C++ (Cpp) GST_RTP_MP4V_DEPAY示例

示例#1

文件： gstrtpmp4vdepay.c 项目： BigBrother-International/gst-plugins-good

static GstStateChangeReturn
gst_rtp_mp4v_depay_change_state (GstElement * element,
    GstStateChange transition)
{
  GstRtpMP4VDepay *rtpmp4vdepay;
  GstStateChangeReturn ret;

  rtpmp4vdepay = GST_RTP_MP4V_DEPAY (element);

  switch (transition) {
    case GST_STATE_CHANGE_READY_TO_PAUSED:
      gst_adapter_clear (rtpmp4vdepay->adapter);
      break;
    default:
      break;
  }

  ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);

  switch (transition) {
    default:
      break;
  }
  return ret;
}

示例#2

文件： gstrtpmp4vdepay.c 项目： BigBrother-International/gst-plugins-good

static GstBuffer *
gst_rtp_mp4v_depay_process (GstRTPBaseDepayload * depayload, GstBuffer * buf)
{
  GstRtpMP4VDepay *rtpmp4vdepay;
  GstBuffer *pbuf, *outbuf = NULL;
  GstRTPBuffer rtp = { NULL };
  gboolean marker;

  rtpmp4vdepay = GST_RTP_MP4V_DEPAY (depayload);

  /* flush remaining data on discont */
  if (GST_BUFFER_IS_DISCONT (buf))
    gst_adapter_clear (rtpmp4vdepay->adapter);

  gst_rtp_buffer_map (buf, GST_MAP_READ, &rtp);
  pbuf = gst_rtp_buffer_get_payload_buffer (&rtp);
  marker = gst_rtp_buffer_get_marker (&rtp);
  gst_rtp_buffer_unmap (&rtp);

  gst_adapter_push (rtpmp4vdepay->adapter, pbuf);

  /* if this was the last packet of the VOP, create and push a buffer */
  if (marker) {
    guint avail;

    avail = gst_adapter_available (rtpmp4vdepay->adapter);
    outbuf = gst_adapter_take_buffer (rtpmp4vdepay->adapter, avail);

    GST_DEBUG ("gst_rtp_mp4v_depay_chain: pushing buffer of size %"
        G_GSIZE_FORMAT, gst_buffer_get_size (outbuf));
  }
  return outbuf;
}

示例#3

文件： gstrtpmp4vdepay.c 项目： ChinnaSuhas/ossbuild

static GstBuffer *
gst_rtp_mp4v_depay_process (GstBaseRTPDepayload * depayload, GstBuffer * buf)
{
  GstRtpMP4VDepay *rtpmp4vdepay;
  GstBuffer *outbuf;

  rtpmp4vdepay = GST_RTP_MP4V_DEPAY (depayload);

  /* flush remaining data on discont */
  if (GST_BUFFER_IS_DISCONT (buf))
    gst_adapter_clear (rtpmp4vdepay->adapter);

  outbuf = gst_rtp_buffer_get_payload_buffer (buf);
  gst_adapter_push (rtpmp4vdepay->adapter, outbuf);

  /* if this was the last packet of the VOP, create and push a buffer */
  if (gst_rtp_buffer_get_marker (buf)) {
    guint avail;

    avail = gst_adapter_available (rtpmp4vdepay->adapter);

    outbuf = gst_adapter_take_buffer (rtpmp4vdepay->adapter, avail);

    GST_DEBUG ("gst_rtp_mp4v_depay_chain: pushing buffer of size %d",
        GST_BUFFER_SIZE (outbuf));

    return outbuf;
  }
  return NULL;
}

示例#4

文件： gstrtpmp4vdepay.c 项目： BigBrother-International/gst-plugins-good

static void
gst_rtp_mp4v_depay_finalize (GObject * object)
{
  GstRtpMP4VDepay *rtpmp4vdepay;

  rtpmp4vdepay = GST_RTP_MP4V_DEPAY (object);

  g_object_unref (rtpmp4vdepay->adapter);
  rtpmp4vdepay->adapter = NULL;

  G_OBJECT_CLASS (parent_class)->finalize (object);
}