Hey guys,

Thanks for the prompt response and explanation. I'll try to decode 422 and try 
out sws_scaler as well.

Cheers,
Naveed

On 2010-09-10, at 1:29 AM, Mark Heath wrote:

> 
> On 10/09/2010, at 1:30 AM, Naveed Gazi wrote:
>> 
>> 
>> I am not sure how to deal with YUVJ422P. My video player is currently
>> capable of working with YUV420P and I have to make it capable of handling
>> YUVJ422P as well. So far I didn't find any information on how the Y,U and V
>> arrays are organized in YUVJ422P or any other relevant information about how
>> this format works (google did not help). I was hoping someone could help me
>> determine how to either convert YUVJ422P to YUV420P or explain how YUVJ422P
>> works or point me to some good resources. Your help is much appreciated and
>> thanks in advance.
> 
> You can use the sws_scaler to convert it.  However 422 is better quality than 
> 420.
> 
> It should be the same layout as 420 except the height of the chroma channels 
> are the same as the luma channel not half as with 420.
> 
> Mark
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-----------------------------
Naveed Ahmed Gazi

Video Software Developer

Magor Communications Corporation
350 Terry Fox Drive
Kanata, ON, K2K 2W5
Canada

Office:  613-686-1731 ext. 5529
email:  [email protected]

http://www.magorcorp.com











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