--- /dev/null
+/* GStreamer
+ *
+ * unit test for the id3tag element
+ *
+ * Copyright (C) 2006 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>
+
+#include <gst/gst.h>
+#include <string.h>
+
+#define TEST_ARTIST "Ar T\303\255st"
+#define TEST_TITLE "M\303\274llermilch!"
+#define TEST_ALBUM "Boom"
+#define TEST_DATE g_date_new_dmy(1,1,2006)
+#define TEST_TRACK_NUMBER 7
+#define TEST_TRACK_COUNT 19
+#define TEST_VOLUME_NUMBER 2
+#define TEST_VOLUME_COUNT 3
+#define TEST_TRACK_GAIN 1.45
+#define TEST_ALBUM_GAIN 0.78
+#define TEST_TRACK_PEAK 0.83
+#define TEST_ALBUM_PEAK 0.18
+#define TEST_BPM 113.0
+
+/* for dummy mp3 frame sized MP3_FRAME_SIZE bytes,
+ * start: ff fb b0 44 00 00 08 00 00 4b 00 00 00 00 00 00 */
+static const guint8 mp3_dummyhdr[] = { 0xff, 0xfb, 0xb0, 0x44, 0x00, 0x00,
+ 0x08, 0x00, 0x4b, 0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00
+};
+
+#define MP3_FRAME_SIZE 626
+
+/* the peak and gain values are stored pretty roughly, so check that they're
+ * within 2% of the expected value.
+ */
+#define fail_unless_sorta_equals_float(a, b) \
+G_STMT_START { \
+ double first = a; \
+ double second = b; \
+ fail_unless(fabs (first - second) < (0.02 * fabs (first)), \
+ "'" #a "' (%g) is not equal to '" #b "' (%g)", first, second); \
+} G_STMT_END;
+
+
+static GstTagList *
+test_taglib_id3mux_create_tags (guint32 mask)
+{
+ GstTagList *tags;
+
+ tags = gst_tag_list_new ();
+
+ if (mask & (1 << 0)) {
+ gst_tag_list_add (tags, GST_TAG_MERGE_KEEP,
+ GST_TAG_ARTIST, TEST_ARTIST, NULL);
+ }
+ if (mask & (1 << 1)) {
+ gst_tag_list_add (tags, GST_TAG_MERGE_KEEP,
+ GST_TAG_TITLE, TEST_TITLE, NULL);
+ }
+ if (mask & (1 << 2)) {
+ gst_tag_list_add (tags, GST_TAG_MERGE_KEEP,
+ GST_TAG_ALBUM, TEST_ALBUM, NULL);
+ }
+ if (mask & (1 << 3)) {
+ GDate *date;
+
+ date = TEST_DATE;
+ gst_tag_list_add (tags, GST_TAG_MERGE_KEEP, GST_TAG_DATE, date, NULL);
+ g_date_free (date);
+ }
+ if (mask & (1 << 4)) {
+ gst_tag_list_add (tags, GST_TAG_MERGE_KEEP,
+ GST_TAG_TRACK_NUMBER, TEST_TRACK_NUMBER, NULL);
+ }
+ if (mask & (1 << 5)) {
+ gst_tag_list_add (tags, GST_TAG_MERGE_KEEP,
+ GST_TAG_TRACK_COUNT, TEST_TRACK_COUNT, NULL);
+ }
+ if (mask & (1 << 6)) {
+ gst_tag_list_add (tags, GST_TAG_MERGE_KEEP,
+ GST_TAG_ALBUM_VOLUME_NUMBER, TEST_VOLUME_NUMBER, NULL);
+ }
+ if (mask & (1 << 7)) {
+ gst_tag_list_add (tags, GST_TAG_MERGE_KEEP,
+ GST_TAG_ALBUM_VOLUME_COUNT, TEST_VOLUME_COUNT, NULL);
+ }
+ if (mask & (1 << 8)) {
+ gst_tag_list_add (tags, GST_TAG_MERGE_KEEP,
+ GST_TAG_TRACK_GAIN, TEST_TRACK_GAIN, NULL);
+ }
+ if (mask & (1 << 9)) {
+ gst_tag_list_add (tags, GST_TAG_MERGE_KEEP,
+ GST_TAG_ALBUM_GAIN, TEST_ALBUM_GAIN, NULL);
+ }
+ if (mask & (1 << 10)) {
+ gst_tag_list_add (tags, GST_TAG_MERGE_KEEP,
+ GST_TAG_TRACK_PEAK, TEST_TRACK_PEAK, NULL);
+ }
+ if (mask & (1 << 11)) {
+ gst_tag_list_add (tags, GST_TAG_MERGE_KEEP,
+ GST_TAG_ALBUM_PEAK, TEST_ALBUM_PEAK, NULL);
+ }
+ if (mask & (1 << 12)) {
+ gst_tag_list_add (tags, GST_TAG_MERGE_KEEP,
+ GST_TAG_BEATS_PER_MINUTE, TEST_BPM, NULL);
+ }
+ if (mask & (1 << 13)) {
+ }
+ return tags;
+}
+
+static gboolean
+utf_string_in_buf (GstBuffer * buf, const gchar * s, int v2version)
+{
+ gint i, len;
+ gchar *free_str = NULL;
+
+ if (v2version == 3) {
+ free_str = g_convert (s, -1, "UTF-16LE", "UTF-8", NULL, NULL, NULL);
+ s = free_str;
+ }
+
+ len = strlen (s);
+ for (i = 0; i < (GST_BUFFER_SIZE (buf) - len); ++i) {
+ if (memcmp (GST_BUFFER_DATA (buf) + i, s, len) == 0) {
+ g_free (free_str);
+ return TRUE;
+ }
+ }
+
+ g_free (free_str);
+ return FALSE;
+}
+
+static void
+test_taglib_id3mux_check_tag_buffer (GstBuffer * buf, guint32 mask,
+ int v2version)
+{
+ /* make sure our UTF-8 string hasn't been put into the tag as ISO-8859-1 */
+ if (mask & (1 << 0)) {
+ fail_unless (utf_string_in_buf (buf, TEST_ARTIST, v2version));
+ }
+ /* make sure our UTF-8 string hasn't been put into the tag as ISO-8859-1 */
+ if (mask & (1 << 1)) {
+ fail_unless (utf_string_in_buf (buf, TEST_TITLE, v2version));
+ }
+ /* make sure our UTF-8 string hasn't been put into the tag as ISO-8859-1 */
+ if (mask & (1 << 2)) {
+ fail_unless (utf_string_in_buf (buf, TEST_ALBUM, v2version));
+ }
+}
+
+static void
+test_taglib_id3mux_check_tags (GstTagList * tags, guint32 mask, int v2version)
+{
+ if (mask & (1 << 0)) {
+ gchar *s = NULL;
+
+ fail_unless (gst_tag_list_get_string (tags, GST_TAG_ARTIST, &s));
+ fail_unless (g_str_equal (s, TEST_ARTIST));
+ g_free (s);
+ }
+ if (mask & (1 << 1)) {
+ gchar *s = NULL;
+
+ fail_unless (gst_tag_list_get_string (tags, GST_TAG_TITLE, &s));
+ fail_unless (g_str_equal (s, TEST_TITLE));
+ g_free (s);
+ }
+ if (mask & (1 << 2)) {
+ gchar *s = NULL;
+
+ fail_unless (gst_tag_list_get_string (tags, GST_TAG_ALBUM, &s));
+ fail_unless (g_str_equal (s, TEST_ALBUM));
+ g_free (s);
+ }
+ if (mask & (1 << 3)) {
+ GDate *shouldbe, *date = NULL;
+
+ shouldbe = TEST_DATE;
+ fail_unless (gst_tag_list_get_date (tags, GST_TAG_DATE, &date));
+ fail_unless (g_date_compare (shouldbe, date) == 0);
+ g_date_free (shouldbe);
+ g_date_free (date);
+ }
+ if (mask & (1 << 4)) {
+ guint num;
+
+ fail_unless (gst_tag_list_get_uint (tags, GST_TAG_TRACK_NUMBER, &num));
+ fail_unless (num == TEST_TRACK_NUMBER);
+ }
+ if (mask & (1 << 5)) {
+ guint count;
+
+ fail_unless (gst_tag_list_get_uint (tags, GST_TAG_TRACK_COUNT, &count));
+ fail_unless (count == TEST_TRACK_COUNT);
+ }
+ if (mask & (1 << 6)) {
+ guint num;
+
+ fail_unless (gst_tag_list_get_uint (tags, GST_TAG_ALBUM_VOLUME_NUMBER,
+ &num));
+ fail_unless (num == TEST_VOLUME_NUMBER);
+ }
+ if (mask & (1 << 7)) {
+ guint count;
+
+ fail_unless (gst_tag_list_get_uint (tags, GST_TAG_ALBUM_VOLUME_COUNT,
+ &count));
+ fail_unless (count == TEST_VOLUME_COUNT);
+ }
+ if (mask & (1 << 8)) {
+ gdouble gain;
+
+ if (v2version == 4) {
+ fail_unless (gst_tag_list_get_double (tags, GST_TAG_TRACK_GAIN, &gain));
+ fail_unless_sorta_equals_float (gain, TEST_TRACK_GAIN);
+ }
+ }
+ if (mask & (1 << 9)) {
+ gdouble gain;
+
+ if (v2version == 4) {
+ fail_unless (gst_tag_list_get_double (tags, GST_TAG_ALBUM_GAIN, &gain));
+ fail_unless_sorta_equals_float (gain, TEST_ALBUM_GAIN);
+ }
+ }
+ if (mask & (1 << 10)) {
+ gdouble peak;
+
+ if (v2version == 4) {
+ fail_unless (gst_tag_list_get_double (tags, GST_TAG_TRACK_PEAK, &peak));
+ fail_unless_sorta_equals_float (peak, TEST_TRACK_PEAK);
+ }
+ }
+ if (mask & (1 << 11)) {
+ gdouble peak;
+
+ if (v2version == 4) {
+ fail_unless (gst_tag_list_get_double (tags, GST_TAG_ALBUM_PEAK, &peak));
+ fail_unless_sorta_equals_float (peak, TEST_ALBUM_PEAK);
+ }
+ }
+ if (mask & (1 << 12)) {
+ gdouble bpm;
+
+ fail_unless (gst_tag_list_get_double (tags, GST_TAG_BEATS_PER_MINUTE,
+ &bpm));
+ fail_unless_sorta_equals_float (bpm, TEST_BPM);
+ }
+ if (mask & (1 << 13)) {
+ }
+}
+
+static void
+fill_mp3_buffer (GstElement * fakesrc, GstBuffer * buf, GstPad * pad,
+ guint64 * p_offset)
+{
+ fail_unless (GST_BUFFER_SIZE (buf) == MP3_FRAME_SIZE);
+
+ GST_LOG ("filling buffer with fake mp3 data, offset = %" G_GUINT64_FORMAT,
+ *p_offset);
+
+ memcpy (GST_BUFFER_DATA (buf), mp3_dummyhdr, sizeof (mp3_dummyhdr));
+
+ /* can't use gst_buffer_set_caps() here because the metadata isn't writable
+ * because of the extra refcounts taken by the signal emission mechanism;
+ * we know it's fine to use GST_BUFFER_CAPS() here though */
+ GST_BUFFER_CAPS (buf) = gst_caps_new_simple ("audio/mpeg", "mpegversion",
+ G_TYPE_INT, 1, "layer", G_TYPE_INT, 3, NULL);
+
+ GST_BUFFER_OFFSET (buf) = *p_offset;
+ *p_offset += GST_BUFFER_SIZE (buf);
+}
+
+static void
+got_buffer (GstElement * fakesink, GstBuffer * buf, GstPad * pad,
+ GstBuffer ** p_buf)
+{
+ gint64 off;
+ guint size;
+
+ off = GST_BUFFER_OFFSET (buf);
+ size = GST_BUFFER_SIZE (buf);
+
+ GST_LOG ("got buffer, size=%u, offset=%" G_GINT64_FORMAT, size, off);
+
+ fail_unless (GST_BUFFER_OFFSET_IS_VALID (buf));
+
+ if (*p_buf == NULL || (off + size) > GST_BUFFER_SIZE (*p_buf)) {
+ GstBuffer *newbuf;
+
+ /* not very elegant, but who cares */
+ newbuf = gst_buffer_new_and_alloc (off + size);
+ if (*p_buf) {
+ memcpy (GST_BUFFER_DATA (newbuf), GST_BUFFER_DATA (*p_buf),
+ GST_BUFFER_SIZE (*p_buf));
+ }
+ memcpy (GST_BUFFER_DATA (newbuf) + off, GST_BUFFER_DATA (buf), size);
+ if (*p_buf)
+ gst_buffer_unref (*p_buf);
+ *p_buf = newbuf;
+ } else {
+ memcpy (GST_BUFFER_DATA (*p_buf) + off, GST_BUFFER_DATA (buf), size);
+ }
+}
+
+static void
+demux_pad_added (GstElement * id3demux, GstPad * srcpad, GstBuffer ** p_outbuf)
+{
+ GstElement *fakesink, *pipeline;
+
+ GST_LOG ("id3demux added source pad with caps %" GST_PTR_FORMAT,
+ GST_PAD_CAPS (srcpad));
+
+ pipeline = id3demux;
+ while (GST_OBJECT_PARENT (pipeline) != NULL)
+ pipeline = (GstElement *) GST_OBJECT_PARENT (pipeline);
+
+ fakesink = gst_element_factory_make ("fakesink", "fakesink");
+ g_assert (fakesink != NULL);
+
+ /* set up sink */
+ g_object_set (fakesink, "signal-handoffs", TRUE, NULL);
+ g_signal_connect (fakesink, "handoff", G_CALLBACK (got_buffer), p_outbuf);
+
+ gst_bin_add (GST_BIN (pipeline), fakesink);
+ gst_element_set_state (fakesink, GST_STATE_PLAYING);
+
+ fail_unless (gst_element_link (id3demux, fakesink));
+}
+
+static void
+test_taglib_id3mux_check_output_buffer (GstBuffer * buf)
+{
+ guint8 *data = GST_BUFFER_DATA (buf);
+ guint size = GST_BUFFER_SIZE (buf);
+ guint off;
+
+ g_assert (size % MP3_FRAME_SIZE == 0);
+
+ for (off = 0; off < size; off += MP3_FRAME_SIZE) {
+ fail_unless (memcmp (data + off, mp3_dummyhdr, sizeof (mp3_dummyhdr)) == 0);
+ }
+}
+
+static void
+identity_cb (GstElement * identity, GstBuffer * buf, GstBuffer ** p_tagbuf)
+{
+ if (*p_tagbuf == NULL) {
+ *p_tagbuf = gst_buffer_ref (buf);
+ }
+}
+
+static void
+test_taglib_id3mux_with_tags (GstTagList * tags, guint32 mask, int v2version)
+{
+ GstMessage *msg;
+ GstTagList *tags_read = NULL;
+ GstElement *pipeline, *id3mux, *id3demux, *fakesrc, *identity;
+ GstBus *bus;
+ guint64 offset;
+ GstBuffer *outbuf = NULL;
+ GstBuffer *tagbuf = NULL;
+ GstStateChangeReturn state_result;
+
+ pipeline = gst_pipeline_new ("pipeline");
+ g_assert (pipeline != NULL);
+
+ fakesrc = gst_element_factory_make ("fakesrc", "fakesrc");
+ g_assert (fakesrc != NULL);
+
+ id3mux = gst_element_factory_make ("id3mux", "id3mux");
+ g_assert (id3mux != NULL);
+ g_object_set (id3mux, "v2-version", v2version, NULL);
+
+ identity = gst_element_factory_make ("identity", "identity");
+ g_assert (identity != NULL);
+
+ id3demux = gst_element_factory_make ("id3demux", "id3demux");
+ g_assert (id3demux != NULL);
+
+ outbuf = NULL;
+ g_signal_connect (id3demux, "pad-added",
+ G_CALLBACK (demux_pad_added), &outbuf);
+
+ gst_bin_add (GST_BIN (pipeline), fakesrc);
+ gst_bin_add (GST_BIN (pipeline), id3mux);
+ gst_bin_add (GST_BIN (pipeline), identity);
+ gst_bin_add (GST_BIN (pipeline), id3demux);
+
+ gst_tag_setter_merge_tags (GST_TAG_SETTER (id3mux), tags,
+ GST_TAG_MERGE_APPEND);
+
+ gst_element_link_many (fakesrc, id3mux, identity, id3demux, NULL);
+
+ /* set up source */
+ g_object_set (fakesrc, "signal-handoffs", TRUE, "can-activate-pull", FALSE,
+ "filltype", 2, "sizetype", 2, "sizemax", MP3_FRAME_SIZE,
+ "num-buffers", 16, NULL);
+
+ offset = 0;
+ g_signal_connect (fakesrc, "handoff", G_CALLBACK (fill_mp3_buffer), &offset);
+
+ /* set up identity to catch tag buffer */
+ g_signal_connect (identity, "handoff", G_CALLBACK (identity_cb), &tagbuf);
+
+ GST_LOG ("setting and getting state ...");
+ gst_element_set_state (pipeline, GST_STATE_PLAYING);
+ state_result = gst_element_get_state (pipeline, NULL, NULL, -1);
+ fail_unless (state_result == GST_STATE_CHANGE_SUCCESS,
+ "Unexpected result from get_state(). Expected success, got %d",
+ state_result);
+
+ bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
+
+ GST_LOG ("Waiting for tag ...");
+ msg =
+ gst_bus_poll (bus, GST_MESSAGE_TAG | GST_MESSAGE_EOS | GST_MESSAGE_ERROR,
+ -1);
+ if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR) {
+ GError *err;
+ gchar *dbg;
+
+ gst_message_parse_error (msg, &err, &dbg);
+ g_printerr ("ERROR from element %s: %s\n%s\n",
+ GST_OBJECT_NAME (msg->src), err->message, GST_STR_NULL (dbg));
+ g_error_free (err);
+ g_free (dbg);
+ } else if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_EOS) {
+ g_printerr ("EOS message, but were waiting for TAGS!\n");
+ }
+ fail_unless (msg->type == GST_MESSAGE_TAG);
+
+ gst_message_parse_tag (msg, &tags_read);
+ gst_message_unref (msg);
+
+ GST_LOG ("Got tags: %" GST_PTR_FORMAT, tags_read);
+ test_taglib_id3mux_check_tags (tags_read, mask, v2version);
+ gst_tag_list_free (tags_read);
+
+ fail_unless (tagbuf != NULL);
+ test_taglib_id3mux_check_tag_buffer (tagbuf, mask, v2version);
+ gst_buffer_unref (tagbuf);
+
+ GST_LOG ("Waiting for EOS ...");
+ msg = gst_bus_poll (bus, GST_MESSAGE_EOS | GST_MESSAGE_ERROR, -1);
+ if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR) {
+ GError *err;
+ gchar *dbg;
+
+ gst_message_parse_error (msg, &err, &dbg);
+ g_printerr ("ERROR from element %s: %s\n%s\n",
+ GST_OBJECT_NAME (msg->src), err->message, GST_STR_NULL (dbg));
+ g_error_free (err);
+ g_free (dbg);
+ }
+ fail_unless (msg->type == GST_MESSAGE_EOS);
+ gst_message_unref (msg);
+
+ gst_object_unref (bus);
+
+ GST_LOG ("Got EOS, shutting down ...");
+ gst_element_set_state (pipeline, GST_STATE_NULL);
+ gst_object_unref (pipeline);
+
+ test_taglib_id3mux_check_output_buffer (outbuf);
+ gst_buffer_unref (outbuf);
+
+ GST_LOG ("Done");
+}
+
+static void
+run_id3mux_test (int v2version)
+{
+ GstTagList *tags;
+ gint i;
+
+ g_random_set_seed (247166295);
+
+ /* internal consistency check */
+ tags = test_taglib_id3mux_create_tags (0xFFFFFFFF);
+ test_taglib_id3mux_check_tags (tags, 0xFFFFFFFF, v2version);
+ gst_tag_list_free (tags);
+
+ /* now the real tests */
+ for (i = 0; i < 50; ++i) {
+ guint32 mask;
+
+ mask = g_random_int ();
+ GST_LOG ("tag mask = %08x (i=%d)", mask, i);
+
+ if (mask == 0)
+ continue;
+
+ /* create tags */
+ tags = test_taglib_id3mux_create_tags (mask);
+ GST_LOG ("tags for mask %08x = %" GST_PTR_FORMAT, mask, tags);
+
+ /* double-check for internal consistency */
+ test_taglib_id3mux_check_tags (tags, mask, v2version);
+
+ /* test with pipeline */
+ test_taglib_id3mux_with_tags (tags, mask, v2version);
+
+ /* free tags */
+ gst_tag_list_free (tags);
+ }
+}
+
+GST_START_TEST (test_id3mux_v2_3)
+{
+ run_id3mux_test (3);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_id3mux_v2_4)
+{
+ run_id3mux_test (4);
+}
+
+GST_END_TEST;
+
+static Suite *
+id3mux_suite (void)
+{
+ Suite *s = suite_create ("id3mux");
+ TCase *tc_chain = tcase_create ("general");
+
+ suite_add_tcase (s, tc_chain);
+ tcase_add_test (tc_chain, test_id3mux_v2_3);
+ tcase_add_test (tc_chain, test_id3mux_v2_4);
+
+ return s;
+}
+
+int
+main (int argc, char **argv)
+{
+ int nf;
+
+ Suite *s = id3mux_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;
+}
projects / platform / upstream / gstreamer.git / commitdiff