Re: [FFmpeg-devel] [PATCH] doc/codecs: Better documentation for the libavcodec bitexact flag
On Mon, Nov 03, 2014 at 10:01:11AM +0100, Benoit Fouet wrote: > > > - Mail original - > > Signed-off-by: Michael Niedermayer > > --- > > doc/codecs.texi |4 +++- > > 1 file changed, 3 insertions(+), 1 deletion(-) > > > > diff --git a/doc/codecs.texi b/doc/codecs.texi > > index 2bb6059..85e6d47 100644 > > --- a/doc/codecs.texi > > +++ b/doc/codecs.texi > > @@ -71,7 +71,9 @@ Force low delay. > > @item global_header > > Place global headers in extradata instead of every keyframe. > > @item bitexact > > -Use only bitexact stuff (except (I)DCT). > > +Only write platform-, build- and time-independant data. (except > > (I)DCT). > > independent changed > > > +This ensures that file and data checksums are reproducable and match > > between > > +platforms. Its primary use is for regression testing. > > @item aic > > Apply H263 advanced intra coding / mpeg4 ac prediction. > > @item cbp > > > > LGTM otherwise. applied i also chnaged the bitexact docs for libavformat thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB If you think the mosad wants you dead since a long time then you are either wrong or dead since a long time. signature.asc Description: Digital signature ___ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
Re: [FFmpeg-devel] [PATCH] doc/codecs: Better documentation for the libavcodec bitexact flag
- Mail original - > Signed-off-by: Michael Niedermayer > --- > doc/codecs.texi |4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/doc/codecs.texi b/doc/codecs.texi > index 2bb6059..85e6d47 100644 > --- a/doc/codecs.texi > +++ b/doc/codecs.texi > @@ -71,7 +71,9 @@ Force low delay. > @item global_header > Place global headers in extradata instead of every keyframe. > @item bitexact > -Use only bitexact stuff (except (I)DCT). > +Only write platform-, build- and time-independant data. (except > (I)DCT). independent > +This ensures that file and data checksums are reproducable and match > between > +platforms. Its primary use is for regression testing. > @item aic > Apply H263 advanced intra coding / mpeg4 ac prediction. > @item cbp > LGTM otherwise. -- Ben ___ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
Re: [FFmpeg-devel] [PATCH] doc/codecs: Better documentation for the libavcodec bitexact flag
On Sat, Nov 01, 2014 at 09:22:15PM -0700, Timothy Gu wrote: > On Friday, October 31, 2014, Michael Niedermayer wrote: > > > Signed-off-by: Michael Niedermayer > > > --- > > doc/codecs.texi |2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/doc/codecs.texi b/doc/codecs.texi > > index 2bb6059..5cf2dc0 100644 > > --- a/doc/codecs.texi > > +++ b/doc/codecs.texi > > @@ -71,7 +71,7 @@ Force low delay. > > @item global_header > > Place global headers in extradata instead of every keyframe. > > @item bitexact > > -Use only bitexact stuff (except (I)DCT). > > +Only write binary portable, build and time independant data. (except > > (I)DCT). > > > > What is "binary portable"? removed > > Also, it should be "build- and time-independent." I would prefer if you can > add the word "reproducible" somewhere in it as well. ok, sent another try thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB It is dangerous to be right in matters on which the established authorities are wrong. -- Voltaire signature.asc Description: Digital signature ___ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
Re: [FFmpeg-devel] [PATCH] doc/codecs: Better documentation for the libavcodec bitexact flag
On Friday, October 31, 2014, Michael Niedermayer wrote: > Signed-off-by: Michael Niedermayer > > --- > doc/codecs.texi |2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/doc/codecs.texi b/doc/codecs.texi > index 2bb6059..5cf2dc0 100644 > --- a/doc/codecs.texi > +++ b/doc/codecs.texi > @@ -71,7 +71,7 @@ Force low delay. > @item global_header > Place global headers in extradata instead of every keyframe. > @item bitexact > -Use only bitexact stuff (except (I)DCT). > +Only write binary portable, build and time independant data. (except > (I)DCT). > What is "binary portable"? Also, it should be "build- and time-independent." I would prefer if you can add the word "reproducible" somewhere in it as well. Timothy ___ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
