diff options
Diffstat (limited to 'third_party/jpeg-xl/lib/extras/tone_mapping_gbench.cc')
-rw-r--r-- | third_party/jpeg-xl/lib/extras/tone_mapping_gbench.cc | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/third_party/jpeg-xl/lib/extras/tone_mapping_gbench.cc b/third_party/jpeg-xl/lib/extras/tone_mapping_gbench.cc new file mode 100644 index 0000000000..f1d5357345 --- /dev/null +++ b/third_party/jpeg-xl/lib/extras/tone_mapping_gbench.cc @@ -0,0 +1,40 @@ +// 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 "benchmark/benchmark.h" +#include "lib/extras/codec.h" +#include "lib/extras/tone_mapping.h" +#include "lib/jxl/enc_color_management.h" + +namespace jxl { + +static void BM_ToneMapping(benchmark::State& state) { + Image3F color(2268, 1512); + FillImage(0.5f, &color); + + // Use linear Rec. 2020 so that `ToneMapTo` doesn't have to convert to it and + // we mainly measure the tone mapping itself. + ColorEncoding linear_rec2020; + linear_rec2020.SetColorSpace(ColorSpace::kRGB); + linear_rec2020.primaries = Primaries::k2100; + linear_rec2020.white_point = WhitePoint::kD65; + linear_rec2020.tf.SetTransferFunction(TransferFunction::kLinear); + JXL_CHECK(linear_rec2020.CreateICC()); + + for (auto _ : state) { + state.PauseTiming(); + CodecInOut tone_mapping_input; + tone_mapping_input.SetFromImage(CopyImage(color), linear_rec2020); + tone_mapping_input.metadata.m.SetIntensityTarget(255); + state.ResumeTiming(); + + JXL_CHECK(ToneMapTo({0.1, 100}, &tone_mapping_input)); + } + + state.SetItemsProcessed(state.iterations() * color.xsize() * color.ysize()); +} +BENCHMARK(BM_ToneMapping); + +} // namespace jxl |