[Mesa-dev] [PATCH] st/va: remove assert for single slice

[Nayan Deshmukh]

On Sat, Feb 11, 2017 at 12:00 AM, Andy Furniss <adf.lists at gmail.com> wrote:
> Nayan Deshmukh wrote:
>>
>> Hi Andy,
>>
>> I am attaching the patches.
>> Does it cause any difference in the corruption in this video?
>>
>>     https://drive.google.com/drive/folders/0BxP5-S1t9VEEbkR4dWhTUFozV2s
>>
>
> Hi, it seems mpv and ffmpeg have been changing their vaapi code recently.
>
> With an old mpv the corruption is the same as without the patches.
>
> With git mpv the patches cause a segfault -
>
I will the see the changes in the code to see what's the problem.
Christian, please push the patch that you reviewed.

Regards,
Nayan
> Program received signal SIGSEGV, Segmentation fault.
> 0x00007ffff10bbe8e in __memcpy_sse2_unaligned () from /lib/libc.so.6
> (gdb) bt
> #0  0x00007ffff10bbe8e in __memcpy_sse2_unaligned () from /lib/libc.so.6
> #1  0x00007fffe423f4e0 in ruvd_decode_bitstream (decoder=0x226dcb0,
> target=<optimized out>, picture=<optimized out>, num_buffers=<optimized
> out>, buffers=<optimized out>, sizes=<optimized out>) at radeon_uvd.c:1029
> #2  0x00007fffe40f37cb in handleVASliceDataBufferType (buf=<optimized out>,
> context=0x2236290) at picture.c:323
> #3  vlVaRenderPicture (ctx=<optimized out>, context_id=<optimized out>,
> buffers=<optimized out>, num_buffers=<optimized out>) at picture.c:518
> #4  0x0000000000cba28e in ff_vaapi_decode_issue ()
> #5  0x00000000008f8dac in vaapi_mpeg2_end_frame ()
> #6  0x00000000007635cc in decode_chunks ()
> #7  0x00000000007648e7 in mpeg_decode_frame ()
> #8  0x00000000008daa53 in avcodec_decode_video2 ()
> #9  0x00000000008db780 in do_decode ()
> #10 0x00000000008dc650 in avcodec_send_packet ()
>