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dashdemux: Always parsing sidx for On-Demand profile
The indexRange attribute is optional and if it's not present, we should extract the sidx box from incoming buffers. https://bugzilla.gnome.org/show_bug.cgi?id=776200
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1 changed files with 41 additions and 4 deletions
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@ -700,7 +700,9 @@ gst_dash_demux_setup_all_streams (GstDashDemux * demux)
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gst_adaptive_demux_stream_new (GST_ADAPTIVE_DEMUX_CAST (demux), srcpad);
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stream->active_stream = active_stream;
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s = gst_caps_get_structure (caps, 0);
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stream->is_isobmff = gst_structure_has_name (s, "video/quicktime");
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stream->is_isobmff =
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gst_structure_has_name (s, "video/quicktime") ||
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gst_structure_has_name (s, "audio/x-m4a");
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stream->first_sync_sample_always_after_moof = TRUE;
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if (stream->is_isobmff)
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stream->isobmff_adapter = gst_adapter_new ();
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@ -1158,7 +1160,9 @@ gst_dash_demux_stream_update_fragment_info (GstAdaptiveDemuxStream * stream)
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&fragment);
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stream->fragment.uri = fragment.uri;
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if (isombff && dashstream->sidx_index != 0) {
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/* If mpd does not specify indexRange (i.e., null index_uri),
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* sidx entries may not be available until download it */
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if (isombff && dashstream->sidx_index != 0 && SIDX (dashstream)->entries) {
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GstSidxBoxEntry *entry = SIDX_CURRENT_ENTRY (dashstream);
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stream->fragment.range_start =
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dashstream->sidx_base_offset + entry->offset;
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@ -2034,6 +2038,7 @@ gst_dash_demux_parse_isobmff (GstAdaptiveDemux * demux,
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GstDashDemuxStream * dash_stream, GstBuffer * buffer)
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{
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GstAdaptiveDemuxStream *stream = (GstAdaptiveDemuxStream *) dash_stream;
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GstDashDemux *dashdemux = GST_DASH_DEMUX_CAST (demux);
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gsize available;
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guint index_header_or_data;
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GstMapInfo map;
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@ -2149,6 +2154,32 @@ gst_dash_demux_parse_isobmff (GstAdaptiveDemux * demux,
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} else {
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dash_stream->moof_average_size = size;
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}
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} else if (dash_stream->isobmff_parser.current_fourcc ==
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GST_ISOFF_FOURCC_SIDX &&
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gst_mpd_client_has_isoff_ondemand_profile (dashdemux->client)) {
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GstByteReader sub_reader;
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GstIsoffParserResult res;
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guint dummy;
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dash_stream->sidx_base_offset = buffer_offset +
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gst_byte_reader_get_pos (&reader) - header_size + size;
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gst_byte_reader_get_sub_reader (&reader, &sub_reader, size - header_size);
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res =
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gst_isoff_sidx_parser_parse (&dash_stream->sidx_parser, &sub_reader,
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&dummy);
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if (res == GST_ISOFF_PARSER_DONE) {
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if (GST_CLOCK_TIME_IS_VALID (dash_stream->pending_seek_ts)) {
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/* FIXME, preserve seek flags */
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gst_dash_demux_stream_sidx_seek (dash_stream,
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demux->segment.rate >= 0, 0, dash_stream->pending_seek_ts, NULL);
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dash_stream->pending_seek_ts = GST_CLOCK_TIME_NONE;
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} else {
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SIDX (dash_stream)->entry_index = dash_stream->sidx_index;
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}
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}
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} else {
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gst_byte_reader_skip (&reader, size - header_size);
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}
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@ -2402,10 +2433,16 @@ gst_dash_demux_handle_isobmff_buffer (GstAdaptiveDemux * demux,
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GstDashDemux *dashdemux = GST_DASH_DEMUX_CAST (demux);
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GstFlowReturn ret = GST_FLOW_OK;
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if (dashdemux->allow_trickmode_key_units) {
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/* Parsing isobmff
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* - TRICKMODE_KEY_UNITS can be supported and it's video stream
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* - Or, it's On-Demand profile but index_uri for this stream (whatever video/audio)
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* is not available, and sidx box was not parsed yet */
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if ((dashdemux->allow_trickmode_key_units &&
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dash_stream->active_stream->mimeType == GST_STREAM_VIDEO) ||
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(gst_mpd_client_has_isoff_ondemand_profile (dashdemux->client) &&
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dash_stream->sidx_parser.status != GST_ISOFF_SIDX_PARSER_FINISHED)) {
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if (dash_stream->isobmff_parser.current_fourcc != GST_ISOFF_FOURCC_MDAT) {
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buffer = gst_dash_demux_parse_isobmff (demux, dash_stream, buffer);
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if (buffer
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&& (ret =
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gst_adaptive_demux_stream_push_buffer (stream,
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