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

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/*
* vacompositor.c - GStreamer unit test for the vacompositor element
*
* Copyright (C) 2022 Intel Corporation
* Author: U. Artie Eoff <ullysses.a.eoff@intel.com>
*
* 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 Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <gst/check/gstcheck.h>
#include <gst/video/video.h>
static GMainLoop *main_loop;
static void
message_received (GstBus * bus, GstMessage * message, GstPipeline * bin)
{
GST_INFO ("bus message from \"%" GST_PTR_FORMAT "\": %" GST_PTR_FORMAT,
GST_MESSAGE_SRC (message), message);
switch (message->type) {
case GST_MESSAGE_EOS:
g_main_loop_quit (main_loop);
break;
case GST_MESSAGE_WARNING:{
GError *gerror;
gchar *debug;
gst_message_parse_warning (message, &gerror, &debug);
gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
g_error_free (gerror);
g_free (debug);
break;
}
case GST_MESSAGE_ERROR:{
GError *gerror;
gchar *debug;
gst_message_parse_error (message, &gerror, &debug);
gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
g_error_free (gerror);
g_free (debug);
g_main_loop_quit (main_loop);
break;
}
default:
break;
}
}
static GstBuffer *handoff_buffer = NULL;
static void
on_handoff (GstElement * element, GstBuffer * buffer, GstPad * pad,
gpointer data)
{
gst_buffer_replace (&handoff_buffer, buffer);
}
#define TEST_PATTERN_RED 4
#define TEST_PATTERN_GREEN 5
GST_START_TEST (test_composition_position)
{
GstElement *bin, *src1, *filter1, *src2, *filter2, *comp, *sink;
GstBus *bus;
GstPad *pad, *srcpad, *sinkpad;
GstCaps *caps;
GstVideoFrame frame;
GstVideoInfo vinfo;
/* Check if vacompositor is available, since it is only available
* for iHD vaapi driver */
comp = gst_element_factory_make ("vacompositor", "compositor");
if (!comp)
return;
/* build pipeline */
bin = gst_pipeline_new ("pipeline");
bus = gst_element_get_bus (bin);
gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
src1 = gst_element_factory_make ("videotestsrc", "src1");
g_object_set (src1, "num-buffers", 1, NULL);
g_object_set (src1, "pattern", TEST_PATTERN_GREEN, NULL);
filter1 = gst_element_factory_make ("capsfilter", "filter1");
caps = gst_caps_new_simple ("video/x-raw", "format", G_TYPE_STRING, "NV12",
"width", G_TYPE_INT, 320, "height", G_TYPE_INT, 240, NULL);
g_object_set (filter1, "caps", caps, NULL);
gst_caps_unref (caps);
src2 = gst_element_factory_make ("videotestsrc", "src2");
g_object_set (src2, "num-buffers", 1, NULL);
g_object_set (src2, "pattern", TEST_PATTERN_RED, NULL);
filter2 = gst_element_factory_make ("capsfilter", "filter2");
caps = gst_caps_new_simple ("video/x-raw", "format", G_TYPE_STRING, "NV12",
"width", G_TYPE_INT, 20, "height", G_TYPE_INT, 20, NULL);
g_object_set (filter2, "caps", caps, NULL);
gst_caps_unref (caps);
sink = gst_element_factory_make ("fakesink", "sink");
g_object_set (sink, "signal-handoffs", TRUE, NULL);
g_signal_connect (sink, "handoff", G_CALLBACK (on_handoff), NULL);
gst_bin_add_many (GST_BIN (bin), src1, filter1, src2, filter2, comp,
sink, NULL);
gst_element_link (src1, filter1);
gst_element_link (src2, filter2);
gst_element_link (comp, sink);
srcpad = gst_element_get_static_pad (filter1, "src");
sinkpad = gst_element_request_pad_simple (comp, "sink_0");
g_object_set (sinkpad, "xpos", 0, "ypos", 0, "alpha", 1.0, NULL);
gst_pad_link (srcpad, sinkpad);
gst_object_unref (sinkpad);
gst_object_unref (srcpad);
srcpad = gst_element_get_static_pad (filter2, "src");
sinkpad = gst_element_request_pad_simple (comp, "sink_1");
g_object_set (sinkpad, "xpos", 10, "ypos", 10, "alpha", 1.0, NULL);
gst_pad_link (srcpad, sinkpad);
gst_object_unref (sinkpad);
gst_object_unref (srcpad);
/* setup and run the main loop */
main_loop = g_main_loop_new (NULL, FALSE);
g_signal_connect (bus, "message::error", (GCallback) message_received, bin);
g_signal_connect (bus, "message::warning", (GCallback) message_received, bin);
g_signal_connect (bus, "message::eos", (GCallback) message_received, bin);
gst_element_set_state (bin, GST_STATE_PAUSED);
gst_element_get_state (bin, NULL, NULL, GST_CLOCK_TIME_NONE);
gst_element_set_state (bin, GST_STATE_PLAYING);
g_main_loop_run (main_loop);
/* validate output buffer */
fail_unless (handoff_buffer != NULL);
pad = gst_element_get_static_pad (sink, "sink");
caps = gst_pad_get_current_caps (pad);
gst_video_info_from_caps (&vinfo, caps);
gst_caps_unref (caps);
gst_object_unref (pad);
gst_video_frame_map (&frame, &vinfo, handoff_buffer, GST_MAP_READ);
{
guint i, j, n_planes, plane;
n_planes = GST_VIDEO_FRAME_N_PLANES (&frame);
for (plane = 0; plane < n_planes; plane++) {
guint8 *pd = GST_VIDEO_FRAME_PLANE_DATA (&frame, plane);
gint w = GST_VIDEO_FRAME_COMP_WIDTH (&frame, plane)
* GST_VIDEO_FRAME_COMP_PSTRIDE (&frame, plane);
gint h = GST_VIDEO_FRAME_COMP_HEIGHT (&frame, plane);
gint ps = GST_VIDEO_FRAME_PLANE_STRIDE (&frame, plane);
for (j = 0; j < h; ++j) {
for (i = 0; i < w; ++i) {
guint8 actual = GST_READ_UINT8 (pd + i);
guint8 expect = 0xff;
if (plane == 0) {
if (i >= 10 && i < 30 && j >= 10 && j < 30)
expect = 0x51;
else
expect = 0x91;
} else {
if (i >= 10 && i < 30 && j >= 5 && j < 15)
expect = (i % 2) ? 0xf0 : 0x5a;
else
expect = (i % 2) ? 0x22 : 0x36;
}
fail_unless (actual == expect,
"Expected 0x%02x but got 0x%02x at (%u,%u,%u)", expect, actual,
plane, i, j);
}
pd += ps;
}
}
}
gst_video_frame_unmap (&frame);
/* cleanup */
gst_buffer_replace (&handoff_buffer, NULL);
gst_element_set_state (bin, GST_STATE_NULL);
g_main_loop_unref (main_loop);
gst_bus_remove_signal_watch (bus);
gst_object_unref (bus);
gst_object_unref (bin);
}
GST_END_TEST;
static Suite *
vacompositor_suite (void)
{
Suite *s = suite_create ("vacompositor");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_composition_position);
return s;
}
GST_CHECK_MAIN (vacompositor);