chore: import upstream snapshot with attribution

2026-07-13 13:33:03 +08:00
commit 5b57521aa1
8226 changed files with 3425766 additions and 0 deletions
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+//
+//  ConvertSpeed.cpp
+//  MNNTests
+//
+//  Created by MNN on 2019/09/17.
+//  Copyright © 2018, Alibaba Group Holding Limited
+//
+
+#include <math.h>
+#include <MNN/expr/Expr.hpp>
+#include <MNN/expr/ExprCreator.hpp>
+#include <random>
+#define MNN_OPEN_TIME_TRACE
+#include <MNN/AutoTime.hpp>
+#include "MNNTestSuite.h"
+using namespace MNN::Express;
+#define WIDTH 500
+#define HEIGHT 200
+#define CHANNEL 161
+#define TIME 100
+class ConvertSpeed : public MNNTestCase {
+public:
+    void PackTest() {
+        auto x      = _Input({1, CHANNEL, WIDTH, HEIGHT}, NCHW, halide_type_of<float>());
+        auto output = _Convert(x, NC4HW4);
+        {
+            AUTOTIME;
+            for (int i = 0; i < TIME; ++i) {
+                x->writeMap<float>();
+                output->readMap<float>();
+            }
+        }
+    }
+    void UnpackTest() {
+        auto x      = _Input({1, CHANNEL, WIDTH, HEIGHT}, NC4HW4, halide_type_of<float>());
+        auto output = _Convert(x, NCHW);
+        {
+            AUTOTIME;
+            for (int i = 0; i < TIME; ++i) {
+                x->writeMap<float>();
+                output->readMap<float>();
+            }
+        }
+    }
+    void TransposePackTest() {
+        auto x      = _Input({1, HEIGHT, WIDTH, CHANNEL}, NHWC, halide_type_of<float>());
+        auto output = _Convert(x, NC4HW4);
+        {
+            AUTOTIME;
+            for (int i = 0; i < TIME; ++i) {
+                x->writeMap<float>();
+                output->readMap<float>();
+            }
+        }
+    }
+    void TransposeUnPackTest() {
+        auto x      = _Input({1, CHANNEL, WIDTH, HEIGHT}, NC4HW4, halide_type_of<float>());
+        auto output = _Convert(x, NHWC);
+        {
+            AUTOTIME;
+            for (int i = 0; i < TIME; ++i) {
+                x->writeMap<float>();
+                output->readMap<float>();
+            }
+        }
+    }
+    virtual bool run(int precision) {
+        MNN_PRINT("Test Convert for %d, %d, %d x %d\n", WIDTH, HEIGHT, CHANNEL, TIME);
+        PackTest();
+        UnpackTest();
+        TransposePackTest();
+        TransposeUnPackTest();
+
+        return true;
+    }
+};
+MNNTestSuiteRegister(ConvertSpeed, "speed/Convert");