chore: import upstream snapshot with attribution

2026-07-13 13:21:23 +08:00
commit b957a53def
5423 changed files with 863745 additions and 0 deletions
@@ -0,0 +1,75 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+using Microsoft.Extensions.AI;
+using Microsoft.SemanticKernel;
+using Microsoft.SemanticKernel.ChatCompletion;
+using Resources;
+using TextContent = Microsoft.SemanticKernel.TextContent;
+
+namespace ChatCompletion;
+
+/// <summary>
+/// This sample shows how to use llama3.2-vision model with different content types (text and image).
+/// </summary>
+public class Ollama_ChatCompletionWithVision(ITestOutputHelper output) : BaseTest(output)
+{
+    /// <summary>
+    /// This sample uses IChatClient directly with a local image file and sends it to the model along
+    /// with a text message to get the description of the image.
+    /// </summary>
+    [Fact]
+    public async Task GetLocalImageDescriptionUsingChatClient()
+    {
+        Console.WriteLine($"======== Ollama - {nameof(GetLocalImageDescriptionUsingChatClient)} ========");
+
+        var imageBytes = await EmbeddedResource.ReadAllAsync("sample_image.jpg");
+
+        var kernel = Kernel.CreateBuilder()
+            .AddOllamaChatClient(modelId: "llama3.2-vision", endpoint: new Uri(TestConfiguration.Ollama.Endpoint))
+            .Build();
+
+        var chatClient = kernel.GetRequiredService<IChatClient>();
+
+        List<ChatMessage> chatHistory = [
+            new(ChatRole.System, "You are a friendly assistant."),
+            new(ChatRole.User, [
+                new Microsoft.Extensions.AI.TextContent("What's in this image?"),
+                new Microsoft.Extensions.AI.DataContent(imageBytes, "image/jpg")
+            ])
+        ];
+
+        var response = await chatClient.GetResponseAsync(chatHistory);
+
+        Console.WriteLine(response.Text);
+    }
+
+    /// <summary>
+    /// This sample uses a local image file and sends it to the model along
+    /// with a text message the get the description of the image.
+    /// </summary>
+    [Fact]
+    public async Task GetLocalImageDescription()
+    {
+        Console.WriteLine($"======== Ollama - {nameof(GetLocalImageDescription)} ========");
+
+        var imageBytes = await EmbeddedResource.ReadAllAsync("sample_image.jpg");
+
+        var kernel = Kernel.CreateBuilder()
+            .AddOllamaChatCompletion(modelId: "llama3.2-vision", endpoint: new Uri(TestConfiguration.Ollama.Endpoint))
+            .Build();
+
+        var chatCompletionService = kernel.GetRequiredService<IChatCompletionService>();
+
+        var chatHistory = new ChatHistory("You are a friendly assistant.");
+
+        chatHistory.AddUserMessage(
+        [
+            new TextContent("What’s in this image?"),
+            new ImageContent(imageBytes, "image/jpg")
+        ]);
+
+        var reply = await chatCompletionService.GetChatMessageContentAsync(chatHistory);
+
+        Console.WriteLine(reply.Content);
+    }
+}