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/*
* cmmlenc.c - GStreamer CMML decoder test suite
* Copyright (C) 2005 Alessandro Decina
*
* Authors:
* Alessandro Decina <alessandro@nnva.org>
*
* 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/tag/tag.h>
#define SINK_CAPS "text/x-cmml"
#define SRC_CAPS "text/x-cmml"
#define IDENT_HEADER \
"CMML\x00\x00\x00\x00"\
"\x03\x00\x00\x00"\
"\xe8\x03\x00\x00\x00\x00\x00\x00"\
"\x01\x00\x00\x00\x00\x00\x00\x00"\
"\x20"
#define XML_PREAMBLE \
"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>\n"\
"<!DOCTYPE cmml SYSTEM \"cmml.dtd\">\n"
#define START_TAG \
"<cmml>"
#define PROCESSING_INSTRUCTION \
"<?cmml ?>"
#define PREAMBLE \
XML_PREAMBLE START_TAG
#define PREAMBLE_ENCODED \
XML_PREAMBLE PROCESSING_INSTRUCTION
#define STREAM_TAG \
"<stream timebase=\"10\">"\
"<import src=\"test.ogg\"/>"\
"<import src=\"test1.ogg\"/>"\
"</stream>"
#define STREAM_TAG_ENCODED STREAM_TAG
#define HEAD_TAG \
"<head>"\
"<title>The Research Hunter</title>"\
"<meta name=\"DC.audience\" content=\"General\"/>"\
"<meta name=\"DC.author\" content=\"CSIRO Publishing\"/>"\
"<meta name=\"DC.format\" content=\"video\"/>"\
"<meta name=\"DC.language\" content=\"English\"/>"\
"<meta name=\"DC.publisher\" content=\"CSIRO Australia\"/>"\
"</head>"
#define HEAD_TAG_ENCODED HEAD_TAG
#define CLIP_TEMPLATE \
"<clip id=\"%s\" track=\"%s\" start=\"%s\">"\
"<a href=\"http://www.annodex.org/\">http://www.annodex.org</a>"\
"<img src=\"images/index.jpg\"/>"\
"<desc>Annodex Foundation</desc>"\
"<meta name=\"test\" content=\"test content\"/>"\
"</clip>"
#define ENDED_CLIP_TEMPLATE \
"<clip id=\"%s\" track=\"%s\" start=\"%s\" end=\"%s\">"\
"<a href=\"http://www.annodex.org/\">http://www.annodex.org</a>"\
"<img src=\"images/index.jpg\"/>"\
"<desc>Annodex Foundation</desc>"\
"<meta name=\"test\" content=\"test content\"/>"\
"</clip>"
#define CLIP_TEMPLATE_ENCODED \
"<clip id=\"%s\" track=\"%s\">"\
"<a href=\"http://www.annodex.org/\">http://www.annodex.org</a>"\
"<img src=\"images/index.jpg\"/>"\
"<desc>Annodex Foundation</desc>"\
"<meta name=\"test\" content=\"test content\"/>"\
"</clip>"
#define EMPTY_CLIP_TEMPLATE_ENCODED \
"<clip track=\"%s\"/>"
#define fail_unless_equals_flow_return(a, b) \
G_STMT_START { \
gchar *a_up = g_ascii_strup (gst_flow_get_name (a), -1); \
gchar *b_up = g_ascii_strup (gst_flow_get_name (b), -1); \
fail_unless (a == b, \
"'" #a "' (GST_FLOW_%s) is not equal to '" #b "' (GST_FLOW_%s)", \
a_up, b_up); \
g_free (a_up); \
g_free (b_up); \
} G_STMT_END;
GList *buffers;
static GList *current_buf;
static guint64 granulerate;
static guint8 granuleshift;
static GstElement *cmmlenc;
static GstBus *bus;
static GstFlowReturn flow;
static GstPad *srcpad, *sinkpad;
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (SINK_CAPS)
);
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (SRC_CAPS)
);
static GstBuffer *
buffer_new (const gchar * buffer_data, guint size)
{
GstBuffer *buffer;
GstCaps *caps;
buffer = gst_buffer_new_and_alloc (size);
memcpy (GST_BUFFER_DATA (buffer), buffer_data, size);
caps = gst_caps_from_string (SRC_CAPS);
gst_buffer_set_caps (buffer, caps);
gst_caps_unref (caps);
return buffer;
}
static void
buffer_unref (void *buffer, void *user_data)
{
gst_buffer_unref (GST_BUFFER (buffer));
}
static void
setup_cmmlenc ()
{
guint64 granulerate_n, granulerate_d;
GST_DEBUG ("setup_cmmlenc");
cmmlenc = gst_check_setup_element ("cmmlenc");
srcpad = gst_check_setup_src_pad (cmmlenc, &srctemplate, NULL);
sinkpad = gst_check_setup_sink_pad (cmmlenc, &sinktemplate, NULL);
gst_pad_set_active (srcpad, TRUE);
gst_pad_set_active (sinkpad, TRUE);
bus = gst_bus_new ();
gst_element_set_bus (cmmlenc, bus);
fail_unless (gst_element_set_state (cmmlenc,
GST_STATE_PLAYING) != GST_STATE_CHANGE_FAILURE,
"could not set to playing");
g_object_get (cmmlenc, "granule-rate-numerator", &granulerate_n,
"granule-rate-denominator", &granulerate_d,
"granule-shift", &granuleshift, NULL);
granulerate = GST_SECOND * granulerate_d / granulerate_n;
}
static void
teardown_cmmlenc ()
{
/* free encoded buffers */
g_list_foreach (buffers, buffer_unref, NULL);
g_list_free (buffers);
buffers = NULL;
current_buf = NULL;
gst_bus_set_flushing (bus, TRUE);
gst_object_unref (bus);
GST_DEBUG ("teardown_cmmlenc");
gst_pad_set_active (srcpad, FALSE);
gst_pad_set_active (sinkpad, FALSE);
gst_check_teardown_src_pad (cmmlenc);
gst_check_teardown_sink_pad (cmmlenc);
gst_check_teardown_element (cmmlenc);
}
static void
check_output_buffer_is_equal (const gchar * name,
const gchar * data, gint refcount)
{
GstBuffer *buffer;
if (current_buf == NULL)
current_buf = buffers;
else
current_buf = g_list_next (current_buf);
fail_unless (current_buf != NULL);
buffer = GST_BUFFER (current_buf->data);
ASSERT_OBJECT_REFCOUNT (buffer, name, refcount);
fail_unless (memcmp (GST_BUFFER_DATA (buffer), data,
GST_BUFFER_SIZE (buffer)) == 0,
"'%s' (%s) is not equal to (%s)", name, GST_BUFFER_DATA (buffer), data);
}
static GstFlowReturn
push_data (const gchar * name, const gchar * data, gint size)
{
GstBuffer *buffer;
GstFlowReturn res;
buffer = buffer_new (data, size);
res = gst_pad_push (srcpad, buffer);
return res;
}
static void
check_headers ()
{
/* push the cmml start tag */
flow = push_data ("preamble", PREAMBLE, strlen (PREAMBLE));
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
/* push the stream tag */
flow = push_data ("stream", STREAM_TAG, strlen (STREAM_TAG));
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
/* push the head tag */
flow = push_data ("head", HEAD_TAG, strlen (HEAD_TAG));
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
/* should output 3 buffers: the ident, preamble and head headers */
fail_unless_equals_int (g_list_length (buffers), 3);
/* check the ident header */
check_output_buffer_is_equal ("cmml-ident-buffer", IDENT_HEADER, 1);
/* check the cmml processing instruction */
check_output_buffer_is_equal ("cmml-preamble-buffer", PREAMBLE_ENCODED, 1);
/* check the encoded head tag */
check_output_buffer_is_equal ("head-tag-buffer", HEAD_TAG_ENCODED, 1);
}
static GstFlowReturn
push_clip (const gchar * name, const gchar * track,
const gchar * start, const gchar * end)
{
gchar *clip;
GstFlowReturn res;
if (end != NULL)
clip = g_strdup_printf (ENDED_CLIP_TEMPLATE, name, track, start, end);
else
clip = g_strdup_printf (CLIP_TEMPLATE, name, track, start);
res = push_data (name, clip, strlen (clip));
g_free (clip);
return res;
}
static void
check_clip_times (GstBuffer * buffer, GstClockTime start, GstClockTime prev)
{
guint64 keyindex, keyoffset, granulepos;
granulepos = GST_BUFFER_OFFSET_END (buffer);
if (granuleshift == 0 || granuleshift == 64)
keyindex = 0;
else
keyindex = granulepos >> granuleshift;
keyoffset = granulepos - (keyindex << granuleshift);
fail_unless_equals_uint64 (keyindex * granulerate, prev);
fail_unless_equals_uint64 ((keyindex + keyoffset) * granulerate, start);
}
static void
check_clip (const gchar * name, const gchar * track,
GstClockTime start, GstClockTime prev)
{
gchar *encoded_clip;
GstBuffer *buffer;
encoded_clip = g_strdup_printf (CLIP_TEMPLATE_ENCODED, name, track);
check_output_buffer_is_equal (name, encoded_clip, 1);
g_free (encoded_clip);
buffer = GST_BUFFER (current_buf->data);
check_clip_times (buffer, start, prev);
}
static void
check_empty_clip (const gchar * name, const gchar * track,
GstClockTime start, GstClockTime prev)
{
gchar *encoded_clip;
GstBuffer *buffer;
encoded_clip = g_strdup_printf (EMPTY_CLIP_TEMPLATE_ENCODED, track);
check_output_buffer_is_equal (name, encoded_clip, 1);
g_free (encoded_clip);
buffer = GST_BUFFER (current_buf->data);
check_clip_times (buffer, start, prev);
}
GST_START_TEST (test_enc)
{
check_headers ();
flow = push_clip ("clip-1", "default", "1.234", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
check_clip ("clip-1", "default", 1 * GST_SECOND + 234 * GST_MSECOND, 0);
flow = push_clip ("clip-2", "default", "5.678", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
check_clip ("clip-2", "default",
5 * GST_SECOND + 678 * GST_MSECOND, 1 * GST_SECOND + 234 * GST_MSECOND);
flow = push_clip ("clip-3", "othertrack", "9.123", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
check_clip ("clip-3", "othertrack", 9 * GST_SECOND + 123 * GST_MSECOND, 0);
flow = push_data ("end-tag", "</cmml>", strlen ("</cmml>"));
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
check_output_buffer_is_equal ("cmml-eos", NULL, 1);
}
GST_END_TEST;
GST_START_TEST (test_clip_end_time)
{
check_headers ();
/* push a clip that starts at 1.234 an ends at 2.234 */
flow = push_clip ("clip-1", "default", "1.234", "2.234");
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
check_clip ("clip-1", "default", 1 * GST_SECOND + 234 * GST_MSECOND, 0);
/* now check that the encoder created an empty clip starting at 2.234 to mark
* the end of clip-1 */
check_empty_clip ("clip-1-end", "default",
2 * GST_SECOND + 234 * GST_MSECOND, 1 * GST_SECOND + 234 * GST_MSECOND);
/* now push another clip on the same track and check that the keyindex part of
* the granulepos points to clip-1 and not to the empty clip */
flow = push_clip ("clip-2", "default", "5", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
check_clip ("clip-2", "default",
5 * GST_SECOND, 1 * GST_SECOND + 234 * GST_MSECOND);
}
GST_END_TEST;
GST_START_TEST (test_time_order)
{
check_headers ();
/* clips belonging to the same track must have start times in non decreasing
* order */
flow = push_clip ("clip-1", "default", "1000:00:00.000", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
check_clip ("clip-1", "default", 3600 * 1000 * GST_SECOND, 0);
/* this will make the encoder throw an error message */
flow = push_clip ("clip-2", "default", "5.678", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_ERROR);
flow = push_clip ("clip-3", "default", "1000:00:00.001", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
check_clip ("clip-3", "default",
3600 * 1000 * GST_SECOND + 1 * GST_MSECOND, 3600 * 1000 * GST_SECOND);
/* tracks don't interfere with each other */
flow = push_clip ("clip-4", "othertrack", "9.123", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
check_clip ("clip-4", "othertrack", 9 * GST_SECOND + 123 * GST_MSECOND, 0);
}
GST_END_TEST;
GST_START_TEST (test_time_parsing)
{
check_headers ();
flow = push_clip ("bad-msecs", "default", "0.1000", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_ERROR);
flow = push_clip ("bad-secs", "default", "00:00:60.123", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_ERROR);
flow = push_clip ("bad-minutes", "default", "00:60:12.345", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_ERROR);
/* this fails since we can't store 5124096 * 3600 * GST_SECOND in a
* GstClockTime */
flow = push_clip ("bad-hours", "default", "5124096:00:00.000", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_ERROR);
}
GST_END_TEST;
GST_START_TEST (test_time_limits)
{
check_headers ();
/* ugly hack to make sure that the following checks actually overflow parsing
* the times in gst_cmml_clock_time_from_npt rather than converting them to
* granulepos in gst_cmml_clock_time_to_granule */
granuleshift = 64;
g_object_set (cmmlenc, "granule-shift", granuleshift, NULL);
/* 5124095:34:33.709 is the max npt-hhmmss time representable with
* GstClockTime */
flow = push_clip ("max-npt-hhmmss", "foo", "5124095:34:33.709", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
check_clip ("max-npt-hhmmss", "foo",
(GstClockTime) 5124095 * 3600 * GST_SECOND + 34 * 60 * GST_SECOND +
33 * GST_SECOND + 709 * GST_MSECOND, 0);
flow = push_clip ("overflow-max-npt-hhmmss", "overflows",
"5124095:34:33.710", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_ERROR);
/* 18446744073.709 is the max ntp-sec time */
flow = push_clip ("max-npt-secs", "bar", "18446744073.709", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
check_clip ("max-npt-secs", "bar",
(GstClockTime) 5124095 * 3600 * GST_SECOND + 34 * 60 * GST_SECOND +
33 * GST_SECOND + 709 * GST_MSECOND, 0);
/* overflow doing 18446744074 * GST_SECOND */
flow = push_clip ("overflow-max-npt-secs", "overflows",
"18446744074.000", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_ERROR);
/* overflow doing seconds + milliseconds */
flow = push_clip ("overflow-max-npt-secs-msecs", "overflows",
"18446744073.710", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_ERROR);
/* reset granuleshift to 32 to check keyoffset overflows in
* gst_cmml_clock_time_to_granule */
granuleshift = 32;
g_object_set (cmmlenc, "granule-shift", granuleshift, NULL);
/* 1193:02:47.295 is the max time we can encode in the keyoffset part of a
* granulepos given a granuleshift of 32 */
flow = push_clip ("max-granule-keyoffset", "baz", "1193:02:47.295", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_OK);
check_clip ("max-granule-keyoffset", "baz",
1193 * 3600 * GST_SECOND + 2 * 60 * GST_SECOND +
47 * GST_SECOND + 295 * GST_MSECOND, 0);
flow = push_clip ("overflow-max-granule-keyoffset", "overflows",
"1193:02:47.296", NULL);
fail_unless_equals_flow_return (flow, GST_FLOW_ERROR);
}
GST_END_TEST;
static Suite *
cmmlenc_suite ()
{
Suite *s = suite_create ("cmmlenc");
TCase *tc_general = tcase_create ("general");
suite_add_tcase (s, tc_general);
tcase_add_checked_fixture (tc_general, setup_cmmlenc, teardown_cmmlenc);
tcase_add_test (tc_general, test_enc);
tcase_add_test (tc_general, test_clip_end_time);
tcase_add_test (tc_general, test_time_order);
tcase_add_test (tc_general, test_time_parsing);
tcase_add_test (tc_general, test_time_limits);
return s;
}
GST_CHECK_MAIN (cmmlenc);
|
