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author | Fred Drake <fdrake@acm.org> | 1999-03-12 15:27:35 (GMT) |
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committer | Fred Drake <fdrake@acm.org> | 1999-03-12 15:27:35 (GMT) |
commit | be110c1706a8f4ea06f9dab1e5deb02f99a762b0 (patch) | |
tree | ebefaefc24d27d51d2dcd92eee863e203c99f230 /Doc | |
parent | 367ac80d3ba72223865003cb24d4ff5abea8400c (diff) | |
download | cpython-be110c1706a8f4ea06f9dab1e5deb02f99a762b0.zip cpython-be110c1706a8f4ea06f9dab1e5deb02f99a762b0.tar.gz cpython-be110c1706a8f4ea06f9dab1e5deb02f99a762b0.tar.bz2 |
Updates based on comments from /F.
Diffstat (limited to 'Doc')
-rw-r--r-- | Doc/lib/libjpeg.tex | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/Doc/lib/libjpeg.tex b/Doc/lib/libjpeg.tex index fa7bcde..3ff8b91 100644 --- a/Doc/lib/libjpeg.tex +++ b/Doc/lib/libjpeg.tex @@ -7,12 +7,18 @@ The module \module{jpeg} provides access to the jpeg compressor and -decompressor written by the Independent JPEG Group% -\index{Independent JPEG Group}% -. JPEG is a (draft?) -standard for compressing pictures. For details on JPEG or the -Independent JPEG Group software refer to the JPEG standard or the -documentation provided with the software. +decompressor written by the Independent JPEG Group +\index{Independent JPEG Group}(IJG). JPEG is a standard for +compressing pictures; it is defined in ISO 10918. For details on JPEG +or the Independent JPEG Group software refer to the JPEG standard or +the documentation provided with the software. + +A portable interface to JPEG image files is available with the Python +Imaging Library (PIL) by Fredrik Lundh. Information on PIL is +available at \url{http://www.pythonware.com/products/pil/}. +\index{Python Imaging Library} +\index{PIL (the Python Imaging Library)} +\index{Lundh, Fredrik} The \module{jpeg} module defines an exception and some functions. @@ -59,3 +65,14 @@ options are available: for low-quality images. This only affects decompression.} \end{tableii} \end{funcdesc} + + +\begin{seealso} + \seetext{\emph{JPEG Still Image Data Compression Standard}, by + Pennebaker and Mitchell, is the canonical reference for the JPEG + image format.} + + \seetext{The ISO standard for JPEG is also published as ITU T.81. + This is available in PDF form at + \url{http://www.w3.org/Graphics/JPEG/itu-t81.pdf}.} +\end{seealso} |