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Side by Side Diff: tests/IndexedPngOverflowTest.cpp

Issue 1757333002: Fix bug in SkGifCodec / Switch SkImageDec tests to use Codec (Closed) Base URL: https://skia.googlesource.com/skia.git@m50
Patch Set: Created 4 years, 9 months ago
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1 /* 1 /*
2 * Copyright 2015 Google Inc. 2 * Copyright 2015 Google Inc.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license that can be 4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file. 5 * found in the LICENSE file.
6 */ 6 */
7 7
8 #include "CodecPriv.h"
8 #include "SkBitmap.h" 9 #include "SkBitmap.h"
9 #include "SkCanvas.h" 10 #include "SkCanvas.h"
10 #include "SkForceLinking.h"
11 #include "SkImageDecoder.h"
12 #include "SkImageInfo.h" 11 #include "SkImageInfo.h"
13 #include "SkSurface.h" 12 #include "SkSurface.h"
14 #include "Test.h" 13 #include "Test.h"
15 14
16 // A 20x1 image with 8 bits per pixel and a palette size of 2. Pixel values are 255, 254... Run 15 // A 20x1 image with 8 bits per pixel and a palette size of 2. Pixel values are 255, 254... Run
17 // this test with ASAN to make sure we don't try to access before/after any pale tte-sized buffers. 16 // this test with ASAN to make sure we don't try to access before/after any pale tte-sized buffers.
18 unsigned char gPng[] = { 17 unsigned char gPng[] = {
19 0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d, 18 0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d,
20 0x49, 0x48, 0x44, 0x52, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x01, 19 0x49, 0x48, 0x44, 0x52, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x01,
21 0x08, 0x03, 0x00, 0x00, 0x00, 0xe9, 0x4c, 0x7e, 0x17, 0x00, 0x00, 0x00, 20 0x08, 0x03, 0x00, 0x00, 0x00, 0xe9, 0x4c, 0x7e, 0x17, 0x00, 0x00, 0x00,
22 0x09, 0x70, 0x48, 0x59, 0x73, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00, 21 0x09, 0x70, 0x48, 0x59, 0x73, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00,
23 0x1c, 0x00, 0x0f, 0x01, 0xb9, 0x8f, 0x00, 0x00, 0x00, 0x06, 0x50, 0x4c, 22 0x1c, 0x00, 0x0f, 0x01, 0xb9, 0x8f, 0x00, 0x00, 0x00, 0x06, 0x50, 0x4c,
24 0x54, 0x45, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xa5, 0x67, 0xb9, 0xcf, 23 0x54, 0x45, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xa5, 0x67, 0xb9, 0xcf,
25 0x00, 0x00, 0x00, 0x20, 0x49, 0x44, 0x41, 0x54, 0x78, 0xda, 0xed, 0xfd, 24 0x00, 0x00, 0x00, 0x20, 0x49, 0x44, 0x41, 0x54, 0x78, 0xda, 0xed, 0xfd,
26 0x07, 0x01, 0x00, 0x20, 0x08, 0x00, 0x41, 0xbc, 0x5b, 0xe8, 0xdf, 0x97, 25 0x07, 0x01, 0x00, 0x20, 0x08, 0x00, 0x41, 0xbc, 0x5b, 0xe8, 0xdf, 0x97,
27 0x99, 0xe3, 0x92, 0xa0, 0xf2, 0xdf, 0x3d, 0x7b, 0x0d, 0xda, 0x04, 0x1c, 26 0x99, 0xe3, 0x92, 0xa0, 0xf2, 0xdf, 0x3d, 0x7b, 0x0d, 0xda, 0x04, 0x1c,
28 0x03, 0xad, 0x00, 0x38, 0x5c, 0x2e, 0xad, 0x12, 0x00, 0x00, 0x00, 0x00, 27 0x03, 0xad, 0x00, 0x38, 0x5c, 0x2e, 0xad, 0x12, 0x00, 0x00, 0x00, 0x00,
29 0x49, 0x45, 0x4e, 0x44, 0xae, 0x42, 0x60, 0x82 28 0x49, 0x45, 0x4e, 0x44, 0xae, 0x42, 0x60, 0x82
30 }; 29 };
31 30
32 DEF_TEST(IndexedPngOverflow, reporter) { 31 DEF_TEST(IndexedPngOverflow, reporter) {
33 SkBitmap image; 32 SkBitmap image;
34 SkForceLinking(false); 33 bool success = decode_memory(gPng, sizeof(gPng), &image);
35 bool success = SkImageDecoder::DecodeMemory(
36 gPng, sizeof(gPng), &image, SkColorType::kUnknown_SkColorType,
37 SkImageDecoder::kDecodePixels_Mode);
38 REPORTER_ASSERT(reporter, success); 34 REPORTER_ASSERT(reporter, success);
39 35
40 SkAutoTUnref<SkSurface> surface(SkSurface::NewRaster(SkImageInfo::MakeN32Pre mul(20, 1))); 36 SkAutoTUnref<SkSurface> surface(SkSurface::NewRaster(SkImageInfo::MakeN32Pre mul(20, 1)));
41 SkCanvas* canvas = surface->getCanvas(); 37 SkCanvas* canvas = surface->getCanvas();
42 SkRect destRect = SkRect::MakeXYWH(0, 0, 20, 1); 38 SkRect destRect = SkRect::MakeXYWH(0, 0, 20, 1);
43 canvas->drawBitmapRect(image, destRect, nullptr); 39 canvas->drawBitmapRect(image, destRect, nullptr);
44 } 40 }
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