[FFmpeg-devel] [PATCH 1/2] lavc/pcm_tablegen: slight speedup of table generation
gajjanag at mit.edu
Mon Jan 4 17:29:17 CET 2016
On Mon, Jan 4, 2016 at 6:13 AM, Andreas Cadhalpun
<andreas.cadhalpun at googlemail.com> wrote:
> Hi Ganesh,
> On 04.01.2016 06:49, Ganesh Ajjanagadde wrote:
>> Generally, my strengths are in algorithmic/mathematical/numerical
>> improvements. I have a strong interest in security (both its
>> "practical" and "theoretical" variants), but with nowhere near the
>> same level of knowledge.
>> Clarifications: by algorithmic improvements, I do not usually count
>> asm code, but make exceptions in some cases. In particular, I have
>> minimal knowledge of assembly and minimal motivation in learning it.
>> However, I may examine at some point cases where I am convinced that a
>> compiler can't do the needful.
>> By theoretical aspects of security, I refer to defensive programming,
>> some forms of undefined behavior (e.g rint64_clip, many ubsan
>> failures), and other such things such as those flagged by Coverity. By
>> practical aspects of security, I refer to things like fuzzing crashes,
>> other ubsan failures, and other things flagged by Coverity or found by
> If you're interested in fixing some forms of undefined behavior (which?)
> I can send you a couple of samples triggering them.
Please do so.
> I have far too many of these to be able to fix them any time soon.
> Best regards,
> ffmpeg-devel mailing list
> ffmpeg-devel at ffmpeg.org
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