[Bug 793781] New: [gstreamer-msdk-master][SKL] H264 decoding fail with error message "msdkdec gstmsdkdec.c:308:gst_msdkdec_init_decoder:<msdkh264dec0> Video Decode Query failed (undeveloped feature)"

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=793781

            Bug ID: 793781
           Summary: [gstreamer-msdk-master][SKL] H264 decoding fail with
                    error message "msdkdec
                    gstmsdkdec.c:308:gst_msdkdec_init_decoder:<msdkh264dec
                    0> Video Decode Query failed (undeveloped feature)"
    Classification: Platform
           Product: GStreamer
           Version: git master
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: Normal
         Component: gst-plugins-bad
          Assignee: gstreamer-bugs at lists.freedesktop.org
          Reporter: zhanjunx.wang at intel.com
        QA Contact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---

Test Env:
============================================
Platform:               SKL
Arch:                  x86_64
CentOS Linux release    7.3.1611 (Core)
Kernel:            4.4.0 
libva            MediaServerStudioEssentials2017R3.tar.gz (libva 
                        1.67.0.pre1)
media_driver        MediaServerStudioEssentials2017R3.tar.gz 16.5.2.64009-
                        ubit
gstreamer               master branch 91798e16cc09420163684d13779f13f374164ea2
gst-bad         master branch 1c81bf4bdc67b518d6b3bbc22398c17fe8ced1da


Reproduce Steps:
============================================
take one case for example
1. build enc as above lists
2. gst-launch-1.0 -q filesrc
location=/media/yami_h264_Base_Ext_Main_profile/alphaconformanceG.264 '!'
h264parse '!' msdkh264dec '!' videoconvert '!' video/x-raw,format=I420 '!'
checksumsink2 frame-checksum=FALSE file-checksum=TRUE plane-checksum=FALSE
3. decoding fails and error message occurs.

error info
0:00:00.605648507  8379      0x16a3d40 ERROR                msdkdec
gstmsdkdec.c:308:gst_msdkdec_init_decoder:<msdkh264dec0> Video Decode Query
failed (undeveloped feature)
Caught SIGSEGV
#0  0x00007fcf8d181e2d in poll () at /usr/lib64/libc.so.6
#1  0x00007fcf8dac87ac in g_main_context_iterate.isra.21 ()
#2  0x00007fcf8dac8aea in g_main_loop_run () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fcf8e98c5a7 in gst_bus_poll (bus=bus at entry=0x1617a10,
events=events at entry=GST_MESSAGE_ANY, timeout=<optimized out>) at gstbus.c:1213
#4  0x0000000000404ab0 in event_loop (pipeline=0x16b8130,
blocking=blocking at entry=1, do_progress=do_progress at entry=1,
target_state=target_state at entry=GST_STATE_PAUSED) at gst-launch.c:559
#5  0x00000000004039be in main (argc=16, argv=0x7fff8b2936e8)

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