72 lines
2.3 KiB
C++
72 lines
2.3 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 SkImageGenerator* my_factory(SkData* data) {
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int* ptr = *(int**)data->data();
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*ptr = 1; // signal that we were called
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return NULL;
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}
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static void test_imagegenerator_factory(skiatest::Reporter* reporter) {
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int factoryHasBeenCalled = 0;
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int* sentinelPtr = &factoryHasBeenCalled;
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SkData* data = SkData::NewWithCopy(&sentinelPtr, sizeof(sentinelPtr));
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SkImageGenerator* gen;
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REPORTER_ASSERT(reporter, 0 == *sentinelPtr);
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gen = SkImageGenerator::NewFromEncoded(data);
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REPORTER_ASSERT(reporter, NULL == gen);
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REPORTER_ASSERT(reporter, 0 == *sentinelPtr);
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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::GetImageGeneratorFromEncodedFactory();
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SkGraphics::SetImageGeneratorFromEncodedFactory(my_factory);
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gen = SkImageGenerator::NewFromEncoded(data);
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REPORTER_ASSERT(reporter, NULL == gen);
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REPORTER_ASSERT(reporter, 1 == *sentinelPtr);
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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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SkISize sizes[3];
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sizes[0] = SkISize::Make(200, 200);
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sizes[1] = SkISize::Make(100, 100);
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sizes[2] = SkISize::Make( 50, 50);
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void* planes[3] = { NULL };
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size_t rowBytes[3] = { 0 };
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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.getYUV8Planes(sizes, NULL, NULL, &colorSpace);
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ig.getYUV8Planes(sizes, NULL, NULL, NULL);
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ig.getYUV8Planes(sizes, planes, NULL, NULL);
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ig.getYUV8Planes(sizes, NULL, rowBytes, NULL);
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ig.getYUV8Planes(sizes, planes, rowBytes, NULL);
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ig.getYUV8Planes(sizes, planes, rowBytes, &colorSpace);
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int dummy;
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planes[0] = planes[1] = planes[2] = &dummy;
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rowBytes[0] = rowBytes[1] = rowBytes[2] = 250;
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ig.getYUV8Planes(sizes, planes, rowBytes, &colorSpace);
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test_imagegenerator_factory(reporter);
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}
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