View Full Version : Is there any way in BeSweet to endode to an exact bitrate?
JimmyBarnes
11th February 2006, 07:13
Not thinking of the standard bitrates 112, 128, 160, 192 etc at CBR.
But suppose I want to reencode a 157 kbps (presumably VBR) mp3 and have it come out the same bitrate?
Setting 160 kbps ABR might give something the same or it might not - it has a mind of its own.
Your help appreciated
thanx
JB
Brother John
14th February 2006, 00:27
If you don't want to go with CBR, there's no way around ABR.
But why use abr 160 if you want 157? Try 157 directly. Maybe 1-2 kbits less would be better because ABR files often turn out to be slightly larger than the target size.
What do you do with the transcoded file? Maybe such an exact outcome isn't even necessary.
JimmyBarnes
14th February 2006, 07:39
If you don't want to go with CBR, there's no way around ABR.
But why use abr 160 if you want 157? Try 157 directly. Maybe 1-2 kbits less would be better because ABR files often turn out to be slightly larger than the target size.
You can't set something other than the defaults - not ones that "stick" at least.
JB
unskinnyboy
14th February 2006, 14:58
What do you mean it won't "stick"? Of course you can give whatever bitrate you want in the commandline (you do have a commandline as your input, don't you?). If you use BeLight, it will also give you the option to set whatever target bitrate you want via a slider.
If you want *exactly* 157 kbps VBR, you can only do it by trial & error. Encode with target starting at 150 kbps all the way till 165 kbps or something. Somewhere along the way, you might get 157 kbps.
What is this for anyway? :confused:
bond
14th February 2006, 15:05
first of all what target audio format do you need?
JimmyBarnes
16th February 2006, 13:44
What do you mean it won't "stick"? Of course you can give whatever bitrate you want in the commandline (you do have a commandline as your input, don't you?). If you use BeLight, it will also give you the option to set whatever target bitrate you want via a slider.
Doh!. Never though of that, I'm such a lazybum GUI addict.
What is this for anyway? :confused:
Sometimes an AVi has a very soft audio. mp3GAIN can't improve without clipping - so only option is to reencode, but want to retain the original AVI size, hence must retain the original bitrate, especially if its a wierdo one like 178.
Thanx for your help
JB
JimmyBarnes
22nd February 2006, 05:15
What do you mean it won't "stick"? Of course you can give whatever bitrate you want in the commandline (you do have a commandline as your input, don't you?). If you use BeLight, it will also give you the option to set whatever target bitrate you want via a slider.
If I run
"D:\DVDrip\BeSweet\BeSweet.exe" -core( -input Old.mp3 -output New.mp3 -logfilea "D:\DVDrip\BeSweet\BeSweet.log" ) -boost( /b2=2 ) -lame( -cbr 140 )
it still encodes to 128 kbps CBR, not the desired (for this example) 140.
???
JB
setarip_old
22nd February 2006, 05:21
If you use BeLight, it will also give you the option to set whatever target bitrate you want via a slider.Yes, it will appear to do that - but the resultant output file will be at one of the "standard" bitrates - e.g. setting to 157Kbps will result in a file at either 128Kbps or 160 Kbps...
unskinnyboy
22nd February 2006, 20:52
@JimmyBarnes, You said you wanted "presumably VBR", then why are you encoding in CBR? Use VBR.
@setarip_old, That is only if you use CBR. CBR bitrates can only be from the following standard bitrates: 8, 16, 24, 32, 40, 48, 64, 80, 96, 112, 128, 160, 192, 224, 256, or 320. If you use VBR, then it won't clamp you down to standard bitrates, which is the whole point of VBR encoding anyway.
setarip_old
22nd February 2006, 21:18
@unskinnyboy
Thanks for that info
JimmyBarnes
23rd February 2006, 14:22
@JimmyBarnes, You said you wanted "presumably VBR", then why are you encoding in CBR? Use VBR.
@setarip_old, That is only if you use CBR. CBR bitrates can only be from the following standard bitrates: 8, 16, 24, 32, 40, 48, 64, 80, 96, 112, 128, 160, 192, 224, 256, or 320. If you use VBR, then it won't clamp you down to standard bitrates, which is the whole point of VBR encoding anyway.
Right, I figured it out (before reading your post). Doh!
BeLight makes it easier.
thanx
JB
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