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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "ColorCodecBench.h"
#include "Resources.h"
#include "SkCodec.h"
#include "SkCodecPriv.h"
#include "SkColorSpace_XYZ.h"
#include "SkColorSpaceXform.h"
#include "SkCommandLineFlags.h"
DEFINE_bool(xform_only, false, "Only time the color xform, do not include the decode time");
DEFINE_bool(srgb, false, "Convert to srgb dst space");
DEFINE_bool(nonstd, false, "Convert to non-standard dst space");
DEFINE_bool(half, false, "Convert to half floats");
ColorCodecBench::ColorCodecBench(const char* name, sk_sp<SkData> encoded)
: fEncoded(std::move(encoded))
{
fName.appendf("Color%s", FLAGS_xform_only ? "Xform" : "Codec");
fName.appendf("_%s", name);
}
const char* ColorCodecBench::onGetName() {
return fName.c_str();
}
bool ColorCodecBench::isSuitableFor(Backend backend) {
return kNonRendering_Backend == backend;
}
void ColorCodecBench::decodeAndXform() {
#ifdef SK_DEBUG
SkCodec::Result result =
#endif
SkCodec::MakeFromData(fEncoded)->getPixels(fDstInfo, fDst.get(), fDstInfo.minRowBytes());
SkASSERT(SkCodec::kSuccess == result);
}
void ColorCodecBench::xformOnly() {
std::unique_ptr<SkColorSpaceXform> xform = SkColorSpaceXform::New(fSrcSpace.get(),
fDstSpace.get());
SkASSERT(xform);
void* dst = fDst.get();
void* src = fSrc.get();
for (int y = 0; y < fSrcInfo.height(); y++) {
SkAssertResult(xform->apply(select_xform_format(fDstInfo.colorType()), dst,
SkColorSpaceXform::kRGBA_8888_ColorFormat, src,
fSrcInfo.width(), fDstInfo.alphaType()));
dst = SkTAddOffset<void>(dst, fDstInfo.minRowBytes());
src = SkTAddOffset<void>(src, fSrcInfo.minRowBytes());
}
}
void ColorCodecBench::onDelayedSetup() {
std::unique_ptr<SkCodec> codec = SkCodec::MakeFromData(fEncoded);
fSrcInfo = codec->getInfo().makeColorType(kRGBA_8888_SkColorType);
fDstInfo = fSrcInfo;
fDstSpace = nullptr;
if (FLAGS_srgb) {
fDstSpace = SkColorSpace::MakeSRGB();
} else if (FLAGS_nonstd) {
SkColorSpaceTransferFn gamma;
gamma.fA = 1.0f;
gamma.fB = gamma.fC = gamma.fD = gamma.fE = gamma.fF = 0.0f;
gamma.fG = 4.0f;
SkMatrix44 matrix = SkMatrix44(SkMatrix44::kUninitialized_Constructor);
matrix.set3x3(0.30f, 0.31f, 0.28f, 0.32f, 0.33f, 0.29f, 0.27f, 0.30f, 0.30f);
fDstSpace = SkColorSpace::MakeRGB(gamma, matrix);
} else {
sk_sp<SkData> dstData = SkData::MakeFromFileName(
GetResourcePath("icc_profiles/HP_ZR30w.icc").c_str());
SkASSERT(dstData);
fDstSpace = SkColorSpace::MakeICC(dstData->data(), dstData->size());
}
SkASSERT(fDstSpace);
fDstInfo = fDstInfo.makeColorSpace(fDstSpace);
if (FLAGS_half) {
fDstInfo = fDstInfo.makeColorType(kRGBA_F16_SkColorType);
SkASSERT(SkColorSpace_Base::Type::kXYZ == as_CSB(fDstSpace)->type());
fDstSpace = static_cast<SkColorSpace_XYZ*>(fDstSpace.get())->makeLinearGamma();
}
fDst.reset(fDstInfo.computeMinByteSize());
if (FLAGS_xform_only) {
fSrc.reset(fSrcInfo.computeMinByteSize());
fSrcSpace = codec->getInfo().refColorSpace();
codec->getPixels(fSrcInfo, fSrc.get(), fSrcInfo.minRowBytes());
}
}
void ColorCodecBench::onDraw(int n, SkCanvas*) {
for (int i = 0; i < n; i++) {
if (FLAGS_xform_only) {
this->xformOnly();
} else {
this->decodeAndXform();
}
}
}
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