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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2011 Google Inc. | 3 * Copyright 2011 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 #include "Test.h" | 8 #include "Test.h" |
9 #include "SkBitmap.h" | 9 #include "SkBitmap.h" |
10 #include "SkCanvas.h" | 10 #include "SkCanvas.h" |
11 #include "SkData.h" | 11 #include "SkData.h" |
| 12 #include "SkDiscardableMemoryPool.h" |
| 13 #include "SkDiscardablePixelRef.h" |
12 #include "SkPaint.h" | 14 #include "SkPaint.h" |
13 #include "SkShader.h" | 15 #include "SkShader.h" |
14 #include "SkSurface.h" | 16 #include "SkSurface.h" |
15 #include "SkRandom.h" | 17 #include "SkRandom.h" |
16 #include "SkMatrixUtils.h" | 18 #include "SkMatrixUtils.h" |
17 | 19 |
18 #include "SkLazyPixelRef.h" | 20 namespace { |
19 #include "SkLruImageCache.h" | |
20 | |
21 // A BitmapFactory that always fails when asked to return pixels. | 21 // A BitmapFactory that always fails when asked to return pixels. |
22 static bool FailureDecoder(const void* data, size_t length, SkImageInfo* info, | 22 class FailureImageGenerator : public SkImageGenerator { |
23 const SkBitmapFactory::Target* target) { | 23 public: |
24 if (info) { | 24 FailureImageGenerator() { } |
25 info->fWidth = info->fHeight = 100; | 25 virtual ~FailureImageGenerator() { } |
26 info->fColorType = kRGBA_8888_SkColorType; | 26 virtual bool getInfo(SkImageInfo* info) { |
| 27 info->fWidth = 100; |
| 28 info->fHeight = 100; |
| 29 info->fColorType = kPMColor_SkColorType; |
27 info->fAlphaType = kPremul_SkAlphaType; | 30 info->fAlphaType = kPremul_SkAlphaType; |
| 31 return true; |
28 } | 32 } |
29 // this will deliberately return false if they are asking us to decode | 33 virtual bool getPixels(const SkImageInfo& info, |
30 // into pixels. | 34 void* pixels, |
31 return NULL == target; | 35 size_t rowBytes) SK_OVERRIDE { |
32 } | 36 // this will deliberately return false if they are asking us |
| 37 // to decode into pixels. |
| 38 return false; |
| 39 } |
| 40 }; |
| 41 } // namespace |
33 | 42 |
34 // crbug.com/295895 | 43 // crbug.com/295895 |
35 // Crashing in skia when a pixelref fails in lockPixels | 44 // Crashing in skia when a pixelref fails in lockPixels |
36 // | 45 // |
37 static void test_faulty_pixelref(skiatest::Reporter* reporter) { | 46 static void test_faulty_pixelref(skiatest::Reporter* reporter) { |
38 // need a cache, but don't expect to use it, so the budget is not critical | 47 // need a cache, but don't expect to use it, so the budget is not critical |
39 SkLruImageCache cache(10 * 1000); | 48 SkAutoTUnref<SkDiscardableMemoryPool> pool(SkNEW_ARGS(SkDiscardableMemoryPoo
l, |
40 // construct a garbage data represent "bad" encoded data. | 49 (10 * 1000, NULL))); |
41 SkAutoDataUnref data(SkData::NewFromMalloc(malloc(1000), 1000)); | |
42 SkAutoTUnref<SkPixelRef> pr(new SkLazyPixelRef(data, FailureDecoder, &cache)
); | |
43 | |
44 SkBitmap bm; | 50 SkBitmap bm; |
45 bm.setConfig(SkBitmap::kARGB_8888_Config, 100, 100); | 51 bool installSuccess = SkDiscardablePixelRef::Install(SkNEW(FailureImageGener
ator), &bm, pool); |
46 bm.setPixelRef(pr); | 52 REPORTER_ASSERT(reporter, installSuccess); |
47 // now our bitmap has a pixelref, but we know it will fail to lock | 53 // now our bitmap has a pixelref, but we know it will fail to lock |
48 | 54 |
49 SkAutoTUnref<SkSurface> surface(SkSurface::NewRasterPMColor(200, 200)); | 55 SkAutoTUnref<SkSurface> surface(SkSurface::NewRasterPMColor(200, 200)); |
50 SkCanvas* canvas = surface->getCanvas(); | 56 SkCanvas* canvas = surface->getCanvas(); |
51 | 57 |
52 const SkPaint::FilterLevel levels[] = { | 58 const SkPaint::FilterLevel levels[] = { |
53 SkPaint::kNone_FilterLevel, | 59 SkPaint::kNone_FilterLevel, |
54 SkPaint::kLow_FilterLevel, | 60 SkPaint::kLow_FilterLevel, |
55 SkPaint::kMedium_FilterLevel, | 61 SkPaint::kMedium_FilterLevel, |
56 SkPaint::kHigh_FilterLevel, | 62 SkPaint::kHigh_FilterLevel, |
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320 | 326 |
321 test_nan_antihair(); | 327 test_nan_antihair(); |
322 test_giantrepeat_crbug118018(reporter); | 328 test_giantrepeat_crbug118018(reporter); |
323 | 329 |
324 test_treatAsSprite(reporter); | 330 test_treatAsSprite(reporter); |
325 test_faulty_pixelref(reporter); | 331 test_faulty_pixelref(reporter); |
326 } | 332 } |
327 | 333 |
328 #include "TestClassDef.h" | 334 #include "TestClassDef.h" |
329 DEFINE_TESTCLASS("DrawBitmapRect", TestDrawBitmapRectClass, TestDrawBitmapRect) | 335 DEFINE_TESTCLASS("DrawBitmapRect", TestDrawBitmapRectClass, TestDrawBitmapRect) |
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