095d31c8a0
We should match the recently designed API in SkCodec. https://codereview.chromium.org/1549473003/ This requires changes in Chromium as well. BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1716523002 Review URL: https://codereview.chromium.org/1716523002
74 lines
2.5 KiB
C++
74 lines
2.5 KiB
C++
/*
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* Copyright 2014 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkData.h"
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#include "SkGraphics.h"
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#include "SkImageGenerator.h"
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#include "Test.h"
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static bool gMyFactoryWasCalled;
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static SkImageGenerator* my_factory(SkData*) {
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gMyFactoryWasCalled = true;
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return nullptr;
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}
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static void test_imagegenerator_factory(skiatest::Reporter* reporter) {
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// just need a non-empty data to test things
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SkAutoTUnref<SkData> data(SkData::NewWithCString("test_imagegenerator_factory"));
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gMyFactoryWasCalled = false;
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SkImageGenerator* gen;
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REPORTER_ASSERT(reporter, !gMyFactoryWasCalled);
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gen = SkImageGenerator::NewFromEncoded(data);
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REPORTER_ASSERT(reporter, nullptr == gen);
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REPORTER_ASSERT(reporter, !gMyFactoryWasCalled);
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// Test is racy, in that it hopes no other thread is changing this global...
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SkGraphics::ImageGeneratorFromEncodedFactory prev =
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SkGraphics::SetImageGeneratorFromEncodedFactory(my_factory);
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gen = SkImageGenerator::NewFromEncoded(data);
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REPORTER_ASSERT(reporter, nullptr == gen);
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REPORTER_ASSERT(reporter, gMyFactoryWasCalled);
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SkGraphics::SetImageGeneratorFromEncodedFactory(prev);
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}
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class MyImageGenerator : public SkImageGenerator {
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public:
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MyImageGenerator() : SkImageGenerator(SkImageInfo::MakeN32Premul(0, 0)) {}
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};
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DEF_TEST(ImageGenerator, reporter) {
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MyImageGenerator ig;
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SkYUVSizeInfo sizeInfo;
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sizeInfo.fSizes[SkYUVSizeInfo::kY] = SkISize::Make(200, 200);
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sizeInfo.fSizes[SkYUVSizeInfo::kU] = SkISize::Make(100, 100);
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sizeInfo.fSizes[SkYUVSizeInfo::kV] = SkISize::Make( 50, 50);
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sizeInfo.fWidthBytes[SkYUVSizeInfo::kY] = 0;
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sizeInfo.fWidthBytes[SkYUVSizeInfo::kU] = 0;
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sizeInfo.fWidthBytes[SkYUVSizeInfo::kV] = 0;
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void* planes[3] = { nullptr };
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SkYUVColorSpace colorSpace;
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// Check that the YUV decoding API does not cause any crashes
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ig.queryYUV8(&sizeInfo, nullptr);
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ig.queryYUV8(&sizeInfo, &colorSpace);
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sizeInfo.fWidthBytes[SkYUVSizeInfo::kY] = 250;
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sizeInfo.fWidthBytes[SkYUVSizeInfo::kU] = 250;
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sizeInfo.fWidthBytes[SkYUVSizeInfo::kV] = 250;
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int dummy;
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planes[SkYUVSizeInfo::kY] = planes[SkYUVSizeInfo::kU] = planes[SkYUVSizeInfo::kV] = &dummy;
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ig.getYUV8Planes(sizeInfo, planes);
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// Suppressed due to https://code.google.com/p/skia/issues/detail?id=4339
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if (false) {
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test_imagegenerator_factory(reporter);
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}
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}
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