(Delphi ActiveX) AI Modify Existing Image with Text Prompt

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Note: This example requires Chilkat v11.4.0 or greater.

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Integer;
bdImageData: TChilkatBinData;
ai: TChilkatAi;
askParams: TChilkatJsonObject;

begin
success := 0;

// 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.
bdImageData := TChilkatBinData.Create(Self);
success := bdImageData.LoadFile('qa_data/jpg/kid_blue_coat.jpg');
if (success = 0) then
  begin
    Memo1.Lines.Add(bdImageData.LastErrorText);
    Exit;
  end;

ai := TChilkatAi.Create(Self);

ai.Provider := 'openai';

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

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

askParams := TChilkatJsonObject.Create(Self);
askParams.UpdateString('image.output_format','jpeg');
ai.SetAskParams(askParams.ControlInterface);

ai.InputAddImageData(bdImageData.ControlInterface,'');
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 = 0) then
  begin
    Memo1.Lines.Add(ai.LastErrorText);
    Exit;
  end;

// Get the image response data.;
success := ai.GetOutputBd(bdImageData.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(ai.LastErrorText);
    Exit;
  end;

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

Memo1.Lines.Add('Success.');

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

// -------------------------------
// Sample Output:
// -------------------------------
// 
end;