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Merge pull request #10352 from vinay0410:write_pbm

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* added write as pbm

* add tests for pbm

* imgcodecs: PBM support

- drop additional PBM parameters
- write: fix P1/P4 mode (no maxval 255 value after width/height)
- write: invert values for P1/P4
- write: P1: compact ASCII mode (no spaces)
- simplify pbm test
- drop .pxm extension (http://netpbm.sourceforge.net/doc/ doesn't know such extension)
This commit is contained in:
Vinay Sharma
2017-12-28 19:58:34 +05:30
committed by Alexander Alekhin
parent 592f8d8c1b
commit 5aac909046
4 changed files with 207 additions and 62 deletions
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modules/imgcodecs/src/loadsave.cpp
+4 -1
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@@ -144,7 +144,10 @@ struct ImageCodecInitializer
decoders.push_back( makePtr<SunRasterDecoder>() );
encoders.push_back( makePtr<SunRasterEncoder>() );
decoders.push_back( makePtr<PxMDecoder>() );
encoders.push_back( makePtr<PxMEncoder>() );
encoders.push_back( makePtr<PxMEncoder>(PXM_TYPE_AUTO) );
encoders.push_back( makePtr<PxMEncoder>(PXM_TYPE_PBM) );
encoders.push_back( makePtr<PxMEncoder>(PXM_TYPE_PGM) );
encoders.push_back( makePtr<PxMEncoder>(PXM_TYPE_PPM) );
#ifdef HAVE_TIFF
decoders.push_back( makePtr<TiffDecoder>() );
encoders.push_back( makePtr<TiffEncoder>() );