webp-lossless-bitstream-spec: fix inv color txfm description

The prose describing the process was missed in:
44dd765d webp-lossless-bitstream-spec: fix ColorTransform impl

Bug: webp:448
Bug: webp:551
Change-Id: If5fb95103ffedeed113e3ad62510f3a19bfd280e
This commit is contained in:
James Zern 2022-11-21 10:41:44 -08:00
parent c6ac672dbc
commit 786497e48a

View File

@ -464,7 +464,7 @@ image and encoded using the methods described in
During decoding, `ColorTransformElement` instances of the blocks are During decoding, `ColorTransformElement` instances of the blocks are
decoded and the inverse color transform is applied on the ARGB values of decoded and the inverse color transform is applied on the ARGB values of
the pixels. As mentioned earlier, that inverse color transform is just the pixels. As mentioned earlier, that inverse color transform is just
subtracting `ColorTransformElement` values from the red and blue adding `ColorTransformElement` values to the red and blue
channels. channels.
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