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| author |  commit-bot@chromium.org <commit-bot@chromium.org@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2014-05-02 14:22:38 +0000 |
|---|---|---|
| committer | commit-bot@chromium.org <commit-bot@chromium.org@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2014-05-02 14:22:38 +0000 |
| commit | 5d415079fcd955e8b96f9b942e71dfc517819bd2 (patch) | |
| tree | ebf96210c24c5195cefe6cf30b6e8a0cb2336585 /gm/drawbitmaprect.cpp | |
| parent | 5d0c0bfbbe46596345d7bc864b7de12dad172773 (diff) | |
Mark drawbitmaprect's large bitmaps as immutable.
This reduces the peak memory usage of out/Debug/dm --skr --match drawbitmaprect from ~1.6G to ~200M.
I'm not sure how the numbers got so huge to begin with from a 2K x 2K 8888 bitmap (16MB).
BUG=skia:2378
R=reed@google.com, mtklein@google.com
Author: mtklein@chromium.org
Review URL: https://codereview.chromium.org/265813007
git-svn-id: http://skia.googlecode.com/svn/trunk@14529 2bbb7eff-a529-9590-31e7-b0007b416f81
Diffstat (limited to 'gm/drawbitmaprect.cpp')
| -rw-r--r-- | gm/drawbitmaprect.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gm/drawbitmaprect.cpp b/gm/drawbitmaprect.cpp index bc7e0359ed..d9b1434e57 100644 --- a/gm/drawbitmaprect.cpp +++ b/gm/drawbitmaprect.cpp @@ -68,6 +68,8 @@ static void makebm(SkBitmap* bm, int w, int h) { rect.inset(wScalar / 8, hScalar / 8); mat.postScale(SK_Scalar1 / 4, SK_Scalar1 / 4); } + // Let backends know we won't change this, so they don't have to deep copy it defensively. + bm->setImmutable(); } static const int gSize = 1024; |