[vdr] How to convert a JPEG image to an I-frame?

Klaus Schmidinger Klaus.Schmidinger at cadsoft.de
Sun Nov 11 20:23:50 CET 2007


On 11/11/07 17:29, Reinhard Nissl wrote:
> Hi,
> 
> Klaus Schmidinger schrieb:
> 
>>> But I still think that there is no need to repeat anything. Sending a
>>> progressive I-frame as still image should be sufficient, no matter what
>>> size the file has. Don't know whether the DVB-API has some limitations
>>> regarding image size of still frames.
>> From all I saw today, it only works if the file is not much larger than 40KB,
>> and if I send it continuously. If I send it only once (even if it has only
>> 40KB) it is jagged.
> 
> Do you get the same jagged images when editing cutting marks? Most
> likely such an I frame isn't larger than 40 KB.

Yes, they are smooth for a brief moment, and then get jagged.

Klaus



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