Re: [FFmpeg-devel] [PATCH 2/3] lavu/internal: add avpriv_exp10

2015-12-25 Thread Ganesh Ajjanagadde
On Fri, Dec 25, 2015 at 9:55 AM, Ganesh Ajjanagadde wrote: > On Fri, Dec 25, 2015 at 9:47 AM, Hendrik Leppkes wrote: >> On Fri, Dec 25, 2015 at 6:27 PM, Ganesh Ajjanagadde wrote: >>> On Fri, Dec 25, 2015 at 9:26 AM, James Almer wrote: On 12/25/2015 2:11 PM, Ganesh Ajjanagadde wrote: >

Re: [FFmpeg-devel] [PATCH 2/3] lavu/internal: add avpriv_exp10

2015-12-25 Thread Ganesh Ajjanagadde
On Fri, Dec 25, 2015 at 9:47 AM, Hendrik Leppkes wrote: > On Fri, Dec 25, 2015 at 6:27 PM, Ganesh Ajjanagadde wrote: >> On Fri, Dec 25, 2015 at 9:26 AM, James Almer wrote: >>> On 12/25/2015 2:11 PM, Ganesh Ajjanagadde wrote: Fast, reasonably accurate 10^x. Alternative of detection of libm e

Re: [FFmpeg-devel] [PATCH 2/3] lavu/internal: add avpriv_exp10

2015-12-25 Thread Hendrik Leppkes
On Fri, Dec 25, 2015 at 6:27 PM, Ganesh Ajjanagadde wrote: > On Fri, Dec 25, 2015 at 9:26 AM, James Almer wrote: >> On 12/25/2015 2:11 PM, Ganesh Ajjanagadde wrote: >>> Fast, reasonably accurate 10^x. Alternative of detection of libm exp10 at >>> configure >>> time is not worth the trouble, sinc

Re: [FFmpeg-devel] [PATCH 2/3] lavu/internal: add avpriv_exp10

2015-12-25 Thread Ganesh Ajjanagadde
On Fri, Dec 25, 2015 at 9:26 AM, James Almer wrote: > On 12/25/2015 2:11 PM, Ganesh Ajjanagadde wrote: >> Fast, reasonably accurate 10^x. Alternative of detection of libm exp10 at >> configure >> time is not worth the trouble, since it is anyway not POSIX or ISO C, >> and currently only the GNU l

Re: [FFmpeg-devel] [PATCH 2/3] lavu/internal: add avpriv_exp10

2015-12-25 Thread James Almer
On 12/25/2015 2:11 PM, Ganesh Ajjanagadde wrote: > Fast, reasonably accurate 10^x. Alternative of detection of libm exp10 at > configure > time is not worth the trouble, since it is anyway not POSIX or ISO C, > and currently only the GNU libm has it. Furthermore, GNU libm's variant > is ~ 2x slowe