[FFmpeg-devel] libavcodec/exr : Fix PIZ compression

[Martin Vignali]

Hello,

In attach two patch, to fix piz compression.

001 : Set to 0 entire bitmap and lut array.
Fix ticket #3932, also fix decoding error for various official samples :

openexr-images-1.7.0/TestImages/AllHalfValues.exr
openexr-images-1.7.0/ScanLines/MtTamWest.exr
openexr-images-1.7.0/ScanLines/StillLife.exr
openexr-images-1.7.0/ScanLines/Tree.exr
openexr-images-1.7.0/MultiResolution/WavyLinesSphere.exr
openexr-images-1.7.0/ScanLines/CandleGlass.exr


002 : Fix huf_decode.
s variable is now an uint16 (like in the official library).

Fix decoding :
openexr-images-1.7.0/DisplayWindow/t01.exr


Official samples can be found here :
http://download.savannah.nongnu.org/releases/openexr/openexr-images-1.7.0.tar.gz

Comments welcome

Martin
Jokyo Images
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