gstreamer/subprojects/gst-plugins-bad/tests/check/elements/jpegparse.c

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/* GStreamer
*
* unit test for jpegparse
*
* Copyright (C) <2009> Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <unistd.h>
#include <gst/check/gstcheck.h>
/* This test doesn't use actual JPEG data, but some fake data that we know
will trigger certain paths in jpegparse. */
static guint8 test_data_garbage[] = { 0x00, 0x01, 0xff, 0x32, 0x00, 0xff };
static guint8 test_data_short_frame[] = { 0xff, 0xd8, 0xff, 0xd9 };
static guint8 test_data_normal_frame[] = { 0xff, 0xd8, 0xff, 0x12, 0x00, 0x03,
0x33, 0xff, 0xd9
};
static guint8 test_data_entropy[] = { 0xff, 0xd8, 0xff, 0xda, 0x00, 0x04, 0x22,
0x33, 0x44, 0xff, 0x00, 0x55, 0xff, 0x04, 0x00, 0x04, 0x22, 0x33, 0xff, 0xd9
};
static guint8 test_data_ff[] = { 0xff, 0xff };
static guint8 test_data_extra_ff[] = { 0xff, 0xd8, 0xff, 0xff, 0xff, 0x12, 0x00,
0x03, 0x33, 0xff, 0xff, 0xff, 0xd9
};
static guint8 test_data_soi[] = { 0xff, 0xd8 };
static guint8 test_data_app1_exif[] = {
0xff, 0xe1,
0x00, 0xd2, /* length = 210 */
0x45, 0x78, 0x69, 0x66, 0x00, /* Exif */
0x00,
0x49, 0x49,
0x2a, 0x00,
0x08,
0x00, 0x00, 0x00,
0x09, /* number of entries */
0x00,
0x0e, 0x01, /* tag 0x10e */
0x02, 0x00, /* type 2 */
0x0b, 0x00, /* count 11 */
0x00, 0x00,
0x7a, /* offset 122 (0x7a) */
0x00, 0x00, 0x00,
0x0f, 0x01, /* tag 0x10f */
0x02, 0x00, /* type 2 */
0x06, 0x00, /* count 6 */
0x00, 0x00,
0x85, /* offset 133 (0x85) */
0x00, 0x00, 0x00,
0x10, 0x01, /* tag 0x110 */
0x02, 0x00, /* type 2 */
0x05, 0x00, /* count 5 */
0x00, 0x00,
0x8b, /* offset 139 (0x8b) */
0x00, 0x00, 0x00,
0x12, 0x01, /* tag 0x112 */
0x03, 0x00, /* type 3 */
0x01, 0x00, /* count 1 */
0x00, 0x00,
0x01, 0x00, 0x30, 0x2c, /* offset (0x2c300001) */
0x1a, 0x01, /* tag 0x11a */
0x05, 0x00, /* type 5 */
0x01, 0x00, /* count 1 */
0x00, 0x00,
0x90, /* offset 144 (0x90) */
0x00, 0x00, 0x00,
0x1b, 0x01, /* tag 0x11b */
0x05, 0x00, /* type 5 */
0x01, 0x00, /* count 1 */
0x00, 0x00,
0x98, /* offset 152 (0x98) */
0x00, 0x00, 0x00,
0x28, 0x01, /* tag 0x128 */
0x03, 0x00, /* type 3 */
0x01, 0x00, /* count 1 */
0x00, 0x00,
0x02, 0x00, 0x31, 0x2f, /* offset (0x2f310002) */
0x31, 0x01, /* tag 0x131 */
0x02, 0x00, /* type 2 */
0x08, 0x00, /* count 8 */
0x00, 0x00,
0xa0, /* offset 160 (0xa0) */
0x00, 0x00, 0x00,
0x32, 0x01, /* tag 0x132 */
0x02, 0x00, /* type 2 */
0x14, 0x00, /* count 20 */
0x00, 0x00,
0xa8, /* offset 168 (0xa8) */
0x00, 0x00, 0x00,
0x00, 0x00, 0x00,
0x00,
/* string */
/* 122: */ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x00,
/* string (NIKON) */
/* 133: */ 0x4e, 0x49, 0x4b, 0x4f, 0x4e, 0x00,
/* string (E800) */
/* 139: */ 0x45, 0x38, 0x30, 0x30, 0x00,
/* 144: */ 0x00, 0x00, 0x80, 0x25, /* / */ 0x00, 0x00, 0x20, 0x00,
/* 152: */ 0x00, 0x00, 0x80, 0x25, /* / */ 0x00, 0x00, 0x20, 0x00,
/* string (v984-75) */
/* 160: */ 0x76, 0x39, 0x38, 0x34, 0x2d, 0x37, 0x35, 0x00,
/* string (2001:08:18 21:44:21) */
/* 168: */ 0x32, 0x30, 0x30, 0x31, 0x3a, 0x30, 0x38, 0x3a,
0x31, 0x38, 0x20, 0x32, 0x31, 0x3a, 0x34, 0x34,
0x3a, 0x32, 0x31, 0x00,
0x1e, 0x21, 0x1f, 0x1e, 0x21, 0x1c, 0x20, 0x21, 0x22, 0x24, 0x24, 0x27,
0x22, 0x20,
};
static guint8 test_data_comment[] = {
0xff, 0xfe,
0x00, 0x08, /* size */
/* xxxxx */
0x78, 0x78, 0x78, 0x78, 0x78, 0x00,
};
static guint8 test_data_sof0[] = {
0xff, 0xc0, /* baseline dct-based */
0x00, 0x11, /* size */
0x08, /* precision */
0x00, 0x3c, /* width */
0x00, 0x50, /* height */
0x03, /* number of components */
0x01, 0x22, 0x00, /* component 1 */
0x02, 0x11, 0x01, /* component 2 */
0x03, 0x11, 0x01, /* component 3 */
};
static guint8 test_data_eoi[] = { 0xff, 0xd9 };
static GList *
_make_buffers_in (GList * buffer_in, guint8 * test_data, gsize test_data_size)
{
GstBuffer *buffer;
gsize i;
for (i = 0; i < test_data_size; i++) {
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buffer =
gst_buffer_new_wrapped_full (GST_MEMORY_FLAG_READONLY, test_data + i, 1,
0, 1, NULL, NULL);
buffer_in = g_list_append (buffer_in, buffer);
}
return buffer_in;
}
#define make_buffers_in(buffer_in, test_data) \
_make_buffers_in(buffer_in, test_data, sizeof(test_data))
static GList *
_make_buffers_out (GList * buffer_out, guint8 * test_data, gsize test_data_size)
{
GstBuffer *buffer;
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buffer =
gst_buffer_new_wrapped_full (GST_MEMORY_FLAG_READONLY, test_data,
test_data_size, 0, test_data_size, NULL, NULL);
buffer_out = g_list_append (buffer_out, buffer);
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return buffer_out;
}
#define make_buffers_out(buffer_out, test_data) \
_make_buffers_out(buffer_out, test_data, sizeof(test_data))
GST_START_TEST (test_parse_single_byte)
{
GList *buffer_in = NULL, *buffer_out = NULL;
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GstCaps *caps_in, *caps_out;
caps_in = gst_caps_new_simple ("image/jpeg", "parsed", G_TYPE_BOOLEAN, FALSE,
NULL);
caps_out = gst_caps_new_simple ("image/jpeg", "parsed", G_TYPE_BOOLEAN, TRUE,
"framerate", GST_TYPE_FRACTION, 0, 1, NULL);
/* Push the data byte by byte, injecting some garbage. */
buffer_in = make_buffers_in (buffer_in, test_data_garbage);
buffer_in = make_buffers_in (buffer_in, test_data_short_frame);
buffer_in = make_buffers_in (buffer_in, test_data_garbage);
buffer_in = make_buffers_in (buffer_in, test_data_normal_frame);
buffer_in = make_buffers_in (buffer_in, test_data_ff);
buffer_in = make_buffers_in (buffer_in, test_data_entropy);
buffer_in = make_buffers_in (buffer_in, test_data_extra_ff);
buffer_out = make_buffers_out (buffer_out, test_data_short_frame);
buffer_out = make_buffers_out (buffer_out, test_data_normal_frame);
buffer_out = make_buffers_out (buffer_out, test_data_entropy);
buffer_out = make_buffers_out (buffer_out, test_data_extra_ff);
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gst_check_element_push_buffer_list ("jpegparse", buffer_in, caps_in,
buffer_out, caps_out, GST_FLOW_OK);
gst_caps_unref (caps_in);
gst_caps_unref (caps_out);
}
GST_END_TEST;
GST_START_TEST (test_parse_all_in_one_buf)
{
GList *buffer_in = NULL, *buffer_out = NULL;
GstBuffer *buffer = NULL;
gsize total_size = 0;
gsize offset = 0;
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GstCaps *caps_in, *caps_out;
/* Push the data in a single buffer, injecting some garbage. */
total_size += sizeof (test_data_garbage);
total_size += sizeof (test_data_short_frame);
total_size += sizeof (test_data_garbage);
total_size += sizeof (test_data_normal_frame);
total_size += sizeof (test_data_ff);
total_size += sizeof (test_data_entropy);
total_size += sizeof (test_data_extra_ff);
buffer = gst_buffer_new_and_alloc (total_size);
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gst_buffer_fill (buffer, offset, test_data_garbage,
sizeof (test_data_garbage));
offset += sizeof (test_data_garbage);
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gst_buffer_fill (buffer, offset, test_data_short_frame,
sizeof (test_data_short_frame));
offset += sizeof (test_data_short_frame);
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gst_buffer_fill (buffer, offset, test_data_garbage,
sizeof (test_data_garbage));
offset += sizeof (test_data_garbage);
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gst_buffer_fill (buffer, offset, test_data_normal_frame,
sizeof (test_data_normal_frame));
offset += sizeof (test_data_normal_frame);
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gst_buffer_fill (buffer, offset, test_data_ff, sizeof (test_data_ff));
offset += sizeof (test_data_ff);
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gst_buffer_fill (buffer, offset, test_data_entropy,
sizeof (test_data_entropy));
offset += sizeof (test_data_entropy);
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gst_buffer_fill (buffer, offset, test_data_extra_ff,
sizeof (test_data_extra_ff));
offset += sizeof (test_data_extra_ff);
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caps_in = gst_caps_new_simple ("image/jpeg", "parsed",
G_TYPE_BOOLEAN, FALSE, NULL);
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GST_LOG ("Pushing single buffer of %u bytes.", (guint) total_size);
buffer_in = g_list_append (buffer_in, buffer);
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caps_out = gst_caps_new_simple ("image/jpeg", "parsed", G_TYPE_BOOLEAN, TRUE,
"framerate", GST_TYPE_FRACTION, 0, 1, NULL);
buffer_out = make_buffers_out (buffer_out, test_data_short_frame);
buffer_out = make_buffers_out (buffer_out, test_data_normal_frame);
buffer_out = make_buffers_out (buffer_out, test_data_entropy);
buffer_out = make_buffers_out (buffer_out, test_data_extra_ff);
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gst_check_element_push_buffer_list ("jpegparse", buffer_in, caps_in,
buffer_out, caps_out, GST_FLOW_OK);
gst_caps_unref (caps_in);
gst_caps_unref (caps_out);
}
GST_END_TEST;
static inline GstBuffer *
make_my_input_buffer (guint8 * test_data_header, gsize test_data_size)
{
GstBuffer *buffer;
gsize total_size = 0, offset = 0;
total_size += sizeof (test_data_soi);
total_size += test_data_size;
total_size += sizeof (test_data_sof0);
total_size += sizeof (test_data_eoi);
buffer = gst_buffer_new_and_alloc (total_size);
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gst_buffer_fill (buffer, offset, test_data_soi, sizeof (test_data_soi));
offset += sizeof (test_data_soi);
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gst_buffer_fill (buffer, offset, test_data_header, test_data_size);
offset += test_data_size;
gst_buffer_fill (buffer, offset, test_data_sof0, sizeof (test_data_sof0));
offset += sizeof (test_data_sof0);
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gst_buffer_fill (buffer, offset, test_data_eoi, sizeof (test_data_eoi));
offset += sizeof (test_data_eoi);
return buffer;
}
static inline GstBuffer *
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make_my_output_buffer (GstBuffer * buffer_in)
{
GstBuffer *buffer;
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GstMapInfo map;
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gst_buffer_map (buffer_in, &map, GST_MAP_READ);
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buffer = gst_buffer_new_and_alloc (map.size);
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gst_buffer_fill (buffer, 0, map.data, map.size);
gst_buffer_unmap (buffer_in, &map);
return buffer;
}
GST_START_TEST (test_parse_app1_exif)
{
GstBuffer *buffer_in, *buffer_out;
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GstCaps *caps_in, *caps_out;
caps_in = gst_caps_new_simple ("image/jpeg", "parsed",
G_TYPE_BOOLEAN, FALSE, NULL);
caps_out = gst_caps_new_simple ("image/jpeg", "parsed", G_TYPE_BOOLEAN, TRUE,
"framerate", GST_TYPE_FRACTION, 0, 1, "width", G_TYPE_INT, 80, "height",
G_TYPE_INT, 60, "sof-marker", G_TYPE_INT, 0, "colorspace", G_TYPE_STRING,
"sYUV", "sampling", G_TYPE_STRING, "YCbCr-4:2:0", NULL);
buffer_in = make_my_input_buffer (test_data_app1_exif,
sizeof (test_data_app1_exif));
buffer_out = make_my_output_buffer (buffer_in);
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gst_check_element_push_buffer ("jpegparse", buffer_in, caps_in, buffer_out,
caps_out);
gst_caps_unref (caps_in);
gst_caps_unref (caps_out);
}
GST_END_TEST;
GST_START_TEST (test_parse_comment)
{
GstBuffer *buffer_in, *buffer_out;
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GstCaps *caps_in, *caps_out;
caps_in = gst_caps_new_simple ("image/jpeg", "parsed",
G_TYPE_BOOLEAN, FALSE, NULL);
caps_out = gst_caps_new_simple ("image/jpeg", "parsed", G_TYPE_BOOLEAN, TRUE,
"framerate", GST_TYPE_FRACTION, 0, 1, "width", G_TYPE_INT, 80, "height",
G_TYPE_INT, 60, "sof-marker", G_TYPE_INT, 0, "colorspace", G_TYPE_STRING,
"sYUV", "sampling", G_TYPE_STRING, "YCbCr-4:2:0", NULL);
buffer_in = make_my_input_buffer (test_data_comment,
sizeof (test_data_comment));
buffer_out = make_my_output_buffer (buffer_in);
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gst_check_element_push_buffer ("jpegparse", buffer_in, caps_in, buffer_out,
caps_out);
gst_caps_unref (caps_in);
gst_caps_unref (caps_out);
}
GST_END_TEST;
static Suite *
jpegparse_suite (void)
{
Suite *s = suite_create ("jpegparse");
TCase *tc_chain = tcase_create ("jpegparse");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_parse_single_byte);
tcase_add_test (tc_chain, test_parse_all_in_one_buf);
tcase_add_test (tc_chain, test_parse_app1_exif);
tcase_add_test (tc_chain, test_parse_comment);
return s;
}
GST_CHECK_MAIN (jpegparse);