irclog2html for #brlcad on 20070228

00:01.13 *** join/#brlcad louipc (n=louipc@bas8-toronto63-1096735664.dsl.bell.ca)
01:56.01 *** join/#brlcad IriX64 (n=mario_du@bas3-sudbury98-1168054557.dsl.bell.ca)
02:16.57 *** join/#brlcad louipc (n=louipc@bas8-toronto63-1128543596.dsl.bell.ca)
05:00.06 *** join/#brlcad IriX64 (n=mario_du@bas3-sudbury98-1168054557.dsl.bell.ca)
06:24.05 *** join/#brlcad PrezKennedy (n=Matthew@c-69-138-68-160.hsd1.md.comcast.net)
07:10.36 *** join/#brlcad justin__ (n=justin@74.92.144.217)
08:18.32 *** join/#brlcad clock_ (n=clock@zux221-122-143.adsl.green.ch)
10:54.31 Maloeran http://www.rayforce.net/demo00-xvid.avi http://www.rayforce.net/demo00-ms.avi ~ Such a crappy encoding quality, I really need to find some middle ground between these 16mb files and the 2.4gb raw loseless output
10:54.49 Maloeran Tips, anyone? :)
11:11.41 clock_ What is rayforce?
12:05.19 brlcad Maloeran: yeah, I like the video .. the scene and traversal around/through the ship, but the quality is absolute crap
12:24.00 *** join/#brlcad cad96 (n=c748ae9a@bz.bzflag.bz)
13:17.24 clock_ brlcad: what is Rayforce?
13:50.06 brlcad clock_: it's a new high-performance triangle ray-tracer being developed by Maloeran
14:04.43 *** join/#brlcad clock_ (n=clock@zux221-122-143.adsl.green.ch)
14:18.45 *** join/#brlcad clock__ (n=clock@zux221-122-143.adsl.green.ch)
14:24.42 *** join/#brlcad Elperion (n=Elperion@p54876A2C.dip.t-dialin.net)
14:44.23 *** join/#brlcad cad55 (n=d8361bd3@bz.bzflag.bz)
15:48.11 Maloeran brlcad, do you know how to encode videos in a higher quality?
15:49.02 Maloeran I'm using, pass 1 & 2 : mencoder video00.raw -demuxer rawvideo -rawvideo fps=20:w=1024:h=768:format=rgb24:size=2359296 -ovc xvid -xvidencopts bitrate=2600000:pass=1:vhq=4:bvhq=1:min_iquant=1:min_pquant=1:min_bquant=1:max_bframes=1 -nosound -noskip -mc 0 -vf harddup -o video00-xvid.avi
15:49.19 Maloeran What codec or settings can I possibly use to get some decent quality?
15:56.16 archivist divx is supposed to be ok (also an open source version somewhere)
15:57.49 Elperion also try to use ffmpeg
15:57.55 Elperion its codecs are really nice
16:00.06 Maloeran I tried xvid, divx, msmpeg4-v2...
16:01.44 archivist most video formats are not assuming nice cad pictures though
16:03.04 burton Maloeran: do you need to encode colour pictures or only b/w?
16:03.25 Maloeran Anything at this point, any way to get some decent quality
16:03.34 Maloeran Although color would really be prefered
16:03.36 burton For me DivX works the best
16:03.53 burton Maloeran: you can download my videos at http://ronja.twibright.com/3d/
16:04.19 burton Maloeran: for encoding color I use the Luminaplex algorithm 8-)
16:05.36 Maloeran Okay, I want that kind of quality! :) What do you use for divx encoding?
16:05.55 archivist heh why are you using burton (I live near Burton on trent)
16:06.24 burton transcode -x yuv4mpeg -y xvid -i $*.mpeg4_asp.y4m -p 3d/loop_7.2.wav -o $@
16:07.12 burton And here is the Luminaplex encoder http://ronja.twibright.com/hyperluma.php
16:07.16 Maloeran Hum, my input is raw pixel data though, do you have a similar solution for mencoder?
16:07.20 CIA-7 BRL-CAD: 03jlowenz * 10brlcad/include/vector.h: Wrap vector in extern c++, fix multiply-defined symbol errors on vequals function
16:08.40 CIA-7 BRL-CAD: 03jlowenz * 10brlcad/include/brep.h: Do not include vector.h in brep.h, since it generates multiply defined symbols across libraries (i.e. librt/libwdb)
16:08.55 burton Maloeran: no but why do you need mencoder?
16:09.07 burton Maloeran: if you don't require mencoder then download the encoding pipeline from Ronja
16:09.40 burton what is actually mencoder, at all?
16:11.16 CIA-7 BRL-CAD: 03jlowenz * 10brlcad/src/librt/Makefile.am: remove optimization flags. probably need to move the sse flags somewhere else too.
16:11.21 Maloeran It's the encoder for mplayer, the Linux media player
16:11.32 Maloeran Whatever software I use, I must be able to feed it raw pixels
16:11.39 burton Maloeran: I am using raw pixels
16:11.44 Maloeran Great, okay
16:11.50 burton The pipeline takes *.g on one side and outputs divx avi on the other
16:12.04 burton raw RGB data falling from rt
16:12.29 burton Maloeran: http://ronja.twibright.com/makefiles/Makefile.3d
16:12.52 CIA-7 BRL-CAD: 03jlowenz * 10brlcad/src/librt/ (brep_test.cpp g_brep.cpp): explicitly include vector at compilation unit.
16:13.18 burton Maloeran: http://ronja.twibright.com/utils/render_animation
16:14.46 Maloeran Thanks burton, I'll try this transcode
16:15.02 burton Maloeran: you're welcome
16:27.46 *** join/#brlcad Elperion (n=Elperion@p54876A2C.dip.t-dialin.net)
16:41.17 CIA-7 BRL-CAD: 03jlowenz * 10brlcad/include/vector_x86.h: temporarily define replacements for missing(?) builtins
16:47.59 Maloeran Right, this works so much better. Files of 120mb instead of 16mb too
16:55.51 Maloeran http://www.rayforce.net/demo00-ms.avi if anyone is interested
16:58.12 *** join/#brlcad archivist_win (n=djc@host217-35-76-52.in-addr.btopenworld.com)
17:11.17 CIA-7 BRL-CAD: 03jlowenz * 10brlcad/include/ (vector_x86.h vector_fpu.h): fix inlining of << operator. should alleviate the problems with multiply-defined symbols seen earlier.
17:17.13 *** join/#brlcad justin__ (n=justin@74.92.144.217) [NETSPLIT VICTIM]
17:21.54 archivist neato
17:45.18 *** join/#brlcad digitalfredy (n=digitalf@200.71.62.161)
18:36.06 CIA-7 BRL-CAD: 03erikgreenwald * 10brlcad/src/libsysv/strlcpy.c: include unistd.h for size_t definition (fixes linux/amd64 build)
18:46.52 CIA-7 BRL-CAD: 03jlowenz * 10brlcad/include/vector_x86.h: switch to SSE intrinsics (more portable than builtins)
19:03.15 *** join/#brlcad clock_ (i=clock@84-72-93-137.dclient.hispeed.ch)
19:04.50 CIA-7 BRL-CAD: 03jlowenz * 10brlcad/include/ (vector_x86.h vector_fpu.h vector.h): begin fleshing out arbitrary length vector class. class definition and stub functions.
19:46.34 *** join/#brlcad IriX64 (n=mario_du@bas3-sudbury98-1168050306.dsl.bell.ca)
20:38.12 *** join/#brlcad Elperion (n=Elperion@p54876A2C.dip.t-dialin.net)
21:55.02 ``Erik Maloeran: I'm in your computarz, hax0ring your c0dez
22:12.29 louipc 133t
22:13.13 louipc oh I did it wrong: 1337
22:14.24 brlcad s\/\/337
23:03.45 *** join/#brlcad IriX64 (n=mario_du@bas3-sudbury98-1168050306.dsl.bell.ca)
23:05.55 *** mode/#brlcad [+o brlcad] by ChanServ
23:19.11 IriX64 why does opengl functionality report yes on 7.6.2 but not 7.8.4?
23:20.14 IriX64 same configure line.
23:23.48 brlcad different detections, the configure tests change on every version
23:24.04 brlcad default to on-by-default and off-by-default to for some options
23:24.25 IriX64 erf so if i can find it in configure, should be able to fix it?
23:25.06 brlcad why on earth are you using 7.6.2?
23:25.20 IriX64 to see aboutr this opengl thing.
23:25.38 brlcad then ignore the configure option, it's not going to show you anything :)
23:25.46 IriX64 heh ty.
23:26.02 brlcad that just enables/disables the opengl framebuffer, which from your perspective is no different from what you're already using
23:26.12 brlcad it doesn't provide any new features/behavior
23:26.12 IriX64 ill set it in config.h. :)
23:26.27 brlcad go for it, just don't complain about things not compiling
23:26.35 IriX64 heh sure.
23:26.38 brlcad you'd have to do more than that to fully enable it
23:26.52 IriX64 ill look around.
23:27.05 brlcad seriously, though -- it's just whether it uses opengl to draw a pixel or X11 routines to draw a pixel.. it still just draws a pixel
23:27.15 brlcad it's not going to give you a shaded display
23:27.35 IriX64 but it is available you should be able to use it.
23:28.40 brlcad it is a configuration option is all -- there's also an option to enable the pro-engineer plugin, but that don't mean you can use it
23:29.09 brlcad if you really want to know why it's disabled, look in config.log and see why the opengl tests failed
23:29.10 IriX64 ty that explains it.

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