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Pegasys Products BBS [ Sorted by thread creation date ] << < Prev.   [ 855 / 983 ]   Next > >>
Classify Product Title User name Reply Last update
Question TE25 Speed change in TMPeg Aart Nienhuis 11 2002-05-31 07:34:49
Question TE25 first problem fixed please help with second Neophyte 6 2002-05-30 16:53:58
Question TE25 How to make a dv2 file work USCHAMP 1 2002-05-29 19:29:13
Question TE25 splitting mpeg2 ...sorry, but... till 2 2002-05-30 22:21:35
Question TE25 can not make the second VCD Maxell2k 5 2002-05-30 19:40:39
Question TE25 audio distortion during encoding Dipak 1 2002-05-30 11:07:50
Question TE25 Cutting an MPEG to create a multi-disk VCD ewjames 2 2002-05-29 14:28:37
Question TE25 Can't load .mov sonic 2 2002-05-29 15:35:31
Request TE25 how to cut a movie in two parts ?? bugs bunny 3 2002-05-29 16:08:57
Bug report TE25 TMPG causes Error Zed Yago 0 2002-05-29 10:15:24
Question TE25 MP2 as audio input Gitlemat 3 2002-05-29 21:24:16
Question TE25 mpg2..is equal to a vob file ?? JazzFrequency 5 2002-05-31 13:47:36

Pegasys Products BBS [ Sorted by thread creation date ] << < Prev.   [ 855 / 983 ]   Next > >>
Question - TE25 - Speed change in TMPeg No.22231
Aart Nienhuis  Home )  2002-05-29 19:34:56 ( ID:l5mmd1dxrec )   [ Delete / Reply with quotation ]

Hi,

I am converting a lot of 352x240 23,97 fps to 352x288 PAL 25 fps. On my system as it was yesterday, it did 1 second of video in about 5 seconds. I had a lot of different mpg codecs installed on that PC , but I had to re-install because of a softwareproblem.
I did a clean install, installed only the necessary software and TMPeg and Virtual Dub.
I restarted the encoding and now it takes about 30 seconds to encode 1 second of video.
What can be the problem here ?

Aart


ASHY  2002-05-29 19:44:37 ( ID:4adzcnohuc. )   [ Delete / Reply with quotation ]

Make sure you haven't got the Motion search precision setting to 'high' or 'highest'.
Check to make sure you are not doing a 2 pass encode and go to the enviromental settings and check if the SSE and MMX optimizations are checked.

ASHY


ASHY  2002-05-29 19:47:14 ( ID:4adzcnohuc. )   [ Delete / Reply with quotation ]

Oh and as a tip.
You will find that if you change the framerate of a movie with TMPG for example from 23.976 fps to 25 fps, you will notice that the movie has little jerks when it plays.
You can't just change the framerate as simply as that.

ASHY


Aart Nienhuis  Home )  2002-05-29 20:19:31 ( ID:l5mmd1dxrec )   [ Delete / Reply with quotation ]

>Make sure you haven't got the Motion search precision setting to 'high' or 'highest'.
>Check to make sure you are not doing a 2 pass encode and go to the enviromental settings and check if the SSE and MMX optimizations are checked.
>
>ASHY

Motion search : normal
No 2 pass encoding and SSE and MMX are both ON.
Actually.... the settings are still as they were before I had to re-install.


Aart Nienhuis  Home )  2002-05-29 20:25:07 ( ID:l5mmd1dxrec )   [ Delete / Reply with quotation ]

>Oh and as a tip.
>You will find that if you change the framerate of a movie with TMPG for example from 23.976 fps to 25 fps, you will notice that the movie has little jerks when it plays.
>You can't just change the framerate as simply as that.
>
>ASHY

I just have downloaded a lot (more than 400) mpg's which are all between 2 and 25 MB each. They are in NTSC 23.976 fps format and all have different soundstreams. I want them all to be PAL VCD compatible. I converted more than 300 already and must say that I didn't notice the little jerks on my standalone DVD player in the smaller files. In the longer ones there are every now and then a few jerks, but considering the content of the files (ahum !) that's not a problem :-)

Aart


ASHY  2002-05-29 20:34:57 ( ID:n3gjkhi6dvc )   [ Delete / Reply with quotation ]

Are these MPEGs MPEG1 or MPEG2?
If I was you I would completely delete TMPG from my system and re-install the new version again.
Also check to make sure you don't have any filters checked. Some of these can slow down your encoding considerably.

30 secs for 1 sec of video is far to long.
What are your system specs?

ASHY


Aart Nienhuis  Home )  2002-05-30 04:10:03 ( ID:l5mmd1dxrec )   [ Delete / Reply with quotation ]

>Are these MPEGs MPEG1 or MPEG2?

MPEG 1 >>>> see first post

>If I was you I would completely delete TMPG from my system and re-install the new version again.

I will try that coming evening.

>Also check to make sure you don't have any filters checked. Some of these can slow down your encoding considerably.
>

No filters are used.

>30 secs for 1 sec of video is far to long.
>What are your system specs?
>

Pentium III 500 Mhz with 384 MB Ram.

>ASHY


Aart Nienhuis  Home )  2002-05-30 04:20:46 ( ID:l5mmd1dxrec )   [ Delete / Reply with quotation ]

Some extra information :
Before I re-installed I had several encoders and editing software on the system.
A few of these titles : Panasonic Encoder, Divx 5, Ulead Media Studio, Ulead Picture Show, Win DVD, M1 and M2 Edit pro, DVMpeg, Roxio Videopack, complete Dr. Mercury Videopack, DVDx 1.8 and I think I forgot a few.
Is it possible that one of these programs/codecs influence the speed of TMPeg in a positive way ?

Aart


ASHY  2002-05-30 16:36:53 ( ID:4adzcnohuc. )   [ Delete / Reply with quotation ]

I'm not being funny about this, but nowhere in your first post does it state your MPEG's are MPEG1. It only gives the frame sizes which could be either MPEG1 or MPEG2.

Anyway I think there is a problem with your system if re-installing TMPG doesn't work.

I doubt any other programs you had installed prior to re-installing your system would have influenced the speed of encoding as I used to have a P3 500 with 128mb and encoding a movie would take about 4 or 5 times longer than the length of the original movie.
So a 1 second clip would take 4-5 secs to encode which is the speed you originally had and I didn't have the programs you had installed.

ASHY



Aart Nienhuis  Home )  2002-05-30 23:13:30 ( ID:l5mmd1dxrec )   [ Delete / Reply with quotation ]

>I'm not being funny about this, but nowhere in your first post does it state your MPEG's are MPEG1. It only gives the frame sizes which could be either MPEG1 or MPEG2.
>

You're correct. Because I only work with VCD or SVCD compatible mpegs, I forgot that you can encode them different too ! Sorry !

>Anyway I think there is a problem with your system if re-installing TMPG doesn't work.
>
>I doubt any other programs you had installed prior to re-installing your system would have influenced the speed of encoding as I used to have a P3 500 with 128mb and encoding a movie would take about 4 or 5 times longer than the length of the original movie.
>So a 1 second clip would take 4-5 secs to encode which is the speed you originally had and I didn't have the programs you had installed.
>
>ASHY
>
>

Okay, the mystery continues.......
This morning I re-installed M1 and M2 edit and I changed one setting in TMPeg : I made the temporary, input hd and output hd all the same.
And......... the speed was back !!!!

I saw that by installing M2 edit, some of the files of DirectX (8.1 !) were overwritten.
Could that be the solution or was the drive change in TMPeg the solution ?

I will put back the drive options as they originally were.....
temporary : C
input : E
output : D

And let you know what happens.....

But not now...... busy encoding at full speed again :-)

best wishes,

Aart


ASHY  2002-05-31 02:19:25 ( ID:n3gjkhi6dvc )   [ Delete / Reply with quotation ]

I would guess it's the drive change and would suspect that your input drive E: or your output D: is a slow drive or they are on the same IDE channel.
This doesn't work because the information to and from both drives still has to travel up and down the same channel and cable and one has to wait for the other slowing down the transmission between the two.

If that's the case I would install the input and output on different channels.

Which did you change to?

ASHY


Aart Nienhuis  Home )  2002-05-31 07:34:49 ( ID:l5mmd1dxrec )   [ Delete / Reply with quotation ]

>I would guess it's the drive change and would suspect that your input drive E: or your output D: is a slow drive or they are on the same IDE channel.
>This doesn't work because the information to and from both drives still has to travel up and down the same channel and cable and one has to wait for the other slowing down the transmission between the two.
>
>If that's the case I would install the input and output on different channels.
>
>Which did you change to?
>
>ASHY

Changed all to E:
Did a check a few minutes ago and indeed it was the drive change !

Perhaps something to mention in the FAQ ?

Well, I am at least glad the problem is over !

Thanks for the help !

kind regards,

Aart



Question - TE25 - first problem fixed please help with second No.22224
Neophyte  2002-05-29 19:16:32 ( ID:xvivcfkpgxr )   [ Delete / Reply with quotation ]

Tmpge now recongnizes the .D2V but it is still saying it is unsupported
is there a setting to change or somethig

please help

Thanx


ASHY  2002-05-29 19:33:49 ( ID:4adzcnohuc. )   [ Delete / Reply with quotation ]

What do mean it recognizes it, but it still says unsupported.
It wouldn't load in the first place if it wasn't supported.
You are obviously doing something wrong somewhere.

Post the steps you are taking to load the file.
Start from when you first rip the VOBS to your hard drive and be detailed.

ASHY


ASHY  2002-05-29 19:41:04 ( ID:4adzcnohuc. )   [ Delete / Reply with quotation ]

Please refrain from double posting on the same subject. It gets highly confusing and is unecessary.
Stick to the same thread your problem will still be answered.

ASHY


Tien-Avenger  2002-05-30 01:59:15 ( ID:a/39xujikqo )   [ Delete / Reply with quotation ]

if ur useing DVD2AVI to make them .dv2 and ac3 .wav files try reinstalling DVD2AVI or TMPGenc or hell reinstall both of them. worked for me. something about the .vfp file cant be moved from the directory causes the problem


Newton  2002-05-30 05:33:43 ( ID:qyymu4iyrgh )   [ Delete / Reply with quotation ]

If you're using DVD2AVI then the problem goes away if you install both programs in the same directory.


ASHY  2002-05-30 16:52:29 ( ID:4adzcnohuc. )   [ Delete / Reply with quotation ]

The reason for that NewtronX is because you only need the DVD2AVI.VFP in the same directory as TMPGenc.exe

ASHY


ASHY  2002-05-30 16:53:58 ( ID:4adzcnohuc. )   [ Delete / Reply with quotation ]

Sorry correction Newton.

ASHY



Question - TE25 - How to make a dv2 file work No.22222
USCHAMP  2002-05-29 18:30:31 ( ID:kqeswzcpkao )   [ Delete / Reply with quotation ]

I have done everything right and the dv2 file shows up in TMPG, but when I click it TMPG says it is an unsupported file type. I have done everything right, but it still doesn't work. WHATS UP WITH THAT?


ASHY  2002-05-29 19:29:13 ( ID:4adzcnohuc. )   [ Delete / Reply with quotation ]

Have a look at the post above for a possible solution.

ASHY



Question - TE25 - splitting mpeg2 ...sorry, but... No.22219
till  2002-05-29 17:09:09 ( ID:eo6ixh3rqra )   [ Delete / Reply with quotation ]

i've made a mpeg2-file with TMPGenc 2.54a, MPEG-2 480x576 25fps VBR 1600kbps, Layer-2 44100Hz 128kbps.
now i'm trying to cut it with the mpeg-tools, but the slider at the edit-sheet don't let me move through the file. If i enter a start- or endtime manually, the program writes the hole file, not the range i've specified ... what am i doing wrong?


Minion  2002-05-29 21:19:58 ( ID:w8yn5mktf8w )   [ Delete / Reply with quotation ]

Your probably not doing anything wrong, the "cut" function does this quite often,my advice is to use different software to cut your mpeg"s, or use the source range while encodeing so you can encode your movie in parts...


till  2002-05-30 22:21:35 ( ID:p4bakfomxpk )   [ Delete / Reply with quotation ]

Thank you!



Question - TE25 - can not make the second VCD No.22213
Maxell2k  2002-05-29 16:49:04 ( ID:mq8wd0b741w )   [ Delete / Reply with quotation ]

I have succeed in making the first VCD: I have cut the mpg movie file and made the first smaller file which can be hold by one cd.
But I can not make the second CD: Each time I start merge file from any point other than start point(00:00:00), program freeze before it start to record file. The Version I am using is 2.54.37.135.
Can You tell me how to make the second part of movie? Or Can I try older vision?


ASHY  2002-05-29 19:12:43 ( ID:4adzcnohuc. )   [ Delete / Reply with quotation ]

What makes you think it is freezing.
It takes a while before it starts to produce the second half because it has to seek to the point of the cut first.

ASHY


Tien-Avenger  2002-05-30 02:01:21 ( ID:a/39xujikqo )   [ Delete / Reply with quotation ]

ASHY's right just let the program work. if nothing happens in shit...say 10min then most likey it crashed or the file is hella big


maxell2k  2002-05-30 02:05:51 ( ID:6i0jnfil2ja )   [ Delete / Reply with quotation ]

Just before the edited file store to HDD, the porgram stopped, I press Ctrl-Alt-Del, message shows Tmpgenc not response. This is what I mean freezing. I have tried 4 times even restart computer, same result. So I guess this is a bug of Tmpgenc


ASHY  2002-05-30 16:58:34 ( ID:4adzcnohuc. )   [ Delete / Reply with quotation ]

No it's not a bug.
This problem has been posted a few times before and the problem was solved by completely deleting TMPG from your system first then download a fresh copy and install that.

ASHY


Tien_Avenger  2002-05-30 19:40:39 ( ID:m3tztpafvjr )   [ Delete / Reply with quotation ]

on my system the task manager displays alot of crap (not responding) dont worry about if. if you notice alot of lights blinking let them blink for a lil longer. patience here



Question - TE25 - audio distortion during encoding No.22211
Dipak  2002-05-29 16:27:23 ( ID:ryhnddgjn.. )   [ Delete / Reply with quotation ]

Hello,
I am using the Pinnacle DC10+ card to capture and edit video to avi format. I am then using tmpgenc to encode to mpeg2 format and finally using vcdeasy to burn an SVCD disk.
When I encode the captured video alone into mpeg2 format and burn to disk, the audio is fine. However, when I add titles before the start of the video clip using the dc10+ software and then encode to mpeg2, the audio is distorted (the audio level is higher and there is noticable distortion in high frequency notes).
I suspect that the problem is with tmpgenc since the avi file with the titles seems to play fine on the computer. Since there is no soundtrack on the titles themselves, could this be causing a problem for tmpgenc ? Does it judge the audio level by sensing the first few frames of the movie ? If that is so, it would explain why the level would be higher with the titles than without.
I am using constant quality (CQ) for doing my encoding.

Is there any way to fix this ?

Thanks.

Dipak


Hataian  2002-05-30 11:07:50 ( ID:pq/ugw.8krm )   [ Delete / Reply with quotation ]

What are "titles"?



Question - TE25 - Cutting an MPEG to create a multi-disk VCD No.22208
ewjames  2002-05-29 14:08:58 ( ID:3wnge.y37x6 )   [ Delete / Reply with quotation ]

I have created a MPEG using Flask. I want to use the MPEG on a VCD so that I can play the disk on a home DVD player. The information I have says you have to cut the MPEG into two smaller files so that they will fit on a CD-R. Can anyone tell me how to do this using TMPGEnc v. 2.54?

Thanks


rimad  2002-05-29 14:21:19 ( ID:qjkyknv5unh )   [ Delete / Reply with quotation ]

Use MPEG tools from the FILE menu, then use the merge&cut option. This allows you to select a section of the original movie and write it to a new file.

Richard


rimad  2002-05-29 14:28:37 ( ID:qjkyknv5unh )   [ Delete / Reply with quotation ]

Forgot to mention I've had some problems with sound/vision synch using merge and cut. If anyone else has seen this, I would appreciate a workaround.

Also, since VCD takes about 10Mb per minute, you must have a pretty big MPEG file (>65 mins) if it needs chopping.

Richard



Question - TE25 - Can't load .mov No.22205
sonic  2002-05-29 13:12:02 ( ID:fag.u.1k4fc )   [ Delete / Reply with quotation ]

I can't load the .mov quicktime file, why?


ffast  2002-05-29 13:18:37 ( ID:rq73n1voqvj )   [ Delete / Reply with quotation ]

Search with "quicktime" or "mov" at the top of this BBS.


sonic  2002-05-29 15:35:31 ( ID:fag.u.1k4fc )   [ Delete / Reply with quotation ]

Thanks~~



Request - TE25 - how to cut a movie in two parts ?? No.22201
bugs bunny  2002-05-29 11:41:12 ( ID:lilcnhjltvk )   [ Delete / Reply with quotation ]

when do i have to cut a movie in two parts??? after encoding or while encoding. please give me some information thx


ffast  2002-05-29 11:50:45 ( ID:rq73n1voqvj )   [ Delete / Reply with quotation ]

Merge & cut

or

source range (when encoding)


BTW, This is too general question I think...


Magic  2002-05-29 15:03:03 ( ID:cnlnyv2c5c2 )   [ Delete / Reply with quotation ]

I prefer to do it after encoding because of the time it takes to encode. I can set the machine going bfore I go to bed and leave it running all night and all the next day. When I come home there's nice big MPEG file all ready to be sliced at an appropriate point for burning to VCD.

You do have a little more control over exactly where it is cut is you use source-range though. It's personal preference really.

I assumed you weren't looking for the obvious answer to your question, which would have been "when it's too big"... ;-)


John Mitchell  2002-05-29 16:08:57 ( ID:truugaj2adw )   [ Delete / Reply with quotation ]

Just a thought - you could set your source points on the same file in two separate projects and then batch encode overnight and voila 2 separate files, perfectly cut and no need for extra diskspace/time..

John



Bug report - TE25 - TMPG causes Error No.22200
Zed Yago  2002-05-29 10:15:24 ( ID:l5epxtoxlmf )   [ Delete / Reply with quotation ]

TMPG cause Error in the Merge & Cut Application and shuts down.
Last week it worked really fine but i don't know what i have changed!?

System: Athlon Classic 500 @ 700MHZ
WinXP

XP LogFile:

<?xml version="1.0" encoding="UTF-16"?>
<DATABASE>
<EXE NAME="TMPGEnc.exe" FILTER="GRABMI_FILTER_PRIVACY">
<MATCHING_FILE NAME="P3Package.dll" SIZE="135255" CHECKSUM="0x25E7D18E" MODULE_TYPE="WIN32" PE_CHECKSUM="0x0" LINKER_VERSION="0x0" LINK_DATE="04/06/2002 05:39:41" UPTO_LINK_DATE="04/06/2002 05:39:41" />
<MATCHING_FILE NAME="P4Package.dll" SIZE="147543" CHECKSUM="0xCEFDF3D9" MODULE_TYPE="WIN32" PE_CHECKSUM="0x0" LINKER_VERSION="0x0" LINK_DATE="04/06/2002 05:37:20" UPTO_LINK_DATE="04/06/2002 05:37:20" />
<MATCHING_FILE NAME="TMPGEnc.exe" SIZE="2527232" CHECKSUM="0x52F2BA58" BIN_FILE_VERSION="2.54.37.135" BIN_PRODUCT_VERSION="2.54.37.135" PRODUCT_VERSION="2.54.37.135" FILE_DESCRIPTION="MPEG Encoder" COMPANY_NAME="Pegasys Inc." PRODUCT_NAME="TMPGEnc" FILE_VERSION="2.54.37.135" ORIGINAL_FILENAME="TMPGEnc.exe" INTERNAL_NAME="TMPGEnc" LEGAL_COPYRIGHT="Copyright(C) 1998-2002 / Pegasys Inc." VERFILEDATEHI="0x0" VERFILEDATELO="0x0" VERFILEOS="0x4" VERFILETYPE="0x1" MODULE_TYPE="WIN32" PE_CHECKSUM="0x0" LINKER_VERSION="0x0" UPTO_BIN_FILE_VERSION="2.54.37.135" UPTO_BIN_PRODUCT_VERSION="2.54.37.135" LINK_DATE="06/19/1992 22:22:17" UPTO_LINK_DATE="06/19/1992 22:22:17" VER_LANGUAGE="Japanisch [0x411]" />
</EXE>
<EXE NAME="kernel32.dll" FILTER="GRABMI_FILTER_THISFILEONLY">
<MATCHING_FILE NAME="kernel32.dll" SIZE="1000448" CHECKSUM="0xD132B8A3" BIN_FILE_VERSION="5.1.2600.0" BIN_PRODUCT_VERSION="5.1.2600.0" PRODUCT_VERSION="5.1.2600.0" FILE_DESCRIPTION="Client-DLL f27Ó Windows NT-Basis-API" COMPANY_NAME="Microsoft Corporation" PRODUCT_NAME="Betriebssystem Microsoft Windows" FILE_VERSION="5.1.2600.0 (xpclient.010817-1148)" ORIGINAL_FILENAME="kernel32" INTERNAL_NAME="kernel32" LEGAL_COPYRIGHT=" Microsoft Corporation. Alle Rechte vorbehalten." VERFILEDATEHI="0x0" VERFILEDATELO="0x0" VERFILEOS="0x40004" VERFILETYPE="0x2" MODULE_TYPE="WIN32" PE_CHECKSUM="0xF7AE9" LINKER_VERSION="0x50001" UPTO_BIN_FILE_VERSION="5.1.2600.0" UPTO_BIN_PRODUCT_VERSION="5.1.2600.0" LINK_DATE="08/18/2001 11:49:40" UPTO_LINK_DATE="08/18/2001 11:49:40" VER_LANGUAGE="Deutsch (Deutschland) [0x407]" />
</EXE>
</DATABASE>





Question - TE25 - MP2 as audio input No.22196
Gitlemat  2002-05-29 09:53:31 ( ID:f3om.cqbabf )   [ Delete / Reply with quotation ]

Hi, i've got a question regarding the audio input. What would happen if I use a mp2 file as audio input in TMPEG. Will the program reencode it again or it just will encode the video and mux it with the audio (untouched). I want to know it 'cos I want to encode the audio into mp2 with another program (headAC3) using DPLII encoding, and then use the TMPEG to encode the video and build the mpeg file.

Thanks.


Minion  2002-05-29 10:11:59 ( ID:w8yn5mktf8w )   [ Delete / Reply with quotation ]

Tmpgenc would encode the audio file,maybe, sometimes it will choke on non wav formats, if you have a mp2 audio file just encode the video, and save the audio for your other audio encodeing program .....


Gitlemat  2002-05-29 14:26:16 ( ID:f3om.cqbabf )   [ Delete / Reply with quotation ]

You mean encoding the audio with HeadAC3, then the video with TMPEG (system video) and then multeplex it (with TMPEG or bbMPG?


Minion  2002-05-29 21:24:16 ( ID:w8yn5mktf8w )   [ Delete / Reply with quotation ]

YES



Question - TE25 - mpg2..is equal to a vob file ?? No.22190
JazzFrequency  2002-05-29 09:49:43 ( ID:oym/mr6d9fj )   [ Delete / Reply with quotation ]

i am creating mpg2 video with Tmpgenc (720*576) - PAL - MVBR max (3500).
i can not import my video from dvdwise authoring program, an error message says "this is not a vob stream" but when i create the video with flaskmpeg the video is valid for authoring.am i doing something wrong with Tmpgenc settings ???


Hataian  2002-05-29 19:21:20 ( ID:pq/ugw.8krm )   [ Delete / Reply with quotation ]

Make sure that you import a program stream.
Can be created by MPEG tools-multiplex.


JazzFrequency  2002-05-30 06:24:56 ( ID:oym/mr6d9fj )   [ Delete / Reply with quotation ]

Thanks for your answer..
Yesterday, i found the solution!!
i changed the option from (non interlase) to --> (interlase) and finally i import the video without any errors from authoring program.
Can i ask you another thing..??
Why i cant set the option to (non-interlase)..i mean why my authoring program could not import the video stream with this option??


ASHY  2002-05-30 17:43:42 ( ID:4adzcnohuc. )   [ Delete / Reply with quotation ]

All DVD movies start off as progressive 24 fps movies.
The DVD specs state that all MPEG2 DVD's must be interlaced movies.
This is done by adding a 'Pulldown' to the movie.

With PAL movies 2:2 pulldown is used and the movie is speeded up by 4%.
With an NTSC movie the original movie should be progressive 23.976 fps which has 3:2 pulldown added to make the movie a 29.97 fps interlaced movie.

ASHY


JazzFrequency  2002-05-31 06:42:10 ( ID:oym/mr6d9fj )   [ Delete / Reply with quotation ]

Thanks for your advice !!

Obviously you mean that is possible to make pal videos to progressive by adding a "pulldown"...

Which is better,for the clearest picture..??
progressive ?? or interlaced ??


thanks..



ASHY  2002-05-31 13:47:36 ( ID:4adzcnohuc. )   [ Delete / Reply with quotation ]

No, no, no you would have to remove the pulldown, it is the pulldown which adds the interlacing.
What I mean is that all movies before they are put on to the DVD are progressive at a frame rate of 23.976 fps or 24 fps, but your TV needs an interlaced source and DVD's need to be 29.97 fps or 25 fps, so what happens is that a 3:2 pulldown is added to NTSC films which basically addes extra frames per second to the movie by repeating the fields in a movie to make it 29.97 fps. A field is what makes up half of an interlaced frame and there are 2 per frame an odd and an even.

With PAL it is slightly different a 2:2 pulldown is added and the film is speeded up by 4.17%.

It is all very hard to explain without some sort of graphical representation, so have a look here, it may explain things a bit better.

http://www.progressivescan.co.uk/threetwo_whatisit.shtml

In conculsion and to answer your question, it is always better to start with a progressive frames movie, it will then save you a lot of time of fiddling about trying to solve interlacing problems when you encode.

ASHY



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