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2017-09-21Move CFX_UnownedPtr to UnownedPtrDan Sinclair
This CL moves CFX_UnownedPtr to UnownedPtr and places in the fxcrt namespace. Bug: pdfium:898 Change-Id: I6d1fa463f365e5cb3aafa8c8a7a5f7eff62ed8e0 Reviewed-on: https://pdfium-review.googlesource.com/14620 Reviewed-by: Tom Sepez <tsepez@chromium.org> Commit-Queue: dsinclair <dsinclair@chromium.org>
2017-09-21Rename CFX_RetainPtr to RetainPtrDan Sinclair
This CL renames CFX_RetainPtr to RetainPtr and places in the fxcrt namespace. Bug: pdfium:898 Change-Id: I8798a9f79cb0840d3f037e8d04937cedd742914e Reviewed-on: https://pdfium-review.googlesource.com/14616 Reviewed-by: Tom Sepez <tsepez@chromium.org> Commit-Queue: dsinclair <dsinclair@chromium.org>
2017-09-21Move CFX_MaybeOwned to fxcrt::MaybeOwnedDan Sinclair
This CL moves CFX_MaybeOwned into the fxcrt namespace and removes the CFX_ prefix. The test names for maybe owned were updated to be in the MaybeOned test suite instead of the fxcrt suite. Bug: pdfium:898 Change-Id: I0c07057d66c8610e7b19133094b4507fff725e76 Reviewed-on: https://pdfium-review.googlesource.com/14470 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
2017-09-19Remove unneeded core/fxcodec/fx_codec.h includes.chromium/3220Lei Zhang
Change-Id: I703321108712e8c4a11a8343ecf8b1a8804c1d1a Reviewed-on: https://pdfium-review.googlesource.com/14352 Reviewed-by: Ryan Harrison <rharrison@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org> Commit-Queue: Lei Zhang <thestig@chromium.org>
2017-09-13Add readme files to some directories.chromium/3215Henrique Nakashima
Change-Id: I2a750c8e46b68dc4870e2dadd2ed3429008e1562 Reviewed-on: https://pdfium-review.googlesource.com/13551 Commit-Queue: Henrique Nakashima <hnakashima@chromium.org> Reviewed-by: Lei Zhang <thestig@chromium.org> Reviewed-by: Ryan Harrison <rharrison@chromium.org>
2017-08-31Remove fx_basic.hDan Sinclair
This CL removes the fx_basic.h header and fixes up includes as needed. Change-Id: I49af32a8327bdbcda40c50a61ffbd75d06609040 Reviewed-on: https://pdfium-review.googlesource.com/12670 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
2017-08-31Split IFX_Pause out of fx_basicDan Sinclair
This CL moves IFX_Pause out to its own class from fx_basic and updates includes as needed. Change-Id: Iebdd183d8c85aa17570f190f1a7d1602c0af3c8b Reviewed-on: https://pdfium-review.googlesource.com/12491 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
2017-08-22Converted CFX_Matrix::TransformRect() to take in constsJane Liu
Currently, all three of CFX_Matrix::TransformRect() take in rect values and modify them in place. This CL converts them to take in constant values and return the transformed values instead, and fixes all the call sites. Bug=pdfium:874 Change-Id: I9c274df3b14e9d88c100ba0530068e06e8fec32b Reviewed-on: https://pdfium-review.googlesource.com/11550 Reviewed-by: dsinclair <dsinclair@chromium.org> Commit-Queue: Jane Liu <janeliulwq@google.com>
2017-08-03APIs and tests for extracting bitmaps from image objectsJane Liu
Added FPDFImageObj_GetBitmap() that returns the bitmap of an image object, and a FPDFBitmap_GetFormat() that returns the format of a bitmap. * Fixed a small bitmap conversion bug in cfx_dibsource.cpp. * Enabled EmbedderTest::CompareBitmap() to support different formats of bitmaps. * Added an embedder test and a test PDF file with images of many different formats. Bug=pdfium:677 Change-Id: I6a72f9d969cf5f3577db9400ca33197c213622ed Reviewed-on: https://pdfium-review.googlesource.com/9690 Reviewed-by: Lei Zhang <thestig@chromium.org> Commit-Queue: Jane Liu <janeliulwq@google.com>
2017-07-12Move CMYKtoRGB methods to fx_codec and clean them upNicolas Pena
This CL moves CMYKtoRGB methods to fx_codec. It also cleans them up a bit, including allowing them to return tuples instead of having non-const refs in their parameters. Change-Id: Ib3ec45102ec7eff623cd07a624e852d39bf335e4 Reviewed-on: https://pdfium-review.googlesource.com/7591 Commit-Queue: Nicolás Peña <npm@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org>
2017-07-10Move core/fxge/ge to core/fxge.Dan Sinclair
This brings the cpp and h files together and removes the redundant ge/ path. Change-Id: I36594b8ae719d362768ba4c2e4ce173e287363eb Reviewed-on: https://pdfium-review.googlesource.com/7452 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
2017-07-07Check that there is enough data remaining in source BMP before readingchromium/3152Ryan Harrison
When reading in a BMP, after processing the header, make sure that there is enough data remaining in the source before proceeding. If not signal that the BMP is improperly formatted. BUG=chromium:738635 Change-Id: I506bc0e6db7dcd4b5984fd91a1f39516320a2037 Reviewed-on: https://pdfium-review.googlesource.com/7280 Reviewed-by: Tom Sepez <tsepez@chromium.org> Commit-Queue: Ryan Harrison <rharrison@chromium.org>
2017-06-29Move Start to constructor in CFX_Image(Renderer|Transformer)chromium/3145Nicolas Pena
The bool returned by Start was not being used and the method was always called right after the constructor, so it should be in the constructor. Change-Id: I98abf9f7c11fbe42b3aa15ec5e46731198aa23d5 Reviewed-on: https://pdfium-review.googlesource.com/7151 Commit-Queue: Nicolás Peña <npm@chromium.org> Reviewed-by: Lei Zhang <thestig@chromium.org>
2017-06-29Change SetReverse to GetInverse in CFX_MatrixNicolas Pena
CFX_Matrix::GetInverse is much clearer. Change-Id: Id10ab1723735332e1a78de853f28415ec3a4d834 Reviewed-on: https://pdfium-review.googlesource.com/7090 Reviewed-by: Lei Zhang <thestig@chromium.org> Commit-Queue: Nicolás Peña <npm@chromium.org>
2017-05-25Mass conversion of remaining class members (non-xfa)Tom Sepez
Change-Id: I8365ba80e3395d59a3cf35dbd9d9162e86e712e3 Reviewed-on: https://pdfium-review.googlesource.com/5970 Commit-Queue: Tom Sepez <tsepez@chromium.org> Reviewed-by: Lei Zhang <thestig@chromium.org>
2017-05-25Mass conversion of all const-lifetime class membersTom Sepez
Sed + minimal conversions to compile, including moving some constructors into the .cpp file. Any that caused ASAN issues during the tests were omitted rather than trying to resolve the underlying issue. Change-Id: I00a421f33b253eb4071ffd9af3f2922c7443b335 Reviewed-on: https://pdfium-review.googlesource.com/5891 Commit-Queue: Tom Sepez <tsepez@chromium.org> Reviewed-by: Lei Zhang <thestig@chromium.org>
2017-05-23Use NOTREACHED() in more places.Lei Zhang
Change-Id: I88466943171f19259f84add69679741d44c8e123 Reviewed-on: https://pdfium-review.googlesource.com/5551 Commit-Queue: Lei Zhang <thestig@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
2017-05-19Move CCodec_ModuleMgr ownership to CPDF_ModuleMgr.Lei Zhang
More straight forward than CFX_GEModule owning in and CPDF_ModuleMgr holding a pointer to it. Remove assumptions that the codec modules may return nullptr, and do IWYU. Change-Id: Iba7fc3c7ec223fd6d29a1ab74ed13d35689bc5d5 Reviewed-on: https://pdfium-review.googlesource.com/5654 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org>
2017-05-18Fix typo in CFX_ImageTransformer::ContinueNicolas Pena
This CL fixes a typo introduced in: https://pdfium-review.googlesource.com/c/4495/3/core/fxge/dib/cfx_imagetransformer.cpp#395 Bug: chromium:723976 Change-Id: I629d1e61054805f768356fce44c25f40f9346beb Reviewed-on: https://pdfium-review.googlesource.com/5634 Reviewed-by: dsinclair <dsinclair@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org> Commit-Queue: Nicolás Peña <npm@chromium.org>
2017-05-11Use clamp() in a couple more places.Lei Zhang
Change-Id: I9b7a1c101e3c73d0270f9216225e5a13d9937b97 Reviewed-on: https://pdfium-review.googlesource.com/5332 Reviewed-by: Tom Sepez <tsepez@chromium.org> Commit-Queue: Lei Zhang <thestig@chromium.org>
2017-05-08Remove default params in CFX_DIBSourceNicolas Pena
Change-Id: I9306afed2747e3b0054adeea1d39916cac47f5c5 Reviewed-on: https://pdfium-review.googlesource.com/5091 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org>
2017-05-05Cleanup CStretchEngine and its CWeightTableNicolas Pena
This CL cleans up a bunch of nits and improves ownership in the CStretchEngine class. Change-Id: I6527f29c50dab329ef58d0724cd24b94fca50ee6 Reviewed-on: https://pdfium-review.googlesource.com/4970 Commit-Queue: Lei Zhang <thestig@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
2017-05-05More unused IFX_Pause parameters removedchromium/3091Dan Sinclair
Remove IFX_Pause parameters which are passed but not used. Change-Id: I51a491c7f9a429676d114a387390fac3ae65e187 Reviewed-on: https://pdfium-review.googlesource.com/4950 Reviewed-by: Nicolás Peña <npm@chromium.org> Commit-Queue: dsinclair <dsinclair@chromium.org>
2017-05-04More cleanup in CFX_ScanlineCompositorNicolas Pena
This CL does more cleanup in CFX_ScanlineCompositor: - Use private initization methods instead of passing member refs to namespace. - Own the m_pSrcPalette properly by getting rid of the raw pointer. - Remove members that are unused. - Fix some nits. Change-Id: I2447032f8f92614dc026f62bd0cdcd2204ab37de Reviewed-on: https://pdfium-review.googlesource.com/4851 Commit-Queue: Nicolás Peña <npm@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
2017-04-26Guard against overflow in CFX_BilinearMatrix code.Dan Sinclair
If any of the values in the matrix used to initialize the CFX_BilinearMatrix are close to INT_MAX then the numbers can overflow when multipled causing undefined behaviour. This Cl uses a pdfium::CheckedNumeric to handle the multiplications and then assigns back to the int value if valid. Bug: chromium:702041 Change-Id: Ia1895e2e39c0ac2bf099d45f97e33209cb50d134 Reviewed-on: https://pdfium-review.googlesource.com/4495 Reviewed-by: Tom Sepez <tsepez@chromium.org> Commit-Queue: dsinclair <dsinclair@chromium.org>
2017-04-20Let {Argb,Cmyk}Decode return tuplesNicolas Pena
Change-Id: Ic4e766d9417f9a9ece5f9e4269d0f96e1e91639b Reviewed-on: https://pdfium-review.googlesource.com/4392 Commit-Queue: Nicolás Peña <npm@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
2017-04-19Split up CFX_DIBitmap::ConvertColorScaleNicolas Pena
The code is completely separated into CMYK vs RGB cases, so having two separate private methods is better. Change-Id: I67f885ee2f4393b722c6d6e770b230a5aa6b0cb1 Reviewed-on: https://pdfium-review.googlesource.com/4372 Commit-Queue: Nicolás Peña <npm@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org> Reviewed-by: Wei Li <weili@chromium.org>
2017-04-11Refactor CFX_Palettechromium/3069Nicolas Pena
The pointer members point to owned arrays. Avoid FX_Free in CFX_Palette. Use std::pair and avoid the use of a buggy quicksort. Change-Id: I5d5471d56dbfd32800e204c84664c436d1fbab08 Reviewed-on: https://pdfium-review.googlesource.com/4038 Commit-Queue: Nicolás Peña <npm@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
2017-04-10Remove unreachable code in CFX_ScanlineCompositorchromium/3068Nicolas Pena
m_Transparency is set in the Init method of the CFX_ScanlineCompositor. After the removal of the icc transform, it is clear that m_Transparency can only take values strictly less than 64. Change-Id: I6c33b9971b3b8a1ec45fbf50901f9815f323a2a5 Reviewed-on: https://pdfium-review.googlesource.com/3970 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org>
2017-04-07Remove the ICC transform where it is never initialized.Nicolas Pena
- All callers of CFX_DIBitmap methods use nullptr as the ICC Transform. - The CFX_ScanlineCompositor is always initialized with a null ICC transform. Many of its methods call TranslateScanline from the ICC module. This method casts just uses ((CLcmsCmm*)pTransform)->m_hTransform, and this should not be done when pTransform is nullptr. Change-Id: I1b846d1f20699fa017cb9a276be3214eb8fabd4b Reviewed-on: https://pdfium-review.googlesource.com/3931 Commit-Queue: Nicolás Peña <npm@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
2017-04-07Use CFX_MaybeOwned on the buffer of CFX_DIBitmapNicolas Pena
Change-Id: Ia4181a2838de60e4e177165b3689338c86f45771 Reviewed-on: https://pdfium-review.googlesource.com/3817 Reviewed-by: Tom Sepez <tsepez@chromium.org> Commit-Queue: Nicolás Peña <npm@chromium.org>
2017-04-06Cleanup CFX_BitmapComposerNicolas Pena
Remove default params, use more unique_ptr, and fix some nits. Change-Id: I4ed9a576fb3ebd9afd64c6544d1f6a1103e9d270 Reviewed-on: https://pdfium-review.googlesource.com/3872 Reviewed-by: dsinclair <dsinclair@chromium.org> Commit-Queue: Nicolás Peña <npm@chromium.org>
2017-04-04Remove dib_int.hNicolas Pena
This CL removes dib_int.h by moving CStretchEngine to its own file, other classes to where they are used, and the remaining to fx_dib.h. Change-Id: Ie2d4bb39389737cd631f92b88000ea942608da21 Reviewed-on: https://pdfium-review.googlesource.com/3714 Reviewed-by: Lei Zhang <thestig@chromium.org> Commit-Queue: Nicolás Peña <npm@chromium.org>
2017-04-04Finish splitting up fx_dib.hNicolas Pena
After this CL, fx_dib.h only has some definitions used in multiple places. Definitions that were of restricted usage were moved out to the corresponding place. Includes in fx_dib were reduced, thus revealing other needed includes. Change-Id: I3607da0af81c491256d64c0aa085225631efbdcc Reviewed-on: https://pdfium-review.googlesource.com/3594 Commit-Queue: Nicolás Peña <npm@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org>
2017-04-03Drop FXSYS_ from mem methodsDan Sinclair
This Cl drops the FXSYS_ from mem methods which are the same on all platforms. Bug: pdfium:694 Change-Id: I9d5ae905997dbaaec5aa0b2ae4c07358ed9c6236 Reviewed-on: https://pdfium-review.googlesource.com/3613 Reviewed-by: Tom Sepez <tsepez@chromium.org> Commit-Queue: dsinclair <dsinclair@chromium.org>
2017-04-03Drop FXSYS_ from math methodsDan Sinclair
This Cl drops the FXSYS_ from math methods which are the same on all platforms. Bug: pdfium:694 Change-Id: I85c9ff841fd9095b1434f67319847ba0cd9df7ac Reviewed-on: https://pdfium-review.googlesource.com/3598 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
2017-04-03Split fx_dib part 5Nicolas Pena
Move more classes into their own files. Change-Id: Ic505be9e406eafb378235216ea19221ce172f32e Reviewed-on: https://pdfium-review.googlesource.com/3593 Commit-Queue: Nicolás Peña <npm@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org>
2017-04-03Split fx_dib part 4Nicolas Pena
- Moved CFX_DIBitmap code to its own cpp file. - Moved CFX_DIBExtractor out from fx_dib.h Change-Id: I7b3fe9c657a350320b7ecb3f005017080491fe29 Reviewed-on: https://pdfium-review.googlesource.com/3591 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org>
2017-03-31Split fx_dib part 3Nicolas Pena
Moved CFX_ImageRenderer, CFX_ImageTransformer to their own files. Change-Id: Ic98403f62bea317600a933f79946a2a9bad30eeb Reviewed-on: https://pdfium-review.googlesource.com/3551 Commit-Queue: Nicolás Peña <npm@chromium.org> Reviewed-by: Lei Zhang <thestig@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
2017-03-31Split fx_dib.h part 2chromium/3059Nicolas Pena
- Created cpp for CFX_FilteredDIB. - Moved CFX_ScanLineCompositor to its own files. Change-Id: I020e44a9e824d497db4526893d61eb3819af4059 Reviewed-on: https://pdfium-review.googlesource.com/3550 Commit-Queue: Nicolás Peña <npm@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
2017-03-31Split fx_dib part 1Nicolas Pena
Move CFX_DIBSource to its own file. Also move the classes that inherit from it to their own headers. Their cpp's will be added in followup. Change-Id: Id2b53e124ea5445c558bfcf627bf526870cc92e8 Reviewed-on: https://pdfium-review.googlesource.com/3450 Reviewed-by: Tom Sepez <tsepez@chromium.org> Commit-Queue: Nicolás Peña <npm@chromium.org>
2017-03-30Avoid one more instance of the anti-pattern in 706346.Tom Sepez
Need to have a function taking a const CFX_RetainPtr<X>& reference as an argument, assign a different object to a m_ variable of the same type in the function, continue to use the reference after the assignment, and call the function elsewhere with the same m_ variable as the argument while having no other RetainPtrs to the object. Unclear if it is called in this manner, but the first three points hold, so be proactive. Change-Id: I0ece4d7da0b8cf5f3079c53fa612ca07e9632502 Reviewed-on: https://pdfium-review.googlesource.com/3377 Reviewed-by: dsinclair <dsinclair@chromium.org> Commit-Queue: dsinclair <dsinclair@chromium.org>
2017-03-28Revert "Revert "Refcount all CFX_DIBSources (and subclasses) all the time.""Tom Sepez
This reverts commit 31b08d4cdaa17d7a03f35e087096a77036af98ec. Re-landing the patch after fixing skia build issue. Change-Id: Ie7039890088b803a6ec5ce365d70f57277459b48 Reviewed-on: https://pdfium-review.googlesource.com/3245 Commit-Queue: Tom Sepez <tsepez@chromium.org> Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org>
2017-03-28Revert "Refcount all CFX_DIBSources (and subclasses) all the time."dsinclair
This reverts commit 0004f29bf6ee3c6060a272c79f14993e92e053c7. Reason for revert: Breaks build with skia_paths enabled (which will break the chrome roll). ../../third_party/pdfium/core/fxge/skia/fx_skia_device.cpp:1858:38: error: no member named 'get' in 'CFX_RetainPtr<CFX_DIBitmap>' ../../third_party/pdfium/core/fxge/skia/fx_skia_device.cpp:1861:42: error: no member named 'get' in 'CFX_RetainPtr<CFX_DIBitmap>' ../../third_party/pdfium/core/fxge/skia/fx_skia_device.cpp:2987:15: error: no viable overloaded '=' ../../third_party/pdfium/core/fxge/skia/fx_skia_device.cpp:2991:18: error: no viable overloaded '=' ../../third_party/pdfium/core/fxge/skia/fx_skia_device.cpp:2999:17: error: no viable overloaded '=' ../../third_party/pdfium/core/fxge/skia/fx_skia_device.cpp:3001:43: error: no member named 'GetObject' in 'CFX_RetainPtr<CFX_DIBitmap>' Original change's description: > Refcount all CFX_DIBSources (and subclasses) all the time. > > There are currently several ownership models for these objects, > including ad-hoc logic for sharing and deletion, and the > now-redundant CFX_DIBitmapRef externally-counted handle to the DIBs. > > Replace them all with the internal refcount scheme. > > Change-Id: I2db399dfc19219eda384f94cc989353b78ce2872 > Reviewed-on: https://pdfium-review.googlesource.com/3166 > Reviewed-by: dsinclair <dsinclair@chromium.org> > Commit-Queue: dsinclair <dsinclair@chromium.org> > TBR=thestig@chromium.org,tsepez@chromium.org,dsinclair@chromium.org,pdfium-reviews@googlegroups.com NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true Change-Id: I678b1fbc5e666cf7a19372ebaff3270fb115ba5e Reviewed-on: https://pdfium-review.googlesource.com/3243 Reviewed-by: dsinclair <dsinclair@chromium.org> Commit-Queue: dsinclair <dsinclair@chromium.org>
2017-03-28Refcount all CFX_DIBSources (and subclasses) all the time.Tom Sepez
There are currently several ownership models for these objects, including ad-hoc logic for sharing and deletion, and the now-redundant CFX_DIBitmapRef externally-counted handle to the DIBs. Replace them all with the internal refcount scheme. Change-Id: I2db399dfc19219eda384f94cc989353b78ce2872 Reviewed-on: https://pdfium-review.googlesource.com/3166 Reviewed-by: dsinclair <dsinclair@chromium.org> Commit-Queue: dsinclair <dsinclair@chromium.org>
2017-03-27Cleanup fx_dib_composite part 6chromium/3054Nicolas Pena
Simplify two more methods. Change-Id: I1bb4c827a14f63c743336df152ff88a6b4e52934 Reviewed-on: https://pdfium-review.googlesource.com/3214 Reviewed-by: dsinclair <dsinclair@chromium.org> Commit-Queue: Nicolás Peña <npm@chromium.org>
2017-03-23Cleanup fx_dib_composite part 5Nicolas Pena
Simplify CompositeRow_Argb2Argb method. Change-Id: I8febf50375d5a0a56ba0eb77e921a506a6e327de Reviewed-on: https://pdfium-review.googlesource.com/3161 Commit-Queue: Nicolás Peña <npm@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org>
2017-03-22Cleanup fx_dib_composite Part 4Nicolas Pena
More method simplification, new helper GetGrayWithBlend Change-Id: Ice28591c590e2210f3b2864ac16b2d57abedeeb0 Reviewed-on: https://pdfium-review.googlesource.com/3145 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org>
2017-03-21Cleanup fx_dib_composite part 3Nicolas Pena
- Merged two methods into CompositeRow_AToMask - Simplified CompositeRow_Argb2Graya a lot Change-Id: Icc96ac30121082ef4d6cb170d1e4f918b109b1be Reviewed-on: https://pdfium-review.googlesource.com/3134 Reviewed-by: dsinclair <dsinclair@chromium.org> Commit-Queue: dsinclair <dsinclair@chromium.org>
2017-03-21Cleanup fx_dib_composite part 2Nicolas Pena
Fix some nits, add helper methods GetAlpha and GetGray to reduce code duplication. Change-Id: I5ea7e9ae306a4fc83f861f0e65879731e680f4f8 Reviewed-on: https://pdfium-review.googlesource.com/3109 Commit-Queue: Nicolás Peña <npm@chromium.org> Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org>
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