Exemplos de gst_hls_demux_fetch_location em C++ (Cpp)

Exemplo n.º 1

Arquivo: gsthlsdemux.c Projeto: kanongil/gst-plugins-bad

static gboolean
gst_hls_demux_get_next_fragment (GstHLSDemux * demux)
{
  GstBuffer *buf;
  guint avail;
  const gchar *next_fragment_uri;
  GstClockTime duration;
  GstClockTime timestamp;
  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->task);
    return FALSE;
  }

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

  if (!gst_hls_demux_fetch_location (demux, next_fragment_uri)) {
    /* FIXME: The gst_m3u8_get_next_fragment increments the sequence number
       but another thread might call get_next_fragment and this decrement
       will not redownload the failed fragment, but might duplicate the
       download of a succeeded fragment
     */
    g_atomic_int_add (&demux->client->sequence, -1);
    return FALSE;
  }

  avail = gst_adapter_available (demux->download);
  buf = gst_adapter_take_buffer (demux->download, avail);
  GST_BUFFER_DURATION (buf) = duration;
  GST_BUFFER_TIMESTAMP (buf) = timestamp;

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

    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;
    } else
      gst_caps_unref (caps);
  }
  gst_buffer_set_caps (buf, 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, buf);
  gst_task_start (demux->task);
  gst_adapter_clear (demux->download);
  return TRUE;
}

Exemplo n.º 2

Arquivo: gsthlsdemux.c Projeto: ChinnaSuhas/ossbuild

static gboolean
gst_hls_demux_get_next_fragment (GstHLSDemux * demux, gboolean retry)
{
  GstBuffer *buf;
  guint avail;
  const gchar *next_fragment_uri;
  GstClockTime duration;
  gboolean discont;

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

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

  if (!gst_hls_demux_fetch_location (demux, next_fragment_uri))
    return FALSE;

  avail = gst_adapter_available (demux->download);
  buf = gst_adapter_take_buffer (demux->download, avail);
  GST_BUFFER_DURATION (buf) = duration;

  if (G_UNLIKELY (demux->input_caps == NULL)) {
    demux->input_caps = gst_type_find_helper_for_buffer (NULL, buf, NULL);
    if (demux->input_caps) {
      gst_pad_set_caps (demux->srcpad, demux->input_caps);
      GST_INFO_OBJECT (demux, "Input source caps: %" GST_PTR_FORMAT,
          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, buf);
  GST_TASK_SIGNAL (demux->task);
  gst_adapter_clear (demux->download);
  return TRUE;
}

Exemplo n.º 3

Arquivo: gsthlsdemux.c Projeto: thiagoss/gst-plugins-bad

static gboolean
gst_hls_demux_update_playlist (GstHLSDemux * demux, gboolean retry)
{
  const guint8 *data;
  gchar *playlist;
  guint avail;

  GST_INFO_OBJECT (demux, "Updating the playlist %s",
      demux->client->current->uri);
  if (!gst_hls_demux_fetch_location (demux, demux->client->current->uri))
    return FALSE;

  avail = gst_adapter_available (demux->download);
  data = gst_adapter_peek (demux->download, avail);
  playlist = gst_hls_src_buf_to_utf8_playlist ((gchar *) data, avail);
  gst_adapter_clear (demux->download);
  if (playlist == NULL) {
    GST_WARNING_OBJECT (demux, "Couldn't not validate playlist encoding");
    return FALSE;
  }
  gst_m3u8_client_update (demux->client, playlist);
  return TRUE;
}