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audiomixer: Add unit test for handling unaligned buffers

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That is, buffers that start or end in the middle of an output block.
This commit is contained in:
Sebastian Dröge 2013-11-07 14:12:17 +01:00
parent 24ba7af5fa
commit 21a6adf53c
1 changed files with 120 additions and 0 deletions
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120
tests/check/elements/audiomixer.c
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@ -1606,6 +1606,125 @@ GST_START_TEST (test_sync_discont)
GST_END_TEST;
static void
send_buffers_sync_unaligned (GstPad * pad1, GstPad * pad2)
{
GstBuffer *buffer;
GstMapInfo map;
GstFlowReturn ret;
buffer = gst_buffer_new_and_alloc (2000);
gst_buffer_map (buffer, &map, GST_MAP_WRITE);
memset (map.data, 1, map.size);
gst_buffer_unmap (buffer, &map);
GST_BUFFER_TIMESTAMP (buffer) = 750 * GST_MSECOND;
GST_BUFFER_DURATION (buffer) = 1 * GST_SECOND;
GST_DEBUG ("pushing buffer %p", buffer);
ret = gst_pad_chain (pad1, buffer);
ck_assert_int_eq (ret, GST_FLOW_OK);
buffer = gst_buffer_new_and_alloc (2000);
gst_buffer_map (buffer, &map, GST_MAP_WRITE);
memset (map.data, 1, map.size);
gst_buffer_unmap (buffer, &map);
GST_BUFFER_TIMESTAMP (buffer) = 1750 * GST_MSECOND;
GST_BUFFER_DURATION (buffer) = 1 * GST_SECOND;
GST_DEBUG ("pushing buffer %p", buffer);
ret = gst_pad_chain (pad1, buffer);
ck_assert_int_eq (ret, GST_FLOW_OK);
gst_pad_send_event (pad1, gst_event_new_eos ());
buffer = gst_buffer_new_and_alloc (2000);
gst_buffer_map (buffer, &map, GST_MAP_WRITE);
memset (map.data, 2, map.size);
gst_buffer_unmap (buffer, &map);
GST_BUFFER_TIMESTAMP (buffer) = 1750 * GST_MSECOND;
GST_BUFFER_DURATION (buffer) = 1 * GST_SECOND;
GST_DEBUG ("pushing buffer %p", buffer);
ret = gst_pad_chain (pad2, buffer);
ck_assert_int_eq (ret, GST_FLOW_OK);
buffer = gst_buffer_new_and_alloc (2000);
gst_buffer_map (buffer, &map, GST_MAP_WRITE);
memset (map.data, 2, map.size);
gst_buffer_unmap (buffer, &map);
GST_BUFFER_TIMESTAMP (buffer) = 2750 * GST_MSECOND;
GST_BUFFER_DURATION (buffer) = 1 * GST_SECOND;
GST_DEBUG ("pushing buffer %p", buffer);
ret = gst_pad_chain (pad2, buffer);
ck_assert_int_eq (ret, GST_FLOW_OK);
gst_pad_send_event (pad2, gst_event_new_eos ());
}
static void
check_buffers_sync_unaligned (GList * received_buffers)
{
GstBuffer *buffer;
GList *l;
gint i;
GstMapInfo map;
/* Should have 8 * 0.5s buffers */
fail_unless_equals_int (g_list_length (received_buffers), 8);
for (i = 0, l = received_buffers; l; l = l->next, i++) {
buffer = l->data;
gst_buffer_map (buffer, &map, GST_MAP_READ);
if (i == 0 && GST_BUFFER_TIMESTAMP (buffer) == 0) {
fail_unless (map.data[0] == 0);
fail_unless (map.data[map.size - 1] == 0);
} else if (i == 1 && GST_BUFFER_TIMESTAMP (buffer) == 500 * GST_MSECOND) {
fail_unless (map.data[0] == 0);
fail_unless (map.data[499] == 0);
fail_unless (map.data[500] == 1);
fail_unless (map.data[map.size - 1] == 1);
} else if (i == 2 && GST_BUFFER_TIMESTAMP (buffer) == 1000 * GST_MSECOND) {
fail_unless (map.data[0] == 1);
fail_unless (map.data[map.size - 1] == 1);
} else if (i == 3 && GST_BUFFER_TIMESTAMP (buffer) == 1500 * GST_MSECOND) {
fail_unless (map.data[0] == 1);
fail_unless (map.data[499] == 1);
fail_unless (map.data[500] == 3);
fail_unless (map.data[map.size - 1] == 3);
} else if (i == 4 && GST_BUFFER_TIMESTAMP (buffer) == 2000 * GST_MSECOND) {
fail_unless (map.data[0] == 3);
fail_unless (map.data[499] == 3);
fail_unless (map.data[500] == 3);
fail_unless (map.data[map.size - 1] == 3);
} else if (i == 5 && GST_BUFFER_TIMESTAMP (buffer) == 2500 * GST_MSECOND) {
fail_unless (map.data[0] == 3);
fail_unless (map.data[499] == 3);
fail_unless (map.data[500] == 2);
fail_unless (map.data[map.size - 1] == 2);
} else if (i == 6 && GST_BUFFER_TIMESTAMP (buffer) == 3000 * GST_MSECOND) {
fail_unless (map.data[0] == 2);
fail_unless (map.data[499] == 2);
fail_unless (map.data[500] == 2);
fail_unless (map.data[map.size - 1] == 2);
} else if (i == 7 && GST_BUFFER_TIMESTAMP (buffer) == 3500 * GST_MSECOND) {
fail_unless (map.size == 500);
fail_unless (GST_BUFFER_DURATION (buffer) == 250 * GST_MSECOND);
fail_unless (map.data[0] == 2);
fail_unless (map.data[499] == 2);
} else {
g_assert_not_reached ();
}
gst_buffer_unmap (buffer, &map);
}
}
GST_START_TEST (test_sync_unaligned)
{
run_sync_test (send_buffers_sync_unaligned, check_buffers_sync_unaligned);
}
GST_END_TEST;
static Suite *
audiomixer_suite (void)
{
@ -1628,6 +1747,7 @@ audiomixer_suite (void)
tcase_add_test (tc_chain, test_flush_start_flush_stop);
tcase_add_test (tc_chain, test_sync);
tcase_add_test (tc_chain, test_sync_discont);
tcase_add_test (tc_chain, test_sync_unaligned);
/* Use a longer timeout */
#ifdef HAVE_VALGRIND