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/* GStreamer
*
* unit test for vorbisdec
*
* Copyright (C) <2005> Thomas Vander Stichele <thomas at apestaart dot org>
*
* 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>
#include <vorbis/codec.h>
#include <vorbis/vorbisenc.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;
/* a valid first header packet */
static guchar identification_header[30] = {
1, /* packet_type */
'v', 'o', 'r', 'b', 'i', 's',
0, 0, 0, 0, /* vorbis_version */
2, /* audio_channels */
0x44, 0xac, 0, 0, /* sample_rate */
0xff, 0xff, 0xff, 0xff, /* bitrate_maximum */
0x00, 0xee, 0x02, 0x00, /* bitrate_nominal */
0xff, 0xff, 0xff, 0xff, /* bitrate_minimum */
0xb8, /* blocksize_0, blocksize_1 */
0x01, /* framing_flag */
};
static guchar comment_header[] = {
3, /* packet_type */
'v', 'o', 'r', 'b', 'i', 's',
2, 0, 0, 0, /* vendor_length */
'm', 'e',
1, 0, 0, 0, /* user_comment_list_length */
9, 0, 0, 0, /* length comment[0] */
'A', 'R', 'T', 'I', 'S', 'T', '=', 'm', 'e',
0x01, /* framing bit */
};
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
static GstElement *
setup_vorbisdec (void)
{
GstElement *vorbisdec;
GstCaps *caps;
GST_DEBUG ("setup_vorbisdec");
vorbisdec = gst_check_setup_element ("vorbisdec");
mysrcpad = gst_check_setup_src_pad (vorbisdec, &srctemplate);
mysinkpad = gst_check_setup_sink_pad (vorbisdec, &sinktemplate);
gst_pad_set_active (mysrcpad, TRUE);
caps = gst_caps_new_empty_simple ("audio/x-vorbis");
gst_check_setup_events (mysrcpad, vorbisdec, caps, GST_FORMAT_TIME);
gst_caps_unref (caps);
gst_pad_set_active (mysinkpad, TRUE);
return vorbisdec;
}
static void
cleanup_vorbisdec (GstElement * vorbisdec)
{
GST_DEBUG ("cleanup_vorbisdec");
gst_element_set_state (vorbisdec, GST_STATE_NULL);
gst_pad_set_active (mysrcpad, FALSE);
gst_pad_set_active (mysinkpad, FALSE);
gst_check_teardown_src_pad (vorbisdec);
gst_check_teardown_sink_pad (vorbisdec);
gst_check_teardown_element (vorbisdec);
}
/* FIXME: also tests comment header */
GST_START_TEST (test_identification_header)
{
GstElement *vorbisdec;
GstBuffer *inbuffer;
GstBus *bus;
GstMessage *message;
vorbisdec = setup_vorbisdec ();
fail_unless (gst_element_set_state (vorbisdec,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
bus = gst_bus_new ();
inbuffer = gst_buffer_new_and_alloc (30);
gst_buffer_fill (inbuffer, 0, identification_header, 30);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_ref (inbuffer);
gst_element_set_bus (vorbisdec, bus);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... and nothing ends up on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_unref (inbuffer);
fail_unless (g_list_length (buffers) == 0);
fail_if ((message = gst_bus_pop (bus)) != NULL);
inbuffer = gst_buffer_new_and_alloc (sizeof (comment_header));
gst_buffer_fill (inbuffer, 0, comment_header, sizeof (comment_header));
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_ref (inbuffer);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... and nothing ends up on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_unref (inbuffer);
fail_unless (g_list_length (buffers) == 0);
#if 0
/* there's a tag message waiting */
fail_if ((message = gst_bus_pop (bus)) == NULL);
gst_message_parse_tag (message, &tag_list);
fail_unless_equals_int (gst_tag_list_get_tag_size (tag_list, GST_TAG_ARTIST),
1);
fail_unless (gst_tag_list_get_string (tag_list, GST_TAG_ARTIST, &artist));
fail_unless_equals_string (artist, "me");
g_free (artist);
fail_unless_equals_int (gst_tag_list_get_tag_size (tag_list, "album"), 0);
gst_tag_list_unref (tag_list);
gst_message_unref (message);
#endif
/* make sure there's no error on the bus */
message = gst_bus_pop_filtered (bus, GST_MESSAGE_ERROR);
fail_if (message != NULL);
/* cleanup */
gst_bus_set_flushing (bus, TRUE);
gst_element_set_bus (vorbisdec, NULL);
gst_object_unref (GST_OBJECT (bus));
cleanup_vorbisdec (vorbisdec);
}
GST_END_TEST;
static vorbis_comment vc;
static vorbis_dsp_state vd;
static vorbis_info vi;
static vorbis_block vb;
static GstBuffer *
_create_codebook_header_buffer (void)
{
GstBuffer *buffer;
ogg_packet header;
ogg_packet header_comm;
ogg_packet header_code;
vorbis_info_init (&vi);
vorbis_encode_setup_vbr (&vi, 1, 44000, 0.5);
vorbis_encode_setup_init (&vi);
vorbis_analysis_init (&vd, &vi);
vorbis_block_init (&vd, &vb);
vorbis_comment_init (&vc);
vorbis_analysis_headerout (&vd, &vc, &header, &header_comm, &header_code);
buffer = gst_buffer_new_and_alloc (header_code.bytes);
gst_buffer_fill (buffer, 0, header_code.packet, header_code.bytes);
return buffer;
}
static GstBuffer *
_create_audio_buffer (void)
{
GstBuffer *buffer;
ogg_packet packet;
float **vorbis_buffer;
gint i;
vorbis_buffer = vorbis_analysis_buffer (&vd, 44100);
for (i = 0; i < 44100 * 1; ++i)
vorbis_buffer[0][i] = 0.0;
vorbis_analysis_wrote (&vd, 44100);
vorbis_analysis_blockout (&vd, &vb);
vorbis_analysis (&vb, NULL);
vorbis_bitrate_addblock (&vb);
vorbis_bitrate_flushpacket (&vd, &packet);
buffer = gst_buffer_new_and_alloc (packet.bytes);
gst_buffer_fill (buffer, 0, packet.packet, packet.bytes);
vorbis_comment_clear (&vc);
vorbis_block_clear (&vb);
vorbis_dsp_clear (&vd);
vorbis_info_clear (&vi);
return buffer;
}
GST_START_TEST (test_empty_vorbis_packet)
{
GstElement *vorbisdec;
GstBuffer *inbuffer;
GstMessage *message;
GstBus *bus;
vorbisdec = setup_vorbisdec ();
fail_unless_equals_int (gst_element_set_state (vorbisdec, GST_STATE_PLAYING),
GST_STATE_CHANGE_SUCCESS);
bus = gst_bus_new ();
inbuffer = gst_buffer_new_and_alloc (30);
gst_buffer_fill (inbuffer, 0, identification_header, 30);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_ref (inbuffer);
gst_element_set_bus (vorbisdec, bus);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... and nothing ends up on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_unref (inbuffer);
fail_unless (g_list_length (buffers) == 0);
fail_if ((message = gst_bus_pop (bus)) != NULL);
inbuffer = gst_buffer_new_and_alloc (sizeof (comment_header));
gst_buffer_fill (inbuffer, 0, comment_header, sizeof (comment_header));
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_ref (inbuffer);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... and nothing ends up on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_unref (inbuffer);
fail_unless (g_list_length (buffers) == 0);
/* send minimal codebook header and audio packers */
inbuffer = _create_codebook_header_buffer ();
fail_unless_equals_int (gst_pad_push (mysrcpad, inbuffer), GST_FLOW_OK);
/* now send an empty vorbis packet, which should just be skipped */
inbuffer = gst_buffer_new_and_alloc (0);
gst_buffer_ref (inbuffer);
fail_unless_equals_int (gst_pad_push (mysrcpad, inbuffer), GST_FLOW_OK);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_unref (inbuffer);
fail_unless (g_list_length (buffers) == 0);
/* create and push an encoded audio packet */
inbuffer = _create_audio_buffer ();
fail_unless_equals_int (gst_pad_push (mysrcpad, inbuffer), GST_FLOW_OK);
/* now send another empty vorbis packet, which should just be skipped */
inbuffer = gst_buffer_new_and_alloc (0);
gst_buffer_ref (inbuffer);
fail_unless_equals_int (gst_pad_push (mysrcpad, inbuffer), GST_FLOW_OK);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_unref (inbuffer);
/* make sure there's no error on the bus */
message = gst_bus_poll (bus, GST_MESSAGE_ERROR, 0);
fail_if (message != NULL);
/* cleanup */
gst_bus_set_flushing (bus, TRUE);
gst_element_set_bus (vorbisdec, NULL);
gst_object_unref (GST_OBJECT (bus));
cleanup_vorbisdec (vorbisdec);
}
GST_END_TEST;
static Suite *
vorbisdec_suite (void)
{
Suite *s = suite_create ("vorbisdec");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_identification_header);
tcase_add_test (tc_chain, test_empty_vorbis_packet);
return s;
}
GST_CHECK_MAIN (vorbisdec);