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// Copyright (C) 2023 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//! Benchmark for libnativewindow AHardwareBuffer bindings
#![allow(dead_code)]
#![allow(missing_docs)]
use criterion::*;
use nativewindow::*;
#[inline]
fn create_720p_buffer() -> HardwareBuffer {
HardwareBuffer::new(
1280,
720,
1,
AHardwareBuffer_Format::AHARDWAREBUFFER_FORMAT_R8G8B8A8_UNORM,
AHardwareBuffer_UsageFlags::AHARDWAREBUFFER_USAGE_CPU_READ_OFTEN,
)
.unwrap()
}
fn criterion_benchmark(c: &mut Criterion) {
c.bench_function("allocate_deallocate", |b| {
b.iter(|| {
let buffer = create_720p_buffer();
drop(buffer);
})
});
let buffer = create_720p_buffer();
c.bench_with_input(BenchmarkId::new("id", "buffer"), &buffer, |b, buffer| {
b.iter(|| {
buffer.id();
})
});
// This benchmark exercises getters that need to fetch data via an
// underlying call to AHardwareBuffer_describe.
c.bench_with_input(BenchmarkId::new("desc", "buffer"), &buffer, |b, buffer| {
b.iter(|| {
buffer.width();
})
});
}
criterion_group!(benches, criterion_benchmark);
criterion_main!(benches);
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