mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-24 02:31:03 +00:00
dashdemux: various fixes
This commit is contained in:
Louis-Francis Ratté-Boulianne
Thiago Santos
parent
c901f610c2
commit
04004cdf65
3 changed files with 111 additions and 39 deletions
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@ -474,6 +474,7 @@ gst_dash_demux_src_event (GstPad * pad, GstEvent * event)
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GstDashDemux *demux;
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demux = GST_DASH_DEMUX (gst_pad_get_element_private (pad));
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GST_WARNING_OBJECT (demux, "Received an event");
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switch (event->type) {
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case GST_EVENT_SEEK:
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@ -492,6 +493,8 @@ gst_dash_demux_src_event (GstPad * pad, GstEvent * event)
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guint nb_active_stream;
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guint stream_idx;
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GST_WARNING_OBJECT (demux, "Received seek event");
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if (gst_mpd_client_is_live (demux->client)) {
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GST_WARNING_OBJECT (demux, "Received seek event for live stream");
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return FALSE;
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@ -537,15 +540,18 @@ gst_dash_demux_src_event (GstPad * pad, GstEvent * event)
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stream = gst_mpdparser_get_active_stream_by_index (demux->client, 0);
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current_pos = 0;
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current_sequence = 0;
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for (list = g_list_first (stream->segments); list;
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list = g_list_next (list)) {
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chunk = list->data;
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current_pos = chunk->start_time;
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current_sequence = chunk->number;
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//current_sequence = chunk->number;
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GST_WARNING_OBJECT (demux, "%i <= %i (%i)", current_pos, target_pos, chunk->duration);
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if (current_pos <= target_pos
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&& target_pos < current_pos + chunk->duration) {
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break;
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}
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current_sequence++;
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}
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//GST_MPD_CLIENT_UNLOCK (demux->client);
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@ -601,6 +607,7 @@ gst_dash_demux_src_event (GstPad * pad, GstEvent * event)
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/* Restart the demux */
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demux->cancelled = FALSE;
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demux->end_of_manifest = FALSE;
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gst_dash_demux_resume_download_task (demux);
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gst_dash_demux_resume_stream_task (demux);
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g_static_rec_mutex_unlock (&demux->stream_lock);
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@ -637,10 +644,10 @@ gst_dash_demux_setup_all_streams (GstDashDemux * demux)
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for (i = 0; i < nb_audio; i++) {
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lang = (gchar *) g_list_nth_data (listLang, i);
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if (gst_mpdparser_get_nb_adaptationSet (demux->client) > 1)
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if (!gst_mpd_client_setup_streaming (demux->client, GST_STREAM_AUDIO,
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lang))
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GST_INFO_OBJECT (demux, "No audio adaptation set found");
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GST_INFO ("nb adaptation set: %i", gst_mpdparser_get_nb_adaptationSet (demux->client));
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if (!gst_mpd_client_setup_streaming (demux->client, GST_STREAM_AUDIO,
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lang))
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GST_INFO_OBJECT (demux, "No audio adaptation set found");
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if (gst_mpdparser_get_nb_adaptationSet (demux->client) > nb_audio)
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if (!gst_mpd_client_setup_streaming (demux->client,
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@ -779,11 +786,13 @@ gst_dash_demux_src_query (GstPad * pad, GstQuery * query)
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}
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case GST_QUERY_SEEKING:{
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GstFormat fmt;
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gint64 start;
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gint64 end;
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gint64 stop = -1;
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gst_query_parse_seeking (query, &fmt, NULL, NULL, NULL);
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GST_DEBUG_OBJECT (dashdemux, "Received GST_QUERY_SEEKING with format %d",
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fmt);
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gst_query_parse_seeking (query, &fmt, NULL, &start, &end);
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GST_DEBUG_OBJECT (dashdemux, "Received GST_QUERY_SEEKING with format %d - %i %i",
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fmt, start, end);
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if (fmt == GST_FORMAT_TIME) {
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GstClockTime duration;
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@ -876,6 +885,8 @@ switch_pads (GstDashDemux * demux, guint nb_adaptation_set)
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gst_pad_set_active (demux->srcpad[i], TRUE);
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gst_pad_set_caps (demux->srcpad[i], demux->output_caps[i]);
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gst_element_add_pad (GST_ELEMENT (demux), demux->srcpad[i]);
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GST_INFO_OBJECT (demux, "Adding srcpad %s:%s with caps %" GST_PTR_FORMAT,
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GST_DEBUG_PAD_NAME (demux->srcpad[i]), demux->output_caps[i]);
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i++;
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}
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/* Send 'no-more-pads' to have decodebin create the new group */
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@ -923,8 +934,7 @@ needs_pad_switch (GstDashDemux * demux, GList * fragment)
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if (G_LIKELY (demux->srcpad[i]))
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srccaps = gst_pad_get_negotiated_caps (demux->srcpad[i]);
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if (G_UNLIKELY (!srccaps
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|| (!gst_caps_is_equal_fixed (demux->output_caps[i], srccaps))
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|| demux->need_segment)) {
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|| (!gst_caps_is_equal_fixed (demux->output_caps[i], srccaps)))) {
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switch_pad = TRUE;
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}
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if (G_LIKELY (srccaps))
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@ -982,6 +992,7 @@ gst_dash_demux_stream_loop (GstDashDemux * demux)
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demux->min_buffering_time) {
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/* Warn we are below our threshold: this will eventually pause
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* the pipeline */
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GST_WARNING ("Below the threshold: this will eventually pause the pipeline");
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gst_element_post_message (GST_ELEMENT (demux),
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gst_message_new_buffering (GST_OBJECT (demux),
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100 * gst_dash_demux_get_buffering_ratio (demux)));
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@ -1007,10 +1018,9 @@ gst_dash_demux_stream_loop (GstDashDemux * demux)
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gst_pad_push_event (demux->srcpad[i],
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gst_event_new_new_segment (FALSE, 1.0, GST_FORMAT_TIME,
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start, GST_CLOCK_TIME_NONE, start));
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demux->position_shift = 0;
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}
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GST_DEBUG_OBJECT (demux, "Pushing fragment #%d", fragment->index);
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GST_DEBUG_OBJECT (demux, "Pushing fragment #%d (stream %i)", fragment->index, i);
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buffer_list = gst_fragment_get_buffer_list (fragment);
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g_object_unref (fragment);
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ret = gst_pad_push_list (demux->srcpad[i], buffer_list);
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@ -1018,6 +1028,7 @@ gst_dash_demux_stream_loop (GstDashDemux * demux)
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goto error_pushing;
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}
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demux->need_segment = FALSE;
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demux->position_shift = 0;
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g_list_free (listfragment);
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if (GST_STATE (demux) == GST_STATE_PLAYING) {
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/* Wait for the duration of a fragment before resuming this task */
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@ -1284,6 +1295,7 @@ gst_dash_demux_download_loop (GstDashDemux * demux)
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/* Target buffering time MUST at least exceeds mimimum buffering time
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* by the duration of a fragment, but SHOULD NOT exceed maximum
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* buffering time */
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GST_DEBUG_OBJECT (demux, "download loop %i", demux->end_of_manifest);
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GstClockTime target_buffering_time =
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demux->min_buffering_time +
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gst_mpd_client_get_next_fragment_duration (demux->client);
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@ -1428,8 +1440,9 @@ gst_dash_demux_select_representations (GstDashDemux * demux, guint64 bitrate)
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/* if no representation has the required bandwidth, take the lowest one */
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if (new_index == -1)
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new_index = 0;
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new_index = gst_mpdparser_get_rep_idx_with_min_bandwidth (rep_list);
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#if 0
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if (new_index != stream->representation_idx) {
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GST_MPD_CLIENT_LOCK (demux->client);
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ret =
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@ -1444,6 +1457,7 @@ gst_dash_demux_select_representations (GstDashDemux * demux, guint64 bitrate)
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"Can not switch representation, aborting...");
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}
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}
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#endif
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i++;
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}
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return ret;
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@ -1462,7 +1476,7 @@ gst_dash_demux_get_next_header (GstDashDemux * demux, guint stream_idx)
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if (strncmp (initializationURL, "http://", 7) != 0) {
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next_header_uri =
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g_strconcat (gst_mpdparser_get_baseURL (demux->client),
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g_strconcat (gst_mpdparser_get_baseURL (demux->client, stream_idx),
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initializationURL, NULL);
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} else {
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next_header_uri = g_strdup (initializationURL);
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@ -1673,6 +1687,7 @@ gst_dash_demux_get_next_fragment_set (GstDashDemux * demux)
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return FALSE;
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}
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GST_INFO_OBJECT (demux, "Next fragment for stream #%i", stream_idx);
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GST_INFO_OBJECT (demux, "Fetching next fragment %s", next_fragment_uri);
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download = gst_uri_downloader_fetch_uri (demux->downloader,
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@ -108,10 +108,11 @@ static void gst_mpdparser_parse_root_node (GstMPDNode ** pointer,
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static gint convert_to_millisecs (gint decimals, gint pos);
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static int strncmp_ext (const char *s1, const char *s2);
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static GstStreamPeriod *gst_mpdparser_get_stream_period (GstMpdClient * client);
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static gchar *gst_mpdparser_parse_baseURL (GstMpdClient * client);
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static gchar *gst_mpdparser_parse_baseURL (GstMpdClient * client,
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GstActiveStream *stream);
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static gchar *gst_mpdparser_get_segmentURL_for_range (gchar * url,
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GstRange * range);
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static gchar *gst_mpdparser_get_mediaURL (GstMpdClient * client,
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static gchar *gst_mpdparser_get_mediaURL (GstActiveStream * stream,
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GstSegmentURLNode * segmentURL);
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static gchar *gst_mpdparser_get_initializationURL (GstURLType *
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InitializationURL);
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@ -1463,6 +1464,8 @@ gst_mpdparser_parse_period_node (GList ** list, xmlNode * a_node)
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}
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*list = g_list_append (*list, new_period);
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new_period->start = GST_CLOCK_TIME_NONE;
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GST_LOG ("attributes of Period node:");
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new_period->id = gst_mpdparser_get_xml_prop_string (a_node, "id");
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new_period->start = gst_mpdparser_get_xml_prop_duration (a_node, "start");
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@ -1681,6 +1684,7 @@ gst_mpdparser_get_first_adapt_set_with_mimeType (GList * AdaptationSets,
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if (!this_mimeType && adapt_set->RepresentationBase) {
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this_mimeType = adapt_set->RepresentationBase->mimeType;
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}
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GST_DEBUG("Looking for mime type %s -> %s", mimeType, this_mimeType);
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if (strncmp_ext (this_mimeType, mimeType) == 0)
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return adapt_set;
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}
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@ -1703,6 +1707,8 @@ gst_mpdparser_get_adapt_set_with_mimeType_and_idx (GList * AdaptationSets,
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if (AdaptationSets == NULL)
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return NULL;
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// FIXME Use ContentComponent to determine if this adaptation set contains
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// the content type we're looking for.
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for (list = g_list_first (AdaptationSets); list; list = g_list_next (list)) {
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adapt_set = (GstAdaptationSetNode *) list->data;
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if (adapt_set) {
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@ -1712,9 +1718,9 @@ gst_mpdparser_get_adapt_set_with_mimeType_and_idx (GList * AdaptationSets,
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gst_mpdparser_get_lowest_representation (adapt_set->Representations);
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if (rep->RepresentationBase)
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this_mimeType = rep->RepresentationBase->mimeType;
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if (!this_mimeType && adapt_set->RepresentationBase) {
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if (!this_mimeType && adapt_set->RepresentationBase)
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this_mimeType = adapt_set->RepresentationBase->mimeType;
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}
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GST_DEBUG("Looking for mime type %s -> %i: %s", mimeType, i, this_mimeType);
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if (strncmp_ext (this_mimeType, mimeType) == 0) {
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if (idx < 0 || i <= idx)
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selected = adapt_set;
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@ -1744,11 +1750,16 @@ gst_mpdparser_get_first_adapt_set_with_mimeType_and_lang (GList *
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gchar *this_mimeType = NULL;
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rep =
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gst_mpdparser_get_lowest_representation (adapt_set->Representations);
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if (rep && rep->BaseURLs) {
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GstBaseURL *url = rep->BaseURLs->data;
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GST_DEBUG("%s", url->baseURL);
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}
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if (rep->RepresentationBase)
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this_mimeType = rep->RepresentationBase->mimeType;
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if (!this_mimeType && adapt_set->RepresentationBase) {
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this_mimeType = adapt_set->RepresentationBase->mimeType;
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}
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GST_DEBUG("Looking for mime type %s -> %s", mimeType, this_mimeType);
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if (strncmp_ext (this_mimeType, mimeType) == 0
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&& strncmp_ext (this_lang, lang) == 0)
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return adapt_set;
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@ -1762,13 +1773,20 @@ static GstRepresentationNode *
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gst_mpdparser_get_lowest_representation (GList * Representations)
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{
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GList *list = NULL;
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GstRepresentationNode *rep = NULL;
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GstRepresentationNode *lowest = NULL;
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if (Representations == NULL)
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return NULL;
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list = g_list_first (Representations);
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for (list = g_list_first (Representations); list; list = g_list_next (list)) {
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rep = (GstRepresentationNode *) list->data;
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if (rep && (!lowest || rep->bandwidth < lowest->bandwidth)) {
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lowest = rep;
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}
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}
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return list ? (GstRepresentationNode *) list->data : NULL;
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return lowest;
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}
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#if 0
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@ -1851,12 +1869,36 @@ gst_mpdparser_get_segment_base (GstPeriodNode * Period,
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return SegmentBase;
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}
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gint
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gst_mpdparser_get_rep_idx_with_min_bandwidth (GList * Representations)
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{
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GList *list = NULL, *lowest;
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GstRepresentationNode *rep = NULL;
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gint lowest_bandwidth = -1;
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if (Representations == NULL)
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return NULL;
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for (list = g_list_first (Representations); list; list = g_list_next (list)) {
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rep = (GstRepresentationNode *) list->data;
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if (rep && (!lowest || rep->bandwidth < lowest_bandwidth)) {
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lowest = list;
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lowest_bandwidth = rep->bandwidth;
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}
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}
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return lowest ? g_list_position (Representations, lowest) : -1;
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}
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gint
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gst_mpdparser_get_rep_idx_with_max_bandwidth (GList * Representations,
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gint max_bandwidth)
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{
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GList *list = NULL, *best = NULL;
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GstRepresentationNode *representation;
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gint best_bandwidth = 0;
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GST_DEBUG ("max_bandwidth = %i", max_bandwidth);
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if (Representations == NULL)
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return -1;
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@ -1866,8 +1908,10 @@ gst_mpdparser_get_rep_idx_with_max_bandwidth (GList * Representations,
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for (list = g_list_first (Representations); list; list = g_list_next (list)) {
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representation = (GstRepresentationNode *) list->data;
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if (representation && representation->bandwidth <= max_bandwidth) {
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if (representation && representation->bandwidth <= max_bandwidth &&
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representation->bandwidth > best_bandwidth) {
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best = list;
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best_bandwidth = representation->bandwidth;
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}
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}
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@ -2280,17 +2324,15 @@ gst_mpdparser_get_segmentURL_for_range (gchar * url, GstRange * range)
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}
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static gchar *
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gst_mpdparser_get_mediaURL (GstMpdClient * client,
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gst_mpdparser_get_mediaURL (GstActiveStream *stream,
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GstSegmentURLNode * segmentURL)
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{
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const gchar *url_prefix;
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g_return_val_if_fail (client != NULL, NULL);
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g_return_val_if_fail (stream != NULL, NULL);
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g_return_val_if_fail (segmentURL != NULL, NULL);
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url_prefix =
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segmentURL->media ? segmentURL->
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media : gst_mpdparser_get_baseURL (client);
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url_prefix = segmentURL->media ? segmentURL->media : stream->baseURL;
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g_return_val_if_fail (url_prefix != NULL, NULL);
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return gst_mpdparser_get_segmentURL_for_range (segmentURL->media,
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@ -2381,9 +2423,9 @@ gst_mpdparser_get_stream_period (GstMpdClient * client)
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/* select a stream and extract the baseURL (if present) */
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static gchar *
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gst_mpdparser_parse_baseURL (GstMpdClient * client)
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gst_mpdparser_parse_baseURL (GstMpdClient * client, GstActiveStream *stream)
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{
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GstActiveStream *stream;
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//GstActiveStream *stream;
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GstStreamPeriod *stream_period;
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GstBaseURL *baseURL;
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GList *list;
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@ -2391,8 +2433,9 @@ gst_mpdparser_parse_baseURL (GstMpdClient * client)
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static gchar empty[] = "";
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gchar *ret = NULL;
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stream =
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gst_mpdparser_get_active_stream_by_index (client, client->stream_idx);
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//stream =
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// gst_mpdparser_get_active_stream_by_index (client, client->stream_idx);
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g_return_val_if_fail (stream != NULL, empty);
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stream_period = gst_mpdparser_get_stream_period (client);
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g_return_val_if_fail (stream_period != NULL, empty);
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@ -2417,6 +2460,9 @@ gst_mpdparser_parse_baseURL (GstMpdClient * client)
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}
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baseURL_array[1] = baseURL->baseURL;
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}
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GST_DEBUG("Current adaptation set id %i (%s)", stream->cur_adapt_set->id,
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stream->cur_adapt_set->contentType);
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if ((list = stream->cur_adapt_set->BaseURLs) != NULL) {
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baseURL = g_list_nth_data (list, stream->baseURL_idx);
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if (!baseURL) {
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@ -2424,6 +2470,7 @@ gst_mpdparser_parse_baseURL (GstMpdClient * client)
|
|||
}
|
||||
baseURL_array[2] = baseURL->baseURL;
|
||||
}
|
||||
|
||||
if ((list = stream->cur_representation->BaseURLs) != NULL) {
|
||||
baseURL = g_list_nth_data (list, stream->baseURL_idx);
|
||||
if (!baseURL) {
|
||||
|
|
@ -2588,13 +2635,13 @@ gst_mpd_parse (GstMpdClient * client, const gchar * data, gint size)
|
|||
}
|
||||
|
||||
const gchar *
|
||||
gst_mpdparser_get_baseURL (GstMpdClient * client)
|
||||
gst_mpdparser_get_baseURL (GstMpdClient * client, guint indexStream)
|
||||
{
|
||||
GstActiveStream *stream;
|
||||
|
||||
g_return_val_if_fail (client != NULL, NULL);
|
||||
g_return_val_if_fail (client->active_streams != NULL, NULL);
|
||||
stream = g_list_nth_data (client->active_streams, client->stream_idx);
|
||||
stream = g_list_nth_data (client->active_streams, indexStream);
|
||||
g_return_val_if_fail (stream != NULL, NULL);
|
||||
|
||||
return stream->baseURL;
|
||||
|
|
@ -2822,10 +2869,11 @@ gst_mpd_client_setup_representation (GstMpdClient * client,
|
|||
} else {
|
||||
duration = gst_mpd_client_get_segment_duration (client);
|
||||
if (!GST_CLOCK_TIME_IS_VALID (duration)
|
||||
|| !GST_CLOCK_TIME_IS_VALID (PeriodEnd))
|
||||
|| !GST_CLOCK_TIME_IS_VALID (PeriodEnd)
|
||||
|| duration <= 0)
|
||||
return FALSE;
|
||||
|
||||
while (PeriodStart + start_time < PeriodEnd) {
|
||||
while (start_time < PeriodEnd) {
|
||||
if (!gst_mpd_client_add_media_segment (stream, NULL, i, 0, start_time,
|
||||
duration)) {
|
||||
return FALSE;
|
||||
|
|
@ -2850,7 +2898,7 @@ gst_mpd_client_setup_representation (GstMpdClient * client,
|
|||
}
|
||||
|
||||
g_free (stream->baseURL);
|
||||
stream->baseURL = gst_mpdparser_parse_baseURL (client);
|
||||
stream->baseURL = gst_mpdparser_parse_baseURL (client, stream);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
|
@ -2966,6 +3014,9 @@ gst_mpd_client_setup_streaming (GstMpdClient * client,
|
|||
GstRepresentationNode *representation;
|
||||
GList *rep_list = NULL;
|
||||
|
||||
GstRepresentationNode *rep;
|
||||
GstBaseURL *url;
|
||||
|
||||
stream_period = gst_mpdparser_get_stream_period (client);
|
||||
if (stream_period == NULL || stream_period->period == NULL) {
|
||||
GST_DEBUG ("No more Period nodes in the MPD file, terminating...");
|
||||
|
|
@ -3043,6 +3094,8 @@ gst_mpd_client_setup_streaming (GstMpdClient * client,
|
|||
stream->mimeType = mimeType;
|
||||
stream->cur_adapt_set = adapt_set;
|
||||
|
||||
GST_DEBUG("0. Current stream %p", stream);
|
||||
|
||||
/* retrive representation list */
|
||||
if (stream->cur_adapt_set != NULL)
|
||||
rep_list = stream->cur_adapt_set->Representations;
|
||||
|
|
@ -3106,23 +3159,25 @@ gst_mpd_client_get_next_fragment (GstMpdClient * client,
|
|||
return FALSE;
|
||||
}
|
||||
|
||||
GST_DEBUG("currentChunk->SegmentURL = %s", currentChunk->SegmentURL);
|
||||
if (currentChunk->SegmentURL != NULL) {
|
||||
mediaURL = gst_mpdparser_get_mediaURL (client, currentChunk->SegmentURL);
|
||||
mediaURL = gst_mpdparser_get_mediaURL (stream, currentChunk->SegmentURL);
|
||||
} else if (stream->cur_seg_template != NULL) {
|
||||
mediaURL =
|
||||
gst_mpdparser_build_URL_from_template (stream->cur_seg_template->media,
|
||||
stream->cur_representation->id, currentChunk->number,
|
||||
stream->cur_representation->bandwidth, currentChunk->start);
|
||||
}
|
||||
GST_DEBUG("mediaURL = %s", mediaURL);
|
||||
|
||||
*timestamp = currentChunk->start_time;
|
||||
*duration = currentChunk->duration;
|
||||
*discontinuity = segment_idx != currentChunk->number;
|
||||
if (mediaURL == NULL) {
|
||||
/* single segment with URL encoded in the baseURL syntax element */
|
||||
*uri = g_strdup (gst_mpdparser_get_baseURL (client));
|
||||
*uri = g_strdup (stream->baseURL);
|
||||
} else if (strncmp (mediaURL, "http://", 7) != 0) {
|
||||
*uri = g_strconcat (gst_mpdparser_get_baseURL (client), mediaURL, NULL);
|
||||
*uri = g_strconcat (stream->baseURL, mediaURL, NULL);
|
||||
g_free (mediaURL);
|
||||
} else {
|
||||
*uri = mediaURL;
|
||||
|
|
@ -3199,6 +3254,7 @@ gst_mpd_client_get_next_fragment_duration (GstMpdClient * client)
|
|||
GstActiveStream *stream;
|
||||
GstMediaSegment *media_segment;
|
||||
|
||||
GST_WARNING ("Stream index: %i", client->stream_idx);
|
||||
stream = g_list_nth_data (client->active_streams, client->stream_idx);
|
||||
g_return_val_if_fail (stream != NULL, 0);
|
||||
|
||||
|
|
|
|||
|
|
@ -480,9 +480,10 @@ guint gst_mpd_client_get_period_index (GstMpdClient *client);
|
|||
|
||||
/* Representation selection */
|
||||
gint gst_mpdparser_get_rep_idx_with_max_bandwidth (GList *Representations, gint max_bandwidth);
|
||||
gint gst_mpdparser_get_rep_idx_with_min_bandwidth (GList * Representations);
|
||||
|
||||
/* URL management */
|
||||
const gchar *gst_mpdparser_get_baseURL (GstMpdClient *client);
|
||||
const gchar *gst_mpdparser_get_baseURL (GstMpdClient *client, guint indexStream);
|
||||
GstMediaSegment *gst_mpdparser_get_chunk_by_index (GstMpdClient *client, guint indexStream, guint indexChunk);
|
||||
|
||||
/* Active stream */
|
||||
|
|
|
|||
Loading…
Reference in a new issue