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// Copyright (c) the JPEG XL Project Authors. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#include <cstddef>
#include <vector>
#include "benchmark/benchmark.h"
#include "lib/jxl/base/rect.h"
#include "lib/jxl/chroma_from_luma.h"
#include "lib/jxl/image_ops.h"
#include "lib/jxl/splines.h"
namespace jxl {
namespace {
constexpr int kQuantizationAdjustment = 0;
const ColorCorrelationMap* const cmap = new ColorCorrelationMap;
const float kYToX = cmap->YtoXRatio(0);
const float kYToB = cmap->YtoBRatio(0);
void BM_Splines(benchmark::State& state) {
const size_t n = state.range();
Spline spline1{
/*control_points=*/{
{9, 54}, {118, 159}, {97, 3}, {10, 40}, {150, 25}, {120, 300}},
/*color_dct=*/
{Dct32{0.03125f, 0.00625f, 0.003125f}, Dct32{1.f, 0.321875f},
Dct32{1.f, 0.24375f}},
/*sigma_dct=*/{0.3125f, 0.f, 0.f, 0.0625f}};
std::vector<Spline> spline_data = {spline1};
std::vector<QuantizedSpline> quantized_splines;
std::vector<Spline::Point> starting_points;
for (const Spline& spline : spline_data) {
quantized_splines.emplace_back(spline, kQuantizationAdjustment, kYToX,
kYToB);
starting_points.push_back(spline.control_points.front());
}
Splines splines(kQuantizationAdjustment, std::move(quantized_splines),
std::move(starting_points));
JXL_ASSIGN_OR_DIE(Image3F drawing_area, Image3F::Create(320, 320));
ZeroFillImage(&drawing_area);
for (auto _ : state) {
for (size_t i = 0; i < n; ++i) {
JXL_CHECK(splines.InitializeDrawCache(drawing_area.xsize(),
drawing_area.ysize(), *cmap));
splines.AddTo(&drawing_area, Rect(drawing_area), Rect(drawing_area));
}
}
state.SetItemsProcessed(n * state.iterations());
}
BENCHMARK(BM_Splines)->Range(1, 1 << 10);
} // namespace
} // namespace jxl
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