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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "platform/graphics/DeferredImageDecoder.h" | 5 #include "platform/graphics/DeferredImageDecoder.h" |
6 | 6 |
7 #include "platform/SharedBuffer.h" | 7 #include "platform/SharedBuffer.h" |
8 #include "platform/image-decoders/ImageDecoderTestHelpers.h" | 8 #include "platform/image-decoders/ImageDecoderTestHelpers.h" |
9 #include "testing/gtest/include/gtest/gtest.h" | 9 #include "testing/gtest/include/gtest/gtest.h" |
10 #include "third_party/skia/include/core/SkImage.h" | 10 #include "third_party/skia/include/core/SkImage.h" |
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33 static void mixImages(const char* fileName, | 33 static void mixImages(const char* fileName, |
34 size_t bytesForFirstFrame, | 34 size_t bytesForFirstFrame, |
35 size_t laterFrame) { | 35 size_t laterFrame) { |
36 RefPtr<SharedBuffer> file = readFile(fileName); | 36 RefPtr<SharedBuffer> file = readFile(fileName); |
37 ASSERT_NE(file, nullptr); | 37 ASSERT_NE(file, nullptr); |
38 | 38 |
39 RefPtr<SharedBuffer> partialFile = | 39 RefPtr<SharedBuffer> partialFile = |
40 SharedBuffer::create(file->data(), bytesForFirstFrame); | 40 SharedBuffer::create(file->data(), bytesForFirstFrame); |
41 std::unique_ptr<DeferredImageDecoder> decoder = DeferredImageDecoder::create( | 41 std::unique_ptr<DeferredImageDecoder> decoder = DeferredImageDecoder::create( |
42 partialFile, false, ImageDecoder::AlphaPremultiplied, | 42 partialFile, false, ImageDecoder::AlphaPremultiplied, |
43 ImageDecoder::GammaAndColorProfileIgnored); | 43 ImageDecoder::ColorSpaceIgnored); |
44 ASSERT_NE(decoder, nullptr); | 44 ASSERT_NE(decoder, nullptr); |
45 sk_sp<SkImage> partialImage = decoder->createFrameAtIndex(0); | 45 sk_sp<SkImage> partialImage = decoder->createFrameAtIndex(0); |
46 | 46 |
47 RefPtr<SharedBuffer> almostCompleteFile = | 47 RefPtr<SharedBuffer> almostCompleteFile = |
48 SharedBuffer::create(file->data(), file->size() - 1); | 48 SharedBuffer::create(file->data(), file->size() - 1); |
49 decoder->setData(almostCompleteFile, false); | 49 decoder->setData(almostCompleteFile, false); |
50 sk_sp<SkImage> imageWithMoreData = decoder->createFrameAtIndex(laterFrame); | 50 sk_sp<SkImage> imageWithMoreData = decoder->createFrameAtIndex(laterFrame); |
51 | 51 |
52 imageWithMoreData->preroll(); | 52 imageWithMoreData->preroll(); |
53 partialImage->preroll(); | 53 partialImage->preroll(); |
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94 // We need contiguous data, which SharedBuffer doesn't guarantee. | 94 // We need contiguous data, which SharedBuffer doesn't guarantee. |
95 sk_sp<SkData> skData = fileBuffer->getAsSkData(); | 95 sk_sp<SkData> skData = fileBuffer->getAsSkData(); |
96 EXPECT_EQ(skData->size(), fileBuffer->size()); | 96 EXPECT_EQ(skData->size(), fileBuffer->size()); |
97 const char* data = reinterpret_cast<const char*>(skData->bytes()); | 97 const char* data = reinterpret_cast<const char*>(skData->bytes()); |
98 | 98 |
99 // Truncated signature (only 1 byte). Decoder instantiation should fail. | 99 // Truncated signature (only 1 byte). Decoder instantiation should fail. |
100 RefPtr<SharedBuffer> buffer = SharedBuffer::create<size_t>(data, 1u); | 100 RefPtr<SharedBuffer> buffer = SharedBuffer::create<size_t>(data, 1u); |
101 EXPECT_FALSE(ImageDecoder::hasSufficientDataToSniffImageType(*buffer)); | 101 EXPECT_FALSE(ImageDecoder::hasSufficientDataToSniffImageType(*buffer)); |
102 EXPECT_EQ(nullptr, DeferredImageDecoder::create( | 102 EXPECT_EQ(nullptr, DeferredImageDecoder::create( |
103 buffer, false, ImageDecoder::AlphaPremultiplied, | 103 buffer, false, ImageDecoder::AlphaPremultiplied, |
104 ImageDecoder::GammaAndColorProfileIgnored)); | 104 ImageDecoder::ColorSpaceIgnored)); |
105 | 105 |
106 // Append the rest of the data. We should be able to sniff the signature | 106 // Append the rest of the data. We should be able to sniff the signature |
107 // now, even if segmented. | 107 // now, even if segmented. |
108 buffer->append<size_t>(data + 1, skData->size() - 1); | 108 buffer->append<size_t>(data + 1, skData->size() - 1); |
109 EXPECT_TRUE(ImageDecoder::hasSufficientDataToSniffImageType(*buffer)); | 109 EXPECT_TRUE(ImageDecoder::hasSufficientDataToSniffImageType(*buffer)); |
110 std::unique_ptr<DeferredImageDecoder> decoder = | 110 std::unique_ptr<DeferredImageDecoder> decoder = |
111 DeferredImageDecoder::create(buffer, false, | 111 DeferredImageDecoder::create(buffer, false, |
112 ImageDecoder::AlphaPremultiplied, | 112 ImageDecoder::AlphaPremultiplied, |
113 ImageDecoder::GammaAndColorProfileIgnored); | 113 ImageDecoder::ColorSpaceIgnored); |
114 ASSERT_NE(decoder, nullptr); | 114 ASSERT_NE(decoder, nullptr); |
115 EXPECT_TRUE(String(testFiles[i]).endsWith(decoder->filenameExtension())); | 115 EXPECT_TRUE(String(testFiles[i]).endsWith(decoder->filenameExtension())); |
116 } | 116 } |
117 } | 117 } |
118 | 118 |
119 } // namespace blink | 119 } // namespace blink |
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