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314 lines
9.9 KiB
C
314 lines
9.9 KiB
C
/* GStreamer
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*
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* unit test for vorbisdec
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*
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* Copyright (C) <2005> Thomas Vander Stichele <thomas at apestaart dot org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <unistd.h>
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#include <gst/check/gstcheck.h>
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#include <vorbis/codec.h>
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#include <vorbis/vorbisenc.h>
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/* For ease of programming we use globals to keep refs for our floating
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* src and sink pads we create; otherwise we always have to do get_pad,
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* get_peer, and then remove references in every test function */
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static GstPad *mysrcpad, *mysinkpad;
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/* a valid first header packet */
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static guchar identification_header[30] = {
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1, /* packet_type */
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'v', 'o', 'r', 'b', 'i', 's',
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0, 0, 0, 0, /* vorbis_version */
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2, /* audio_channels */
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0x44, 0xac, 0, 0, /* sample_rate */
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0xff, 0xff, 0xff, 0xff, /* bitrate_maximum */
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0x00, 0xee, 0x02, 0x00, /* bitrate_nominal */
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0xff, 0xff, 0xff, 0xff, /* bitrate_minimum */
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0xb8, /* blocksize_0, blocksize_1 */
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0x01, /* framing_flag */
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};
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static guchar comment_header[] = {
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3, /* packet_type */
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'v', 'o', 'r', 'b', 'i', 's',
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2, 0, 0, 0, /* vendor_length */
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'm', 'e',
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1, 0, 0, 0, /* user_comment_list_length */
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9, 0, 0, 0, /* length comment[0] */
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'A', 'R', 'T', 'I', 'S', 'T', '=', 'm', 'e',
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0x01, /* framing bit */
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};
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static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS_ANY);
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static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS_ANY);
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static GstElement *
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setup_vorbisdec (void)
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{
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GstElement *vorbisdec;
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GstCaps *caps;
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GST_DEBUG ("setup_vorbisdec");
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vorbisdec = gst_check_setup_element ("vorbisdec");
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mysrcpad = gst_check_setup_src_pad (vorbisdec, &srctemplate);
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mysinkpad = gst_check_setup_sink_pad (vorbisdec, &sinktemplate);
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gst_pad_set_active (mysrcpad, TRUE);
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caps = gst_caps_new_empty_simple ("audio/x-vorbis");
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gst_check_setup_events (mysrcpad, vorbisdec, caps, GST_FORMAT_TIME);
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gst_caps_unref (caps);
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gst_pad_set_active (mysinkpad, TRUE);
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return vorbisdec;
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}
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static void
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cleanup_vorbisdec (GstElement * vorbisdec)
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{
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GST_DEBUG ("cleanup_vorbisdec");
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gst_element_set_state (vorbisdec, GST_STATE_NULL);
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gst_pad_set_active (mysrcpad, FALSE);
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gst_pad_set_active (mysinkpad, FALSE);
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gst_check_teardown_src_pad (vorbisdec);
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gst_check_teardown_sink_pad (vorbisdec);
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gst_check_teardown_element (vorbisdec);
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}
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/* FIXME: also tests comment header */
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GST_START_TEST (test_identification_header)
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{
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GstElement *vorbisdec;
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GstBuffer *inbuffer;
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GstBus *bus;
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GstMessage *message;
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vorbisdec = setup_vorbisdec ();
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fail_unless (gst_element_set_state (vorbisdec,
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GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
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"could not set to playing");
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bus = gst_bus_new ();
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inbuffer = gst_buffer_new_and_alloc (30);
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gst_buffer_fill (inbuffer, 0, identification_header, 30);
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ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
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gst_buffer_ref (inbuffer);
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gst_element_set_bus (vorbisdec, bus);
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/* pushing gives away my reference ... */
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fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
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/* ... and nothing ends up on the global buffer list */
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ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
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gst_buffer_unref (inbuffer);
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fail_unless (g_list_length (buffers) == 0);
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fail_if ((message = gst_bus_pop (bus)) != NULL);
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inbuffer = gst_buffer_new_and_alloc (sizeof (comment_header));
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gst_buffer_fill (inbuffer, 0, comment_header, sizeof (comment_header));
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ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
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gst_buffer_ref (inbuffer);
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/* pushing gives away my reference ... */
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fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
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/* ... and nothing ends up on the global buffer list */
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ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
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gst_buffer_unref (inbuffer);
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fail_unless (g_list_length (buffers) == 0);
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#if 0
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/* there's a tag message waiting */
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fail_if ((message = gst_bus_pop (bus)) == NULL);
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gst_message_parse_tag (message, &tag_list);
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fail_unless_equals_int (gst_tag_list_get_tag_size (tag_list, GST_TAG_ARTIST),
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1);
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fail_unless (gst_tag_list_get_string (tag_list, GST_TAG_ARTIST, &artist));
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fail_unless_equals_string (artist, "me");
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g_free (artist);
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fail_unless_equals_int (gst_tag_list_get_tag_size (tag_list, "album"), 0);
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gst_tag_list_unref (tag_list);
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gst_message_unref (message);
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#endif
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/* make sure there's no error on the bus */
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message = gst_bus_pop_filtered (bus, GST_MESSAGE_ERROR);
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fail_if (message != NULL);
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/* cleanup */
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gst_bus_set_flushing (bus, TRUE);
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gst_element_set_bus (vorbisdec, NULL);
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gst_object_unref (GST_OBJECT (bus));
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cleanup_vorbisdec (vorbisdec);
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}
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GST_END_TEST;
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static vorbis_comment vc;
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static vorbis_dsp_state vd;
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static vorbis_info vi;
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static vorbis_block vb;
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static GstBuffer *
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_create_codebook_header_buffer (void)
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{
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GstBuffer *buffer;
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ogg_packet header;
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ogg_packet header_comm;
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ogg_packet header_code;
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vorbis_info_init (&vi);
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vorbis_encode_setup_vbr (&vi, 1, 44000, 0.5);
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vorbis_encode_setup_init (&vi);
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vorbis_analysis_init (&vd, &vi);
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vorbis_block_init (&vd, &vb);
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vorbis_comment_init (&vc);
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vorbis_analysis_headerout (&vd, &vc, &header, &header_comm, &header_code);
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buffer = gst_buffer_new_and_alloc (header_code.bytes);
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gst_buffer_fill (buffer, 0, header_code.packet, header_code.bytes);
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return buffer;
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}
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static GstBuffer *
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_create_audio_buffer (void)
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{
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GstBuffer *buffer;
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ogg_packet packet;
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float **vorbis_buffer;
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gint i;
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vorbis_buffer = vorbis_analysis_buffer (&vd, 44100);
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for (i = 0; i < 44100 * 1; ++i)
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vorbis_buffer[0][i] = 0.0;
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vorbis_analysis_wrote (&vd, 44100);
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vorbis_analysis_blockout (&vd, &vb);
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vorbis_analysis (&vb, NULL);
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vorbis_bitrate_addblock (&vb);
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vorbis_bitrate_flushpacket (&vd, &packet);
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buffer = gst_buffer_new_and_alloc (packet.bytes);
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gst_buffer_fill (buffer, 0, packet.packet, packet.bytes);
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vorbis_comment_clear (&vc);
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vorbis_block_clear (&vb);
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vorbis_dsp_clear (&vd);
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vorbis_info_clear (&vi);
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return buffer;
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}
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GST_START_TEST (test_empty_vorbis_packet)
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{
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GstElement *vorbisdec;
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GstBuffer *inbuffer;
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GstMessage *message;
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GstBus *bus;
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vorbisdec = setup_vorbisdec ();
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fail_unless_equals_int (gst_element_set_state (vorbisdec, GST_STATE_PLAYING),
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GST_STATE_CHANGE_SUCCESS);
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bus = gst_bus_new ();
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inbuffer = gst_buffer_new_and_alloc (30);
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gst_buffer_fill (inbuffer, 0, identification_header, 30);
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ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
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gst_buffer_ref (inbuffer);
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gst_element_set_bus (vorbisdec, bus);
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/* pushing gives away my reference ... */
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fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
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/* ... and nothing ends up on the global buffer list */
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ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
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gst_buffer_unref (inbuffer);
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fail_unless (g_list_length (buffers) == 0);
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fail_if ((message = gst_bus_pop (bus)) != NULL);
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inbuffer = gst_buffer_new_and_alloc (sizeof (comment_header));
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gst_buffer_fill (inbuffer, 0, comment_header, sizeof (comment_header));
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ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
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gst_buffer_ref (inbuffer);
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/* pushing gives away my reference ... */
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fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
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/* ... and nothing ends up on the global buffer list */
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ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
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gst_buffer_unref (inbuffer);
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fail_unless (g_list_length (buffers) == 0);
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/* send minimal codebook header and audio packers */
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inbuffer = _create_codebook_header_buffer ();
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fail_unless_equals_int (gst_pad_push (mysrcpad, inbuffer), GST_FLOW_OK);
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/* now send an empty vorbis packet, which should just be skipped */
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inbuffer = gst_buffer_new_and_alloc (0);
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gst_buffer_ref (inbuffer);
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fail_unless_equals_int (gst_pad_push (mysrcpad, inbuffer), GST_FLOW_OK);
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ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
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gst_buffer_unref (inbuffer);
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fail_unless (g_list_length (buffers) == 0);
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/* create and push an encoded audio packet */
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inbuffer = _create_audio_buffer ();
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fail_unless_equals_int (gst_pad_push (mysrcpad, inbuffer), GST_FLOW_OK);
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/* now send another empty vorbis packet, which should just be skipped */
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inbuffer = gst_buffer_new_and_alloc (0);
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gst_buffer_ref (inbuffer);
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fail_unless_equals_int (gst_pad_push (mysrcpad, inbuffer), GST_FLOW_OK);
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ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
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gst_buffer_unref (inbuffer);
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/* make sure there's no error on the bus */
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message = gst_bus_poll (bus, GST_MESSAGE_ERROR, 0);
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fail_if (message != NULL);
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/* cleanup */
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gst_bus_set_flushing (bus, TRUE);
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gst_element_set_bus (vorbisdec, NULL);
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gst_object_unref (GST_OBJECT (bus));
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cleanup_vorbisdec (vorbisdec);
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}
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GST_END_TEST;
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static Suite *
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vorbisdec_suite (void)
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{
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Suite *s = suite_create ("vorbisdec");
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TCase *tc_chain = tcase_create ("general");
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suite_add_tcase (s, tc_chain);
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tcase_add_test (tc_chain, test_identification_header);
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tcase_add_test (tc_chain, test_empty_vorbis_packet);
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return s;
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}
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GST_CHECK_MAIN (vorbisdec);
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