[Mesa-dev] [PATCH v2 1/2] vl: add a lanczos interpolation filter v2

[Nayan Deshmukh]

Thanks for testing :)

On Monday, July 25, 2016, Andy Furniss <adf.lists at gmail.com> wrote:

> Nayan Deshmukh wrote:
>
>> Hi Christian,
>>
>> I have sent the new patches, they should fix all the artifacts. :)
>>
>
> I have briefly tried these over time and v3 1/2 + v2 2/2 still show
> artifacts for me.


What are these artifacts? can you please tell me about these artifacts and
if possible also send me the videos where this are happening.

>
> All versions have issues with 8/9, and I agree with the view that
> you shouldn't really use up all the levels anyway.
>
> For me level 8/9 render nothing and on quit will segfault/abort
> this one is mpv -
>
> The 8/9 level didn't work for me either, but I it was because of my
hardware. I will limit it 7 in the follow up patch once the artifacts are
done with.

Regards,
Nayan

> Exiting... (Quit)
> [Thread 0x7fffeccde700 (LWP 25133) exited]
> [Thread 0x7fffed4df700 (LWP 25132) exited]
>
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 0x7fffe6ffd700 (LWP 25137)]
> pipe_reference_described (get_desc=<optimized out>, reference=0x0,
> ptr=0x700000001) at ../../../../src/gallium/auxiliary/util/u_inlines.h:89
> 89               if (p_atomic_dec_zero(&ptr->count)) {
> (gdb) bt
> #0  pipe_reference_described (get_desc=<optimized out>, reference=0x0,
> ptr=0x700000001) at ../../../../src/gallium/auxiliary/util/u_inlines.h:89
> #1  pipe_resource_reference (tex=0x0, ptr=0x7fffdc31ced0) at
> ../../../../src/gallium/auxiliary/util/u_inlines.h:138
> #2  r600_resource_reference (res=0x0, ptr=0x7fffdc31ced0) at
> ../../../../src/gallium/drivers/radeon/r600_pipe_common.h:801
> #3  si_pm4_free_state_simple (state=0x7fffdc31ced0) at si_pm4.c:110
> #4  0x00007fffe5adfc24 in vl_lanczos_filter_cleanup
> (filter=0x7fffdc367310) at vl/vl_lanczos_filter.c:353
> #5  0x00007fffe5a9fb0e in vlVdpVideoMixerDestroy (mixer=10) at mixer.c:216
> #6  0x000000000051628e in mp_vdpau_mixer_destroy (mixer=0x7fffdc30bf50) at
> ../video/vdpau_mixer.c:83
> #7  0x00000000005414a4 in uninit (vo=0x2273570) at
> ../video/out/vo_vdpau.c:1034
> #8  0x000000000053b5b1 in vo_thread (ptr=0x2273570) at
> ../video/out/vo.c:941
> #9  0x00007ffff5a03434 in start_thread () from /lib/libpthread.so.0
> #10 0x00007ffff0fce06d in clone () from /lib/libc.so.6
>
> and mplayer -
>
> *** Error in `/mnt/sdb1/Gits/mplayer/mplayer': free(): invalid pointer:
> 0x0000555557328310 ***
> ======= Backtrace: =========
> /lib/libc.so.6(+0x72025)[0x7ffff0773025]
> /lib/libc.so.6(+0x77986)[0x7ffff0778986]
> /lib/libc.so.6(+0x7816e)[0x7ffff077916e]
> /usr/lib/vdpau/libvdpau_radeonsi.so.1(+0x5fc24)[0x7fffea725c24]
> /usr/lib/vdpau/libvdpau_radeonsi.so.1(+0x1fb0e)[0x7fffea6e5b0e]
> /mnt/sdb1/Gits/mplayer/mplayer(+0x18dd51)[0x5555556e1d51]
> ======= Memory map: ========
>
> <snip>
>
> Program received signal SIGABRT, Aborted.
> 0x00007ffff07345c8 in raise () from /lib/libc.so.6
> (gdb) bt
> #0  0x00007ffff07345c8 in raise () from /lib/libc.so.6
> #1  0x00007ffff0735a4a in abort () from /lib/libc.so.6
> #2  0x00007ffff077302a in __libc_message () from /lib/libc.so.6
> #3  0x00007ffff0778986 in malloc_printerr () from /lib/libc.so.6
> #4  0x00007ffff077916e in _int_free () from /lib/libc.so.6
> #5  0x00007fffea725c24 in vl_lanczos_filter_cleanup
> (filter=0x555557264f80) at vl/vl_lanczos_filter.c:353
> #6  0x00007fffea6e5b0e in vlVdpVideoMixerDestroy (mixer=4) at mixer.c:216
> #7  0x00005555556e1d51 in free_video_specific ()
> #8  0x0000000000000001 in ?? ()
> #9  0x0000000000000000 in ?? ()
>
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