gstreamer/tests/check/pipelines/metadata.c

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/* GStreamer
* Copyright (C) 2008 Nokia Corporation. (contact <stefan.kost@nokia.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>
static GstTagList *received_tags = NULL;
static gboolean
bus_handler (GstBus * bus, GstMessage * message, gpointer data)
{
GMainLoop *loop = (GMainLoop *) data;
switch (message->type) {
case GST_MESSAGE_EOS:
g_main_loop_quit (loop);
break;
case GST_MESSAGE_WARNING:
case GST_MESSAGE_ERROR:{
GError *gerror;
gchar *debug;
gst_message_parse_error (message, &gerror, &debug);
gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
g_error_free (gerror);
g_free (debug);
g_main_loop_quit (loop);
break;
}
case GST_MESSAGE_TAG:{
if (received_tags == NULL) {
gst_message_parse_tag (message, &received_tags);
} else {
GstTagList *tl = NULL, *ntl = NULL;
gst_message_parse_tag (message, &tl);
if (tl) {
ntl = gst_tag_list_merge (received_tags, tl, GST_TAG_MERGE_PREPEND);
if (ntl) {
GST_LOG ("taglists merged: %" GST_PTR_FORMAT, ntl);
gst_tag_list_free (received_tags);
received_tags = ntl;
}
gst_tag_list_free (tl);
}
}
break;
}
default:
break;
}
return TRUE;
}
static void
test_tags (const gchar * tag_str)
{
GstElement *pipeline;
GstBus *bus;
GMainLoop *loop;
GstTagList *sent_tags;
gint i, j, n_recv, n_sent;
const gchar *name_sent, *name_recv;
const GValue *value_sent, *value_recv;
gboolean found, ok;
gint comparison;
GstElement *videotestsrc, *jpegenc, *metadatamux, *metadatademux, *fakesink;
GstTagSetter *setter;
GST_DEBUG ("testing tags : %s", tag_str);
if (received_tags) {
gst_tag_list_free (received_tags);
received_tags = NULL;
}
pipeline = gst_pipeline_new ("pipeline");
fail_unless (pipeline != NULL);
videotestsrc = gst_element_factory_make ("videotestsrc", "src");
fail_unless (videotestsrc != NULL);
g_object_set (G_OBJECT (videotestsrc), "num-buffers", 1, NULL);
jpegenc = gst_element_factory_make ("jpegenc", "enc");
if (jpegenc == NULL) {
g_print ("Cannot test - jpegenc not available\n");
return;
}
metadatamux = gst_element_factory_make ("metadatamux", "mux");
g_object_set (G_OBJECT (metadatamux), "exif", TRUE, NULL);
fail_unless (metadatamux != NULL);
metadatademux = gst_element_factory_make ("metadatademux", "demux");
fail_unless (metadatademux != NULL);
fakesink = gst_element_factory_make ("fakesink", "sink");
fail_unless (fakesink != NULL);
gst_bin_add_many (GST_BIN (pipeline), videotestsrc, jpegenc, metadatamux,
metadatademux, fakesink, NULL);
ok = gst_element_link_many (videotestsrc, jpegenc, metadatamux, metadatademux,
fakesink, NULL);
fail_unless (ok == TRUE);
loop = g_main_loop_new (NULL, TRUE);
fail_unless (loop != NULL);
bus = gst_element_get_bus (pipeline);
fail_unless (bus != NULL);
gst_bus_add_watch (bus, bus_handler, loop);
gst_object_unref (bus);
gst_element_set_state (pipeline, GST_STATE_READY);
setter = GST_TAG_SETTER (metadatamux);
fail_unless (setter != NULL);
sent_tags = gst_structure_from_string (tag_str, NULL);
fail_unless (sent_tags != NULL);
gst_tag_setter_merge_tags (setter, sent_tags, GST_TAG_MERGE_REPLACE);
gst_element_set_state (pipeline, GST_STATE_PLAYING);
g_main_loop_run (loop);
GST_DEBUG ("mainloop done : %p", received_tags);
/* verify tags */
fail_unless (received_tags != NULL);
n_recv = gst_structure_n_fields (received_tags);
n_sent = gst_structure_n_fields (sent_tags);
/* we also get e.g. an exif binary block */
fail_unless (n_recv >= n_sent);
/* FIXME: compare taglits values */
for (i = 0; i < n_sent; i++) {
name_sent = gst_structure_nth_field_name (sent_tags, i);
value_sent = gst_structure_get_value (sent_tags, name_sent);
found = FALSE;
for (j = 0; j < n_recv; j++) {
name_recv = gst_structure_nth_field_name (received_tags, j);
if (!strcmp (name_sent, name_recv)) {
value_recv = gst_structure_get_value (received_tags, name_recv);
comparison = gst_value_compare (value_sent, value_recv);
if (comparison != GST_VALUE_EQUAL) {
gchar *vs = g_strdup_value_contents (value_sent);
gchar *vr = g_strdup_value_contents (value_recv);
GST_DEBUG ("sent = %s:'%s', recv = %s:'%s'",
G_VALUE_TYPE_NAME (value_sent), vs,
G_VALUE_TYPE_NAME (value_recv), vr);
g_free (vs);
g_free (vr);
}
fail_unless (comparison == GST_VALUE_EQUAL,
"tag item %s has been received with different type or value",
name_sent);
found = TRUE;
break;
}
}
fail_unless (found, "tag item %s is lost", name_sent);
}
gst_tag_list_free (received_tags);
received_tags = NULL;
gst_tag_list_free (sent_tags);
gst_element_set_state (pipeline, GST_STATE_NULL);
g_main_loop_unref (loop);
g_object_unref (pipeline);
}
GST_START_TEST (test_common_tags)
{
test_tags ("taglist,title=\"test image\"");
}
GST_END_TEST;
GST_START_TEST (test_gps_tags)
{
test_tags
("taglist,geo-location-latitude=66.1,geo-location-longitude=22.5,geo-location-elevation=10.3");
test_tags
("taglist,geo-location-latitude=66.1,geo-location-longitude=22.5,geo-location-elevation=-10.3");
test_tags
("taglist,geo-location-latitude=66.1,geo-location-longitude=-22.5,geo-location-elevation=10.3");
test_tags
("taglist,geo-location-latitude=66.1,geo-location-longitude=-22.5,geo-location-elevation=-10.3");
test_tags
("taglist,geo-location-latitude=-66.1,geo-location-longitude=22.5,geo-location-elevation=10.3");
test_tags
("taglist,geo-location-latitude=-66.1,geo-location-longitude=22.5,geo-location-elevation=-10.3");
test_tags
("taglist,geo-location-latitude=-66.1,geo-location-longitude=-22.5,geo-location-elevation=10.3");
test_tags
("taglist,geo-location-latitude=-66.1,geo-location-longitude=-22.5,geo-location-elevation=-10.3");
}
GST_END_TEST;
Suite *
metadata_suite (void)
{
Suite *s = suite_create ("MetaData");
TCase *tc_chain = tcase_create ("general");
/* time out after 60s, not the default 3 */
tcase_set_timeout (tc_chain, 60);
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_common_tags);
tcase_add_test (tc_chain, test_gps_tags);
return s;
}
int
main (int argc, char **argv)
{
int nf;
Suite *s = metadata_suite ();
SRunner *sr = srunner_create (s);
gst_check_init (&argc, &argv);
srunner_run_all (sr, CK_NORMAL);
nf = srunner_ntests_failed (sr);
srunner_free (sr);
return nf;
}