diff options
author | Lei Zhang <thestig@chromium.org> | 2017-12-04 19:43:45 +0000 |
---|---|---|
committer | Chromium commit bot <commit-bot@chromium.org> | 2017-12-04 19:43:45 +0000 |
commit | 6bbab051f9d0fd2fbacd9c3b1326f3dd2036ecb1 (patch) | |
tree | 58473e6b2e958cd787e6408a636b5890506d35ac /core/fxge/dib/cfx_imagetransformer.h | |
parent | 8b27918d4ecb326efb19584cd0c2daeb4a71f7db (diff) | |
download | pdfium-6bbab051f9d0fd2fbacd9c3b1326f3dd2036ecb1.tar.xz |
Refactor CFX_ImageTransformer down sample calculations.
Change-Id: Ib3aa0b6ce2fa7b2a643068cb9ffcaca9fe18d3de
Reviewed-on: https://pdfium-review.googlesource.com/20258
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: dsinclair <dsinclair@chromium.org>
Diffstat (limited to 'core/fxge/dib/cfx_imagetransformer.h')
-rw-r--r-- | core/fxge/dib/cfx_imagetransformer.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/core/fxge/dib/cfx_imagetransformer.h b/core/fxge/dib/cfx_imagetransformer.h index 6df50d7801..2a54ae1841 100644 --- a/core/fxge/dib/cfx_imagetransformer.h +++ b/core/fxge/dib/cfx_imagetransformer.h @@ -55,6 +55,11 @@ class CFX_ImageTransformer { int v_w[4]; }; + struct DownSampleData { + int src_col; + int src_row; + }; + struct CalcData { const CFX_DIBitmap* bitmap; const CFX_Matrix& matrix; @@ -90,6 +95,10 @@ class CFX_ImageTransformer { void DoBicubicLoop(const CalcData& cdata, int increment, std::function<void(const BicubicData&, uint8_t*)> func); + void DoDownSampleLoop( + const CalcData& cdata, + int increment, + std::function<void(const DownSampleData&, uint8_t*)> func); const RetainPtr<CFX_DIBSource> m_pSrc; UnownedPtr<const CFX_Matrix> const m_pMatrix; |