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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 "benchmark/benchmark.h"
#include "lib/jxl/enc_external_image.h"
#include "lib/jxl/image_ops.h"
namespace jxl {
namespace {
// Encoder case, deinterleaves a buffer.
void BM_EncExternalImage_ConvertImageRGBA(benchmark::State& state) {
const size_t kNumIter = 5;
size_t xsize = state.range();
size_t ysize = state.range();
ImageMetadata im;
im.SetAlphaBits(8);
ImageBundle ib(&im);
std::vector<uint8_t> interleaved(xsize * ysize * 4);
JxlPixelFormat format = {4, JXL_TYPE_UINT8, JXL_NATIVE_ENDIAN, 0};
for (auto _ : state) {
for (size_t i = 0; i < kNumIter; ++i) {
JXL_CHECK(ConvertFromExternal(
Span<const uint8_t>(interleaved.data(), interleaved.size()), xsize,
ysize,
/*c_current=*/ColorEncoding::SRGB(),
/*bits_per_sample=*/8, format,
/*pool=*/nullptr, &ib));
}
}
// Pixels per second.
state.SetItemsProcessed(kNumIter * state.iterations() * xsize * ysize);
state.SetBytesProcessed(kNumIter * state.iterations() * interleaved.size());
}
BENCHMARK(BM_EncExternalImage_ConvertImageRGBA)
->RangeMultiplier(2)
->Range(256, 2048);
} // namespace
} // namespace jxl
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