--- /dev/null
+/* GStreamer unit tests for the -base typefind functions
+ *
+ * Copyright (C) 2007 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <gst/check/gstcheck.h>
+#include <gst/base/gsttypefindhelper.h>
+
+GST_START_TEST (test_quicktime_mpeg4video)
+{
+ /* quicktime redirect file which starts with what could also be interpreted
+ * as an MPEG-4 video object layer start code */
+ const guint8 qt_redirect_396042[] =
+ { 0x00, 0x00, 0x01, 0x22, 0x6d, 0x6f, 0x6f, 0x76, 0x00, 0x00, 0x01, 0x1a,
+ 0x72, 0x6d, 0x72, 0x61, 0x00, 0x00, 0x00, 0x86, 0x72, 0x6d, 0x64, 0x61,
+ 0x00, 0x00, 0x00, 0x54, 0x72, 0x64, 0x72, 0x66, 0x00, 0x00, 0x00, 0x00,
+ 0x75, 0x72, 0x6c, 0x20, 0x00, 0x00, 0x00, 0x40, 0x68, 0x74, 0x74, 0x70,
+ 0x3a, 0x2f, 0x2f, 0x73, 0x74, 0x72, 0x65, 0x61, 0x6d, 0x2e, 0x71, 0x74,
+ 0x76, 0x2e, 0x61, 0x70, 0x70, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x2f,
+ 0x65, 0x76, 0x65, 0x6e, 0x74, 0x73, 0x2f, 0x6a, 0x61, 0x6e, 0x2f, 0x6a,
+ 0x34, 0x37, 0x64, 0x35, 0x32, 0x6f, 0x6f, 0x2f, 0x71, 0x74, 0x37, 0x72,
+ 0x65, 0x71, 0x75, 0x69, 0x72, 0x65, 0x64, 0x2e, 0x6d, 0x6f, 0x76, 0x00,
+ 0x00, 0x00, 0x00, 0x10, 0x72, 0x6d, 0x64, 0x72, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x0a, 0xf0, 0x00, 0x00, 0x00, 0x1a, 0x72, 0x6d, 0x76, 0x63,
+ 0x00, 0x00, 0x00, 0x00, 0x71, 0x74, 0x69, 0x6d, 0x06, 0x50, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x8c, 0x72, 0x6d,
+ 0x64, 0x61, 0x00, 0x00, 0x00, 0x5a, 0x72, 0x64, 0x72, 0x66, 0x00, 0x00,
+ 0x00, 0x00, 0x75, 0x72, 0x6c, 0x20, 0x00, 0x00, 0x00, 0x46, 0x68, 0x74,
+ 0x74, 0x70, 0x3a, 0x2f, 0x2f, 0x73, 0x74, 0x72, 0x65, 0x61, 0x6d, 0x2e,
+ 0x71, 0x74, 0x76, 0x2e, 0x61, 0x70, 0x70, 0x6c, 0x65, 0x2e, 0x63, 0x6f,
+ 0x6d, 0x2f, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x73, 0x2f, 0x6a, 0x61, 0x6e,
+ 0x2f, 0x6a, 0x34, 0x37, 0x64, 0x35, 0x32, 0x6f, 0x6f, 0x2f, 0x38, 0x38,
+ 0x34, 0x38, 0x31, 0x32, 0x35, 0x5f, 0x32, 0x5f, 0x33, 0x35, 0x30, 0x5f,
+ 0x72, 0x65, 0x66, 0x2e, 0x6d, 0x6f, 0x76, 0x00, 0x00, 0x00, 0x00, 0x10,
+ 0x72, 0x6d, 0x64, 0x72, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0xf0,
+ 0x00, 0x00, 0x00, 0x1a, 0x72, 0x6d, 0x76, 0x63, 0x00, 0x00, 0x00, 0x00,
+ 0x71, 0x74, 0x69, 0x6d, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00
+ };
+ GstTypeFindProbability prob;
+ const gchar *type;
+ GstBuffer *buf;
+ GstCaps *caps = NULL;
+
+ buf = gst_buffer_new ();
+ GST_BUFFER_DATA (buf) = (guint8 *) qt_redirect_396042;
+ GST_BUFFER_SIZE (buf) = sizeof (qt_redirect_396042);
+ GST_BUFFER_OFFSET (buf) = 0;
+
+ caps = gst_type_find_helper_for_buffer (NULL, buf, &prob);
+ fail_unless (caps != NULL);
+ GST_LOG ("Found type: %" GST_PTR_FORMAT, caps);
+
+ type = gst_structure_get_name (gst_caps_get_structure (caps, 0));
+ fail_unless_equals_string (type, "video/quicktime");
+ fail_unless (prob > GST_TYPE_FIND_MINIMUM && prob <= GST_TYPE_FIND_MAXIMUM);
+
+ gst_buffer_unref (buf);
+ gst_caps_unref (caps);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_broken_flac_in_ogg)
+{
+ const guint8 flac_id_packet[4] = { 'f', 'L', 'a', 'C' };
+ GstTypeFindProbability prob;
+ const gchar *type;
+ GstBuffer *buf;
+ GstCaps *caps = NULL;
+
+ buf = gst_buffer_new ();
+ GST_BUFFER_DATA (buf) = (guint8 *) flac_id_packet;
+ GST_BUFFER_SIZE (buf) = sizeof (flac_id_packet);
+ GST_BUFFER_OFFSET (buf) = 0;
+
+ caps = gst_type_find_helper_for_buffer (NULL, buf, &prob);
+ fail_unless (caps != NULL);
+ GST_LOG ("Found type: %" GST_PTR_FORMAT, caps);
+
+ type = gst_structure_get_name (gst_caps_get_structure (caps, 0));
+ fail_unless_equals_string (type, "audio/x-flac");
+ fail_unless (prob > GST_TYPE_FIND_MINIMUM && prob <= GST_TYPE_FIND_MAXIMUM);
+
+ gst_buffer_unref (buf);
+ gst_caps_unref (caps);
+}
+
+GST_END_TEST;
+
+static GstCaps *
+typefind_test_file (const gchar * filename)
+{
+ GstBuffer *buf;
+ GError *err = NULL;
+ GstCaps *caps = NULL;
+ gchar *path, *data = NULL;
+ gsize data_len;
+
+ path = g_build_filename (GST_TEST_FILES_PATH, filename, NULL);
+ GST_LOG ("reading file '%s'", path);
+ if (!g_file_get_contents (path, &data, &data_len, &err)) {
+ g_error ("error loading test file: %s", err->message);
+ }
+
+ buf = gst_buffer_new ();
+ GST_BUFFER_DATA (buf) = (guint8 *) data;
+ GST_BUFFER_SIZE (buf) = data_len;
+ GST_BUFFER_OFFSET (buf) = 0;
+
+ caps = gst_type_find_helper_for_buffer (NULL, buf, NULL);
+ fail_unless (caps != NULL);
+ GST_LOG ("Found type: %" GST_PTR_FORMAT, caps);
+
+ gst_buffer_unref (buf);
+ g_free (data);
+ g_free (path);
+
+ return caps;
+}
+
+GST_START_TEST (test_jpeg_not_ac3)
+{
+ const gchar *type;
+ GstCaps *caps = NULL;
+
+ caps = typefind_test_file ("partialframe.mjpeg");
+ type = gst_structure_get_name (gst_caps_get_structure (caps, 0));
+ fail_unless_equals_string (type, "image/jpeg");
+
+ gst_caps_unref (caps);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_mpegts)
+{
+ GstStructure *s;
+ gboolean systemstream = FALSE;
+ GstCaps *caps = NULL;
+ gint packetsize = -1;
+
+ caps = typefind_test_file ("623663.mts");
+ s = gst_caps_get_structure (caps, 0);
+ fail_unless (gst_structure_has_name (s, "video/mpegts"));
+ fail_unless (gst_structure_has_field (s, "systemstream"));
+ fail_unless (gst_structure_get_boolean (s, "systemstream", &systemstream));
+ fail_unless_equals_int (systemstream, TRUE);
+ fail_unless (gst_structure_has_field (s, "packetsize"));
+ fail_unless (gst_structure_get_int (s, "packetsize", &packetsize));
+ fail_unless_equals_int (packetsize, 192);
+
+ gst_caps_unref (caps);
+}
+
+GST_END_TEST;
+
+struct ac3_frmsize
+{
+ unsigned frmsizecod;
+ unsigned frmsize;
+};
+
+static void
+make_ac3_packet (guint8 * data, guint bytesize, guint bsid)
+{
+ /* Actually not a fully valid packet; if the typefinder starts to
+ * check e.g. the CRCs, this test needs to be improved as well. */
+ const guint8 ac3_header[] = {
+ 0x0b, 0x77, /* syncword */
+ 0x00, 0x00, /* crc1 */
+ 0x00, /* fscod 0xc0, frmsizecod 0x3f */
+ 0x00 /* bsid 0xf8, bsmod 0x07 */
+ };
+ const struct ac3_frmsize frmsize[] = {
+ {17, 256}, {26, 640} /* small subset of supported sizes */
+ };
+ guint wordsize = bytesize >> 1, frmsizecod = 0;
+ int i;
+
+ fail_unless ((bytesize & 0x01) == 0);
+ fail_unless (bytesize >= sizeof (ac3_header));
+
+ for (i = 0; i < G_N_ELEMENTS (frmsize); i++) {
+ if (frmsize[i].frmsize == wordsize) {
+ frmsizecod = frmsize[i].frmsizecod;
+ break;
+ }
+ }
+
+ fail_unless (frmsizecod);
+
+ memcpy (data, ac3_header, sizeof (ac3_header));
+ data[4] = (data[4] & ~0x3f) | (frmsizecod & 0x3f);
+ data[5] = (bsid & 0x1f) << 3;
+ memset (data + 6, 0, bytesize - 6);
+}
+
+GST_START_TEST (test_ac3)
+{
+ GstTypeFindProbability prob;
+ const gchar *type;
+ GstBuffer *buf;
+ GstCaps *caps = NULL;
+ guint bsid;
+
+ for (bsid = 0; bsid < 32; bsid++) {
+ buf = gst_buffer_new_and_alloc ((256 + 640) * 2);
+ make_ac3_packet (GST_BUFFER_DATA (buf), 256 * 2, bsid);
+ make_ac3_packet (GST_BUFFER_DATA (buf) + 256 * 2, 640 * 2, bsid);
+
+ caps = gst_type_find_helper_for_buffer (NULL, buf, &prob);
+ if (bsid <= 8) {
+ fail_unless (caps != NULL);
+ GST_LOG ("Found type for BSID %u: %" GST_PTR_FORMAT, bsid, caps);
+
+ type = gst_structure_get_name (gst_caps_get_structure (caps, 0));
+ fail_unless_equals_string (type, "audio/x-ac3");
+ fail_unless (prob > GST_TYPE_FIND_MINIMUM
+ && prob <= GST_TYPE_FIND_MAXIMUM);
+ gst_caps_unref (caps);
+ } else {
+ fail_unless (caps == NULL);
+ }
+
+ gst_buffer_unref (buf);
+ }
+}
+
+GST_END_TEST;
+
+static void
+make_eac3_packet (guint8 * data, guint bytesize, guint bsid)
+{
+ /* Actually not a fully valid packet; if the typefinder starts to
+ * check e.g. the CRCs, this test needs to be improved as well. */
+ const guint8 eac3_header[] = {
+ 0x0b, 0x77, /* syncword */
+ 0x00, /* strmtyp 0xc0, substreamid 0x38,
+ * frmsize 0x07 (3 high bits) */
+ 0x00, /* frmsize (low bits -> 11 total) */
+ 0x00, /* fscod 0xc0, fscod2/numblocks 0x30,
+ * acmod 0x0e, lfeon 0x01 */
+ 0x00 /* bsid 0xf8, dialnorm 0x07 (3 high bits) */
+ };
+ guint wordsize = bytesize >> 1;
+
+ fail_unless ((bytesize & 0x01) == 0);
+ fail_unless (bytesize >= sizeof (eac3_header));
+
+ memcpy (data, eac3_header, sizeof (eac3_header));
+ data[2] = (data[2] & ~0x07) | ((((wordsize - 1) & 0x700) >> 8) & 0xff);
+ data[3] = (wordsize - 1) & 0xff;
+ data[5] = (bsid & 0x1f) << 3;
+ memset (data + 6, 0, bytesize - 6);
+}
+
+GST_START_TEST (test_eac3)
+{
+ GstTypeFindProbability prob;
+ const gchar *type;
+ GstBuffer *buf;
+ GstCaps *caps = NULL;
+ guint bsid;
+
+ for (bsid = 0; bsid <= 32; bsid++) {
+ buf = gst_buffer_new_and_alloc (558 + 384);
+ make_eac3_packet (GST_BUFFER_DATA (buf), 558, bsid);
+ make_eac3_packet (GST_BUFFER_DATA (buf) + 558, 384, bsid);
+
+ caps = gst_type_find_helper_for_buffer (NULL, buf, &prob);
+ if (bsid > 10 && bsid <= 16) {
+ /* Only BSIs 11..16 are valid for Annex E */
+ fail_unless (caps != NULL);
+ GST_LOG ("Found type for BSID %u: %" GST_PTR_FORMAT, bsid, caps);
+
+ type = gst_structure_get_name (gst_caps_get_structure (caps, 0));
+ fail_unless_equals_string (type, "audio/x-eac3");
+ fail_unless (prob > GST_TYPE_FIND_MINIMUM
+ && prob <= GST_TYPE_FIND_MAXIMUM);
+ gst_caps_unref (caps);
+ } else {
+ /* Invalid E-AC-3 BSID, must not be detected as anything: */
+ fail_unless (caps == NULL);
+ }
+
+ gst_buffer_unref (buf);
+ }
+}
+
+GST_END_TEST;
+
+#define TEST_RANDOM_DATA_SIZE (4*1024)
+
+/* typefind random data, to make sure all typefinders are called */
+GST_START_TEST (test_random_data)
+{
+ GstTypeFindProbability prob;
+ const gchar *seed_env;
+ GstBuffer *buf;
+ GstCaps *caps;
+ guint32 seed;
+ guint8 *data;
+ gint i;
+
+ seed_env = g_getenv ("GST_TYPEFIND_TEST_SEED");
+ if (seed_env != NULL)
+ seed = atoi (seed_env);
+ else
+ seed = (guint32) time (NULL);
+
+ g_random_set_seed (seed);
+
+ data = g_malloc (TEST_RANDOM_DATA_SIZE);
+ for (i = 0; i < TEST_RANDOM_DATA_SIZE; ++i)
+ data[i] = g_random_int () & 0xff;
+
+ buf = gst_buffer_new ();
+ GST_BUFFER_DATA (buf) = (guint8 *) data;
+ GST_BUFFER_SIZE (buf) = TEST_RANDOM_DATA_SIZE;
+ GST_BUFFER_OFFSET (buf) = 0;
+
+ caps = gst_type_find_helper_for_buffer (NULL, buf, &prob);
+ GST_INFO ("caps: %" GST_PTR_FORMAT ", probability=%u", caps, prob);
+ /* for now we just print an error log message */
+ if (caps != NULL /* && prob >= GST_TYPE_FIND_LIKELY */ ) {
+ GST_ERROR ("typefinder thinks random data is %" GST_PTR_FORMAT ", with a "
+ "probability of %u (seed was %u)", caps, prob, seed);
+ gst_caps_unref (caps);
+ }
+
+ gst_buffer_unref (buf);
+ g_free (data);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_hls_m3u8)
+{
+ const gchar *type;
+ GstCaps *caps = NULL;
+
+ caps = typefind_test_file ("hls.m3u8");
+ type = gst_structure_get_name (gst_caps_get_structure (caps, 0));
+ fail_unless_equals_string (type, "application/x-hls");
+
+ gst_caps_unref (caps);
+}
+
+GST_END_TEST;
+
+static Suite *
+typefindfunctions_suite (void)
+{
+ Suite *s = suite_create ("typefindfunctions");
+ TCase *tc_chain = tcase_create ("general");
+
+ suite_add_tcase (s, tc_chain);
+
+ tcase_add_test (tc_chain, test_quicktime_mpeg4video);
+ tcase_add_test (tc_chain, test_broken_flac_in_ogg);
+ tcase_add_test (tc_chain, test_jpeg_not_ac3);
+ tcase_add_test (tc_chain, test_mpegts);
+ tcase_add_test (tc_chain, test_ac3);
+ tcase_add_test (tc_chain, test_eac3);
+ tcase_add_test (tc_chain, test_random_data);
+ tcase_add_test (tc_chain, test_hls_m3u8);
+
+ return s;
+}
+
+GST_CHECK_MAIN (typefindfunctions);
projects / mafwsubrenderer / blobdiff