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May 2005

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2005.05.27 07:46 "how to convert a JPEG-IN-TIFF file to jpeg file without decomress & compress", by Kelvin Zhong

2005.05.28 17:21 "Re: how to convert a JPEG-IN-TIFF file to jpeg file without decomress & compress", by Joris Van Damme

2005.05.30 09:58 "Re: how to convert a JPEG-IN-TIFF file to jpeg file without decomress & compress", by Kelvin Zhong

2005.05.30 13:32 "Re: how to convert a JPEG-IN-TIFF file to jpeg file without decomress & compress", by Jean-yves Le Ridant

2005.05.31 07:24 "Re: how to convert a JPEG-IN-TIFF file to jpeg file without decomress & compress", by Kelvin Zhong

2005.05.30 13:32 "Re: how to convert a JPEG-IN-TIFF file to jpeg file without decomress & compress", by Jean-yves Le Ridant

> It seems multiple-strips also can do such things like
> single-strip.(JPEG-IN-TIFF files).
> and i try to do like this, but it need another marker :
> called DRI ?
> I was puzzled how(where) to get the DRI value ?
> in the tif file ?

> do anyone know something about this ?
> any kind of information that related to this problem is ok.
> thanks .

When a jpeg stream is coded, codec can be instructed to emit
"restart marker" every "restart interval" count MCU block.
Restart interval is indicated by DRI marker, so the decoder
can know ...
You can find info, on how all these is writen,
in jc(jd)marker.c, of libjpeg.

--
Jean-Yves