gstreamer/subprojects/gst-plugins-good/tests/check/elements/y4menc.c

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/* GStreamer
*
* unit test for y4menc
*
* 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.
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*/
#include <gst/check/gstcheck.h>
/* 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 */
static GstPad *mysrcpad, *mysinkpad;
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#define VIDEO_CAPS_STRING "video/x-raw, " \
"format = (string) I420, "\
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"width = (int) 384, " \
"height = (int) 288, " \
"framerate = (fraction) 25/1, " \
"pixel-aspect-ratio = (fraction) 1/1"
#define Y4M_CAPS_STRING "application/x-yuv4mpeg, " \
"y4mversion = (int) 2"
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (Y4M_CAPS_STRING));
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (VIDEO_CAPS_STRING));
static GstElement *
setup_y4menc (void)
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{
GstElement *y4menc;
GST_DEBUG ("setup_y4menc");
y4menc = gst_check_setup_element ("y4menc");
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mysrcpad = gst_check_setup_src_pad (y4menc, &srctemplate);
mysinkpad = gst_check_setup_sink_pad (y4menc, &sinktemplate);
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gst_pad_set_active (mysrcpad, TRUE);
gst_pad_set_active (mysinkpad, TRUE);
return y4menc;
}
static void
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cleanup_y4menc (GstElement * y4menc)
{
GST_DEBUG ("cleanup_y4menc");
gst_element_set_state (y4menc, GST_STATE_NULL);
gst_pad_set_active (mysrcpad, FALSE);
gst_pad_set_active (mysinkpad, FALSE);
gst_check_teardown_src_pad (y4menc);
gst_check_teardown_sink_pad (y4menc);
gst_check_teardown_element (y4menc);
}
GST_START_TEST (test_y4m)
{
GstElement *y4menc;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
int i, num_buffers, size;
const gchar *data0 = "YUV4MPEG2 W384 H288 Ip F25:1 A1:1\n";
const gchar *data1 = "YUV4MPEG2 C420 W384 H288 Ip F25:1 A1:1\n";
const gchar *data2 = "FRAME\n";
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y4menc = setup_y4menc ();
fail_unless (gst_element_set_state (y4menc,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
/* corresponds to I420 buffer for the size mentioned in the caps */
size = 384 * 288 * 3 / 2;
inbuffer = gst_buffer_new_and_alloc (size);
/* makes valgrind's memcheck happier */
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gst_buffer_memset (inbuffer, 0, 0, size);
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caps = gst_caps_from_string (VIDEO_CAPS_STRING);
gst_check_setup_events (mysrcpad, y4menc, caps, GST_FORMAT_TIME);
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gst_caps_unref (caps);
GST_BUFFER_TIMESTAMP (inbuffer) = 0;
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
num_buffers = g_list_length (buffers);
fail_unless (num_buffers == 1);
/* clean up buffers */
for (i = 0; i < num_buffers; ++i) {
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GstMapInfo map;
gchar *data;
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gsize outsize;
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outbuffer = GST_BUFFER (buffers->data);
fail_if (outbuffer == NULL);
switch (i) {
case 0:
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gst_buffer_map (outbuffer, &map, GST_MAP_READ);
outsize = map.size;
data = (gchar *) map.data;
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fail_unless (outsize > size);
fail_unless (memcmp (data, data0, strlen (data0)) == 0 ||
memcmp (data, data1, strlen (data1)) == 0);
/* so we know there is a newline */
data = strchr (data, '\n');
fail_unless (data != NULL);
data++;
fail_unless (memcmp (data2, data, strlen (data2)) == 0);
data += strlen (data2);
/* remainder must be frame data */
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fail_unless (data - (gchar *) map.data + size == outsize);
gst_buffer_unmap (outbuffer, &map);
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break;
default:
break;
}
buffers = g_list_remove (buffers, outbuffer);
ASSERT_BUFFER_REFCOUNT (outbuffer, "outbuffer", 1);
gst_buffer_unref (outbuffer);
outbuffer = NULL;
}
cleanup_y4menc (y4menc);
g_list_free (buffers);
buffers = NULL;
}
GST_END_TEST;
static Suite *
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y4menc_suite (void)
{
Suite *s = suite_create ("y4menc");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_y4m);
return s;
}
GST_CHECK_MAIN (y4menc);