va decoder : playback issue with h264 file
The 2D Forced Subtitles Sample #2 (PGS)
From the Kodi Samples causes visual glitches when using the va h264 decoder
Link to download : https://drive.google.com/file/d/0BwxFVkl63-lEVEluSFZ4NlhpLUk/view?usp=sharing&resourcekey=0-jrRNAhII3KVOq5Qid60tCw
uridecodebin3 uri=file:///... ! queue ! glimagesink
(fails with any videosinks)
Forcing the ffmpeg h264 decoder results in no visual glitches.
There are some warning from matroskademux
and from h264decoder
which could help pinpoint the issue:
matroskareadcommon matroska-read-common.c:762:gst_matroska_read_common_parse_skip:<matroskademux0:sink> Unknown CueTrackPositions subelement 0xf0 - ignoring
h264decoder gsth264picture.c:405:gst_h264_dpb_get_short_ref_by_pic_num: No short term reference picture for 28
h264decoder gsth264decoder.c:3193:modify_ref_pic_list:<vah264dec0> Malformed stream, no pic num 28