GenerateImageDescriptionRequest(String, String) Constructor

Initializes a new instance of the GenerateImageDescriptionRequest class with specified settings.

Namespace: DevExpress.AIIntegration.Extensions

Assembly: DevExpress.AIIntegration.v25.1.dll

NuGet Package: DevExpress.AIIntegration

Declaration

C#

public GenerateImageDescriptionRequest(
    string base64ImageData,
    string imageFormat = null
)

VB.NET

Public Sub New(
    base64ImageData As String,
    imageFormat As String = Nothing
)

Parameters

Name	Type	Description
base64ImageData	String	The Base64 image. This value is assigned to the Base64ImageData property.

Optional Parameters

Name	Type	Default	Description
imageFormat	String	null	The image format. This value is assigned to the ImageFormat property.

Remarks

The following example registers an Azure OpenAI client to use the AI-powered extension in an .NET Console application to generate a description for the following image:

using Azure;
using Azure.AI.OpenAI;
using Microsoft.Extensions.AI;
using DevExpress.AIIntegration;
using DevExpress.AIIntegration.Extensions;

SetEnvironmentVariables();

// Register an Azure OpenAI client
AIExtensionsContainerDefault defaultAIExtensionsContainer = RegisterAzureOpenAIClient(
    Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT"),
    Environment.GetEnvironmentVariable("AZURE_OPENAI_APIKEY")
);

string imageBase64 = "iVBORw0KGgoAAAANSUhEUgAABhgAAAF+CAMAAABHxuB6AAAABGdBTUEAALGPC...";
var response = await defaultAIExtensionsContainer.GenerateImageDescriptionAsync(
    new GenerateImageDescriptionRequest(imageBase64)
);

Console.WriteLine(response);

/* Output:
 * Toolbar with File menu and various document actions.
 */

AIExtensionsContainerDefault RegisterAzureOpenAIClient(string azureOpenAIEndpoint, string azureOpenAIKey) {
    IChatClient client = new Azure.AI.OpenAI.AzureOpenAIClient(new Uri(azureOpenAIEndpoint),
        new System.ClientModel.ApiKeyCredential(azureOpenAIKey)).GetChatClient("gpt-4o-mini").AsIChatClient();

    return AIExtensionsContainerConsole.CreateDefaultAIExtensionContainer(client);
}

void SetEnvironmentVariables() {
    Environment.SetEnvironmentVariable("AZURE_OPENAI_ENDPOINT", {SPECIFY_YOUR_AZURE_ENDPOINT});
    Environment.SetEnvironmentVariable("AZURE_OPENAI_APIKEY", {SPECIFY_YOU_AZURE_KEY});
}