DEF_TEST(ImageDataRef, reporter) {
SkImageInfo info = SkImageInfo::MakeN32Premul(1, 1);
size_t rowBytes = info.minRowBytes();
size_t size = info.getSafeSize(rowBytes);
SkData* data = SkData::NewUninitialized(size);
REPORTER_ASSERT(reporter, data->unique());
SkImage* image = SkImage::NewRasterData(info, data, rowBytes);
REPORTER_ASSERT(reporter, !data->unique());
image->unref();
REPORTER_ASSERT(reporter, data->unique());
data->unref();
}
TEST_F(ImageFrameGeneratorTest, incompleteDecodeBecomesCompleteMultiThreaded)
{
setFrameStatus(ImageFrame::FramePartial);
char buffer[100 * 100 * 4];
m_generator->decodeAndScale(0, imageInfo(), buffer, 100 * 4);
EXPECT_EQ(1, m_decodeRequestCount);
EXPECT_EQ(0, m_decodersDestroyed);
SkData* data = m_generator->refEncodedData();
EXPECT_EQ(nullptr, data);
// LocalFrame can now be decoded completely.
setFrameStatus(ImageFrame::FrameComplete);
addNewData();
// addNewData is calling m_generator->setData with allDataReceived == false, which means that
// refEncodedData should return null.
data = m_generator->refEncodedData();
EXPECT_EQ(nullptr, data);
OwnPtr<WebThread> thread = adoptPtr(Platform::current()->createThread("DecodeThread"));
thread->taskRunner()->postTask(BLINK_FROM_HERE, new Task(threadSafeBind(&decodeThreadMain, AllowCrossThreadAccess(m_generator.get()))));
thread.clear();
EXPECT_EQ(2, m_decodeRequestCount);
EXPECT_EQ(1, m_decodersDestroyed);
// Decoder created again.
m_generator->decodeAndScale(0, imageInfo(), buffer, 100 * 4);
EXPECT_EQ(3, m_decodeRequestCount);
addNewData(true);
data = m_generator->refEncodedData();
ASSERT_TRUE(data);
// To prevent data writting, SkData::unique() should be false.
ASSERT_TRUE(!data->unique());
// Thread will also ref and unref the data.
thread = adoptPtr(Platform::current()->createThread("RefEncodedDataThread"));
thread->taskRunner()->postTask(BLINK_FROM_HERE, new Task(threadSafeBind(&decodeThreadWithRefEncodedMain, AllowCrossThreadAccess(m_generator.get()))));
thread.clear();
EXPECT_EQ(4, m_decodeRequestCount);
data->unref();
// m_generator is holding the only reference to SkData now.
ASSERT_TRUE(data->unique());
data = m_generator->refEncodedData();
ASSERT_TRUE(data && !data->unique());
// Delete generator, and SkData should have the only reference.
m_generator = nullptr;
ASSERT_TRUE(data->unique());
data->unref();
}
static void TypefaceStyle_test(skiatest::Reporter* reporter,
uint16_t weight, uint16_t width, SkData* data)
{
sk_sp<SkData> dataCopy;
SkData* dataToUse = data;
if (!dataToUse->unique()) {
dataCopy = SkData::MakeWithCopy(data->data(), data->size());
dataToUse = dataCopy.get();
}
SkSFNTHeader* sfntHeader = static_cast<SkSFNTHeader*>(dataToUse->writable_data());
SkSFNTHeader::TableDirectoryEntry* tableEntry =
SkTAfter<SkSFNTHeader::TableDirectoryEntry>(sfntHeader);
SkSFNTHeader::TableDirectoryEntry* os2TableEntry = nullptr;
int numTables = SkEndian_SwapBE16(sfntHeader->numTables);
for (int tableEntryIndex = 0; tableEntryIndex < numTables; ++tableEntryIndex) {
if (SkOTTableOS2::TAG == tableEntry[tableEntryIndex].tag) {
os2TableEntry = tableEntry + tableEntryIndex;
break;
}
}
SkASSERT_RELEASE(os2TableEntry);
size_t os2TableOffset = SkEndian_SwapBE32(os2TableEntry->offset);
SkOTTableOS2_V0* os2Table = SkTAddOffset<SkOTTableOS2_V0>(sfntHeader, os2TableOffset);
os2Table->usWeightClass.value = SkEndian_SwapBE16(weight);
using WidthType = SkOTTableOS2_V0::WidthClass::Value;
os2Table->usWidthClass.value = static_cast<WidthType>(SkEndian_SwapBE16(width));
sk_sp<SkTypeface> newTypeface(SkTypeface::MakeFromStream(new SkMemoryStream(dataToUse)));
SkASSERT_RELEASE(newTypeface);
SkFontStyle newStyle = newTypeface->fontStyle();
//printf("%d, %f\n", weight, (newStyle.weight() - (float)0x7FFF) / (float)0x7FFF);
//printf("%d, %f\n", width , (newStyle.width() - (float)0x7F) / (float)0x7F);
//printf("%d, %d\n", weight, newStyle.weight());
//printf("%d, %d\n", width , newStyle.width());
// Some back-ends (CG, GDI, DW) support OS/2 version A which uses 0 - 10 (but all differently).
REPORTER_ASSERT(reporter,
newStyle.weight() == weight ||
(weight <= 10 && newStyle.weight() == 100 * weight) ||
(weight == 4 && newStyle.weight() == 350) || // GDI weirdness
(weight == 5 && newStyle.weight() == 400) || // GDI weirdness
(weight == 0 && newStyle.weight() == 1) || // DW weirdness
(weight == 1000 && newStyle.weight() == 999) // DW weirdness
);
// Some back-ends (GDI) don't support width, ensure these always report 'medium'.
REPORTER_ASSERT(reporter,
newStyle.width() == width ||
newStyle.width() == 5);
}
