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This queue is for tickets about the Imager CPAN distribution.

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The Basics
Id: 69731
Status: rejected
Priority: 0/
Queue: Imager

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Owner: Nobody in particular
Requestors: TONYC [...] cpan.org
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Subject: jpeg transfer may need to account for gamma
Date: Sun, 24 Jul 2011 14:43:20 +1000
To: bug-Imager [...] rt.cpan.org
From: tonyc [...] cpan.org
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From the JFIF spec: "The RGB components calculated by linear conversion from YCbCr shall not be gamma corrected (gamma = 1.0)." Does this mean we should convert RGBs to linear. Tony
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Going by ITU-R BT.601 the samples are presented as with gamma, so we don't need to linearize the samples.


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