Quantcast Bitrates: can I Got Adjusts to CQ 100 ? - digitalFAQ.com Forums [Archives]
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  #1  
09-01-2003, 06:44 AM
jorel jorel is offline
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hy Kwag,
please,only you can answer this:

can i change some line in CQMatic to got the max CQ if needed

i'm encoding for 2 cds and using audio bitrate from 160 to 250,
and it will give me CQ from 90 to 100!

thanks in advance!

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  #2  
09-01-2003, 09:31 AM
jorel jorel is offline
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Quote:
Originally Posted by Avalon
Only so a question of mine: Why do You want this? With CQ 100 You only get bigger files with the same quality if you're using CQ90...
answer to "your question":
my question is clear...!

for the reason that i ask...,
just the reason that you answer:
i want more than CQ90 to encrease the final size cos
will let left more than 100mb in some cases in each cds.
oh....when you think in audio size/bitrate:
yes, i have 100mb free using audio at 320-48k in each cd.

again......how can i change some line to got the max CQ
prediction between 90 and 100...
IF NEEDED

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  #3  
09-01-2003, 09:45 AM
Dialhot Dialhot is offline
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Quote:
Originally Posted by jorel
again......how can i change some line to got the max CQ
prediction between 90 and 100...
You can't.
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  #4  
09-01-2003, 09:56 AM
jorel jorel is offline
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can't Phil?

maybe is possible.


Kwag.....help.
a months ago ToK sometimes encrease the CQ to 100 and after hedix
change "something" in the program,put the limit to CQ 90!
CQMatic work like ToK?
of course have a way?!?!?!

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  #5  
09-01-2003, 12:11 PM
kwag kwag is offline
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It's set as a MAX of 90, because there's no more visual quality gained over that. It's a waste of space going over 90
Use the extra space left to increase your audio bitrate

-kwag
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09-01-2003, 04:59 PM
Dialhot Dialhot is offline
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Quote:
Originally Posted by jorel
a months ago ToK sometimes encrease the CQ to 100 and after hedix
change "something" in the program
As you tell Jorel : Hedix has changed something. The designer of the program. Not you, not me, not anyone else. Only Kwag can do it for you
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  #7  
09-01-2003, 05:15 PM
kwag kwag is offline
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If I enable CQ finding between 90 and 100, it might take another 5 to 10 iterations to find CQ, because of the non-linearity of TMPEG
I don't think anyone wants that

-kwag
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  #8  
09-01-2003, 05:16 PM
jorel jorel is offline
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ok,ok,
like Avalon wrote,like phil wrote, like kwag wrote!
i know my friends!

now please,listen to me:
using audio bitrate 320 at 48k and CQ90 i have
100mb FREE in each cd

IF the prediction could give me more than CQ90,
something between CQ90 and CQ100
i will use this FREE space to encode the video cos
i can't encrease more the audio...is in the max bitrate!

Phil wrote:
" Only Kwag can do it for you"


yes,i know!

please Kwag,
is possible?

ps:
my english is very horrible.
for me ,i'm only repeating the same question in the first post.

only observations...not important!

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  #9  
09-01-2003, 05:26 PM
kwag kwag is offline
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Quote:
Originally Posted by jorel
please Kwag,
is possible?
Yes, but why would you want to add 100MB of data, which is not useable
You won't see any better quality, so you're just filling 100MB of data that won't be used for anything
And the time spent to find CQ between 90 and 100, will cost a very long time

-kwag
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  #10  
09-01-2003, 05:34 PM
jorel jorel is offline
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i know how you're "feeling"!

seems "stup" but i want it cos i'm thinking "strange ideas"...
i can't explain it now...need tests.
if this ideas works will be great for me.
the very long time to find the CQ value isn't important for me,
i can wait!



Kwag,
if is easy,please help me,
if is hard for me(not for you) to make it, then forget!
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  #11  
09-01-2003, 08:50 PM
jorel jorel is offline
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Kwag send me a "very special CQMatic private version".
is called:
CQMatic 1.2.00-Jorel
and the best is:
Goes up to CQ=100

see the first log after find prediction for small sample:

http://www.kvcd.net
CQMatic Version 1.2.00-Jorel
Copyright Softronex Corporation, 2003.
All rights reserved.
Time: 22:10:22 Date: 09/01/2003
Ready!
Project: C:\CQMatic\la1.tpr

Creating: CQMatic.tpr

D:\La Luna\ToK\2\la1.m2v
Project resolution: 480x480
Execute.
Movie Time: 43
Average Bitrate: 2375
Prediction Only mode
Executing Prediction Phase...
Process started at 22:11:09
On 09/01/2003
Setting up initial sampling.
Using CQ of 80.00
Prediction cycle #1
Encoder started...
Process time: 5.98 minutes.
Encoder end.
File size difference = 1.410935
Low fence: 80.000000
High fence: 100.000000
Last CQ = 80.00
Current CQ = 90.00
CQ difference = 10.000000
Using CQ of 90.00
Prediction cycle #2
Encoder started...
Process time: 5.80 minutes.
Encoder end.
File size difference = 1.115524
Low fence: 90.000000
High fence: 100.000000
Last CQ = 90.00
Current CQ = 95.00
CQ difference = 5.000000
Using CQ of 95.00
Prediction cycle #3
Encoder started...
Process time: 5.55 minutes.
Encoder end.
File size difference = 1.011960
Low fence: 95.000000
High fence: 100.000000
Last CQ = 95.00
Current CQ = 96.14
CQ difference = 1.136154
Using CQ of 96.14
Prediction cycle #4
Encoder started...
Process time: 5.52 minutes.
Encoder end.
Final CQ value is 96.14
CQMatic complete!
Total minutes of process: 22.85
Process ended at 22:34:00
On 09/01/2003

Final CQ value is 96.14

working perfect,of course!

THANKS KWAG, YOU'RE THE BEST!



ps:
if someone want this version, just send me pm with the e-mail!
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