gstreamer/tests/check/gst/gstbufferlist.c

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/* GStreamer
*
* unit test for GstBufferList
*
* Copyright (C) 2009 Axis Communications <dev-gstreamer at axis dot com>
* @author Jonas Holmberg <jonas dot holmberg at axis dot com>
*
* 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>
#include <gst/gstbufferlist.h>
#include <string.h>
#define TIMESTAMP 42
static GstBufferList *list;
static GstCaps *caps;
static void
setup (void)
{
list = gst_buffer_list_new ();
caps = gst_caps_new_simple ("text/plain", NULL);
}
static void
cleanup (void)
{
gst_caps_unref (caps);
gst_buffer_list_unref (list);
}
static GstBuffer *
buffer_from_string (const gchar * str)
{
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gsize size;
GstBuffer *buf;
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gpointer data;
size = strlen (str);
buf = gst_buffer_new_and_alloc (size);
gst_buffer_set_caps (buf, caps);
GST_BUFFER_TIMESTAMP (buf) = TIMESTAMP;
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data = gst_buffer_map (buf, NULL, NULL, GST_MAP_WRITE);
memcpy (data, str, size);
gst_buffer_unmap (buf, data, size);
return buf;
}
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static void
check_buffer (GstBuffer * buf, gsize size, const gchar * data)
{
gchar *bdata;
gsize bsize, csize, msize;
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bdata = gst_buffer_map (buf, &bsize, &msize, GST_MAP_READ);
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csize = size ? size : bsize;
GST_DEBUG ("%lu %lu %lu", bsize, csize, msize);
fail_unless (bsize == csize);
fail_unless (memcmp (bdata, data, csize) == 0);
gst_buffer_unmap (buf, bdata, bsize);
}
GST_START_TEST (test_add_and_iterate)
{
GstBufferListIterator *it;
GstBuffer *buf1;
GstBuffer *buf2;
GstBuffer *buf3;
GstBuffer *buf4;
GstBuffer *buf;
/* buffer list is initially empty */
fail_unless (gst_buffer_list_n_groups (list) == 0);
it = gst_buffer_list_iterate (list);
ASSERT_CRITICAL (gst_buffer_list_iterator_add (it, NULL));
ASSERT_CRITICAL (gst_buffer_list_iterator_add (NULL, NULL));
/* cannot add buffer without adding a group first */
buf1 = gst_buffer_new ();
ASSERT_CRITICAL (gst_buffer_list_iterator_add (it, buf1));
/* add a group of 2 buffers */
fail_unless (gst_buffer_list_iterator_n_buffers (it) == 0);
gst_buffer_list_iterator_add_group (it);
fail_unless (gst_buffer_list_n_groups (list) == 1);
ASSERT_CRITICAL (gst_buffer_list_iterator_add (it, NULL));
ASSERT_BUFFER_REFCOUNT (buf1, "buf1", 1);
gst_buffer_list_iterator_add (it, buf1);
ASSERT_BUFFER_REFCOUNT (buf1, "buf1", 1); /* list takes ownership */
fail_unless (gst_buffer_list_n_groups (list) == 1);
fail_unless (gst_buffer_list_iterator_n_buffers (it) == 0);
buf2 = gst_buffer_new ();
gst_buffer_list_iterator_add (it, buf2);
ASSERT_BUFFER_REFCOUNT (buf2, "buf2", 1);
fail_unless (gst_buffer_list_n_groups (list) == 1);
fail_unless (gst_buffer_list_iterator_n_buffers (it) == 0);
/* add another group of 2 buffers */
gst_buffer_list_iterator_add_group (it);
fail_unless (gst_buffer_list_n_groups (list) == 2);
buf3 = gst_buffer_new ();
gst_buffer_list_iterator_add (it, buf3);
ASSERT_BUFFER_REFCOUNT (buf3, "buf3", 1);
fail_unless (gst_buffer_list_n_groups (list) == 2);
fail_unless (gst_buffer_list_iterator_n_buffers (it) == 0);
buf4 = gst_buffer_new ();
gst_buffer_list_iterator_add (it, buf4);
ASSERT_BUFFER_REFCOUNT (buf4, "buf4", 1);
fail_unless (gst_buffer_list_n_groups (list) == 2);
fail_unless (gst_buffer_list_iterator_n_buffers (it) == 0);
/* freeing iterator does not affect list */
gst_buffer_list_iterator_free (it);
fail_unless (gst_buffer_list_n_groups (list) == 2);
/* create a new iterator */
it = gst_buffer_list_iterate (list);
/* iterate list */
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
fail_unless (gst_buffer_list_iterator_next_group (it));
fail_unless (gst_buffer_list_iterator_n_buffers (it) == 2);
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf1);
fail_unless (gst_buffer_list_iterator_n_buffers (it) == 1);
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf2);
fail_unless (gst_buffer_list_iterator_n_buffers (it) == 0);
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
fail_unless (gst_buffer_list_iterator_next_group (it));
fail_unless (gst_buffer_list_iterator_n_buffers (it) == 2);
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf3);
fail_unless (gst_buffer_list_iterator_n_buffers (it) == 1);
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf4);
fail_unless (gst_buffer_list_iterator_n_buffers (it) == 0);
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
fail_if (gst_buffer_list_iterator_next_group (it));
gst_buffer_list_iterator_free (it);
}
GST_END_TEST;
GST_START_TEST (test_make_writable)
{
GstBufferListIterator *it;
GstBufferList *wlist;
GstBuffer *buf1;
GstBuffer *buf2;
GstBuffer *buf3;
GstBuffer *buf;
/* add buffers to list */
it = gst_buffer_list_iterate (list);
gst_buffer_list_iterator_add_group (it);
buf1 = gst_buffer_new_and_alloc (1);
gst_buffer_list_iterator_add (it, buf1);
gst_buffer_list_iterator_add_group (it);
buf2 = gst_buffer_new_and_alloc (2);
gst_buffer_list_iterator_add (it, buf2);
buf3 = gst_buffer_new_and_alloc (3);
gst_buffer_list_iterator_add (it, buf3);
gst_buffer_list_iterator_free (it);
/* making it writable with refcount 1 returns the same list */
wlist = gst_buffer_list_make_writable (list);
fail_unless (wlist == list);
it = gst_buffer_list_iterate (list);
fail_unless (gst_buffer_list_iterator_next_group (it));
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf1);
ASSERT_BUFFER_REFCOUNT (buf1, "buf1", 1);
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
fail_unless (gst_buffer_list_iterator_next_group (it));
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf2);
ASSERT_BUFFER_REFCOUNT (buf2, "buf2", 1);
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf3);
ASSERT_BUFFER_REFCOUNT (buf3, "buf3", 1);
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
fail_if (gst_buffer_list_iterator_next_group (it));
gst_buffer_list_iterator_free (it);
/* making it writable with refcount 2 returns a copy of the list with
* increased refcount on the buffers in the list */
gst_buffer_list_ref (list);
fail_unless (GST_MINI_OBJECT_REFCOUNT_VALUE (list) == 2);
wlist = gst_buffer_list_make_writable (list);
fail_unless (GST_MINI_OBJECT_REFCOUNT_VALUE (list) == 1);
fail_unless (GST_MINI_OBJECT_REFCOUNT_VALUE (wlist) == 1);
fail_unless (wlist != list);
it = gst_buffer_list_iterate (wlist);
fail_unless (gst_buffer_list_iterator_next_group (it));
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf1);
ASSERT_BUFFER_REFCOUNT (buf1, "buf1", 2);
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
fail_unless (gst_buffer_list_iterator_next_group (it));
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf2);
ASSERT_BUFFER_REFCOUNT (buf2, "buf2", 2);
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf3);
ASSERT_BUFFER_REFCOUNT (buf3, "buf3", 2);
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
fail_if (gst_buffer_list_iterator_next_group (it));
gst_buffer_list_iterator_free (it);
gst_buffer_list_unref (wlist);
}
GST_END_TEST;
GST_START_TEST (test_copy)
{
GstBufferListIterator *it;
GstBufferList *list_copy;
GstBuffer *buf1;
GstBuffer *buf2;
GstBuffer *buf3;
GstBuffer *buf;
/* add buffers to the list */
it = gst_buffer_list_iterate (list);
gst_buffer_list_iterator_add_group (it);
buf1 = gst_buffer_new ();
gst_buffer_list_iterator_add (it, buf1);
gst_buffer_list_iterator_add_group (it);
buf2 = gst_buffer_new ();
gst_buffer_list_iterator_add (it, buf2);
buf3 = gst_buffer_new ();
gst_buffer_list_iterator_add (it, buf3);
gst_buffer_list_iterator_free (it);
/* make a copy */
list_copy = gst_buffer_list_copy (list);
fail_unless (GST_MINI_OBJECT_REFCOUNT_VALUE (list) == 1);
fail_unless (GST_MINI_OBJECT_REFCOUNT_VALUE (list_copy) == 1);
fail_unless (list_copy != list);
it = gst_buffer_list_iterate (list_copy);
fail_unless (gst_buffer_list_iterator_next_group (it));
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf1);
ASSERT_BUFFER_REFCOUNT (buf1, "buf1", 2);
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
fail_unless (gst_buffer_list_iterator_next_group (it));
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf2);
ASSERT_BUFFER_REFCOUNT (buf2, "buf2", 2);
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf3);
ASSERT_BUFFER_REFCOUNT (buf3, "buf3", 2);
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
fail_if (gst_buffer_list_iterator_next_group (it));
gst_buffer_list_iterator_free (it);
gst_buffer_list_unref (list_copy);
}
GST_END_TEST;
GST_START_TEST (test_steal)
{
GstBufferListIterator *it;
GstBuffer *buf1;
GstBuffer *buf2;
GstBuffer *buf3;
GstBuffer *buf;
/* add buffers to the list */
it = gst_buffer_list_iterate (list);
gst_buffer_list_iterator_add_group (it);
buf1 = gst_buffer_new ();
gst_buffer_list_iterator_add (it, buf1);
gst_buffer_list_iterator_add_group (it);
buf2 = gst_buffer_new ();
gst_buffer_list_iterator_add (it, buf2);
buf3 = gst_buffer_new ();
gst_buffer_list_iterator_add (it, buf3);
gst_buffer_list_iterator_free (it);
/* check some error handling */
ASSERT_CRITICAL ((buf = gst_buffer_list_iterator_steal (NULL)));
fail_unless (buf == NULL);
it = gst_buffer_list_iterate (list);
ASSERT_CRITICAL ((buf = gst_buffer_list_iterator_steal (it)));
fail_unless (buf == NULL);
/* steal the first buffer */
ASSERT_CRITICAL ((buf = gst_buffer_list_iterator_steal (it)));
fail_unless (gst_buffer_list_iterator_next_group (it));
ASSERT_CRITICAL ((buf = gst_buffer_list_iterator_steal (it)));
fail_unless (gst_buffer_list_iterator_next (it) == buf1);
buf = gst_buffer_list_iterator_steal (it);
fail_unless (buf == buf1);
ASSERT_BUFFER_REFCOUNT (buf, "buf", 1);
gst_buffer_unref (buf);
ASSERT_CRITICAL ((buf = gst_buffer_list_iterator_steal (it)));
fail_unless (buf == NULL);
/* steal the second buffer */
fail_unless (gst_buffer_list_iterator_next_group (it));
ASSERT_CRITICAL ((buf = gst_buffer_list_iterator_steal (it)));
fail_unless (gst_buffer_list_iterator_next (it) == buf2);
buf = gst_buffer_list_iterator_steal (it);
fail_unless (buf == buf2);
ASSERT_BUFFER_REFCOUNT (buf, "buf", 1);
gst_buffer_unref (buf);
ASSERT_CRITICAL ((buf = gst_buffer_list_iterator_steal (it)));
/* steal the third buffer */
fail_unless (gst_buffer_list_iterator_next (it) == buf3);
buf = gst_buffer_list_iterator_steal (it);
fail_unless (buf == buf3);
ASSERT_BUFFER_REFCOUNT (buf, "buf", 1);
gst_buffer_unref (buf);
ASSERT_CRITICAL ((buf = gst_buffer_list_iterator_steal (it)));
gst_buffer_list_iterator_free (it);
/* iterate again when all buffers have been stolen */
it = gst_buffer_list_iterate (list);
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
fail_unless (gst_buffer_list_iterator_next_group (it));
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
fail_unless (gst_buffer_list_iterator_next_group (it));
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
fail_if (gst_buffer_list_iterator_next_group (it));
gst_buffer_list_iterator_free (it);
}
GST_END_TEST;
GST_START_TEST (test_take)
{
GstBufferListIterator *it;
GstBuffer *buf1;
GstBuffer *buf2;
GstBuffer *buf3;
GstBuffer *buf;
/* add buffers to the list */
it = gst_buffer_list_iterate (list);
gst_buffer_list_iterator_add_group (it);
buf1 = gst_buffer_new ();
gst_buffer_ref (buf1);
gst_buffer_list_iterator_add (it, buf1);
gst_buffer_list_iterator_add_group (it);
buf2 = gst_buffer_new ();
gst_buffer_ref (buf2);
gst_buffer_list_iterator_add (it, buf2);
buf3 = gst_buffer_new ();
gst_buffer_ref (buf3);
gst_buffer_list_iterator_add (it, buf3);
gst_buffer_list_iterator_free (it);
/* check some error handling */
ASSERT_CRITICAL (gst_buffer_list_iterator_take (NULL, NULL));
it = gst_buffer_list_iterate (list);
ASSERT_CRITICAL (gst_buffer_list_iterator_take (it, NULL));
buf = gst_buffer_new ();
gst_buffer_ref (buf);
ASSERT_CRITICAL (gst_buffer_list_iterator_take (NULL, buf));
ASSERT_BUFFER_REFCOUNT (buf, "buf", 2);
/* replace the first buffer */
ASSERT_CRITICAL (gst_buffer_list_iterator_take (it, buf));
ASSERT_BUFFER_REFCOUNT (buf, "buf", 2);
fail_unless (gst_buffer_list_iterator_next_group (it));
ASSERT_CRITICAL (gst_buffer_list_iterator_take (it, buf));
ASSERT_BUFFER_REFCOUNT (buf, "buf", 2);
fail_unless (gst_buffer_list_iterator_next (it) == buf1);
ASSERT_CRITICAL (gst_buffer_list_iterator_take (it, NULL));
ASSERT_BUFFER_REFCOUNT (buf1, "buf1", 2);
gst_buffer_list_iterator_take (it, buf);
ASSERT_BUFFER_REFCOUNT (buf, "buf", 2);
ASSERT_BUFFER_REFCOUNT (buf1, "buf1", 1);
gst_buffer_unref (buf1);
/* replace the first buffer again, with itself */
gst_buffer_ref (buf);
gst_buffer_list_iterator_take (it, buf);
ASSERT_BUFFER_REFCOUNT (buf, "buf", 2);
/* replace the second buffer */
gst_buffer_ref (buf);
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
ASSERT_CRITICAL (gst_buffer_list_iterator_take (it, buf));
ASSERT_BUFFER_REFCOUNT (buf, "buf", 3);
fail_unless (gst_buffer_list_iterator_next_group (it));
ASSERT_BUFFER_REFCOUNT (buf2, "buf2", 2);
ASSERT_CRITICAL (gst_buffer_list_iterator_take (it, buf));
ASSERT_BUFFER_REFCOUNT (buf, "buf", 3);
ASSERT_BUFFER_REFCOUNT (buf2, "buf2", 2);
fail_unless (gst_buffer_list_iterator_next (it) == buf2);
ASSERT_CRITICAL (gst_buffer_list_iterator_take (it, NULL));
ASSERT_BUFFER_REFCOUNT (buf2, "buf2", 2);
gst_buffer_list_iterator_take (it, buf);
ASSERT_BUFFER_REFCOUNT (buf, "buf", 3);
ASSERT_BUFFER_REFCOUNT (buf2, "buf2", 1);
gst_buffer_unref (buf2);
/* replace the third buffer */
gst_buffer_ref (buf);
fail_unless (gst_buffer_list_iterator_next (it) == buf3);
ASSERT_BUFFER_REFCOUNT (buf3, "buf3", 2);
gst_buffer_list_iterator_take (it, buf);
ASSERT_BUFFER_REFCOUNT (buf, "buf", 4);
ASSERT_BUFFER_REFCOUNT (buf3, "buf3", 1);
gst_buffer_unref (buf3);
fail_if (gst_buffer_list_iterator_next_group (it));
ASSERT_CRITICAL (gst_buffer_list_iterator_take (it, buf));
ASSERT_BUFFER_REFCOUNT (buf, "buf", 4);
gst_buffer_unref (buf);
gst_buffer_list_iterator_free (it);
}
GST_END_TEST;
static gpointer do_data_func_data;
static gboolean notified;
static GstBuffer *
do_data_func (GstBuffer * buffer, gpointer data)
{
do_data_func_data = data;
fail_if (notified);
return buffer;
}
static GstBuffer *
do_func_null (GstBuffer * buffer)
{
gst_buffer_unref (buffer);
return NULL;
}
GST_START_TEST (test_do)
{
GstBufferListIterator *it;
GstBuffer *buf1;
GstBuffer *buf;
gchar *data;
/* error handling */
ASSERT_CRITICAL ((buf = gst_buffer_list_iterator_do (NULL, NULL, NULL)));
fail_unless (buf == NULL);
fail_unless (buf == NULL);
it = gst_buffer_list_iterate (list);
ASSERT_CRITICAL ((buf = gst_buffer_list_iterator_do (it, NULL, NULL)));
fail_unless (buf == NULL);
fail_unless (buf == NULL);
/* add buffers to the list */
gst_buffer_list_iterator_add_group (it);
buf1 = gst_buffer_new ();
gst_buffer_ref (buf1);
gst_buffer_list_iterator_add (it, buf1);
gst_buffer_list_iterator_add_group (it);
gst_buffer_list_iterator_free (it);
/* call do-function */
it = gst_buffer_list_iterate (list);
fail_unless (gst_buffer_list_iterator_next_group (it));
ASSERT_CRITICAL ((buf =
gst_buffer_list_iterator_do (it,
(GstBufferListDoFunction) gst_buffer_ref, NULL)));
fail_unless (buf == NULL);
data = (char *) "data";
ASSERT_CRITICAL ((buf = gst_buffer_list_iterator_do (it, do_data_func,
data)));
fail_unless (buf == NULL);
fail_unless (do_data_func_data != data);
buf = gst_buffer_list_iterator_next (it);
fail_unless (buf == buf1);
ASSERT_BUFFER_REFCOUNT (buf1, "buf1", 2);
buf =
gst_buffer_list_iterator_do (it, (GstBufferListDoFunction) gst_buffer_ref,
NULL);
fail_unless (buf == buf1);
ASSERT_BUFFER_REFCOUNT (buf1, "buf1", 3);
gst_buffer_unref (buf);
buf = gst_buffer_list_iterator_do (it, do_data_func, data);
fail_unless (buf == buf1);
fail_unless (do_data_func_data == data);
/* do-function that return a new buffer replaces the buffer in the list */
ASSERT_BUFFER_REFCOUNT (buf1, "buf1", 2);
buf = gst_buffer_list_iterator_do (it,
(GstBufferListDoFunction) gst_mini_object_make_writable, NULL);
fail_unless (buf != buf1);
ASSERT_BUFFER_REFCOUNT (buf, "buf", 1);
ASSERT_BUFFER_REFCOUNT (buf, "buf1", 1);
gst_buffer_replace (&buf1, buf);
/* do-function that return NULL removes the buffer from the list */
ASSERT_BUFFER_REFCOUNT (buf1, "buf1", 2);
fail_unless (gst_buffer_list_iterator_do (it,
(GstBufferListDoFunction) do_func_null, NULL) == NULL);
ASSERT_BUFFER_REFCOUNT (buf1, "buf1", 1);
ASSERT_CRITICAL ((buf =
gst_buffer_list_iterator_do (it,
(GstBufferListDoFunction) gst_buffer_ref, NULL)));
fail_unless (buf == NULL);
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
gst_buffer_list_iterator_free (it);
it = gst_buffer_list_iterate (list);
fail_unless (gst_buffer_list_iterator_next_group (it));
fail_unless (gst_buffer_list_iterator_next (it) == NULL);
fail_if (gst_buffer_list_iterator_next_group (it));
gst_buffer_list_iterator_free (it);
gst_buffer_unref (buf1);
}
GST_END_TEST;
GST_START_TEST (test_merge)
{
GstBufferListIterator *it;
GstBufferListIterator *merge_it;
GstBuffer *merged_buf;
GstBuffer *buf;
it = gst_buffer_list_iterate (list);
fail_unless (gst_buffer_list_iterator_merge_group (it) == NULL);
/* create a new group and add a buffer */
gst_buffer_list_iterator_add_group (it);
fail_unless (gst_buffer_list_iterator_merge_group (it) == NULL);
buf = buffer_from_string ("One");
gst_buffer_ref (buf);
gst_buffer_list_iterator_add (it, buf);
/* merging a group with one buffer returns a copy of the buffer */
merge_it = gst_buffer_list_iterate (list);
fail_unless (gst_buffer_list_iterator_next_group (merge_it));
merged_buf = gst_buffer_list_iterator_merge_group (merge_it);
fail_unless (merged_buf != buf);
ASSERT_BUFFER_REFCOUNT (merged_buf, "merged_buf", 1);
gst_buffer_unref (buf);
fail_unless (GST_BUFFER_CAPS (merged_buf) == caps);
fail_unless (GST_BUFFER_TIMESTAMP (merged_buf) == TIMESTAMP);
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check_buffer (merged_buf, 3, "One");
gst_buffer_unref (merged_buf);
/* add another buffer to the same group */
gst_buffer_list_iterator_add (it, buffer_from_string ("Group"));
/* merging a group returns a new buffer with merged data */
merged_buf = gst_buffer_list_iterator_merge_group (merge_it);
ASSERT_BUFFER_REFCOUNT (merged_buf, "merged_buf", 1);
fail_unless (GST_BUFFER_CAPS (merged_buf) == caps);
fail_unless (GST_BUFFER_TIMESTAMP (merged_buf) == TIMESTAMP);
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check_buffer (merged_buf, 8, "OneGroup");
/* merging the same group again should return a new buffer with merged data */
buf = gst_buffer_list_iterator_merge_group (merge_it);
ASSERT_BUFFER_REFCOUNT (buf, "buf", 1);
fail_unless (buf != merged_buf);
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check_buffer (buf, 8, "OneGroup");
gst_buffer_unref (buf);
gst_buffer_unref (merged_buf);
/* add a new group */
gst_buffer_list_iterator_add_group (it);
gst_buffer_list_iterator_add (it, buffer_from_string ("AnotherGroup"));
gst_buffer_list_iterator_free (it);
/* merge the first group again */
merged_buf = gst_buffer_list_iterator_merge_group (merge_it);
ASSERT_BUFFER_REFCOUNT (merged_buf, "merged_buf", 1);
fail_unless (GST_BUFFER_CAPS (merged_buf) == caps);
fail_unless (GST_BUFFER_TIMESTAMP (merged_buf) == TIMESTAMP);
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check_buffer (merged_buf, 8, "OneGroup");
gst_buffer_unref (merged_buf);
/* merge the second group */
fail_unless (gst_buffer_list_iterator_next_group (merge_it));
merged_buf = gst_buffer_list_iterator_merge_group (merge_it);
ASSERT_BUFFER_REFCOUNT (merged_buf, "merged_buf", 1);
fail_unless (GST_BUFFER_CAPS (merged_buf) == caps);
fail_unless (GST_BUFFER_TIMESTAMP (merged_buf) == TIMESTAMP);
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check_buffer (merged_buf, 12, "AnotherGroup");
gst_buffer_unref (merged_buf);
gst_buffer_list_iterator_free (merge_it);
/* steal the second buffer and merge the first group again */
it = gst_buffer_list_iterate (list);
fail_unless (gst_buffer_list_iterator_next_group (it));
fail_unless (gst_buffer_list_iterator_next (it) != NULL);
fail_unless (gst_buffer_list_iterator_next (it) != NULL);
buf = gst_buffer_list_iterator_steal (it);
gst_buffer_list_iterator_free (it);
fail_unless (buf != NULL);
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check_buffer (buf, 0, "Group");
gst_buffer_unref (buf);
merge_it = gst_buffer_list_iterate (list);
fail_unless (gst_buffer_list_iterator_next_group (merge_it));
merged_buf = gst_buffer_list_iterator_merge_group (merge_it);
ASSERT_BUFFER_REFCOUNT (merged_buf, "merged_buf", 1);
fail_unless (GST_BUFFER_CAPS (merged_buf) == caps);
fail_unless (GST_BUFFER_TIMESTAMP (merged_buf) == TIMESTAMP);
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check_buffer (merged_buf, 3, "One");
gst_buffer_unref (merged_buf);
/* steal the first buffer too and merge the first group again */
it = gst_buffer_list_iterate (list);
fail_unless (gst_buffer_list_iterator_next_group (it));
fail_unless (gst_buffer_list_iterator_next (it) != NULL);
buf = gst_buffer_list_iterator_steal (it);
fail_unless (buf != NULL);
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check_buffer (buf, 3, "One");
gst_buffer_unref (buf);
gst_buffer_list_iterator_free (it);
fail_unless (gst_buffer_list_iterator_merge_group (merge_it) == NULL);
gst_buffer_list_iterator_free (merge_it);
}
GST_END_TEST;
typedef struct
{
GstBuffer *buf[3][3];
guint iter;
} ForeachData;
static GstBufferListItem
foreach_func1 (GstBuffer ** buffer, guint group, guint idx, ForeachData * data)
{
fail_unless (buffer != NULL);
fail_unless (*buffer == data->buf[group][idx]);
data->iter++;
return GST_BUFFER_LIST_CONTINUE;
}
static GstBufferListItem
foreach_func2 (GstBuffer ** buffer, guint group, guint idx, ForeachData * data)
{
fail_unless (idx == 0);
fail_unless (buffer != NULL);
fail_unless (*buffer == data->buf[group][idx]);
data->iter++;
return GST_BUFFER_LIST_SKIP_GROUP;
}
static GstBufferListItem
foreach_func3 (GstBuffer ** buffer, guint group, guint idx, ForeachData * data)
{
fail_unless (group == 0);
fail_unless (idx == 0);
fail_unless (buffer != NULL);
fail_unless (*buffer == data->buf[group][idx]);
data->iter++;
return GST_BUFFER_LIST_END;
}
static GstBufferListItem
foreach_func4 (GstBuffer ** buffer, guint group, guint idx, ForeachData * data)
{
fail_unless (idx == 0);
fail_unless (buffer != NULL);
fail_unless (*buffer == data->buf[group][idx]);
gst_buffer_unref (*buffer);
*buffer = NULL;
data->iter++;
return GST_BUFFER_LIST_SKIP_GROUP;
}
static GstBufferListItem
foreach_func5 (GstBuffer ** buffer, guint group, guint idx, ForeachData * data)
{
fail_unless (buffer != NULL);
data->iter++;
return GST_BUFFER_LIST_CONTINUE;
}
GST_START_TEST (test_foreach)
{
GstBufferListIterator *it;
ForeachData data;
/* add buffers to the list */
it = gst_buffer_list_iterate (list);
gst_buffer_list_iterator_add_group (it);
data.buf[0][0] = gst_buffer_new ();
gst_buffer_list_iterator_add (it, data.buf[0][0]);
gst_buffer_list_iterator_add_group (it);
data.buf[1][0] = gst_buffer_new ();
gst_buffer_list_iterator_add (it, data.buf[1][0]);
data.buf[1][1] = gst_buffer_new ();
gst_buffer_list_iterator_add (it, data.buf[1][1]);
gst_buffer_list_iterator_free (it);
fail_unless (gst_buffer_list_get (list, 0, 0) == data.buf[0][0]);
fail_unless (gst_buffer_list_get (list, 0, 1) == NULL);
fail_unless (gst_buffer_list_get (list, 1, 0) == data.buf[1][0]);
fail_unless (gst_buffer_list_get (list, 1, 1) == data.buf[1][1]);
fail_unless (gst_buffer_list_get (list, 1, 2) == NULL);
fail_unless (gst_buffer_list_get (list, 2, 0) == NULL);
fail_unless (gst_buffer_list_get (list, 2, 1) == NULL);
fail_unless (gst_buffer_list_get (list, 3, 3) == NULL);
/* iterate everything */
data.iter = 0;
gst_buffer_list_foreach (list, (GstBufferListFunc) foreach_func1, &data);
fail_unless (data.iter == 3);
/* iterate only the first buffer of groups */
data.iter = 0;
gst_buffer_list_foreach (list, (GstBufferListFunc) foreach_func2, &data);
fail_unless (data.iter == 2);
/* iterate only the first buffer */
data.iter = 0;
gst_buffer_list_foreach (list, (GstBufferListFunc) foreach_func3, &data);
fail_unless (data.iter == 1);
/* remove the first buffer of each group */
data.iter = 0;
gst_buffer_list_foreach (list, (GstBufferListFunc) foreach_func4, &data);
fail_unless (data.iter == 2);
fail_unless (gst_buffer_list_get (list, 0, 0) == NULL);
fail_unless (gst_buffer_list_get (list, 0, 1) == NULL);
fail_unless (gst_buffer_list_get (list, 1, 0) == data.buf[1][1]);
fail_unless (gst_buffer_list_get (list, 1, 1) == NULL);
fail_unless (gst_buffer_list_get (list, 1, 2) == NULL);
fail_unless (gst_buffer_list_get (list, 2, 0) == NULL);
/* iterate everything, just one more buffer now */
data.iter = 0;
gst_buffer_list_foreach (list, (GstBufferListFunc) foreach_func5, &data);
fail_unless (data.iter == 1);
}
GST_END_TEST;
GST_START_TEST (test_list)
{
GstBufferListIterator *it;
GList *l = NULL;
gint i;
for (i = 0; i < 10; i++) {
gchar name[10];
g_snprintf (name, 10, "%d", i);
l = g_list_append (l, buffer_from_string (name));
}
/* add buffers to the list */
it = gst_buffer_list_iterate (list);
gst_buffer_list_iterator_add_group (it);
gst_buffer_list_iterator_add_list (it, l);
/* add a buffer */
gst_buffer_list_iterator_add (it, buffer_from_string ("10"));
/* add another list */
l = g_list_append (NULL, buffer_from_string ("11"));
gst_buffer_list_iterator_add_list (it, l);
for (i = 0; i < 12; i++) {
GstBuffer *buf;
gchar name[10];
buf = gst_buffer_list_get (list, 0, i);
g_snprintf (name, 10, "%d", i);
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check_buffer (buf, 0, name);
}
gst_buffer_list_iterator_free (it);
}
GST_END_TEST;
static Suite *
gst_buffer_list_suite (void)
{
Suite *s = suite_create ("GstBufferList");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_checked_fixture (tc_chain, setup, cleanup);
tcase_add_test (tc_chain, test_add_and_iterate);
tcase_add_test (tc_chain, test_make_writable);
tcase_add_test (tc_chain, test_copy);
tcase_add_test (tc_chain, test_steal);
tcase_add_test (tc_chain, test_take);
tcase_add_test (tc_chain, test_do);
tcase_add_test (tc_chain, test_merge);
tcase_add_test (tc_chain, test_foreach);
tcase_add_test (tc_chain, test_list);
return s;
}
GST_CHECK_MAIN (gst_buffer_list);