static void
compare_rtp_packets (GstBuffer * a, GstBuffer * b)
{
GstRTPBuffer rtp_a = GST_RTP_BUFFER_INIT;
GstRTPBuffer rtp_b = GST_RTP_BUFFER_INIT;
gst_rtp_buffer_map (a, GST_MAP_READ, &rtp_a);
gst_rtp_buffer_map (b, GST_MAP_READ, &rtp_b);
fail_unless_equals_int (gst_rtp_buffer_get_header_len (&rtp_a),
gst_rtp_buffer_get_header_len (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_version (&rtp_a),
gst_rtp_buffer_get_version (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_ssrc (&rtp_a),
gst_rtp_buffer_get_ssrc (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_seq (&rtp_a),
gst_rtp_buffer_get_seq (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_csrc_count (&rtp_a),
gst_rtp_buffer_get_csrc_count (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_marker (&rtp_a),
gst_rtp_buffer_get_marker (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_payload_type (&rtp_a),
gst_rtp_buffer_get_payload_type (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_timestamp (&rtp_a),
gst_rtp_buffer_get_timestamp (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_extension (&rtp_a),
gst_rtp_buffer_get_extension (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_payload_len (&rtp_a),
gst_rtp_buffer_get_payload_len (&rtp_b));
fail_unless_equals_int (memcmp (gst_rtp_buffer_get_payload (&rtp_a),
gst_rtp_buffer_get_payload (&rtp_b),
gst_rtp_buffer_get_payload_len (&rtp_a)), 0);
gst_rtp_buffer_unmap (&rtp_a);
gst_rtp_buffer_unmap (&rtp_b);
}
/* Create a RTP buffer without the extension */
static GstBuffer *
create_rtp_buffer (GstClockTime timestamp, gboolean clean_point)
{
GstBuffer *buffer_in;
GstRTPBuffer rtpbuffer_in = GST_RTP_BUFFER_INIT;
buffer_in = gst_rtp_buffer_new_allocate (0, 0, 0);
GST_BUFFER_PTS (buffer_in) = timestamp;
if (!clean_point)
GST_BUFFER_FLAG_SET (buffer_in, GST_BUFFER_FLAG_DELTA_UNIT);
fail_unless (gst_rtp_buffer_map (buffer_in, GST_MAP_READ, &rtpbuffer_in));
fail_if (gst_rtp_buffer_get_extension (&rtpbuffer_in));
gst_rtp_buffer_unmap (&rtpbuffer_in);
return buffer_in;
}
/* Create a copy of @buffer_in having the RTP extension */
static GstBuffer *
create_extension_buffer (GstBuffer * buffer_in, gboolean clean_point,
gboolean end_contiguous, gboolean discont, guint64 ntp_offset, guint8 cseq)
{
GstBuffer *buffer_out;
GstRTPBuffer rtpbuffer_out = GST_RTP_BUFFER_INIT;
guint8 *data;
guint8 flags = 0;
buffer_out = gst_buffer_copy (buffer_in);
fail_unless (gst_rtp_buffer_map (buffer_out, GST_MAP_READWRITE,
&rtpbuffer_out));
/* extension */
fail_unless (gst_rtp_buffer_set_extension_data (&rtpbuffer_out, 0xABAC, 3));
fail_unless (gst_rtp_buffer_get_extension (&rtpbuffer_out));
fail_unless (gst_rtp_buffer_get_extension_data (&rtpbuffer_out, NULL,
(gpointer) & data, NULL));
/* NTP timestamp */
GST_WRITE_UINT64_BE (data, convert_to_ntp (GST_BUFFER_PTS (buffer_in) +
ntp_offset));
/* C E D mbz */
if (clean_point)
flags |= (1 << 7);
if (end_contiguous)
flags |= (1 << 6);
if (discont)
flags |= (1 << 5);
GST_WRITE_UINT8 (data + 8, flags);
/* CSeq */
GST_WRITE_UINT8 (data + 9, cseq);
memset (data + 10, 0, 4);
gst_rtp_buffer_unmap (&rtpbuffer_out);
return buffer_out;
}