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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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169 lines
4.8 KiB
C
169 lines
4.8 KiB
C
/* GStreamer zxing element unit test
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*
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* Copyright (C) 2019 Stéphane Cerveau <scerveau@collabora.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <gst/check/gstcheck.h>
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static GstElement *
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setup_pipeline (const gchar * in_format)
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{
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GstElement *pipeline;
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gchar *path;
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gchar *pipeline_str;
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path = g_build_filename (GST_TEST_FILES_PATH, "barcode.png", NULL);
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GST_LOG ("reading file '%s'", path);
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pipeline_str =
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g_strdup_printf ("filesrc location=%s ! "
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"pngdec ! videoconvert ! video/x-raw,format=%s ! zxing name=zxing"
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" ! fakesink", path, in_format);
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GST_LOG ("Running pipeline: %s", pipeline_str);
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pipeline = gst_parse_launch (pipeline_str, NULL);
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fail_unless (pipeline != NULL);
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g_free (pipeline_str);
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g_free (path);
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return pipeline;
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}
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static GstMessage *
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get_zxing_msg_until_eos (GstElement * pipeline)
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{
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GstMessage *zxing_msg = NULL;
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do {
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GstMessage *msg;
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msg = gst_bus_timed_pop_filtered (GST_ELEMENT_BUS (pipeline), -1,
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GST_MESSAGE_ELEMENT | GST_MESSAGE_EOS | GST_MESSAGE_ERROR);
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GST_INFO ("message: %" GST_PTR_FORMAT, msg);
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fail_if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR);
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if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_EOS) {
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gst_message_unref (msg);
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break;
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}
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if (!g_strcmp0 (GST_OBJECT_NAME (GST_MESSAGE_SRC (msg)), "zxing")
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&& zxing_msg == NULL) {
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zxing_msg = msg;
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} else {
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gst_message_unref (msg);
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}
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} while (1);
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return zxing_msg;
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}
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GST_START_TEST (test_still_image)
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{
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GstMessage *zxing_msg;
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const GstStructure *s;
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GstElement *pipeline;
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const gchar *type, *symbol;
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pipeline = setup_pipeline ("ARGB");
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fail_unless_equals_int (gst_element_set_state (pipeline, GST_STATE_PLAYING),
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GST_STATE_CHANGE_ASYNC);
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zxing_msg = get_zxing_msg_until_eos (pipeline);
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fail_unless (zxing_msg != NULL);
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s = gst_message_get_structure (zxing_msg);
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fail_unless (s != NULL);
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fail_unless (gst_structure_has_name (s, "barcode"));
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fail_unless (gst_structure_has_field (s, "timestamp"));
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fail_unless (gst_structure_has_field (s, "stream-time"));
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fail_unless (gst_structure_has_field (s, "running-time"));
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fail_unless (gst_structure_has_field (s, "type"));
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fail_unless (gst_structure_has_field (s, "symbol"));
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type = gst_structure_get_string (s, "type");
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fail_unless_equals_string (type, "EAN-13");
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symbol = gst_structure_get_string (s, "symbol");
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fail_unless_equals_string (symbol, "9876543210128");
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fail_if (gst_structure_has_field (s, "frame"));
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fail_unless_equals_int (gst_element_set_state (pipeline, GST_STATE_NULL),
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GST_STATE_CHANGE_SUCCESS);
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gst_object_unref (pipeline);
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gst_message_unref (zxing_msg);
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}
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GST_END_TEST;
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GST_START_TEST (test_still_image_with_sample)
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{
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GstMessage *zxing_msg = NULL;
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const GstStructure *s;
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GstElement *pipeline;
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GstSample *sample;
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pipeline = setup_pipeline ("ARGB");
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gst_child_proxy_set ((GstChildProxy *) pipeline, "zxing::attach-frame", TRUE,
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NULL);
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fail_unless_equals_int (gst_element_set_state (pipeline, GST_STATE_PLAYING),
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GST_STATE_CHANGE_ASYNC);
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zxing_msg = get_zxing_msg_until_eos (pipeline);
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fail_unless (zxing_msg != NULL);
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s = gst_message_get_structure (zxing_msg);
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fail_unless (s != NULL);
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fail_unless (gst_structure_get (s, "frame", GST_TYPE_SAMPLE, &sample, NULL));
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fail_unless (gst_sample_get_buffer (sample));
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fail_unless (gst_sample_get_caps (sample));
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gst_sample_unref (sample);
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fail_unless_equals_int (gst_element_set_state (pipeline, GST_STATE_NULL),
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GST_STATE_CHANGE_SUCCESS);
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gst_object_unref (pipeline);
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gst_message_unref (zxing_msg);
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}
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GST_END_TEST;
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static Suite *
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zxing_suite (void)
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{
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Suite *s = suite_create ("zxing");
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TCase *tc_chain = tcase_create ("general");
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suite_add_tcase (s, tc_chain);
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if (!gst_registry_check_feature_version (gst_registry_get (), "pngdec", 0, 10,
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25)) {
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GST_INFO ("Skipping test, pngdec either not available or too old");
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} else {
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tcase_add_test (tc_chain, test_still_image);
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tcase_add_test (tc_chain, test_still_image_with_sample);
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}
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return s;
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}
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GST_CHECK_MAIN (zxing);
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