On Fri, Jan 9, 2015 at 12:27 AM, Michael Niedermayer <michae...@gmx.at> wrote:
> On Thu, Jan 08, 2015 at 04:03:18PM +0100, Michael Niedermayer wrote: > > On Thu, Jan 08, 2015 at 07:32:51PM +0530, arwa arif wrote: > > > On Thu, Jan 8, 2015 at 7:23 PM, Michael Niedermayer <michae...@gmx.at> > > > wrote: > > > > > > > On Thu, Jan 08, 2015 at 01:43:24PM +0530, arwa arif wrote: > > > > > On Wed, Jan 7, 2015 at 9:46 PM, Michael Niedermayer < > michae...@gmx.at> > > > > > wrote: > > > > > > > > > > > On Wed, Jan 07, 2015 at 03:42:16PM +0100, Stefano Sabatini wrote: > > > > > > > On date Wednesday 2015-01-07 19:14:49 +0530, arwa arif encoded: > > > > > > > > > > > > > > > > > > > > > > > > > > > Keep in mind that the difference may be due to the QP > information > > > > > > > > > missing in mp=pp7. So you should focus on that (try to > > > > reset/disable > > > > > > > > > qp processing in pp7 and see if it works the same as > mp=pp7). > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > For qp=0, the results are bitexact. I am not able to figure > out > > > > how do > > > > > > I > > > > > > > > take care > > > > > > > > > > > > > > Isn't qp=0 the default? How do you get (with which parameters) > mp=pp7 > > > > > > > and pp7 to issue the same output? > > > > > > > > > > > > i get the same output for > > > > > > mp=pp7=10:0 and pp7=10:0 > > > > > > mp=pp7=10:1 and pp7=10:1 > > > > > > mp=pp7=10:2 and pp7=10:2 > > > > > > > > > > > > the default for mode seems to differ though so the mode has to be > > > > > > specified for comparing > > > > > > > > > > > > > > > > > But I am getting same ouput for default mode, i.e, > > > > > mp=pp7=0:0 and pp7=0:0 > > > > > mp=pp7=0:1 and pp7=0:1 > > > > > mp=pp7=0:2 and pp7=0:2 > > > > > > > > > > When qp is a non-zero value, the output is different. > > > > > > > > it was the same here, how can i reproduce a case where it differs ? > > > > what input did you use ? what command line ? > > > > > > > > > > I compared it for mp=pp7=30 and pp7=30. > > > The command line I used was: > > > ./ffmpeg -i ../a.png -vf pp7=30 -f md5 ../new > > > ./ffmpeg -i ../a.png -vf mp=pp7=30 -f md5 ../old > > > > as the default mode differs you must specify the mode > > like > > -vf pp7=30:0 > > -vf mp=pp7=30:0 > > or > > -vf pp7=30:1 > > -vf mp=pp7=30:1 > > or > > -vf pp7=30:2 > > -vf mp=pp7=30:2 > > > > or change the default so it matches > > ./ffmpeg -v 0 -i matrixbench_mpeg2.mpg -vf mp=pp7=30:1 -t 1 -f md5 - > MD5=a96e711815a1006cc3e9faec8e6bee66 > > ./ffmpeg -v 0 -i matrixbench_mpeg2.mpg -vf pp7=30:1 -t 1 -f md5 - > MD5=a96e711815a1006cc3e9faec8e6bee66 > > They are using mp=pp7=0:0 as default. But, in documentation they have mentioned that medium thresholding (mp=pp7=0:2) is default. What should I follow? [...] > > -- > Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB > > During times of universal deceit, telling the truth becomes a > revolutionary act. -- George Orwell > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
