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/* GStreamer
*
* unit test for videofilter elements
*
* Copyright (C) <2006> Mark Nauwelaerts <manauw@skynet.be>
*
* 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.
*/
#include <unistd.h>
#include <stdarg.h>
#include <gst/video/video.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 *mysrcpad, *mysinkpad;
#define VIDEO_CAPS_TEMPLATE_STRING \
GST_VIDEO_CAPS_MAKE ("{ I420, AYUV, YUY2, UYVY, YVYU, xRGB }")
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (VIDEO_CAPS_TEMPLATE_STRING)
);
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (VIDEO_CAPS_TEMPLATE_STRING)
);
/* takes over reference for outcaps */
static GstElement *
setup_filter (const gchar * name, const gchar * prop, va_list var_args)
{
GstElement *element;
GST_DEBUG ("setup_element");
element = gst_check_setup_element (name);
g_object_set_valist (G_OBJECT (element), prop, var_args);
mysrcpad = gst_check_setup_src_pad (element, &srctemplate);
gst_pad_set_active (mysrcpad, TRUE);
mysinkpad = gst_check_setup_sink_pad (element, &sinktemplate);
gst_pad_set_active (mysinkpad, TRUE);
return element;
}
static void
cleanup_filter (GstElement * filter)
{
GST_DEBUG ("cleanup_element");
gst_check_teardown_src_pad (filter);
gst_check_teardown_sink_pad (filter);
gst_check_teardown_element (filter);
}
static void
check_filter_caps (const gchar * name, GstEvent * event, GstCaps * caps,
gint size, gint num_buffers, const gchar * prop, va_list varargs)
{
GstElement *filter;
GstBuffer *inbuffer, *outbuffer;
gint i;
GstSegment segment;
filter = setup_filter (name, prop, varargs);
fail_unless (gst_element_set_state (filter,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
gst_check_setup_events (mysrcpad, filter, caps, GST_FORMAT_TIME);
/* ensure segment (format) properly setup */
gst_segment_init (&segment, GST_FORMAT_TIME);
fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_segment (&segment)));
if (event)
fail_unless (gst_pad_push_event (mysrcpad, event));
for (i = 0; i < num_buffers; ++i) {
inbuffer = gst_buffer_new_and_alloc (size);
/* makes valgrind's memcheck happier */
gst_buffer_memset (inbuffer, 0, 0, size);
GST_BUFFER_TIMESTAMP (inbuffer) = 0;
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
}
fail_unless (g_list_length (buffers) == num_buffers);
/* clean up buffers */
for (i = 0; i < num_buffers; ++i) {
outbuffer = GST_BUFFER (buffers->data);
fail_if (outbuffer == NULL);
switch (i) {
case 0:
fail_unless (gst_buffer_get_size (outbuffer) == size);
/* no check on filter operation itself */
break;
default:
break;
}
buffers = g_list_remove (buffers, outbuffer);
ASSERT_BUFFER_REFCOUNT (outbuffer, "outbuffer", 1);
gst_buffer_unref (outbuffer);
outbuffer = NULL;
}
cleanup_filter (filter);
g_list_free (buffers);
buffers = NULL;
}
static void
check_filter_varargs (const gchar * name, GstEvent * event, gint num_buffers,
const gchar * prop, va_list varargs)
{
static const struct
{
const int width, height;
} resolutions[] = { {
384, 288}, {
385, 289}, {
385, 385}};
gint i, n, r;
gint size;
GstCaps *allcaps, *templ = gst_caps_from_string (VIDEO_CAPS_TEMPLATE_STRING);
allcaps = gst_caps_normalize (templ);
n = gst_caps_get_size (allcaps);
for (i = 0; i < n; i++) {
GstStructure *s = gst_caps_get_structure (allcaps, i);
GstCaps *caps = gst_caps_new_empty ();
gst_caps_append_structure (caps, gst_structure_copy (s));
/* try various resolutions */
for (r = 0; r < G_N_ELEMENTS (resolutions); ++r) {
GstVideoInfo info;
va_list args_cp;
caps = gst_caps_make_writable (caps);
gst_caps_set_simple (caps, "width", G_TYPE_INT, resolutions[r].width,
"height", G_TYPE_INT, resolutions[r].height,
"framerate", GST_TYPE_FRACTION, 25, 1, NULL);
GST_DEBUG ("Testing with caps: %" GST_PTR_FORMAT, caps);
gst_video_info_from_caps (&info, caps);
size = GST_VIDEO_INFO_SIZE (&info);
if (event)
gst_event_ref (event);
va_copy (args_cp, varargs);
check_filter_caps (name, event, caps, size, num_buffers, prop, args_cp);
va_end (args_cp);
}
gst_caps_unref (caps);
}
gst_caps_unref (allcaps);
if (event)
gst_event_unref (event);
}
static void
check_filter (const gchar * name, gint num_buffers, const gchar * prop, ...)
{
va_list varargs;
va_start (varargs, prop);
check_filter_varargs (name, NULL, num_buffers, prop, varargs);
va_end (varargs);
}
static void
check_filter_with_event (const gchar * name, GstEvent * event,
gint num_buffers, const gchar * prop, ...)
{
va_list varargs;
va_start (varargs, prop);
check_filter_varargs (name, event, num_buffers, prop, varargs);
va_end (varargs);
}
GST_START_TEST (test_videobalance)
{
check_filter ("videobalance", 2, NULL);
check_filter ("videobalance", 2, "saturation", 0.5, "hue", 0.8, NULL);
}
GST_END_TEST;
GST_START_TEST (test_videoflip)
{
GstEvent *event;
/* these we can handle with the caps */
check_filter ("videoflip", 2, "method", 0, NULL);
check_filter ("videoflip", 2, "method", 2, NULL);
check_filter ("videoflip", 2, "method", 4, NULL);
check_filter ("videoflip", 2, "method", 5, NULL);
event = gst_event_new_tag (gst_tag_list_new_empty ());
check_filter_with_event ("videoflip", event, 2, "method", 8, NULL);
event = gst_event_new_tag (gst_tag_list_new (GST_TAG_IMAGE_ORIENTATION,
"rotate-180", NULL));
check_filter_with_event ("videoflip", event, 2, "method", 8, NULL);
event = gst_event_new_tag (gst_tag_list_new (GST_TAG_IMAGE_ORIENTATION,
"invalid", NULL));
check_filter_with_event ("videoflip", event, 2, "method", 8, NULL);
}
GST_END_TEST;
GST_START_TEST (test_gamma)
{
check_filter ("gamma", 2, NULL);
check_filter ("gamma", 2, "gamma", 2.0, NULL);
}
GST_END_TEST;
static Suite *
videofilter_suite (void)
{
Suite *s = suite_create ("videofilter");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_videobalance);
tcase_add_test (tc_chain, test_videoflip);
tcase_add_test (tc_chain, test_gamma);
return s;
}
GST_CHECK_MAIN (videofilter);