/* * Copyright 2015 Google Inc. * * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #include "bench/CodecBench.h" #include "bench/CodecBenchPriv.h" #include "include/codec/SkCodec.h" #include "include/core/SkBitmap.h" #include "src/core/SkOSFile.h" #include "tools/flags/CommandLineFlags.h" // Actually zeroing the memory would throw off timing, so we just lie. static DEFINE_bool(zero_init, false, "Pretend our destination is zero-intialized, simulating Android?"); CodecBench::CodecBench(SkString baseName, SkData* encoded, SkColorType colorType, SkAlphaType alphaType) : fColorType(colorType) , fAlphaType(alphaType) , fData(SkRef(encoded)) { // Parse filename and the color type to give the benchmark a useful name fName.printf("Codec_%s_%s%s", baseName.c_str(), color_type_to_str(colorType), alpha_type_to_str(alphaType)); // Ensure that we can create an SkCodec from this data. SkASSERT(SkCodec::MakeFromData(fData)); } const char* CodecBench::onGetName() { return fName.c_str(); } bool CodecBench::isSuitableFor(Backend backend) { return kNonRendering_Backend == backend; } void CodecBench::onDelayedSetup() { std::unique_ptr<SkCodec> codec = SkCodec::MakeFromData(fData); fInfo = codec->getInfo().makeColorType(fColorType) .makeAlphaType(fAlphaType) .makeColorSpace(nullptr); fPixelStorage.reset(fInfo.computeMinByteSize()); } void CodecBench::onDraw(int n, SkCanvas* canvas) { std::unique_ptr<SkCodec> codec; SkCodec::Options options; if (FLAGS_zero_init) { options.fZeroInitialized = SkCodec::kYes_ZeroInitialized; } for (int i = 0; i < n; i++) { codec = SkCodec::MakeFromData(fData); #ifdef SK_DEBUG const SkCodec::Result result = #endif codec->getPixels(fInfo, fPixelStorage.get(), fInfo.minRowBytes(), &options); SkASSERT(result == SkCodec::kSuccess || result == SkCodec::kIncompleteInput); } }