+++ /dev/null
-/* GStreamer
- *
- * unit test for videoconvert
- *
- * 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>
-
-typedef struct _RGBConversion
-{
- const gchar *from_fmt;
- const gchar *to_fmt;
- GstCaps *from_caps;
- GstCaps *to_caps;
-} RGBConversion;
-
-static GstCaps *
-rgb_format_to_caps (const gchar * fmt)
-{
- GstCaps *caps;
-
- g_assert (fmt != NULL);
-
- caps = gst_caps_new_simple ("video/x-raw",
- "format", G_TYPE_STRING, fmt,
- "width", G_TYPE_INT, 16, "height", G_TYPE_INT, 16,
- "framerate", GST_TYPE_FRACTION, 1, 1, NULL);
-
- return caps;
-}
-
-static GList *
-create_rgb_conversions (void)
-{
- const gchar *rgb_formats[] = {
- "RGBA",
- "ARGB",
- "BGRA",
- "ABGR",
- "RGBx",
- "xRGB",
- "BGRx",
- "xBGR",
- "RGB",
- "BGR",
- "RGB15",
- "BGR15",
- "RGB16",
- "BGR16"
- };
- GList *conversions = NULL;
- guint from_fmt, to_fmt;
-
- for (from_fmt = 0; from_fmt < G_N_ELEMENTS (rgb_formats); ++from_fmt) {
- for (to_fmt = 0; to_fmt < G_N_ELEMENTS (rgb_formats); ++to_fmt) {
- guint i;
-
- for (i = 0; i < 4; ++i) {
- RGBConversion *conversion;
-
- conversion = g_new0 (RGBConversion, 1);
- conversion->from_fmt = rgb_formats[from_fmt];
- conversion->to_fmt = rgb_formats[to_fmt];
- conversion->from_caps = rgb_format_to_caps (conversion->from_fmt);
- conversion->to_caps = rgb_format_to_caps (conversion->to_fmt);
- conversions = g_list_prepend (conversions, conversion);
- }
- }
- }
-
- return g_list_reverse (conversions);
-}
-
-static void
-rgb_conversion_free (RGBConversion * conv)
-{
- gst_caps_unref (conv->from_caps);
- gst_caps_unref (conv->to_caps);
- memset (conv, 0x99, sizeof (RGBConversion));
- g_free (conv);
-}
-
-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;
-}
-
-#if 0
-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;
-
- 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 "
- "Bytes: 0x%02x 0x%02x 0x%02x 0x%02x Pixel: 0x%08x", r_expected, red,
- pixels[0], pixels[1], pixels[2], pixels[3], pixel);
- fail_unless (green == g_expected, "GREEN: expected 0x%02x, found 0x%02x "
- "Bytes: 0x%02x 0x%02x 0x%02x 0x%02x Pixel: 0x%08x", g_expected, green,
- pixels[0], pixels[1], pixels[2], pixels[3], pixel);
- fail_unless (blue == b_expected, "BLUE: expected 0x%02x, found 0x%02x "
- "Bytes: 0x%02x 0x%02x 0x%02x 0x%02x Pixel: 0x%08x", b_expected, blue,
- pixels[0], pixels[1], pixels[2], pixels[3], pixel);
-
-// FIXME: fix alpha check
-// fail_unless (a_mask == 0 || alpha != 0); /* better than nothing */
-}
-#endif
-
-static void
-got_buf_cb (GstElement * sink, GstBuffer * new_buf, GstPad * pad,
- GstBuffer ** p_old_buf)
-{
- gst_buffer_replace (p_old_buf, new_buf);
-}
-
-/* Note: lots of this code here is also in the videotestsrc.c unit test */
-GST_START_TEST (test_rgb_to_rgb)
-{
- 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}
- };
- GstElement *pipeline, *src, *filter1, *csp, *filter2, *sink;
- GstCaps *template_caps;
- GstBuffer *buf = NULL;
- GstPad *srcpad, *csppad;
- GList *conversions, *l;
- gint p;
-
- /* test check function */
- fail_unless (right_shift_colour (0x00ff0000, 0x11223344) == 0x22);
-
- pipeline = gst_pipeline_new ("pipeline");
- src = gst_check_setup_element ("videotestsrc");
- filter1 = gst_check_setup_element ("capsfilter");
- csp = gst_check_setup_element ("videoconvert");
- filter2 = gst_element_factory_make ("capsfilter", "to_filter");
- sink = gst_check_setup_element ("fakesink");
-
- gst_bin_add_many (GST_BIN (pipeline), src, filter1, csp, filter2, sink, NULL);
-
- fail_unless (gst_element_link (src, filter1));
- fail_unless (gst_element_link (filter1, csp));
- fail_unless (gst_element_link (csp, filter2));
- fail_unless (gst_element_link (filter2, sink));
-
- srcpad = gst_element_get_static_pad (src, "src");
- template_caps = gst_pad_get_pad_template_caps (srcpad);
- gst_object_unref (srcpad);
-
- csppad = gst_element_get_static_pad (csp, "src");
-
- 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);
-
- conversions = create_rgb_conversions ();
-
- for (l = conversions; l != NULL; l = l->next) {
- RGBConversion *conv = (RGBConversion *) l->data;
-
- /* does videotestsrc support the from_caps? */
- if (!gst_caps_is_subset (conv->from_caps, template_caps)) {
- GST_DEBUG ("videotestsrc doesn't support from_caps %" GST_PTR_FORMAT,
- conv->from_caps);
- continue;
- }
-
- /* caps are supported, let's run some tests then ... */
- for (p = 0; p < G_N_ELEMENTS (test_patterns); ++p) {
- GstStateChangeReturn state_ret;
- const gchar *from = conv->from_fmt;
- const gchar *to = conv->to_fmt;
-#if 0
- guint8 *data;
- gsize size;
-#endif
-
- /* trick compiler into thinking from is used, might throw warning
- * otherwise if the debugging system is disabled */
- fail_unless (from != NULL);
-
- gst_element_set_state (pipeline, GST_STATE_NULL);
-
- g_object_set (src, "pattern", test_patterns[p].pattern_enum, NULL);
-
- GST_INFO ("%5s => %5s, pattern=%s",
- from, to, test_patterns[p].pattern_name);
-
- /* now get videotestsrc to produce a buffer with the given caps */
- g_object_set (filter1, "caps", conv->from_caps, NULL);
-
- /* ... and force videoconvert to convert to our target caps */
- g_object_set (filter2, "caps", conv->to_caps, NULL);
-
- state_ret = gst_element_set_state (pipeline, GST_STATE_PAUSED);
- if (state_ret == GST_STATE_CHANGE_FAILURE) {
- GstMessage *msg;
- GError *err = NULL;
-
- msg = gst_bus_poll (GST_ELEMENT_BUS (pipeline), GST_MESSAGE_ERROR, 0);
- fail_if (msg == NULL, "expected ERROR message on the bus");
- fail_unless (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR);
- gst_message_parse_error (msg, &err, NULL);
- fail_unless (err != NULL);
- if (msg->src == GST_OBJECT_CAST (src) &&
- err->code == GST_STREAM_ERROR_FORMAT) {
- GST_DEBUG ("videoconvert does not support this conversion");
- gst_message_unref (msg);
- g_error_free (err);
- continue;
- }
- fail_unless (state_ret != GST_STATE_CHANGE_FAILURE,
- "pipeline _set_state() to PAUSED failed: %s", err->message);
- }
-
- 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 */
- {
- GstCaps *caps;
- GstStructure *s;
- const gchar *fmt;
-
- g_object_get (csppad, "caps", &caps, NULL);
-
- fail_unless (caps != NULL);
- s = gst_caps_get_structure (caps, 0);
- fmt = gst_structure_get_string (s, "format");
- fail_unless (fmt != NULL);
- fail_unless (!strcmp (fmt, to));
- }
-
-#if 0
- /* now check the top-left pixel */
- data = gst_buffer_map (buf, &size, NULL, GST_MAP_READ);
- check_rgb_buf (data, to->red_mask,
- to->green_mask, to->blue_mask, to->alpha_mask,
- test_patterns[p].r_expected, test_patterns[p].g_expected,
- test_patterns[p].b_expected, to->endianness, to->bpp, to->depth);
- gst_buffer_unmap (buf, data, size);
-#endif
-
- gst_buffer_unref (buf);
- buf = NULL;
- }
- }
-
- gst_caps_unref (template_caps);
-
- g_list_foreach (conversions, (GFunc) rgb_conversion_free, NULL);
- g_list_free (conversions);
-
- gst_element_set_state (pipeline, GST_STATE_NULL);
- gst_object_unref (pipeline);
-}
-
-GST_END_TEST;
-
-static Suite *
-videoconvert_suite (void)
-{
- Suite *s = suite_create ("videoconvert");
- 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, 10 * 60);
- }
-#endif
-
- /* FIXME: add tests for YUV <=> YUV and YUV <=> RGB */
- tcase_add_test (tc_chain, test_rgb_to_rgb);
-
- return s;
-}
-
-GST_CHECK_MAIN (videoconvert);
projects / platform / upstream / gstreamer.git / commitdiff