[FFmpeg-devel] [PATCH] lavc/mjpegdec: fix VA-API MJPEG decoding uninitialized huffman table

mypopy at gmail.com mypopy at gmail.com
Tue Oct 30 04:36:22 EET 2018


On Tue, Oct 30, 2018 at 9:50 AM Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:
>
> 2018-10-29 11:26 GMT+01:00, Jun Zhao <mypopydev at gmail.com>:
> > From: Jun Zhao <jun.zhao at intel.com>
> >
> > Now VA-API HWAccel MJPEG decoding uninitialized huffman
> > table, it's will lead to the decoding error like"Failed to sync surface
> > 0x5: 23 (internal decoding error)." in iHD open source driver.
>
> This sounds as if the issue you want to fix is in the vaapi code
> but your change affects only general mjpeg code.
>

Yes, as you know, HWaccel code is part of software decoder , so
we need to work on the general mjpeg code sometime, and maybe
I need to add a build macro in this case?


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