Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes (more)

2005-01-19 Thread John Gay
On Monday 17 January 2005 21:16, I wrote: > > or the mjpeg-howto*.pdf on http://mjpeg.sourceforge.net/files/ for the > > PDF versions. > > Just having a look now. Just had a good read, and it's miles ahead of what I remember it being. It certainly contains most of the points I was thinking of, in

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes (more)

2005-01-17 Thread John Gay
On Monday 17 January 2005 16:52, Bernhard Praschinger wrote: > Hallo > > I think it should start with a general overview of of starting with > > various types of video sources and ways to encode those into various > > formats, followed by seperate chapters for each tool, and what the > > various co

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes (more)

2005-01-17 Thread Bernhard Praschinger
Hallo > > > I'll have to start keeping copies of these very good > > > technical discussions > > > regarding the various mjpeg-tools and their many > > > settings. > > > > We really oughta put this information into the HOWTO. > > I'd do it, but the organization of the info in our > > HOWTO file ki

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes (more)

2005-01-16 Thread John Gay
On Saturday 15 January 2005 06:14, Steven Boswell II wrote: > --- John Gay <[EMAIL PROTECTED]> wrote: > > Very nice discussion! This is the type of info I'm > > here for! > > > > I'll have to start keeping copies of these very good > > technical discussions > > regarding the various mjpeg-tools and

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes (more)

2005-01-14 Thread Steven Boswell II
--- John Gay <[EMAIL PROTECTED]> wrote: > Very nice discussion! This is the type of info I'm > here for! > > I'll have to start keeping copies of these very good > technical discussions > regarding the various mjpeg-tools and their many > settings. We really oughta put this information into the

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes (more)

2005-01-02 Thread John Gay
Very nice discussion! This is the type of info I'm here for! I'll have to start keeping copies of these very good technical discussions regarding the various mjpeg-tools and their many settings. Maybe I'll print out your script and print it onto a T-Shirt (-; Keep up these technical treasures!

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes

2004-12-31 Thread Richard Ellis
On Fri, Dec 31, 2004 at 09:29:41AM -0800, Steven Boswell II wrote: > >Aieee - but if you're using a composite cable then the VCR is > >MASHING/MUSHING/CURDLING/DOWNGRADING/etc the Y and C signals into > >a composite signal - that is a LOSSY (and damaging) conversion and > >even the best Y/C separat

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes

2004-12-31 Thread Trent Piepho
On Fri, 31 Dec 2004, Steven Boswell II wrote: > Eh? I thought VHS videotapes were composite > video, and that composite video means the > intensity/color/sync were all mixed together in > the same signal. Am I wrong? VHS tapes aren't composite. Laserdisks are. Couldn't tell you about beta or C

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes

2004-12-31 Thread Steven M. Schultz
On Fri, 31 Dec 2004, Steven Boswell II wrote: > I dunno, back when I upgraded my audio cables to > Monster, I noticed a BIG difference. Did you run thru a double blind test using an A/B/X box? :) > Eh? I thought VHS videotapes were composite > video, and that composite video means the

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes

2004-12-31 Thread Steven Boswell II
>>So I say use -H! > >Or as I do, combine the hi-res tables and the >tmpgenc tables - basically use the Intra portion >of the 'hi' and the nonIntra of the tmpgenc. >"The best of both worlds" so to speak. I'm pretty sure I tried that, and gained back some artifacts that I had previously removed. (

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes

2004-12-30 Thread Ray Cole
I'm using 0.4.9-pre1 of ffmpeg and it appears to produce good AC3 output. Some versions before this gave similar problems to what you encountered - my amplifier didn't like it and 1 of the 2 DVD players didn't like it either. -- Ray Steven M. Schultz wrote: On Thu, 30 Dec 2004, Steven Boswell II

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes

2004-12-30 Thread Steven M. Schultz
On Thu, 30 Dec 2004, Steven Boswell II wrote: > value you see in the script. ffmpeg is the only > open-source program I know of that can generate > Dolby AC3 audio, so I use it. Hmmm, what are the magic options to generate a valid AC3 file with ffmpeg? I've created AC3 files wi

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes

2004-12-30 Thread Steven M. Schultz
On Thu, 30 Dec 2004, Steven Boswell II wrote: > cables! I swear by Monster cables. My 1-meter To each his own. The electons don't care :) > that I'm using a composite-video cable, even > though my VCR can put out an S-VHS signal. The > issue here is who does the color separation. I

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes (more)

2004-12-30 Thread Steven M. Schultz
On Thu, 30 Dec 2004, Steven Boswell II wrote: > transitions between very light areas and very dark > areas. So I say use -H! Or as I do, combine the hi-res tables and the tmpgenc tables - basically use the Intra portion of the 'hi' and the nonIntra of the tmpgenc. "The b

[Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes (more)

2004-12-30 Thread Steven Boswell II
Oops, I forgot to discuss the non-denoising- related aspects of the way I use mpeg2enc! :-) The first mpeg2enc in the script file generates a DVD. "-b 9300" is the highest I go in practice; that allows for 384 kbps audio and (my estimate) 120 kbps for the information mplex adds, staying under th

Re: [Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes

2004-12-30 Thread Trent Piepho
On Thu, 30 Dec 2004, Steven Boswell II wrote: > could find at Best Buy that day, cost US$60. Note > that I'm using a composite-video cable, even > though my VCR can put out an S-VHS signal. The > issue here is who does the color separation. If I > play a VHS tape and use an S-VHS cable to carry

[Mjpeg-users] Example: using y4mdenoise to achieve near-perfection with videotapes

2004-12-30 Thread Steven Boswell II
--- sean <[EMAIL PROTECTED]> wrote: >I'm also trying to convert a series of old vhs >family tapes. I'm using a borrowed canopus advc >300. I'm about 103 artifacts to go before >perfection. Could you post how you are >converting your tapes? The more specific the >better - i.e. actual command li