#include "effect_chain.h"
#include "flat_input.h"
#include "image_format.h"
+#include "init.h"
#include "resample_effect.h"
#include "test_util.h"
BENCHMARK_CAPTURE(BM_ResampleEffectInt8, Int8Downscale, GAMMA_REC_709, "fragment")->Args({1280, 720, 640, 360})->Args({1280, 720, 320, 180})->Args({1280, 720, 321, 181})->UseRealTime()->Unit(benchmark::kMicrosecond);
BENCHMARK_CAPTURE(BM_ResampleEffectFloat, Float32Downscale, GAMMA_LINEAR, "fragment")->Args({1280, 720, 640, 360})->Args({1280, 720, 320, 180})->Args({1280, 720, 321, 181})->UseRealTime()->Unit(benchmark::kMicrosecond);
+void BM_ComputeScalingWeights(benchmark::State &state)
+{
+ constexpr unsigned src_size = 1280;
+ constexpr unsigned dst_size = 35;
+ int old_precision = movit_texel_subpixel_precision;
+ movit_texel_subpixel_precision = 64; // To get consistent results across GPUs; this is a CPU test.
+
+ // One iteration warmup to make sure the Lanczos table is computed.
+ calculate_scaling_weights(src_size, dst_size, 0.999f, 0.0f);
+
+ for (auto _ : state) {
+ ScalingWeights weights = calculate_scaling_weights(src_size, dst_size, 0.999f, 0.0f);
+ }
+
+ movit_texel_subpixel_precision = old_precision;
+}
+BENCHMARK(BM_ComputeScalingWeights)->Unit(benchmark::kMicrosecond);
+
#endif
} // namespace movit