gstreamer/tests/check/elements/icydemux.c
2012-11-04 00:07:18 +00:00

293 lines
7.7 KiB
C

/*
* icydemux.c - Test icydemux element
* Copyright (C) 2006 Michael Smith <msmith@fluendo.com>
*
* 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
#include <gst/check/gstcheck.h>
/* Chunk of data: 8 bytes, followed by a metadata-length byte of 2, followed by
* some metadata (32 bytes), then some more data.
*/
#define TEST_METADATA \
"Test metadata"
#define ICY_METADATA \
"StreamTitle='" TEST_METADATA "';\0\0\0\0"
#define ICY_DATA \
"aaaaaaaa" \
"\x02" \
ICY_METADATA \
"bbbbbbbb"
#define ICYCAPS "application/x-icy, metadata-interval = (int)8"
#define SRC_CAPS "application/x-icy, metadata-interval = (int)[0, MAX]"
#define SINK_CAPS "ANY"
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (SRC_CAPS)
);
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (SINK_CAPS)
);
static GstElement *icydemux;
static GstBus *bus;
GstPad *srcpad, *sinkpad;
static GstStaticCaps typefind_caps =
GST_STATIC_CAPS ("application/octet-stream");
static gboolean fake_typefind_caps; /* FALSE */
static void
typefind_succeed (GstTypeFind * tf, gpointer private)
{
if (fake_typefind_caps) {
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM,
gst_static_caps_get (&typefind_caps));
}
}
static gboolean
test_event_func (GstPad * pad, GstObject * parent, GstEvent * event)
{
GST_LOG_OBJECT (pad, "%s event: %" GST_PTR_FORMAT,
GST_EVENT_TYPE_NAME (event), event);
/* a sink would post tag events as messages, so do the same here,
* esp. since we're polling on the bus waiting for TAG messages.. */
if (GST_EVENT_TYPE (event) == GST_EVENT_TAG) {
GstTagList *taglist;
gst_event_parse_tag (event, &taglist);
gst_bus_post (bus, gst_message_new_tag (GST_OBJECT (pad),
gst_tag_list_copy (taglist)));
}
gst_event_unref (event);
return TRUE;
}
static void
icydemux_found_pad (GstElement * src, GstPad * pad, gpointer data)
{
GST_DEBUG ("got new pad %" GST_PTR_FORMAT, pad);
/* Turns out that this asserts a refcount which is wrong for this
* case (adding the pad from a pad-added callback), so just do the same
* thing inline... */
/* sinkpad = gst_check_setup_sink_pad (icydemux, &sinktemplate, NULL); */
sinkpad = gst_pad_new_from_static_template (&sinktemplate, "sink");
fail_if (sinkpad == NULL, "Couldn't create sinkpad");
srcpad = gst_element_get_static_pad (icydemux, "src");
fail_if (srcpad == NULL, "Failed to get srcpad from icydemux");
gst_pad_set_chain_function (sinkpad, gst_check_chain_func);
gst_pad_set_event_function (sinkpad, test_event_func);
GST_DEBUG ("checking srcpad %p refcount", srcpad);
/* 1 from element, 1 from signal, 1 from us */
ASSERT_OBJECT_REFCOUNT (srcpad, "srcpad", 3);
GST_DEBUG ("linking srcpad");
fail_unless (gst_pad_link (srcpad, sinkpad) == GST_PAD_LINK_OK,
"Failed to link pads");
gst_object_unref (srcpad);
gst_pad_set_active (sinkpad, TRUE);
}
static GstElement *
create_icydemux (void)
{
icydemux = gst_check_setup_element ("icydemux");
srcpad = gst_check_setup_src_pad (icydemux, &srctemplate);
gst_pad_set_active (srcpad, TRUE);
g_signal_connect (icydemux, "pad-added", G_CALLBACK (icydemux_found_pad),
NULL);
bus = gst_bus_new ();
gst_element_set_bus (icydemux, bus);
fail_unless (gst_element_set_state (icydemux, GST_STATE_PLAYING) !=
GST_STATE_CHANGE_FAILURE, "could not set to playing");
return icydemux;
}
static void
cleanup_icydemux (void)
{
gst_bus_set_flushing (bus, TRUE);
gst_object_unref (bus);
bus = NULL;
gst_check_teardown_src_pad (icydemux);
if (sinkpad)
gst_check_teardown_sink_pad (icydemux);
gst_check_teardown_element (icydemux);
srcpad = NULL;
sinkpad = NULL;
icydemux = NULL;
}
static void
push_data (const guint8 * data, int len, GstCaps * caps, gint64 offset)
{
GstFlowReturn res;
GstBuffer *buffer = gst_buffer_new_and_alloc (len);
gst_buffer_fill (buffer, 0, data, len);
GST_BUFFER_OFFSET (buffer) = offset;
gst_pad_set_caps (srcpad, caps);
res = gst_pad_push (srcpad, buffer);
fail_unless (res == GST_FLOW_OK, "Failed pushing buffer: %d", res);
}
GST_START_TEST (test_demux)
{
GstMessage *message;
GstTagList *tags;
const GValue *tag_val;
const gchar *tag;
GstCaps *caps;
fail_unless (gst_type_find_register (NULL, "success", GST_RANK_PRIMARY,
typefind_succeed, NULL, gst_static_caps_get (&typefind_caps), NULL,
NULL));
fake_typefind_caps = TRUE;
caps = gst_caps_from_string (ICYCAPS);
create_icydemux ();
push_data ((guint8 *) ICY_DATA, sizeof (ICY_DATA), caps, -1);
message = gst_bus_poll (bus, GST_MESSAGE_TAG, -1);
fail_unless (message != NULL);
gst_message_parse_tag (message, &tags);
fail_unless (tags != NULL);
tag_val = gst_tag_list_get_value_index (tags, GST_TAG_TITLE, 0);
fail_unless (tag_val != NULL);
tag = g_value_get_string (tag_val);
fail_unless (tag != NULL);
fail_unless_equals_string (TEST_METADATA, (char *) tag);
gst_tag_list_unref (tags);
gst_message_unref (message);
gst_caps_unref (caps);
cleanup_icydemux ();
fake_typefind_caps = FALSE;
}
GST_END_TEST;
/* run this test first before the custom typefind function is set up */
GST_START_TEST (test_first_buf_offset_when_merged_for_typefinding)
{
const guint8 buf1[] = { 'M' };
const guint8 buf2[] = { 'P', '+', 0xff, 0xfb, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
GstCaps *icy_caps;
GstPad *icy_srcpad;
fake_typefind_caps = FALSE;
create_icydemux ();
icy_caps = gst_caps_from_string (ICYCAPS);
push_data (buf1, G_N_ELEMENTS (buf1), icy_caps, 0);
/* one byte isn't really enough for typefinding, can't have a srcpad yet */
fail_unless (gst_element_get_static_pad (icydemux, "src") == NULL);
push_data (buf2, G_N_ELEMENTS (buf2), icy_caps, -1);
/* should have been enough to create a audio/x-musepack source pad .. */
icy_srcpad = gst_element_get_static_pad (icydemux, "src");
fail_unless (icy_srcpad != NULL);
gst_object_unref (icy_srcpad);
fail_unless (g_list_length (buffers) > 0);
/* first buffer should have offset 0 even after it was merged with 2nd buf */
fail_unless (GST_BUFFER_OFFSET (GST_BUFFER_CAST (buffers->data)) == 0);
gst_caps_unref (icy_caps);
cleanup_icydemux ();
}
GST_END_TEST;
GST_START_TEST (test_not_negotiated)
{
GstBuffer *buf;
create_icydemux ();
buf = gst_buffer_new_and_alloc (0);
GST_BUFFER_OFFSET (buf) = 0;
fail_unless_equals_int (gst_pad_push (srcpad, buf), GST_FLOW_NOT_NEGOTIATED);
buf = NULL;
cleanup_icydemux ();
}
GST_END_TEST;
static Suite *
icydemux_suite (void)
{
Suite *s = suite_create ("icydemux");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_demux);
tcase_add_test (tc_chain, test_first_buf_offset_when_merged_for_typefinding);
tcase_add_test (tc_chain, test_not_negotiated);
return s;
}
GST_CHECK_MAIN (icydemux)