C++ (Cpp) gst_fragment_set_caps示例

示例#1

文件： gstfragment.c 项目： MaZderMind/gst-plugins-bad

static void
gst_fragment_set_property (GObject * object,
    guint property_id, const GValue * value, GParamSpec * pspec)
{
  GstFragment *fragment = GST_FRAGMENT (object);

  switch (property_id) {
    case PROP_CAPS:
      gst_fragment_set_caps (fragment, g_value_get_boxed (value));
      break;

    default:
      /* We don't have any other property... */
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
      break;
  }
}

示例#2

文件： gsthlsdemux.c 项目： drothlis/gst-plugins-bad

static gboolean
gst_hls_demux_get_next_fragment (GstHLSDemux * demux, gboolean caching)
{
  GstFragment *download;
  const gchar *next_fragment_uri;
  GstClockTime duration;
  GstClockTime timestamp;
  GstBuffer *buf;
  gboolean discont;

  if (!gst_m3u8_client_get_next_fragment (demux->client, &discont,
          &next_fragment_uri, &duration, &timestamp)) {
    GST_INFO_OBJECT (demux, "This playlist doesn't contain more fragments");
    demux->end_of_playlist = TRUE;
    gst_task_start (demux->stream_task);
    return FALSE;
  }

  GST_INFO_OBJECT (demux, "Fetching next fragment %s", next_fragment_uri);

  download = gst_uri_downloader_fetch_uri (demux->downloader,
      next_fragment_uri);

  if (download == NULL)
    goto error;

  buf = gst_fragment_get_buffer (download);
  GST_BUFFER_DURATION (buf) = duration;
  GST_BUFFER_PTS (buf) = timestamp;

  /* We actually need to do this every time we switch bitrate */
  if (G_UNLIKELY (demux->do_typefind)) {
    GstCaps *caps = gst_fragment_get_caps (download);

    if (!demux->input_caps || !gst_caps_is_equal (caps, demux->input_caps)) {
      gst_caps_replace (&demux->input_caps, caps);
      /* gst_pad_set_caps (demux->srcpad, demux->input_caps); */
      GST_INFO_OBJECT (demux, "Input source caps: %" GST_PTR_FORMAT,
          demux->input_caps);
      demux->do_typefind = FALSE;
    }
    gst_caps_unref (caps);
  } else {
    gst_fragment_set_caps (download, demux->input_caps);
  }

  if (discont) {
    GST_DEBUG_OBJECT (demux, "Marking fragment as discontinuous");
    GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLAG_DISCONT);
  }

  g_queue_push_tail (demux->queue, download);
  if (!caching) {
    GST_TASK_SIGNAL (demux->updates_task);
    gst_task_start (demux->stream_task);
  }
  return TRUE;

error:
  {
    gst_hls_demux_stop (demux);
    return FALSE;
  }
}