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/* GStreamer
*
* unit test for avimux
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <unistd.h>
#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;
#define AUDIO_CAPS_STRING "audio/x-ac3, " \
"channels = (int) 1, " \
"rate = (int) 8000"
#define VIDEO_CAPS_STRING "video/x-xvid, " \
"width = (int) 384, " \
"height = (int) 288, " \
"framerate = (fraction) 25/1"
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-msvideo"));
static GstStaticPadTemplate srcvideotemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (VIDEO_CAPS_STRING));
static GstStaticPadTemplate srcaudiotemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (AUDIO_CAPS_STRING));
/* setup and teardown needs some special handling for muxer */
GstPad *
setup_src_pad (GstElement * element,
GstStaticPadTemplate * template, GstCaps * caps, gchar * sinkname)
{
GstPad *srcpad, *sinkpad;
GST_DEBUG_OBJECT (element, "setting up sending pad");
/* sending pad */
srcpad = gst_pad_new_from_static_template (template, "src");
fail_if (srcpad == NULL, "Could not create a srcpad");
ASSERT_OBJECT_REFCOUNT (srcpad, "srcpad", 1);
if (!(sinkpad = gst_element_get_static_pad (element, sinkname)))
sinkpad = gst_element_get_request_pad (element, sinkname);
fail_if (sinkpad == NULL, "Could not get sink pad from %s",
GST_ELEMENT_NAME (element));
/* references are owned by: 1) us, 2) avimux, 3) collect pads */
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 3);
if (caps)
fail_unless (gst_pad_set_caps (srcpad, caps));
fail_unless (gst_pad_link (srcpad, sinkpad) == GST_PAD_LINK_OK,
"Could not link source and %s sink pads", GST_ELEMENT_NAME (element));
gst_object_unref (sinkpad); /* because we got it higher up */
/* references are owned by: 1) avimux, 2) collect pads */
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 2);
return srcpad;
}
void
teardown_src_pad (GstElement * element, gchar * sinkname)
{
GstPad *srcpad, *sinkpad;
gchar *padname;
/* clean up floating src pad */
/* hm, avimux uses _00 as suffixes for padnames */
padname = g_strdup (sinkname);
memcpy (strchr (padname, '%'), "00", 2);
if (!(sinkpad = gst_element_get_static_pad (element, padname)))
sinkpad = gst_element_get_request_pad (element, padname);
g_free (padname);
/* pad refs held by 1) avimux 2) collectpads and 3) us (through _get) */
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 3);
srcpad = gst_pad_get_peer (sinkpad);
gst_pad_unlink (srcpad, sinkpad);
/* after unlinking, pad refs still held by
* 1) avimux and 2) collectpads and 3) us (through _get) */
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 3);
gst_object_unref (sinkpad);
/* one more ref is held by element itself */
/* pad refs held by both creator and this function (through _get_peer) */
ASSERT_OBJECT_REFCOUNT (srcpad, "srcpad", 2);
gst_object_unref (srcpad);
gst_object_unref (srcpad);
}
GstElement *
setup_avimux (GstStaticPadTemplate * srctemplate, gchar * sinkname)
{
GstElement *avimux;
GST_DEBUG ("setup_avimux");
avimux = gst_check_setup_element ("avimux");
mysrcpad = setup_src_pad (avimux, srctemplate, NULL, sinkname);
mysinkpad = gst_check_setup_sink_pad (avimux, &sinktemplate, NULL);
gst_pad_set_active (mysrcpad, TRUE);
gst_pad_set_active (mysinkpad, TRUE);
return avimux;
}
void
cleanup_avimux (GstElement * avimux, gchar * sinkname)
{
GST_DEBUG ("cleanup_avimux");
gst_element_set_state (avimux, GST_STATE_NULL);
gst_pad_set_active (mysrcpad, FALSE);
gst_pad_set_active (mysinkpad, FALSE);
teardown_src_pad (avimux, sinkname);
gst_check_teardown_sink_pad (avimux);
gst_check_teardown_element (avimux);
}
void
check_avimux_pad (GstStaticPadTemplate * srctemplate, gchar * src_caps_string,
gchar * chunk_id, gchar * sinkname)
{
GstElement *avimux;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
int num_buffers;
int i;
guint8 data0[4] = "RIFF";
guint8 data1[8] = "AVI LIST";
guint8 data2[8] = "hdrlavih";
guint8 data3[4] = "LIST";
guint8 data4[8] = "strlstrh";
guint8 data5[4] = "strf";
guint8 data6[4] = "LIST";
guint8 data7[4] = "movi";
avimux = setup_avimux (srctemplate, sinkname);
fail_unless (gst_element_set_state (avimux,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (1);
caps = gst_caps_from_string (src_caps_string);
gst_buffer_set_caps (inbuffer, caps);
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);
/* at least expect avi header, chunk header, chunk and padding */
fail_unless (num_buffers >= 4);
for (i = 0; i < num_buffers; ++i) {
outbuffer = GST_BUFFER (buffers->data);
fail_if (outbuffer == NULL);
buffers = g_list_remove (buffers, outbuffer);
switch (i) {
case 0:{ /* check riff header */
/* avi header */
guint8 *data = GST_BUFFER_DATA (outbuffer);
fail_unless (memcmp (data, data0, sizeof (data0)) == 0);
fail_unless (memcmp (data + 8, data1, sizeof (data1)) == 0);
fail_unless (memcmp (data + 20, data2, sizeof (data2)) == 0);
/* video or audio header */
data += 32 + 56;
fail_unless (memcmp (data, data3, sizeof (data3)) == 0);
fail_unless (memcmp (data + 8, data4, sizeof (data4)) == 0);
fail_unless (memcmp (data + 68, data5, sizeof (data5)) == 0);
/* avi data header */
data = GST_BUFFER_DATA (outbuffer);
data += GST_BUFFER_SIZE (outbuffer) - 12;
fail_unless (memcmp (data, data6, sizeof (data6)) == 0);
data += 8;
fail_unless (memcmp (data, data7, sizeof (data7)) == 0);
break;
}
case 1: /* chunk header */
fail_unless (GST_BUFFER_SIZE (outbuffer) == 8);
fail_unless (memcmp (GST_BUFFER_DATA (outbuffer), chunk_id, 4) == 0);
break;
case 2:
fail_unless (GST_BUFFER_SIZE (outbuffer) == 1);
break;
case 3: /* buffer we put in, must be padded to even size */
fail_unless (GST_BUFFER_SIZE (outbuffer) == 1);
break;
default:
break;
}
ASSERT_BUFFER_REFCOUNT (outbuffer, "outbuffer", 1);
gst_buffer_unref (outbuffer);
outbuffer = NULL;
}
cleanup_avimux (avimux, sinkname);
g_list_free (buffers);
buffers = NULL;
}
GST_START_TEST (test_video_pad)
{
check_avimux_pad (&srcvideotemplate, VIDEO_CAPS_STRING, "00db", "video_%d");
}
GST_END_TEST;
GST_START_TEST (test_audio_pad)
{
check_avimux_pad (&srcaudiotemplate, AUDIO_CAPS_STRING, "00wb", "audio_%d");
}
GST_END_TEST;
Suite *
avimux_suite (void)
{
Suite *s = suite_create ("avimux");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_video_pad);
tcase_add_test (tc_chain, test_audio_pad);
return s;
}
int
main (int argc, char **argv)
{
int nf;
Suite *s = avimux_suite ();
SRunner *sr = srunner_create (s);
gst_check_init (&argc, &argv);
srunner_run_all (sr, CK_NORMAL);
nf = srunner_ntests_failed (sr);
srunner_free (sr);
return nf;
}
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