[MPlayer-dev-eng] aspect ratio 6 unknown

David Holm dholm at telia.com
Sun Dec 23 10:01:47 CET 2001


Felix Buenemann wrote:

>On Friday, 21. December 2001 21:18, you wrote:
>
>>	According to mpeg2enc aspect 6 is:
>>
>>INFO: Aspect ratio code: 6 = 1:0.8437 (16:9 Anamorphic NTSC for
>>720x480/352x240 images)
>>
>>	which makes sense - it is a widescreen (16:9) movie.  The resolution
>>	is 352x240 (NTSC of course in the US).
>>
>OK, I'll add it to 16:9 list. Btw. can you send me full aspect listing from 
>mpeg2enc? (I've searched ages for such list but din't find).
>
>>	Steven Schultz
>>	sms at 2bsd.com
>>
>
This is from the ISO MPEG2 documentation:

pel_aspect_ratio    height/width    example   
0000    forbidden       
0001    1.0000    VGA etc.   
0010    0.6735       
0011    0.7031    16:9, 625line   
0100    0.7615       
0101    0.8055       
0110    0.8437    16:9, 525line   
0111    0.8935       
1000    0.9375    CCIR601, 625line   
1001    0.9815       
1010    1.0255       
1011    1.0695       
1100    1.1250    CCIR601, 525line   
1101    1.1575       
1110    1.2015       
1111    reserved

//David Holm




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