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
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+// Copyright (c) Microsoft. All rights reserved.
+
+using Microsoft.SemanticKernel;
+using Microsoft.SemanticKernel.Connectors.HuggingFace;
+using Microsoft.SemanticKernel.ImageToText;
+using Resources;
+
+namespace ImageToText;
+
+/// <summary>
+/// Represents a class that demonstrates image-to-text functionality.
+/// </summary>
+public sealed class HuggingFace_ImageToText(ITestOutputHelper output) : BaseTest(output)
+{
+    private const string ImageToTextModel = "Salesforce/blip-image-captioning-base";
+    private const string ImageFilePath = "test_image.jpg";
+
+    [Fact]
+    public async Task ImageToTextAsync()
+    {
+        // Create a kernel with HuggingFace image-to-text service
+        var kernel = Kernel.CreateBuilder()
+            .AddHuggingFaceImageToText(
+                model: ImageToTextModel,
+                apiKey: TestConfiguration.HuggingFace.ApiKey)
+            .Build();
+
+        var imageToText = kernel.GetRequiredService<IImageToTextService>();
+
+        // Set execution settings (optional)
+        HuggingFacePromptExecutionSettings executionSettings = new()
+        {
+            MaxTokens = 500
+        };
+
+        // Read image content from a file
+        ReadOnlyMemory<byte> imageData = await EmbeddedResource.ReadAllAsync(ImageFilePath);
+        ImageContent imageContent = new(new BinaryData(imageData), "image/jpeg");
+
+        // Convert image to text
+        var textContent = await imageToText.GetTextContentAsync(imageContent, executionSettings);
+
+        // Output image description
+        Console.WriteLine(textContent.Text);
+    }
+}