[Webkit-unassigned] [Bug 230096] [GStreamer] Videos from Twitter can't be read

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=230096

Philippe Normand <pnormand at igalia.com> changed:

           What    |Removed                     |Added
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                 CC|                            |pnormand at igalia.com

--- Comment #2 from Philippe Normand <pnormand at igalia.com> ---
The Tangram runtime has gst 1.16.3, which seems to not work very well in WebKit:

0:00:01.939132655     2 0x55d20c2ebde0 WARN                hlsdemux gsthlsdemux.c:840:gst_hls_demux_handle_buffer:<hlsdemux0> error: Could not determine type of stream

** (WebKitWebProcess:2): CRITICAL **: 10:35:10.583: gst_hls_demux_change_playlist: assertion 'adaptive_demux->streams != NULL' failed
0:00:01.955429658     2 0x55d20be53750 ERROR      webkitmediaplayer MediaPlayerPrivateGStreamer.cpp:1781:handleMessage: Error 4: Could not determine type of stream (url=https://video.twimg.com/ext_tw_video/1435941461682389000/pu/pl/lzpeFNrCTgtgqvW6.m3u8?tag=12&container=fmp4&descending=true)
0:00:01.955471546     2 0x55d20be53750 ERROR      webkitmediaplayer MediaPlayerPrivateGStreamer.cpp:1794:handleMessage: Decode error, let the Media element emit a stalled event.
0:00:02.216527955     2 0x55d20c2f1920 WARN    codecparsers_mpegvideo gstmpegvideoparser.c:861:gst_mpeg_video_packet_parse_picture_header: Unsupported picture type : 5
0:00:02.216602293     2 0x55d20c2f1920 WARN    codecparsers_mpegvideo gstmpegvideoparser.c:861:gst_mpeg_video_packet_parse_picture_header: Unsupported picture type : 0
0:00:02.216623731     2 0x55d20c2f1920 WARN    codecparsers_mpegvideo gstmpegvideoparser.c:367:gst_mpeg_video_packet_parse_sequence_header: Failed to parse sequence header
0:00:02.216969560     2 0x55d20c2f1920 WARN    codecparsers_mpegvideo gstmpegvideoparser.c:861:gst_mpeg_video_packet_parse_picture_header: Unsupported picture type : 0

Tangram should upgrade to gst 1.18, it's easy to do with flatpak.

The Epiphany.Devel flatpak plays this video fine.

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