Node.js

AI Modify Existing Image with Text Prompt

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Uses an AI text prompt and uploaded image data to modify an existing image and receive the modified output. Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // Load the data from an existing image.
    var bdImageData = new chilkat.BinData();
    success = bdImageData.LoadFile("qa_data/jpg/kid_blue_coat.jpg");
    if (success == false) {
        console.log(bdImageData.LastErrorText);
        return;
    }

    var ai = new chilkat.Ai();

    ai.Provider = "openai";

    // Use your provider's API key.
    ai.ApiKey = "MY_API_KEY";

    // Choose a model.
    ai.Model = "gpt-5";

    var askParams = new chilkat.JsonObject();
    askParams.UpdateString("image.output_format","jpeg");
    ai.SetAskParams(askParams);

    ai.InputAddImageData(bdImageData,"");
    ai.InputAddText("Modify the image by replacing the blue coat with a Metallica T-shirt.");

    // Give the AI some time (2 minutes).
    ai.IdleTimeoutMs = 120000;

    // Ask the AI for image output.
    success = ai.Ask("image");
    if (success == false) {
        console.log(ai.LastErrorText);
        return;
    }

    // Get the image response data.;
    success = ai.GetOutputBd(bdImageData);
    if (success == false) {
        console.log(ai.LastErrorText);
        return;
    }

    bdImageData.WriteFile("c:/aaworkarea/out.jpg");

    console.log("Success.");

    // -------------------------------
    // Sample Input:
    // -------------------------------
    // 

    // -------------------------------
    // Sample Output:
    // -------------------------------
    // 

}

chilkatExample();