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/* GStreamer zbar element unit test
*
* Copyright (C) 2010 Tim-Philipp Müller <tim centricular net>
*
* 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_still_image)
{
GstMessage *zbar_msg = NULL;
const GstStructure *s;
GstElement *pipeline, *src, *dec, *csp, *zbar, *sink;
const gchar *type, *symbol;
gchar *path;
int qual;
pipeline = gst_pipeline_new ("pipeline");
src = gst_element_factory_make ("filesrc", NULL);
dec = gst_element_factory_make ("pngdec", NULL);
csp = gst_element_factory_make ("videoconvert", NULL);
zbar = gst_element_factory_make ("zbar", NULL);
sink = gst_element_factory_make ("fakesink", NULL);
path = g_build_filename (GST_TEST_FILES_PATH, "barcode.png", NULL);
GST_LOG ("reading file '%s'", path);
g_object_set (src, "location", path, NULL);
g_free (path);
gst_bin_add_many (GST_BIN (pipeline), src, dec, csp, zbar, sink, NULL);
fail_unless (gst_element_link_many (src, dec, csp, zbar, sink, NULL));
fail_unless_equals_int (gst_element_set_state (pipeline, GST_STATE_PLAYING),
GST_STATE_CHANGE_ASYNC);
do {
GstMessage *msg;
msg = gst_bus_timed_pop_filtered (GST_ELEMENT_BUS (pipeline), -1,
GST_MESSAGE_ELEMENT | GST_MESSAGE_EOS | GST_MESSAGE_ERROR);
GST_INFO ("message: %" GST_PTR_FORMAT, msg);
fail_if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR);
if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_EOS) {
gst_message_unref (msg);
break;
}
if (GST_MESSAGE_SRC (msg) == GST_OBJECT_CAST (zbar) && zbar_msg == NULL) {
zbar_msg = msg;
} else {
gst_message_unref (msg);
}
} while (1);
fail_unless (zbar_msg != NULL);
s = gst_message_get_structure (zbar_msg);
fail_unless (s != NULL);
fail_unless (gst_structure_has_name (s, "barcode"));
fail_unless (gst_structure_has_field (s, "timestamp"));
fail_unless (gst_structure_has_field (s, "type"));
fail_unless (gst_structure_has_field (s, "symbol"));
fail_unless (gst_structure_has_field (s, "quality"));
fail_unless (gst_structure_get_int (s, "quality", &qual));
fail_unless (qual >= 90);
type = gst_structure_get_string (s, "type");
fail_unless_equals_string (type, "EAN-13");
symbol = gst_structure_get_string (s, "symbol");
fail_unless_equals_string (symbol, "9876543210128");
fail_unless_equals_int (gst_element_set_state (pipeline, GST_STATE_NULL),
GST_STATE_CHANGE_SUCCESS);
gst_object_unref (pipeline);
gst_message_unref (zbar_msg);
}
GST_END_TEST;
static Suite *
zbar_suite (void)
{
Suite *s = suite_create ("zbar");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
if (!gst_registry_check_feature_version (gst_registry_get (), "pngdec", 0, 10,
25)) {
GST_INFO ("Skipping test, pngdec either not available or too old");
} else {
tcase_add_test (tc_chain, test_still_image);
}
return s;
}
GST_CHECK_MAIN (zbar);
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