On Mon, May 07, 2007 at 10:13:33AM +0100, Iain MacGranthin wrote: > Hi Alex, > > > > No technical from me I am afraid, but I am interested also in finding the > answer to the general topic of transcoding to mpeg4 when the intended device > to use is DivX certified. > > Typically transcoders prefer the free to use XviD, which actually I have > found gives a better result by far, so personally I hope there will be a > response indicating that you should be able to get a good result using a > specific transcode command line, which will give an output that is in XviD > format, and that WILL play on DivX certified equipment... > > Not the answer you might have wanted, but hopefully with 2 on the thread, > and a little more in the question from a user perspective, perhaps a guru > might have the answer.
Thanks for the support 8) > > On the other hand, the unit does use MPEG2 as well - maybe encoding to that > would be less contentious? I was looking to save space, my presumption was that divx compressed better (I might be wrong) > > The guys in the know will probably want to know more about the source files > as well, to get an all the way through picture of what you are trying to > do... Bit of a problem, here the source files are a bit all over the place. Some in dvix already, but with AC3 sounds or ogg sounds ( I can't understand why sound system makers don't want to use free codecs) Alex > > > On 7/5/07 09:41, "Alex Samad" <[EMAIL PROTECTED]> wrote: > > > Hi > > > > (resending as I had a problem with my mail not sure if it made it through) > > > > Recently got a new audio unit for the car that also plays video's. I have > > some > > music videos that i want to recode for the unit, I would to like to resize > > and > > change the sound down to mp3. > > > > Now I have had a been doing a bit of encoding but with no real confidence or > > 100% knowledge of the tools and the terminology. I recently used mencoder > > to > > reencode a vob file from the local ultra sound (having a new baby soon) and > > I > > thought I had encoded to dixX > > > > INPF=$1 > > > > mencoder "$INPF" -sws 2 -oac mp3lame -lameopts vbr=3 -ovc lavc -lavcopts > > vcodec=mpeg4:v4mv:mbd=2:trell:vpass=1 -ofps 25 -o /dev/null > > mencoder "$INPF" -sws 2 -oac mp3lame -lameopts vbr=3 -ovc lavc -lavcopts > > vcodec=mpeg4:v4mv:mbd=2:trell:vpass=2 -ofps 25 -o "$INPF.avi" > > > > > > but when I tried to view it with divx codec on windows it barfed, I need > > some > > other drivers. > > > > So I thought come to the experts first and try and get it done right the > > first > > time > > > > this is the information i have gotten from the manual of the unit > > > > # Kenwood 7039 > > # format: MPEG1, MPEG2, DivX > > # Picture Store > > # MPEG1: 320x240, 352x240 > > # MPEG2: 640x480, 704x480 > > # Divx: 352x240, 352,288, 720x450, 720x576 > > # Audio > > # MPEG1/2: MPEG audo layer 2 > > # Divx: MP3, Dolby Digital > > # Audio sampling freq: 32/44.1/48 kHz > > # Audio bit rate: 32-384 kbps (only constant bit rate)o > > # > > # must have mpg, mpeg, mpe, m1v, m2v extensions > > # > > # Screen specifications > > # 156.2 x 82.4 > > # pixela > > # 336,960 = 480Hx234Vx RGB > > > > > > I am thinking the process I want to do is > > > > 1) extract out the sounds, to wav and then re encode ? or if already in > > mp2/3 > > save it and use it later as is. Maybe normalise the sounds level as well, I > > hate having to turn volume up and down when I change tracks > > > > > > 2) re encode/ transcode the video into one of the acceptable formats, so I > > am > > thinking divx because it seems to be a better compression with mp3 inside a > > mpg > > file ? > > > > I was thinking to try and keep the aspect ratio but to change the size down > > to > > the actual screen size - there for I can keep more files on the DVD > > > > > > Any help would be appreciated > > > > Thanks > > Alex > > > > > > > > > > mobile 00447766543759 > home 00441517333870 > > email [EMAIL PROTECTED] > ichat [EMAIL PROTECTED] > msn [EMAIL PROTECTED] > > home f3 81 Hartington Rd > Toxteth > Liverpool Merseyside L8 0SE > United Kingdom > > Go look and listen to some music I wrote at > http://www.myspace.com/tempolibre > > >
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