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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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432 lines
14 KiB
C
432 lines
14 KiB
C
/* GStreamer
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*
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* unit test for videotestsrc
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*
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* Copyright (C) <2005> Thomas Vander Stichele <thomas at apestaart dot org>
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* Copyright (C) <2006> Tim-Philipp Müller <tim centricular net>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#ifdef HAVE_VALGRIND
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# include <valgrind/valgrind.h>
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#endif
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#include <unistd.h>
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#include <gst/check/gstcheck.h>
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/* For ease of programming we use globals to keep refs for our floating
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* src and sink pads we create; otherwise we always have to do get_pad,
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* get_peer, and then remove references in every test function */
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static GstPad *mysinkpad;
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#define CAPS_TEMPLATE_STRING \
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"video/x-raw-yuv, " \
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"format = (fourcc) Y422, " \
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"width = (int) [ 1, MAX ], " \
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"height = (int) [ 1, MAX ], " \
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"framerate = (fraction) [ 0/1, MAX ]"
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static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (CAPS_TEMPLATE_STRING)
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);
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static GstElement *
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setup_videotestsrc (void)
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{
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GstElement *videotestsrc;
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GST_DEBUG ("setup_videotestsrc");
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videotestsrc = gst_check_setup_element ("videotestsrc");
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mysinkpad = gst_check_setup_sink_pad (videotestsrc, &sinktemplate, NULL);
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gst_pad_set_active (mysinkpad, TRUE);
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return videotestsrc;
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}
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static void
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cleanup_videotestsrc (GstElement * videotestsrc)
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{
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GST_DEBUG ("cleanup_videotestsrc");
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g_list_foreach (buffers, (GFunc) gst_mini_object_unref, NULL);
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g_list_free (buffers);
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buffers = NULL;
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gst_pad_set_active (mysinkpad, FALSE);
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gst_check_teardown_sink_pad (videotestsrc);
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gst_check_teardown_element (videotestsrc);
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}
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GST_START_TEST (test_all_patterns)
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{
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GstElement *videotestsrc;
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GObjectClass *oclass;
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GParamSpec *property;
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GEnumValue *values;
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guint j = 0;
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videotestsrc = setup_videotestsrc ();
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oclass = G_OBJECT_GET_CLASS (videotestsrc);
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property = g_object_class_find_property (oclass, "pattern");
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fail_unless (G_IS_PARAM_SPEC_ENUM (property));
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values = G_ENUM_CLASS (g_type_class_ref (property->value_type))->values;
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while (values[j].value_name) {
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GST_DEBUG_OBJECT (videotestsrc, "testing pattern %s", values[j].value_name);
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g_object_set (videotestsrc, "pattern", j, NULL);
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fail_unless (gst_element_set_state (videotestsrc,
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GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
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"could not set to playing");
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g_mutex_lock (check_mutex);
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while (g_list_length (buffers) < 10) {
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GST_DEBUG_OBJECT (videotestsrc, "Waiting for more buffers");
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g_cond_wait (check_cond, check_mutex);
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}
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g_mutex_unlock (check_mutex);
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gst_element_set_state (videotestsrc, GST_STATE_READY);
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g_list_foreach (buffers, (GFunc) gst_mini_object_unref, NULL);
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g_list_free (buffers);
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buffers = NULL;
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++j;
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}
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/* cleanup */
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cleanup_videotestsrc (videotestsrc);
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}
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GST_END_TEST;
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static guint32
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right_shift_colour (guint32 mask, guint32 pixel)
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{
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if (mask == 0)
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return 0;
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pixel = pixel & mask;
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while ((mask & 0x01) == 0) {
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mask = mask >> 1;
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pixel = pixel >> 1;
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}
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return pixel;
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}
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static guint8
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fix_expected_colour (guint32 col_mask, guint8 col_expected)
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{
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guint32 mask;
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gint last = g_bit_nth_msf (col_mask, -1);
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gint first = g_bit_nth_lsf (col_mask, -1);
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mask = 1 << (last - first + 1);
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mask -= 1;
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g_assert (col_expected == 0x00 || col_expected == 0xff);
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/* this only works because we only check for all-bits-set or no-bits-set */
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return col_expected & mask;
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}
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static void
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check_rgb_buf (const guint8 * pixels, guint32 r_mask, guint32 g_mask,
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guint32 b_mask, guint32 a_mask, guint8 r_expected, guint8 g_expected,
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guint8 b_expected, guint endianness, guint bpp, guint depth)
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{
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guint32 pixel, red, green, blue, alpha;
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switch (bpp) {
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case 32:{
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if (endianness == G_LITTLE_ENDIAN)
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pixel = GST_READ_UINT32_LE (pixels);
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else
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pixel = GST_READ_UINT32_BE (pixels);
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break;
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}
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case 24:{
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if (endianness == G_BIG_ENDIAN) {
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pixel = (GST_READ_UINT8 (pixels) << 16) |
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(GST_READ_UINT8 (pixels + 1) << 8) |
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(GST_READ_UINT8 (pixels + 2) << 0);
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} else {
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pixel = (GST_READ_UINT8 (pixels + 2) << 16) |
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(GST_READ_UINT8 (pixels + 1) << 8) |
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(GST_READ_UINT8 (pixels + 0) << 0);
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}
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break;
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}
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case 16:{
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if (endianness == G_LITTLE_ENDIAN)
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pixel = GST_READ_UINT16_LE (pixels);
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else
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pixel = GST_READ_UINT16_BE (pixels);
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break;
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}
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default:
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g_return_if_reached ();
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}
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red = right_shift_colour (r_mask, pixel);
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green = right_shift_colour (g_mask, pixel);
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blue = right_shift_colour (b_mask, pixel);
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alpha = right_shift_colour (a_mask, pixel);
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/* can't enable this by default, valgrind will complain about accessing
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* uninitialised memory for the depth=24,bpp=32 formats ... */
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/* GST_LOG ("pixels: 0x%02x 0x%02x 0x%02x 0x%02x => pixel = 0x%08x",
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pixels[0], (guint) pixels[1], pixels[2], pixels[3], pixel); */
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/* fix up the mask (for rgb15/16) */
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if (bpp == 16) {
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r_expected = fix_expected_colour (r_mask, r_expected);
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g_expected = fix_expected_colour (g_mask, g_expected);
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b_expected = fix_expected_colour (b_mask, b_expected);
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}
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fail_unless (red == r_expected, "RED: expected 0x%02x, found 0x%02x",
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r_expected, red);
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fail_unless (green == g_expected, "GREEN: expected 0x%02x, found 0x%02x",
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g_expected, green);
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fail_unless (blue == b_expected, "BLUE: expected 0x%02x, found 0x%02x",
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b_expected, blue);
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fail_unless (a_mask == 0 || alpha != 0); /* better than nothing */
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}
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static void
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got_buf_cb (GstElement * sink, GstBuffer * new_buf, GstPad * pad,
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GstBuffer ** p_old_buf)
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{
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gst_buffer_replace (p_old_buf, new_buf);
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}
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/* tests the positioning of pixels within the various RGB pixel layouts */
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GST_START_TEST (test_rgb_formats)
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{
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const struct
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{
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const gchar *pattern_name;
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gint pattern_enum;
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guint8 r_expected;
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guint8 g_expected;
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guint8 b_expected;
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} test_patterns[] = {
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{
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"white", 3, 0xff, 0xff, 0xff}, {
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"red", 4, 0xff, 0x00, 0x00}, {
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"green", 5, 0x00, 0xff, 0x00}, {
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"blue", 6, 0x00, 0x00, 0xff}, {
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"black", 2, 0x00, 0x00, 0x00}
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};
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const struct
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{
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const gchar *nick;
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guint bpp, depth;
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guint32 red_mask, green_mask, blue_mask, alpha_mask;
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} rgb_formats[] = {
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{
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"RGBA", 32, 32, 0xff000000, 0x00ff0000, 0x0000ff00, 0x000000ff}, {
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"ARGB", 32, 32, 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000}, {
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"BGRA", 32, 32, 0x0000ff00, 0x00ff0000, 0xff000000, 0x000000ff}, {
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"ABGR", 32, 32, 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000}, {
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"RGBx", 32, 24, 0xff000000, 0x00ff0000, 0x0000ff00, 0x00000000}, {
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"xRGB", 32, 24, 0x00ff0000, 0x0000ff00, 0x000000ff, 0x00000000}, {
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"BGRx", 32, 24, 0x0000ff00, 0x00ff0000, 0xff000000, 0x00000000}, {
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"xBGR", 32, 24, 0x000000ff, 0x0000ff00, 0x00ff0000, 0x00000000}, {
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"RGB ", 24, 24, 0x00ff0000, 0x0000ff00, 0x000000ff, 0x00000000}, {
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"BGR ", 24, 24, 0x000000ff, 0x0000ff00, 0x00ff0000, 0x00000000}, {
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"RGB565", 16, 16, 0x0000f800, 0x000007e0, 0x0000001f, 0x00000000}, {
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"xRGB1555", 16, 15, 0x00007c00, 0x000003e0, 0x0000001f, 0x0000000}
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};
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GstElement *pipeline, *src, *filter, *sink;
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const GstCaps *template_caps;
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GstBuffer *buf = NULL;
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GstPad *srcpad;
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gint p, i, e;
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/* test check function */
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fail_unless (right_shift_colour (0x00ff0000, 0x11223344) == 0x22);
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pipeline = gst_pipeline_new ("pipeline");
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src = gst_check_setup_element ("videotestsrc");
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filter = gst_check_setup_element ("capsfilter");
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sink = gst_check_setup_element ("fakesink");
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gst_bin_add_many (GST_BIN (pipeline), src, filter, sink, NULL);
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fail_unless (gst_element_link (src, filter));
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fail_unless (gst_element_link (filter, sink));
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srcpad = gst_element_get_static_pad (src, "src");
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template_caps = gst_pad_get_pad_template_caps (srcpad);
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gst_object_unref (srcpad);
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g_object_set (sink, "signal-handoffs", TRUE, NULL);
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g_signal_connect (sink, "preroll-handoff", G_CALLBACK (got_buf_cb), &buf);
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GST_LOG ("videotestsrc src template caps: %" GST_PTR_FORMAT, template_caps);
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for (i = 0; i < G_N_ELEMENTS (rgb_formats); ++i) {
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for (e = 0; e < 2; ++e) {
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guint endianness;
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GstCaps *caps;
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if (e == 0) {
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endianness = G_BYTE_ORDER;
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} else {
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endianness =
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(G_BYTE_ORDER == G_BIG_ENDIAN) ? G_LITTLE_ENDIAN : G_BIG_ENDIAN;
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}
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caps = gst_caps_new_simple ("video/x-raw-rgb",
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"bpp", G_TYPE_INT, rgb_formats[i].bpp,
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"depth", G_TYPE_INT, rgb_formats[i].depth,
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"red_mask", G_TYPE_INT, rgb_formats[i].red_mask,
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"green_mask", G_TYPE_INT, rgb_formats[i].green_mask,
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"blue_mask", G_TYPE_INT, rgb_formats[i].blue_mask,
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"width", G_TYPE_INT, 16, "height", G_TYPE_INT, 16,
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"endianness", G_TYPE_INT, endianness,
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"framerate", GST_TYPE_FRACTION, 1, 1, NULL);
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fail_unless (rgb_formats[i].alpha_mask == 0 || rgb_formats[i].bpp == 32);
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if (rgb_formats[i].alpha_mask != 0) {
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gst_structure_set (gst_caps_get_structure (caps, 0),
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"alpha_mask", G_TYPE_INT, rgb_formats[i].alpha_mask, NULL);
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}
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if (gst_caps_is_subset (caps, template_caps)) {
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/* caps are supported, let's run some tests then ... */
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for (p = 0; p < G_N_ELEMENTS (test_patterns); ++p) {
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GstStateChangeReturn state_ret;
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g_object_set (src, "pattern", test_patterns[p].pattern_enum, NULL);
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GST_INFO ("%5s %u/%u %08x %08x %08x %08x %u, pattern=%s",
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rgb_formats[i].nick, rgb_formats[i].bpp, rgb_formats[i].depth,
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rgb_formats[i].red_mask, rgb_formats[i].green_mask,
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rgb_formats[i].blue_mask, rgb_formats[i].alpha_mask, endianness,
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test_patterns[p].pattern_name);
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/* now get videotestsrc to produce a buffer with the given caps */
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g_object_set (filter, "caps", caps, NULL);
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state_ret = gst_element_set_state (pipeline, GST_STATE_PAUSED);
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fail_unless (state_ret != GST_STATE_CHANGE_FAILURE,
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"pipeline _set_state() to PAUSED failed");
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state_ret = gst_element_get_state (pipeline, NULL, NULL, -1);
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fail_unless (state_ret == GST_STATE_CHANGE_SUCCESS,
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"pipeline failed going to PAUSED state");
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state_ret = gst_element_set_state (pipeline, GST_STATE_NULL);
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fail_unless (state_ret == GST_STATE_CHANGE_SUCCESS);
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fail_unless (buf != NULL);
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/* check buffer caps */
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{
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GstStructure *s;
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gint v;
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fail_unless (GST_BUFFER_CAPS (buf) != NULL);
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s = gst_caps_get_structure (GST_BUFFER_CAPS (buf), 0);
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fail_unless (gst_structure_get_int (s, "bpp", &v));
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fail_unless_equals_int (v, rgb_formats[i].bpp);
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fail_unless (gst_structure_get_int (s, "depth", &v));
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fail_unless_equals_int (v, rgb_formats[i].depth);
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fail_unless (gst_structure_get_int (s, "red_mask", &v));
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fail_unless_equals_int (v, rgb_formats[i].red_mask);
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fail_unless (gst_structure_get_int (s, "green_mask", &v));
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fail_unless_equals_int (v, rgb_formats[i].green_mask);
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fail_unless (gst_structure_get_int (s, "blue_mask", &v));
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fail_unless_equals_int (v, rgb_formats[i].blue_mask);
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/* there mustn't be an alpha_mask if there's no alpha component */
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if (rgb_formats[i].depth == 32) {
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fail_unless (gst_structure_get_int (s, "alpha_mask", &v));
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fail_unless_equals_int (v, rgb_formats[i].alpha_mask);
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} else {
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fail_unless (gst_structure_get_value (s, "alpha_mask") == NULL);
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}
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}
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/* now check the first pixel */
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check_rgb_buf (GST_BUFFER_DATA (buf), rgb_formats[i].red_mask,
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rgb_formats[i].green_mask, rgb_formats[i].blue_mask,
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rgb_formats[i].alpha_mask, test_patterns[p].r_expected,
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test_patterns[p].g_expected, test_patterns[p].b_expected,
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endianness, rgb_formats[i].bpp, rgb_formats[i].depth);
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gst_buffer_unref (buf);
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buf = NULL;
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}
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} else {
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GST_INFO ("videotestsrc doesn't support format %" GST_PTR_FORMAT, caps);
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}
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gst_caps_unref (caps);
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}
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}
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gst_object_unref (pipeline);
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}
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GST_END_TEST;
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/* FIXME: add tests for YUV formats */
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static Suite *
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videotestsrc_suite (void)
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{
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Suite *s = suite_create ("videotestsrc");
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TCase *tc_chain = tcase_create ("general");
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suite_add_tcase (s, tc_chain);
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#ifdef HAVE_VALGRIND
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if (RUNNING_ON_VALGRIND) {
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/* otherwise valgrind errors out when liboil probes CPU extensions
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* during which it causes SIGILLs etc. to be fired */
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g_setenv ("OIL_CPU_FLAGS", "0", 0);
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/* test_rgb_formats takes a bit longer, so increase timeout */
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tcase_set_timeout (tc_chain, 5 * 60);
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}
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#endif
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tcase_add_test (tc_chain, test_all_patterns);
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tcase_add_test (tc_chain, test_rgb_formats);
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return s;
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}
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GST_CHECK_MAIN (videotestsrc);
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