Merge branch 'mu-20241112-issue-1041-camera-mlkit-vision' of https://…

…github.com/dotnet/android-libraries into mu-20241112-issue-1041-camera-mlkit-vision

build.cake

@@ -17,11 +17,13 @@
 #load "build/cake/validations.cake"
 #load "build/cake/executive-order.cake"
 #load "build/cake/clean.cake"
+#load "build/cake/performance-timings.cake"
 
 using System.Xml.Linq;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 
+
 // The main configuration points
 var TARGET = Argument ("t", Argument ("target", "Default"));
 var CONFIGURATION = Argument ("c", Argument ("configuration", "Release"));

build/cake/performance-timings.cake

@@ -0,0 +1,133 @@
+#addin nuget:?package=ZString&version=2.6.0
+#addin nuget:?package=ZString&version=2.6.0
+
+using Cysharp.Text;
+
+System.Diagnostics.Stopwatch stopwatch;
+List<(DateTime timestamp, string task, TimeSpan duration)> TimingDataStopwatch;
+List<(DateTime timestamp, string task, TimeSpan duration)> TimingDataCake;
+
+Setup
+    (
+        context =>
+        {
+            // Executed BEFORE the first task.
+            stopwatch = new System.Diagnostics.Stopwatch();
+            TimingDataStopwatch = new List<(DateTime timestamp, string task, TimeSpan duration)>();
+            TimingDataCake      = new List<(DateTime timestamp, string task, TimeSpan duration)>();
+
+            return;
+        }
+    );
+
+Teardown
+    (
+        context =>
+        {
+            // Executed AFTER the last task.
+
+            using(var sb1 = ZString.CreateStringBuilder())
+            using(var sb2 = ZString.CreateStringBuilder())
+            {
+                string line_1_1 = ZString.Format
+                                            (
+                                                "{0,25},{1,20},{2,40},{3,25}",
+                                                "#TimingDataStopwatch",
+                                                "data.timestamp",
+                                                "data.task",
+                                                "data.duration"
+                                            );
+                sb1.AppendLine(line_1_1);
+                foreach(var data in TimingDataStopwatch)
+                {                
+                    string line = ZString.Format
+                                            (
+                                                "{0,25},{1,20},{2,40},{3,25}",
+                                                "#TimingDataStopwatch",
+                                                data.timestamp.ToString("yyyyMMdd-HHmmss.FF"),
+                                                data.task,
+                                                data.duration
+                                            );
+                    
+                    Information(line);
+                    sb1.AppendLine(line);
+                }
+
+                string line_2_1 = ZString.Format
+                                            (
+                                                "{0,25},{1,20},{2,40},{3,25}",
+                                                "#TimingDataCake",
+                                                "data.timestamp",
+                                                "data.task",
+                                                "data.duration"
+                                            );
+                sb2.AppendLine(line_2_1);
+                foreach(var data in TimingDataCake)
+                {
+                   string line = ZString.Format
+                                            (
+                                                "{0,25},{1,20},{2,40},{3,25}",
+                                                "#TimingDataCake",
+                                                data.timestamp.ToString("yyyyMMdd-HHmmss.FF"),
+                                                data.task,
+                                                data.duration
+                                            );
+ 
+                    Information(line);
+                    sb2.AppendLine(line);
+                }
+
+
+                EnsureDirectoryExists("./output/timing-data/");
+                string timestamp = DateTime.Now.ToString("yyyyMMdd-HHmmss");
+                string filename = context.GetCallerInfo().SourceFilePath.GetFilename().ToString();
+
+                System.IO.File.WriteAllText
+                                    (
+                                        $"./output/timing-data/{filename}.stopwatch.{timestamp}.csv", 
+                                        sb1.ToString()
+                                    );
+                System.IO.File.WriteAllText
+                                    (
+                                        $"./output/timing-data/{filename}.cake-timer.{timestamp}.csv", 
+                                        sb2.ToString()
+                                    );
+                            
+                EnsureDirectoryExists($"./data/timings/{timestamp}");
+                System.IO.File.WriteAllText
+                                    (
+                                        $"./data/timings/{timestamp}/{filename}.stopwatch.csv", 
+                                        sb1.ToString()
+                                    );
+                System.IO.File.WriteAllText
+                                    (
+                                        $"./data/timings/{timestamp}/{filename}.cake-timer.csv", 
+                                        sb2.ToString()
+                                    );
+            }
+
+            return;
+        }
+    );
+
+TaskSetup
+    (
+        context =>
+        {
+            // Executed BEFORE the each task.
+            stopwatch.Start();
+
+            return;
+        }
+    );
+
+TaskTeardown
+    (
+        context =>
+        {
+            stopwatch.Stop();
+            TimingDataStopwatch.Add( (DateTime.Now, context.Task.Name, stopwatch.Elapsed) );
+            TimingDataCake.Add( (DateTime.Now, context.Task.Name, context.Duration) );
+        }
+    );
+

utilities.cake

@@ -13,6 +13,8 @@
 #addin nuget:?package=HolisticWare.Core.Net.HTTP&version=0.0.4
 #addin nuget:?package=HolisticWare.Core.IO&version=0.0.4
 
+#load "build/cake/performance-timings.cake"
+
 using System.Collections.Generic;
 using System.Collections.Concurrent;
 
@@ -22,6 +24,7 @@ using Newtonsoft.Json.Linq;
 
 using HolisticWare.Xamarin.Tools.ComponentGovernance;
 
+
 var TARGET = Argument ("t", Argument ("target", "Default"));
 
 string file_spell_errors = "./output/spell-errors.txt";