gstreamer/tests/check/elements/videoconvert.c
Vivia Nikolaidou 278b10dd2e videoconvert,videoscale: Add alternate-field negotiation tests
Make sure buffers with alternate-field interlacing mode can be
negotiated

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-base/-/merge_requests/1027>
2021-02-04 21:47:27 +02:00

176 lines
5 KiB
C

/* GStreamer
* unit test for videoconvert
*
* Copyright (C) 2006-2012 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#ifdef HAVE_VALGRIND
# include <valgrind/valgrind.h>
#endif
#include <gst/check/gstcheck.h>
#include <gst/check/gstharness.h>
#include <gst/video/video.h>
static guint
get_num_formats (void)
{
guint i = 2;
while (gst_video_format_to_string ((GstVideoFormat) i) != NULL)
++i;
return i;
}
static void
check_pad_template (GstPadTemplate * tmpl)
{
const GValue *list_val, *fmt_val;
GstStructure *s;
gboolean *formats_supported;
GstCaps *caps;
guint i, num_formats;
num_formats = get_num_formats ();
formats_supported = g_new0 (gboolean, num_formats);
caps = gst_pad_template_get_caps (tmpl);
/* If this fails, we need to update this unit test */
fail_unless_equals_int (gst_caps_get_size (caps), 2);
/* Remove the ANY caps features structure */
caps = gst_caps_truncate (caps);
s = gst_caps_get_structure (caps, 0);
fail_unless (gst_structure_has_name (s, "video/x-raw"));
list_val = gst_structure_get_value (s, "format");
fail_unless (list_val != NULL);
/* If this fails, we need to update this unit test */
fail_unless (GST_VALUE_HOLDS_LIST (list_val));
for (i = 0; i < gst_value_list_get_size (list_val); ++i) {
GstVideoFormat fmt;
const gchar *fmt_str;
fmt_val = gst_value_list_get_value (list_val, i);
fail_unless (G_VALUE_HOLDS_STRING (fmt_val));
fmt_str = g_value_get_string (fmt_val);
GST_LOG ("format string: '%s'", fmt_str);
fmt = gst_video_format_from_string (fmt_str);
fail_unless (fmt != GST_VIDEO_FORMAT_UNKNOWN);
formats_supported[(guint) fmt] = TRUE;
}
gst_caps_unref (caps);
for (i = 2; i < num_formats; ++i) {
if (!formats_supported[i]) {
g_error ("videoconvert doesn't support format '%s'",
gst_video_format_to_string ((GstVideoFormat) i));
}
}
g_free (formats_supported);
}
GST_START_TEST (test_template_formats)
{
GstElementFactory *f;
GstPadTemplate *t;
const GList *pad_templates;
f = gst_element_factory_find ("videoconvert");
fail_unless (f != NULL);
pad_templates = gst_element_factory_get_static_pad_templates (f);
fail_unless_equals_int (g_list_length ((GList *) pad_templates), 2);
t = gst_static_pad_template_get (pad_templates->data);
check_pad_template (GST_PAD_TEMPLATE (t));
gst_object_unref (t);
t = gst_static_pad_template_get (pad_templates->next->data);
check_pad_template (GST_PAD_TEMPLATE (t));
gst_object_unref (t);
gst_object_unref (f);
}
GST_END_TEST;
GST_START_TEST (test_negotiate_alternate)
{
GstHarness *h;
GstBuffer *buffer;
GstMapInfo map;
h = gst_harness_new ("videoconvert");
buffer = gst_buffer_new_and_alloc (4);
gst_buffer_map (buffer, &map, GST_MAP_WRITE);
map.data[0] = 0x0;
map.data[1] = 0x0;
map.data[2] = 0x0;
map.data[3] = 0x0;
gst_buffer_unmap (buffer, &map);
gst_harness_set_sink_caps_str (h,
"video/x-raw,interlace-mode=alternate,width=1,height=1,format=AYUV");
gst_harness_set_src_caps_str (h,
"video/x-raw(format:Interlaced),interlace-mode=alternate,width=1,height=1,format=ARGB");
fail_unless_equals_int (gst_harness_push (h, gst_buffer_ref (buffer)),
GST_FLOW_NOT_NEGOTIATED);
gst_harness_set_sink_caps_str (h,
"video/x-raw(format:Interlaced),interlace-mode=alternate,width=1,height=1,format=AYUV");
gst_harness_set_src_caps_str (h,
"video/x-raw,interlace-mode=alternate,width=1,height=1,format=ARGB");
fail_unless_equals_int (gst_harness_push (h, gst_buffer_ref (buffer)),
GST_FLOW_NOT_NEGOTIATED);
gst_harness_set_sink_caps_str (h,
"video/x-raw(format:Interlaced),interlace-mode=alternate,width=1,height=1,format=AYUV");
gst_harness_set_src_caps_str (h,
"video/x-raw(format:Interlaced),interlace-mode=alternate,width=1,height=1,format=ARGB");
fail_unless_equals_int (gst_harness_push (h, buffer), GST_FLOW_OK);
gst_harness_teardown (h);
}
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);
tcase_add_test (tc_chain, test_template_formats);
tcase_add_test (tc_chain, test_negotiate_alternate);
return s;
}
GST_CHECK_MAIN (videoconvert);