[FFmpeg-devel] avcodec/qtrle : improve decoding speed of 24bpp and 32 bpp

James Almer jamrial at gmail.com
Thu Mar 14 22:44:33 EET 2019


On 3/14/2019 5:27 PM, Martin Vignali wrote:
>>
>> This seems to have broken all qtrle tests on sparc64.
>>
>> See http://fate.ffmpeg.org/history.cgi?slot=sparc64-linux-gcc-4.9 and
>> others.
>>
> 
> Thanks for reporting this.
> Like i can't test on sparc64, doesn't know what line create the bus error.
> 
> Patch in attach (untested on sparc64), can probably fix the issue, by
> reusing the old way of decoding 32bpp and 24 bpp
> on sparc64, and let the new code, for other archs (who seems to doesn't
> have the problem)

No, littering the arch agnostic decoder with arch specific ifdeffery is
not ok.

Someone with a Sparc64 host (or qemu) should try to debug this and find
what's wrong.
Who's "Mik", for that matter? He runs these fate clients.


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