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January 2011

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2011.01.21 00:51 "Cannot read YCbCr JPEG-compressed images", by Craig Bruce
2011.01.21 12:11 "Re: Cannot read YCbCr JPEG-compressed images", by <jcupitt@gmail.com>
2011.01.23 03:30 "Re: Cannot read YCbCr JPEG-compressed images", by Charles Auer
2011.01.23 16:01 "Re: Cannot read YCbCr JPEG-compressed images", by Bob Friesenhahn
2011.01.25 01:02 "Re: Cannot read YCbCr JPEG-compressed images", by Craig Bruce
2011.01.25 02:00 "Re: Cannot read YCbCr JPEG-compressed images", by Olivier Paquet
2011.01.26 02:40 "Re: Cannot read YCbCr JPEG-compressed images", by Craig Bruce
2011.01.26 04:50 "Re: Cannot read YCbCr JPEG-compressed images", by Bob Friesenhahn

2011.01.26 02:40 "Re: Cannot read YCbCr JPEG-compressed images", by Craig Bruce

Olivier Paquet <olivier.paquet@gmail.com> wrote:

> I suspect the different results we're seeing between people here might
> have something to do with the libjpeg involved. Mine is
> libjpeg.so.8.0.1. Oh and for what it's worth, I get the segfault no
> matter how large I make the buffer in your test program.

Whatever the cause, I was able to get my application to work using the
TIFFReadRGBATile() and TIFFReadRGBAStrip() calls.  I don't know why these
work when the other calls blow up, but they also save me the trouble of
decoding the YCbCr samples to RGB.

--------------------------+----------------------+--------------------------
Dr. Craig S. Bruce        | Ph 819-771-8303 x205 |             CubeWerx Inc.
Senior Software Developer |   Fax 819-771-8388   |  Gatineau, Qu├ębec,
Canada
csbruce@cubewerx.com      |  http://csbruce.com/ |  http://www.cubewerx.com/
--------------------------+----------------------+--------------------------
                "I don't suffer from stress.  I'm a carrier."
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