[Bug 769252] New: [MPEG2][Decode] mpeg2 decode error.

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=769252

            Bug ID: 769252
           Summary: [MPEG2][Decode] mpeg2 decode error.
    Classification: Platform
           Product: GStreamer
           Version: git master
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: Normal
         Component: gstreamer-vaapi
          Assignee: gstreamer-bugs at lists.freedesktop.org
          Reporter: fei.w.wang at intel.com
        QA Contact: gstreamer-bugs at lists.freedesktop.org
                CC: bsreerenj at gmail.com, vjaquez at igalia.com
     GNOME version: ---

Created attachment 332251
  --> https://bugzilla.gnome.org/attachment.cgi?id=332251&action=edit
fail case

1. Testing Steps:
========================================================================
gst-launch-1.0 filesrc location=/media/mpeg2/dvd_still_frame.vob !
mpegvideoparse  ! vaapidecode ! vaapisink sync=false

2. Testing Env:
========================================================================
gst_plugins_vaapi:   (master)024d5401955d4d7b1348ba5f68180719640aa93c
libva:               (master)f7e22630bd18ed80d22da20a9dc18487938b6c8a
Libva_intel_driver:  (master)e5544460dcb4b325df42e343953e6d5b57f8f544

3. Frequency of Occurence:
========================================================================
100%

4. Fail case:
========================================================================
  1)  dvd_still_frame.vob

4. Error log:
========================================================================
root at x-kbl01:~# gst-launch-1.0 filesrc
location=/media/mpeg2/dvd_still_frame.vob ! mpegvideoparse  ! vaapidecode !
vaapisink sync=false
libva info: VA-API version 0.39.2
libva info: va_getDriverName() returns 0
libva info: Trying to open /opt/X11R7/lib/dri/i965_drv_video.so
libva info: Found init function __vaDriverInit_0_39
libva info: va_openDriver() returns 0
Setting pipeline to PAUSED ...
Pipeline is PREROLLING ...
Got context from element 'pipeline0': gst.vaapi.Display=context,
gst.vaapi.Display=(GstVaapiDisplay)NULL;
0:00:00.056551375  4548       0xe441e0 ERROR            vaapidecode
gstvaapidecode.c:665:gst_vaapidecode_handle_frame: decode error 8
0:00:00.058423710  4548       0xe441e0 ERROR                  vaapi
gstvaapidecoder_mpeg2.c:891:parse_picture: failed to parse picture header
0:00:00.058454300  4548       0xe441e0 ERROR            vaapidecode
gstvaapidecode.c:665:gst_vaapidecode_handle_frame: decode error 8
ERROR: from element /GstPipeline:pipeline0/GstVaapiDecode:vaapidecode0: No
valid frames decoded before end of stream
Additional debug info:
gstvideodecoder.c(1168): gst_video_decoder_sink_event_default ():
/GstPipeline:pipeline0/GstVaapiDecode:vaapidecode0:
no valid frames found
ERROR: pipeline doesn't want to preroll.
Setting pipeline to NULL ...
Freeing pipeline ...
root at x-kbl01:~#

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