_buffer_probe (src, id);
/* adding a probe that returns TRUE will still chain the buffer,
* and hence drop because pad is unlinked */
id = gst_pad_add_buffer_probe (src, (GCallback) _probe_handler,
GINT_TO_POINTER (1));
buffer = gst_buffer_new ();
gst_buffer_ref (buffer);
fail_unless (gst_pad_push (src, buffer) == GST_FLOW_NOT_LINKED);
ASSERT_MINI_OBJECT_REFCOUNT (buffer, "buffer", 1);
gst_buffer_unref (buffer);
gst_pad_remove_buffer_probe (src, id);
/* cleanup */
ASSERT_CAPS_REFCOUNT (caps, "caps", 2);
ASSERT_OBJECT_REFCOUNT (src, "src", 1);
gst_object_unref (src);
ASSERT_CAPS_REFCOUNT (caps, "caps", 1);
gst_caps_unref (caps);
}
GST_END_TEST;
GST_START_TEST (test_push_linked)
{
GstPad *src, *sink;
GstPadLinkReturn plr;
GstCaps *caps;
GstBuffer *buffer;
gulong id;
/* setup */
sink = gst_pad_new ("sink", GST_PAD_SINK);
fail_if (sink == NULL);
gst_pad_set_chain_function (sink, gst_check_chain_func);
src = gst_pad_new ("src", GST_PAD_SRC);
fail_if (src == NULL);
caps = gst_caps_from_string ("foo/bar");
/* one for me */
ASSERT_CAPS_REFCOUNT (caps, "caps", 1);
gst_pad_set_caps (src, caps);
gst_pad_set_caps (sink, caps);
/* one for me and one for each set_caps */
ASSERT_CAPS_REFCOUNT (caps, "caps", 3);
plr = gst_pad_link (src, sink);
fail_unless (GST_PAD_LINK_SUCCESSFUL (plr));
ASSERT_CAPS_REFCOUNT (caps, "caps", 3);
buffer = gst_buffer_new ();
#if 0
/* FIXME, new pad should be flushing */
gst_buffer_ref (buffer);
fail_unless (gst_pad_push (src, buffer) == GST_FLOW_WRONG_STATE);
gst_buffer_ref (buffer);
fail_unless (gst_pad_chain (sink, buffer) == GST_FLOW_WRONG_STATE);
#endif
/* activate pads */
gst_pad_set_active (src, TRUE);
gst_pad_set_active (sink, TRUE);
/* test */
/* pushing on a linked pad will drop the ref to the buffer */
gst_buffer_ref (buffer);
fail_unless (gst_pad_push (src, buffer) == GST_FLOW_OK);
ASSERT_MINI_OBJECT_REFCOUNT (buffer, "buffer", 2);
gst_buffer_unref (buffer);
fail_unless_equals_int (g_list_length (buffers), 1);
buffer = GST_BUFFER (buffers->data);
ASSERT_MINI_OBJECT_REFCOUNT (buffer, "buffer", 1);
gst_buffer_unref (buffer);
g_list_free (buffers);
buffers = NULL;
/* adding a probe that returns FALSE will drop the buffer without trying
* to chain */
id = gst_pad_add_buffer_probe (src, (GCallback) _probe_handler,
GINT_TO_POINTER (0));
buffer = gst_buffer_new ();
gst_buffer_ref (buffer);
fail_unless (gst_pad_push (src, buffer) == GST_FLOW_OK);
ASSERT_MINI_OBJECT_REFCOUNT (buffer, "buffer", 1);
gst_buffer_unref (buffer);
gst_pad_remove_buffer_probe (src, id);
fail_unless_equals_int (g_list_length (buffers), 0);
/* adding a probe that returns TRUE will still chain the buffer */
id = gst_pad_add_buffer_probe (src, (GCallback) _probe_handler,
GINT_TO_POINTER (1));
buffer = gst_buffer_new ();
gst_buffer_ref (buffer);
fail_unless (gst_pad_push (src, buffer) == GST_FLOW_OK);
gst_pad_remove_buffer_probe (src, id);
ASSERT_MINI_OBJECT_REFCOUNT (buffer, "buffer", 2);
gst_buffer_unref (buffer);
fail_unless_equals_int (g_list_length (buffers), 1);
buffer = GST_BUFFER (buffers->data);
ASSERT_MINI_OBJECT_REFCOUNT (buffer, "buffer", 1);
gst_buffer_unref (buffer);
g_list_free (buffers);
buffers = NULL;
/* teardown */
gst_pad_unlink (src, sink);
ASSERT_CAPS_REFCOUNT (caps, "caps", 3);
gst_object_unref (src);
gst_object_unref (sink);
ASSERT_CAPS_REFCOUNT (caps, "caps", 1);
gst_caps_unref (caps);
}
GST_END_TEST;
static GstBuffer *
buffer_from_string (gchar * str)
{
guint size;
GstBuffer *buf;
size = strlen (str);
buf = gst_buffer_new_and_alloc (size);
memcpy (GST_BUFFER_DATA (buf), str, size);
GST_BUFFER_SIZE (buf) = size;
return buf;
}
GST_START_TEST (test_push_buffer_list_compat)
{
GstPad *src, *sink;
GstPadLinkReturn plr;
GstCaps *caps;
GstBufferList *list;
GstBufferListIterator *it;
GstBuffer *buffer;
/* setup */
sink = gst_pad_new ("sink", GST_PAD_SINK);
fail_if (sink == NULL);
gst_pad_set_chain_function (sink, gst_check_chain_func);
/* leave chainlistfunc unset */
src = gst_pad_new ("src", GST_PAD_SRC);
fail_if (src == NULL);
caps = gst_caps_from_string ("foo/bar");
gst_pad_set_caps (src, caps);
gst_pad_set_caps (sink, caps);
plr = gst_pad_link (src, sink);
fail_unless (GST_PAD_LINK_SUCCESSFUL (plr));
list = gst_buffer_list_new ();
/* activate pads */
gst_pad_set_active (src, TRUE);
gst_pad_set_active (sink, TRUE);
/* test */
/* adding to a buffer list will drop the ref to the buffer */
it = gst_buffer_list_iterate (list);
gst_buffer_list_iterator_add_group (it);
gst_buffer_list_iterator_add (it, buffer_from_string ("List"));
gst_buffer_list_iterator_add (it, buffer_from_string ("Group"));
gst_buffer_list_iterator_add_group (it);
gst_buffer_list_iterator_add (it, buffer_from_string ("Another"));
gst_buffer_list_iterator_add (it, buffer_from_string ("List"));
gst_buffer_list_iterator_add (it, buffer_from_string ("Group"));
gst_buffer_list_iterator_free (it);
fail_unless (gst_pad_push_list (src, list) == GST_FLOW_OK);
fail_unless_equals_int (g_list_length (buffers), 2);
buffer = GST_BUFFER (buffers->data);
ASSERT_MINI_OBJECT_REFCOUNT (buffer, "buffer", 1);
fail_unless (memcmp (GST_BUFFER_DATA (buffer), "ListGroup", 9) == 0);
gst_buffer_unref (buffer);
buffers = g_list_delete_link (buffers, buffers);
buffer = GST_BUFFER (buffers->data);
ASSERT_MINI_OBJECT_REFCOUNT (buffer, "buffer", 1);
fail_unless (memcmp (GST_BUFFER_DATA (buffer), "AnotherListGroup", 16) == 0);
gst_buffer_unref (buffer);
buffers = g_list_delete_link (buffers, buffers);
fail_unless (buffers == NULL);
/* teardown */
gst_pad_unlink (src, sink);
gst_object_unref (src);
gst_object_unref (sink);
ASSERT_CAPS_REFCOUNT (caps, "caps", 1);
gst_caps_unref (caps);
}
GST_END_TEST;
GST_START_TEST (test_flowreturn)
{
GstFlowReturn ret;
GQuark quark;
/* test some of the macros */
ret = GST_FLOW_UNEXPECTED;
fail_unless (GST_FLOW_IS_FATAL (ret));
fail_if (GST_FLOW_IS_SUCCESS (ret));
fail_if (strcmp (gst_flow_get_name (ret), "unexpected"));
quark = gst_flow_to_quark (ret);
fail_if (strcmp (g_quark_to_string (quark), "unexpected"));
ret = GST_FLOW_RESEND;
fail_if (GST_FLOW_IS_FATAL (ret));
fail_unless (GST_FLOW_IS_SUCCESS (ret));
fail_if (strcmp (gst_flow_get_name (ret), "resend"));
quark = gst_flow_to_quark (ret);
fail_if (strcmp (g_quark_to_string (quark), "resend"));
/* custom returns */
ret = GST_FLOW_CUSTOM_SUCCESS;
fail_if (GST_FLOW_IS_FATAL (ret));
fail_unless (GST_FLOW_IS_SUCCESS (ret));
fail_if (strcmp (gst_flow_get_name (ret), "custom-success"));
quark = gst_flow_to_quark (ret);
fail_if (strcmp (g_quark_to_string (quark), "custom-success"));
ret = GST_FLOW_CUSTOM_ERROR;
fail_unless (GST_FLOW_IS_FATAL (ret));
fail_if (GST_FLOW_IS_SUCCESS (ret));
fail_if (strcmp (gst_flow_get_name (ret), "custom-error"));
quark = gst_flow_to_quark (ret);
fail_if (strcmp (g_quark_to_string (quark), "custom-error"));
/* custom returns clamping */
ret = GST_FLOW_CUSTOM_SUCCESS + 2;
fail_if (GST_FLOW_IS_FATAL (ret));
fail_unless (GST_FLOW_IS_SUCCESS (ret));
fail_if (strcmp (gst_flow_get_name (ret), "custom-success"));
quark = gst_flow_to_quark (ret);
fail_if (strcmp (g_quark_to_string (quark), "custom-success"));
ret = GST_FLOW_CUSTOM_ERROR - 2;
fail_unless (GST_FLOW_IS_FATAL (ret));
fail_if (GST_FLOW_IS_SUCCESS (ret));
fail_if (strcmp (gst_flow_get_name (ret), "custom-error"));
quark = gst_flow_to_quark (ret);
fail_if (strcmp (g_quark_to_string (quark), "custom-error"));
/* unknown values */
ret = GST_FLOW_CUSTOM_ERROR + 2;
fail_unless (GST_FLOW_IS_FATAL (ret));
fail_if (GST_FLOW_IS_SUCCESS (ret));
fail_if (strcmp (gst_flow_get_name (ret), "unknown"));
quark = gst_flow_to_quark (ret);
fail_unless (quark == 0);
}
GST_END_TEST;
GST_START_TEST (test_push_negotiation)
{
GstPad *src, *sink;
GstPadLinkReturn plr;
GstCaps *srccaps =
gst_caps_from_string ("audio/x-raw-int,width={16,32},depth={16,32}");
GstCaps *sinkcaps =
gst_caps_from_string ("audio/x-raw-int,width=32,depth={16,32}");
GstPadTemplate *src_template;
GstPadTemplate *sink_template;
GstCaps *caps;
GstBuffer *buffer;
/* setup */
src_template = gst_pad_template_new ("src", GST_PAD_SRC,
GST_PAD_ALWAYS, srccaps);
sink_template = gst_pad_template_new ("sink", GST_PAD_SINK,
GST_PAD_ALWAYS, sinkcaps);
sink = gst_pad_new_from_template (sink_template, "sink");
fail_if (sink == NULL);
gst_pad_set_chain_function (sink, gst_check_chain_func);
src = gst_pad_new_from_template (src_template, "src");
fail_if (src == NULL);
plr = gst_pad_link (src, sink);
fail_unless (GST_PAD_LINK_SUCCESSFUL (plr));
buffer = gst_buffer_new ();
/* activate pads */
gst_pad_set_active (src, TRUE);
gst_pad_set_active (sink, TRUE);
caps = gst_caps_from_string ("audio/x-raw-int,width=16,depth=16");
/* Should fail if src pad caps are incompatible with sink pad caps */
gst_pad_set_caps (src, caps);
gst_buffer_set_caps (buffer, caps);
gst_buffer_ref (buffer);
fail_unless (gst_pad_push (src, buffer) == GST_FLOW_NOT_NEGOTIATED);
ASSERT_MINI_OBJECT_REFCOUNT (buffer, "buffer", 1);
gst_buffer_unref (buffer);
/* teardown */
gst_pad_unlink (src, sink);
gst_object_unref (src);
gst_object_unref (sink);
gst_caps_unref (caps);
gst_object_unref (sink_template);
gst_object_unref (src_template);
}
GST_END_TEST;
/* see that an unref also unlinks the pads */
GST_START_TEST (test_src_unref_unlink)
{
GstPad *src, *sink;
GstCaps *caps;
GstPadLinkReturn plr;
sink = gst_pad_new ("sink", GST_PAD_SINK);
fail_if (sink == NULL);
src = gst_pad_new ("src", GST_PAD_SRC);
fail_if (src == NULL);
caps = gst_caps_from_string ("foo/bar");
gst_pad_set_caps (src, caps);
gst_pad_set_caps (sink, caps);
plr = gst_pad_link (src, sink);
fail_unless (GST_PAD_LINK_SUCCESSFUL (plr));
/* unref the srcpad */
gst_object_unref (src);
/* sink should be unlinked now */
fail_if (gst_pad_is_linked (sink));
/* cleanup */
gst_object_unref (sink);
gst_caps_unref (caps);
}
GST_END_TEST;
/* see that an unref also unlinks the pads */
GST_START_TEST (test_sink_unref_unlink)
{
GstPad *src, *sink;
GstCaps *caps;
GstPadLinkReturn plr;
sink = gst_pad_new ("sink", GST_PAD_SINK);
fail_if (sink == NULL);
src = gst_pad_new ("src", GST_PAD_SRC);
fail_if (src == NULL);
caps = gst_caps_from_string ("foo/bar");
gst_pad_set_caps (src, caps);
gst_pad_set_caps (sink, caps);
plr = gst_pad_link (src, sink);
fail_unless (GST_PAD_LINK_SUCCESSFUL (plr));
/* unref the sinkpad */
gst_object_unref (sink);
/* src should be unlinked now */
fail_if (gst_pad_is_linked (src));
/* cleanup */
gst_object_unref (src);
gst_caps_unref (caps);
}
GST_END_TEST;
/* gst_pad_get_caps should return a copy of the caps */
GST_START_TEST (test_get_caps_must_be_copy)
{
GstPad *pad;
GstCaps *caps;
GstPadTemplate *templ;
caps = gst_caps_new_any ();
templ =
gst_pad_template_new ("test_templ", GST_PAD_SRC, GST_PAD_ALWAYS, caps);
pad = gst_pad_new_from_template (templ, NULL);
fail_unless (GST_PAD_CAPS (pad) == NULL, "caps present on pad");
/* This is a writable copy ! */
caps = gst_pad_get_caps (pad);
/* we must own the caps */
ASSERT_OBJECT_REFCOUNT (caps, "caps", 1);
/* cleanup */
gst_object_unref (templ);
gst_caps_unref (caps);
gst_object_unref (pad);
}
GST_END_TEST;
static void
unblock_async_cb (GstPad * pad, gboolean blocked, gpointer user_data)
{
gboolean *bool_user_data = (gboolean *) user_data;
/* here we should have blocked == 1 unblocked == 0 */
fail_unless (bool_user_data[0] == TRUE);
fail_unless (bool_user_data[1] == FALSE);
bool_user_data[1] = TRUE;
}
static void
block_async_cb (GstPad * pad, gboolean blocked, gpointer user_data)
{
gboolean *bool_user_data = (gboolean *) user_data;
/* here we should have blocked == 0 unblocked == 0 */
fail_unless (bool_user_data[0] == FALSE);
fail_unless (bool_user_data[1] == FALSE);
bool_user_data[0] = blocked;
gst_pad_set_blocked_async (pad, FALSE, unblock_async_cb, user_data);
}
GST_START_TEST (test_block_async)
{
GstPad *pad;
/* we set data[0] = TRUE when the pad is blocked, data[1] = TRUE when it's
* unblocked */
gboolean data[2] = { FALSE, FALSE };
pad = gst_pad_new ("src", GST_PAD_SRC);
fail_unless (pad != NULL);
gst_pad_set_active (pad, TRUE);
gst_pad_set_blocked_async (pad, TRUE, block_async_cb, &data);
fail_unless (data[0] == FALSE);
fail_unless (data[1] == FALSE);
gst_pad_push (pad, gst_buffer_new ());
gst_object_unref (pad);
}
GST_END_TEST;
#if 0
static void
block_async_second (GstPad * pad, gboolean blocked, gpointer user_data)
{
gst_pad_set_blocked_async (pad, FALSE, unblock_async_cb, NULL);
}
static void
block_async_first (GstPad * pad, gboolean blocked, gpointer user_data)
{
static int n_calls = 0;
gboolean *bool_user_data = (gboolean *) user_data;
if (++n_calls > 1)
/* we expect this callback to be called only once */
g_warn_if_reached ();
*bool_user_data = blocked;
/* replace block_async_first with block_async_second so next time the pad is
* blocked the latter should be called */
gst_pad_set_blocked_async (pad, TRUE, block_async_second, NULL);
/* unblock temporarily, in the next push block_async_second should be called
*/
gst_pad_push_event (pad, gst_event_new_flush_start ());
}
GST_START_TEST (test_block_async_replace_callback)
{
GstPad *pad;
gboolean blocked;
pad = gst_pad_new ("src", GST_PAD_SRC);
fail_unless (pad != NULL);
gst_pad_set_active (pad, TRUE);
gst_pad_set_blocked_async (pad, TRUE, block_async_first, &blocked);
blocked = FALSE;
gst_pad_push (pad, gst_buffer_new ());
fail_unless (blocked == TRUE);
/* block_async_first flushes to unblock */
gst_pad_push_event (pad, gst_event_new_flush_stop ());
/* push again, this time block_async_second should be called */
gst_pad_push (pad, gst_buffer_new ());
fail_unless (blocked == TRUE);
gst_object_unref (pad);
}
GST_END_TEST;
#endif
static void
block_async_full_destroy (gpointer user_data)
{
gint *state = (gint *) user_data;
fail_unless (*state < 2);
*state = 2;
}
static void
block_async_full_cb (GstPad * pad, gboolean blocked, gpointer user_data)
{
*(gint *) user_data = (gint) blocked;
gst_pad_push_event (pad, gst_event_new_flush_start ());
}
GST_START_TEST (test_block_async_full_destroy)
{
GstPad *pad;
/* 0 = unblocked, 1 = blocked, 2 = destroyed */
gint state = 0;
pad = gst_pad_new ("src", GST_PAD_SRC);
fail_unless (pad != NULL);
gst_pad_set_active (pad, TRUE);
gst_pad_set_blocked_async_full (pad, TRUE, block_async_full_cb,
&state, block_async_full_destroy);
fail_unless (state == 0);
gst_pad_push (pad, gst_buffer_new ());
/* block_async_full_cb sets state to 1 and then flushes to unblock temporarily
*/
fail_unless (state == 1);
gst_pad_push_event (pad, gst_event_new_flush_stop ());
/* call with the same user_data, should not call the destroy_notify function
*/
gst_pad_set_blocked_async_full (pad, TRUE, block_async_full_cb,
&state, block_async_full_destroy);
fail_unless (state == 1);
/* now change user_data (to NULL in this case) so destroy_notify should be
* called */
gst_pad_set_blocked_async_full (pad, FALSE, block_async_full_cb,
NULL, block_async_full_destroy);
fail_unless (state == 2);
gst_object_unref (pad);
}
GST_END_TEST;
GST_START_TEST (test_block_async_full_destroy_dispose)
{
GstPad *pad;
/* 0 = unblocked, 1 = blocked, 2 = destroyed */
gint state = 0;
pad = gst_pad_new ("src", GST_PAD_SRC);
fail_unless (pad != NULL);
gst_pad_set_active (pad, TRUE);
gst_pad_set_blocked_async_full (pad, TRUE, block_async_full_cb,
&state, block_async_full_destroy);
gst_pad_push (pad, gst_buffer_new ());
/* block_async_full_cb sets state to 1 and then flushes to unblock temporarily
*/
fail_unless_equals_int (state, 1);
gst_pad_push_event (pad, gst_event_new_flush_stop ());
/* gst_pad_dispose calls the destroy_notify function if necessary */
gst_object_unref (pad);
fail_unless_equals_int (state, 2);
}
GST_END_TEST;
static void
unblock_async_no_flush_cb (GstPad * pad, gboolean blocked, gpointer user_data)
{
gboolean *bool_user_data = (gboolean *) user_data;
/* here we should have blocked == 1 unblocked == 0 */
fail_unless (blocked == FALSE);
fail_unless (bool_user_data[0] == TRUE);
fail_unless (bool_user_data[1] == TRUE);
fail_unless (bool_user_data[2] == FALSE);
bool_user_data[2] = TRUE;
}
static void
unblock_async_not_called (GstPad * pad, gboolean blocked, gpointer user_data)
{
g_warn_if_reached ();
}
static void
block_async_second_no_flush (GstPad * pad, gboolean blocked, gpointer user_data)
{
gboolean *bool_user_data = (gboolean *) user_data;
fail_unless (blocked == TRUE);
fail_unless (bool_user_data[0] == TRUE);
fail_unless (bool_user_data[1] == FALSE);
fail_unless (bool_user_data[2] == FALSE);
bool_user_data[1] = TRUE;
fail_unless (gst_pad_set_blocked_async (pad, FALSE, unblock_async_no_flush_cb,
user_data));
}
static void
block_async_first_no_flush (GstPad * pad, gboolean blocked, gpointer user_data)
{
static int n_calls = 0;
gboolean *bool_user_data = (gboolean *) user_data;
fail_unless (blocked == TRUE);
if (++n_calls > 1)
/* we expect this callback to be called only once */
g_warn_if_reached ();
*bool_user_data = blocked;
fail_unless (bool_user_data[0] == TRUE);
fail_unless (bool_user_data[1] == FALSE);
fail_unless (bool_user_data[2] == FALSE);
fail_unless (gst_pad_set_blocked_async (pad, FALSE, unblock_async_not_called,
NULL));
/* replace block_async_first with block_async_second so next time the pad is
* blocked the latter should be called */
fail_unless (gst_pad_set_blocked_async (pad, TRUE,
block_async_second_no_flush, user_data));
}
GST_START_TEST (test_block_async_replace_callback_no_flush)
{
GstPad *pad;
gboolean bool_user_data[3] = { FALSE, FALSE, FALSE };
pad = gst_pad_new ("src", GST_PAD_SRC);
fail_unless (pad != NULL);
gst_pad_set_active (pad, TRUE);
fail_unless (gst_pad_set_blocked_async (pad, TRUE, block_async_first_no_flush,
bool_user_data));
gst_pad_push (pad, gst_buffer_new ());
fail_unless (bool_user_data[0] == TRUE);
fail_unless (bool_user_data[1] == TRUE);
fail_unless (bool_user_data[2] == TRUE);
gst_object_unref (pad);
}
GST_END_TEST;
static Suite *
gst_pad_suite (void)
{
Suite *s = suite_create ("GstPad");
TCase *tc_chain = tcase_create ("general");
/* turn off timeout */
tcase_set_timeout (tc_chain, 60);
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_link);
tcase_add_test (tc_chain, test_refcount);
tcase_add_test (tc_chain, test_get_allowed_caps);
tcase_add_test (tc_chain, test_link_unlink_threaded);
tcase_add_test (tc_chain, test_name_is_valid);
tcase_add_test (tc_chain, test_push_unlinked);
tcase_add_test (tc_chain, test_push_linked);
tcase_add_test (tc_chain, test_push_buffer_list_compat);
tcase_add_test (tc_chain, test_flowreturn);
tcase_add_test (tc_chain, test_push_negotiation);
tcase_add_test (tc_chain, test_src_unref_unlink);
tcase_add_test (tc_chain, test_sink_unref_unlink);
tcase_add_test (tc_chain, test_get_caps_must_be_copy);
tcase_add_test (tc_chain, test_block_async);
#if 0
tcase_add_test (tc_chain, test_block_async_replace_callback);
#endif
tcase_add_test (tc_chain, test_block_async_full_destroy);
tcase_add_test (tc_chain, test_block_async_full_destroy_dispose);
tcase_add_test (tc_chain, test_block_async_replace_callback_no_flush);
return s;
}
GST_CHECK_MAIN (gst_pad);