Re: [FFmpeg-devel] [PATCH 0/6] dv: of inverse weight tables

2014-11-01 Thread Reimar Döffinger
On Wed, Oct 29, 2014 at 12:17:34PM +0100, Christophe Gisquet wrote: > Hi, > > 2014-10-25 13:29 GMT+02:00 Reimar Döffinger : > > Maybe as a patch that puts it into tools? > > I don't know if that's the right place, but I would kind of prefer to > > have these kind of things around. > > Probably ove

Re: [FFmpeg-devel] [PATCH 0/6] dv: of inverse weight tables

2014-10-29 Thread Christophe Gisquet
Hi, 2014-10-25 13:29 GMT+02:00 Reimar Döffinger : > Maybe as a patch that puts it into tools? > I don't know if that's the right place, but I would kind of prefer to > have these kind of things around. > Probably overkill, but we have libavcodec/tableprint.h that has helpers > to generate files wi

Re: [FFmpeg-devel] [PATCH 0/6] dv: of inverse weight tables

2014-10-25 Thread Reimar Döffinger
On Sat, Oct 25, 2014 at 01:21:47PM +0200, Christophe Gisquet wrote: > 2014-10-25 13:19 GMT+02:00 Christophe Gisquet : > > Patch #3 uses mathematically more correct values, which happens to match > > another dv implementation (cedocida). It does not seem to affect that > > much the decoded output, a

Re: [FFmpeg-devel] [PATCH 0/6] dv: of inverse weight tables

2014-10-25 Thread Christophe Gisquet
2014-10-25 13:19 GMT+02:00 Christophe Gisquet : > Patch #3 uses mathematically more correct values, which happens to match > another dv implementation (cedocida). It does not seem to affect that > much the decoded output, as there is PSNR variations on the 3rd decimal > at most. The best I got was,

[FFmpeg-devel] [PATCH 0/6] dv: of inverse weight tables

2014-10-25 Thread Christophe Gisquet
While investigating ticket #2970, I noticed several things about these tables. Patch #1 is kind of preparatory for #2. Patch #3 uses mathematically more correct values, which happens to match another dv implementation (cedocida). It does not seem to affect that much the decoded output, as there is