gstreamer/tests/check/elements/videotestsrc.c
Tim-Philipp Müller 8df1f1ad47 ext/gnomevfs/gstgnomevfssrc.c: Fix misleading docs addition.
Original commit message from CVS:
* ext/gnomevfs/gstgnomevfssrc.c:
Fix misleading docs addition.
* tests/check/elements/videotestsrc.c: (check_rgb_buf):
Get rid of compiler warning the right way.
2006-09-22 14:50:01 +00:00

448 lines
14 KiB
C

/* GStreamer
*
* unit test for videotestsrc
*
* Copyright (C) <2005> Thomas Vander Stichele <thomas at apestaart dot org>
* 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.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#ifdef HAVE_VALGRIND
# include <valgrind/valgrind.h>
#endif
#include <unistd.h>
#include <gst/check/gstcheck.h>
gboolean have_eos = FALSE;
/* For ease of programming we use globals to keep refs for our floating
* src and sink pads we create; otherwise we always have to do get_pad,
* get_peer, and then remove references in every test function */
GstPad *mysinkpad;
#define CAPS_TEMPLATE_STRING \
"video/x-raw-yuv, " \
"format = (fourcc) Y422, " \
"width = (int) [ 1, MAX ], " \
"height = (int) [ 1, MAX ], " \
"framerate = (fraction) [ 0/1, MAX ]"
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (CAPS_TEMPLATE_STRING)
);
GstElement *
setup_videotestsrc ()
{
GstElement *videotestsrc;
GST_DEBUG ("setup_videotestsrc");
videotestsrc = gst_check_setup_element ("videotestsrc");
mysinkpad = gst_check_setup_sink_pad (videotestsrc, &sinktemplate, NULL);
gst_pad_set_active (mysinkpad, TRUE);
return videotestsrc;
}
void
cleanup_videotestsrc (GstElement * videotestsrc)
{
GST_DEBUG ("cleanup_videotestsrc");
g_list_foreach (buffers, (GFunc) gst_mini_object_unref, NULL);
g_list_free (buffers);
buffers = NULL;
gst_check_teardown_sink_pad (videotestsrc);
gst_check_teardown_element (videotestsrc);
}
GST_START_TEST (test_all_patterns)
{
GstElement *videotestsrc;
GObjectClass *oclass;
GParamSpec *property;
GEnumValue *values;
guint j = 0;
videotestsrc = setup_videotestsrc ();
oclass = G_OBJECT_GET_CLASS (videotestsrc);
property = g_object_class_find_property (oclass, "pattern");
fail_unless (G_IS_PARAM_SPEC_ENUM (property));
values = G_ENUM_CLASS (g_type_class_ref (property->value_type))->values;
while (values[j].value_name) {
GST_DEBUG_OBJECT (videotestsrc, "testing pattern %s", values[j].value_name);
fail_unless (gst_element_set_state (videotestsrc,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
g_mutex_lock (check_mutex);
while (g_list_length (buffers) < 10) {
GST_DEBUG_OBJECT (videotestsrc, "Waiting for more buffers");
g_cond_wait (check_cond, check_mutex);
}
g_mutex_unlock (check_mutex);
gst_element_set_state (videotestsrc, GST_STATE_READY);
g_list_foreach (buffers, (GFunc) gst_mini_object_unref, NULL);
g_list_free (buffers);
buffers = NULL;
++j;
}
/* cleanup */
cleanup_videotestsrc (videotestsrc);
}
GST_END_TEST;
static guint32
right_shift_colour (guint32 mask, guint32 pixel)
{
if (mask == 0)
return 0;
pixel = pixel & mask;
while ((mask & 0x01) == 0) {
mask = mask >> 1;
pixel = pixel >> 1;
}
return pixel;
}
static guint8
fix_expected_colour (guint32 col_mask, guint8 col_expected)
{
guint32 mask;
gint last = g_bit_nth_msf (col_mask, -1);
gint first = g_bit_nth_lsf (col_mask, -1);
mask = 1 << (last - first + 1);
mask -= 1;
g_assert (col_expected == 0x00 || col_expected == 0xff);
/* this only works because we only check for all-bits-set or no-bits-set */
return col_expected & mask;
}
static void
check_rgb_buf (const guint8 * pixels, guint32 r_mask, guint32 g_mask,
guint32 b_mask, guint32 a_mask, guint8 r_expected, guint8 g_expected,
guint8 b_expected, guint endianness, guint bpp, guint depth)
{
guint32 pixel, red, green, blue, alpha;
switch (bpp) {
case 32:{
if (endianness == G_LITTLE_ENDIAN)
pixel = GST_READ_UINT32_LE (pixels);
else
pixel = GST_READ_UINT32_BE (pixels);
break;
}
case 24:{
if (endianness == G_BIG_ENDIAN) {
pixel = (GST_READ_UINT8 (pixels) << 16) |
(GST_READ_UINT8 (pixels + 1) << 8) |
(GST_READ_UINT8 (pixels + 2) << 0);
} else {
pixel = (GST_READ_UINT8 (pixels + 2) << 16) |
(GST_READ_UINT8 (pixels + 1) << 8) |
(GST_READ_UINT8 (pixels + 0) << 0);
}
break;
}
case 16:{
if (endianness == G_LITTLE_ENDIAN)
pixel = GST_READ_UINT16_LE (pixels);
else
pixel = GST_READ_UINT16_BE (pixels);
break;
}
default:
g_return_if_reached ();
}
red = right_shift_colour (r_mask, pixel);
green = right_shift_colour (g_mask, pixel);
blue = right_shift_colour (b_mask, pixel);
alpha = right_shift_colour (a_mask, pixel);
/* can't enable this by default, valgrind will complain about accessing
* uninitialised memory for the depth=24,bpp=32 formats ... */
/* GST_LOG ("pixels: 0x%02x 0x%02x 0x%02x 0x%02x => pixel = 0x%08x",
pixels[0], (guint) pixels[1], pixels[2], pixels[3], pixel); */
/* fix up the mask (for rgb15/16) */
if (bpp == 16) {
r_expected = fix_expected_colour (r_mask, r_expected);
g_expected = fix_expected_colour (g_mask, g_expected);
b_expected = fix_expected_colour (b_mask, b_expected);
}
fail_unless (red == r_expected, "RED: expected 0x%02x, found 0x%02x",
r_expected, red);
fail_unless (green == g_expected, "GREEN: expected 0x%02x, found 0x%02x",
g_expected, green);
fail_unless (blue == b_expected, "BLUE: expected 0x%02x, found 0x%02x",
b_expected, blue);
fail_unless (a_mask == 0 || alpha != 0); /* better than nothing */
}
static void
got_buf_cb (GstElement * sink, GstBuffer * new_buf, GstPad * pad,
GstBuffer ** p_old_buf)
{
gst_buffer_replace (p_old_buf, new_buf);
}
/* tests the positioning of pixels within the various RGB pixel layouts */
GST_START_TEST (test_rgb_formats)
{
const struct
{
const gchar *pattern_name;
gint pattern_enum;
guint8 r_expected;
guint8 g_expected;
guint8 b_expected;
} test_patterns[] = {
{
"white", 3, 0xff, 0xff, 0xff}, {
"red", 4, 0xff, 0x00, 0x00}, {
"green", 5, 0x00, 0xff, 0x00}, {
"blue", 6, 0x00, 0x00, 0xff}, {
"black", 2, 0x00, 0x00, 0x00}
};
const struct
{
const gchar *nick;
guint bpp, depth;
guint32 red_mask, green_mask, blue_mask, alpha_mask;
} rgb_formats[] = {
{
"RGBA", 32, 32, 0xff000000, 0x00ff0000, 0x0000ff00, 0x000000ff}, {
"ARGB", 32, 32, 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000}, {
"BGRA", 32, 32, 0x0000ff00, 0x00ff0000, 0xff000000, 0x000000ff}, {
"ABGR", 32, 32, 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000}, {
"RGBx", 32, 24, 0xff000000, 0x00ff0000, 0x0000ff00, 0x00000000}, {
"xRGB", 32, 24, 0x00ff0000, 0x0000ff00, 0x000000ff, 0x00000000}, {
"BGRx", 32, 24, 0x0000ff00, 0x00ff0000, 0xff000000, 0x00000000}, {
"xBGR", 32, 24, 0x000000ff, 0x0000ff00, 0x00ff0000, 0x00000000}, {
"RGB ", 24, 24, 0x00ff0000, 0x0000ff00, 0x000000ff, 0x00000000}, {
"BGR ", 24, 24, 0x000000ff, 0x0000ff00, 0x00ff0000, 0x00000000}, {
"RGB565", 16, 16, 0x0000f800, 0x000007e0, 0x0000001f, 0x00000000}, {
"xRGB1555", 16, 15, 0x00007c00, 0x000003e0, 0x0000001f, 0x0000000}
};
GstElement *pipeline, *src, *filter, *sink;
const GstCaps *template_caps;
GstBuffer *buf = NULL;
GstPad *srcpad;
gint p, i, e;
/* test check function */
fail_unless (right_shift_colour (0x00ff0000, 0x11223344) == 0x22);
pipeline = gst_pipeline_new ("pipeline");
src = gst_check_setup_element ("videotestsrc");
filter = gst_check_setup_element ("capsfilter");
sink = gst_check_setup_element ("fakesink");
gst_bin_add_many (GST_BIN (pipeline), src, filter, sink, NULL);
fail_unless (gst_element_link (src, filter));
fail_unless (gst_element_link (filter, sink));
srcpad = gst_element_get_pad (src, "src");
template_caps = gst_pad_get_pad_template_caps (srcpad);
gst_object_unref (srcpad);
g_object_set (sink, "signal-handoffs", TRUE, NULL);
g_signal_connect (sink, "preroll-handoff", G_CALLBACK (got_buf_cb), &buf);
GST_LOG ("videotestsrc src template caps: %" GST_PTR_FORMAT, template_caps);
for (i = 0; i < G_N_ELEMENTS (rgb_formats); ++i) {
for (e = 0; e < 2; ++e) {
guint endianness;
GstCaps *caps;
if (e == 0) {
endianness = G_BYTE_ORDER;
} else {
endianness =
(G_BYTE_ORDER == G_BIG_ENDIAN) ? G_LITTLE_ENDIAN : G_BIG_ENDIAN;
}
caps = gst_caps_new_simple ("video/x-raw-rgb",
"bpp", G_TYPE_INT, rgb_formats[i].bpp,
"depth", G_TYPE_INT, rgb_formats[i].depth,
"red_mask", G_TYPE_INT, rgb_formats[i].red_mask,
"green_mask", G_TYPE_INT, rgb_formats[i].green_mask,
"blue_mask", G_TYPE_INT, rgb_formats[i].blue_mask,
"width", G_TYPE_INT, 16, "height", G_TYPE_INT, 16,
"endianness", G_TYPE_INT, endianness,
"framerate", GST_TYPE_FRACTION, 1, 1, NULL);
fail_unless (rgb_formats[i].alpha_mask == 0 || rgb_formats[i].bpp == 32);
if (rgb_formats[i].alpha_mask != 0) {
gst_structure_set (gst_caps_get_structure (caps, 0),
"alpha_mask", G_TYPE_INT, rgb_formats[i].alpha_mask, NULL);
}
if (gst_caps_is_subset (caps, template_caps)) {
/* caps are supported, let's run some tests then ... */
for (p = 0; p < G_N_ELEMENTS (test_patterns); ++p) {
GstStateChangeReturn state_ret;
g_object_set (src, "pattern", test_patterns[p].pattern_enum, NULL);
GST_INFO ("%5s %u/%u %08x %08x %08x %08x %u, pattern=%s",
rgb_formats[i].nick, rgb_formats[i].bpp, rgb_formats[i].depth,
rgb_formats[i].red_mask, rgb_formats[i].green_mask,
rgb_formats[i].blue_mask, rgb_formats[i].alpha_mask, endianness,
test_patterns[p].pattern_name);
/* now get videotestsrc to produce a buffer with the given caps */
g_object_set (filter, "caps", caps, NULL);
state_ret = gst_element_set_state (pipeline, GST_STATE_PAUSED);
fail_unless (state_ret != GST_STATE_CHANGE_FAILURE,
"pipeline _set_state() to PAUSED failed");
state_ret = gst_element_get_state (pipeline, NULL, NULL, -1);
fail_unless (state_ret == GST_STATE_CHANGE_SUCCESS,
"pipeline failed going to PAUSED state");
state_ret = gst_element_set_state (pipeline, GST_STATE_NULL);
fail_unless (state_ret == GST_STATE_CHANGE_SUCCESS);
fail_unless (buf != NULL);
/* check buffer caps */
{
GstStructure *s;
gint v;
fail_unless (GST_BUFFER_CAPS (buf) != NULL);
s = gst_caps_get_structure (GST_BUFFER_CAPS (buf), 0);
fail_unless (gst_structure_get_int (s, "bpp", &v));
fail_unless_equals_int (v, rgb_formats[i].bpp);
fail_unless (gst_structure_get_int (s, "depth", &v));
fail_unless_equals_int (v, rgb_formats[i].depth);
fail_unless (gst_structure_get_int (s, "red_mask", &v));
fail_unless_equals_int (v, rgb_formats[i].red_mask);
fail_unless (gst_structure_get_int (s, "green_mask", &v));
fail_unless_equals_int (v, rgb_formats[i].green_mask);
fail_unless (gst_structure_get_int (s, "blue_mask", &v));
fail_unless_equals_int (v, rgb_formats[i].blue_mask);
/* there mustn't be an alpha_mask if there's no alpha component */
if (rgb_formats[i].depth == 32) {
fail_unless (gst_structure_get_int (s, "alpha_mask", &v));
fail_unless_equals_int (v, rgb_formats[i].alpha_mask);
} else {
fail_unless (gst_structure_get_value (s, "alpha_mask") == NULL);
}
}
/* now check the first pixel */
check_rgb_buf (GST_BUFFER_DATA (buf), rgb_formats[i].red_mask,
rgb_formats[i].green_mask, rgb_formats[i].blue_mask,
rgb_formats[i].alpha_mask, test_patterns[p].r_expected,
test_patterns[p].g_expected, test_patterns[p].b_expected,
endianness, rgb_formats[i].bpp, rgb_formats[i].depth);
gst_buffer_unref (buf);
buf = NULL;
}
} else {
GST_INFO ("videotestsrc doesn't support format %" GST_PTR_FORMAT, caps);
}
gst_caps_unref (caps);
}
}
gst_object_unref (pipeline);
}
GST_END_TEST;
/* FIXME: add tests for YUV formats */
static Suite *
videotestsrc_suite (void)
{
Suite *s = suite_create ("videotestsrc");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
#ifdef HAVE_VALGRIND
if (RUNNING_ON_VALGRIND) {
/* otherwise valgrind errors out when liboil probes CPU extensions
* during which it causes SIGILLs etc. to be fired */
g_setenv ("OIL_CPU_FLAGS", "0", 0);
/* test_rgb_formats takes a bit longer, so increase timeout */
tcase_set_timeout (tc_chain, 5 * 60);
}
#endif
tcase_add_test (tc_chain, test_all_patterns);
tcase_add_test (tc_chain, test_rgb_formats);
return s;
}
int
main (int argc, char **argv)
{
int nf;
Suite *s = videotestsrc_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;
}