Steganography System

Enter text or photo to encode:

📝 Enter text below, or 🖼️ upload a photo (one or the other)

Ready to encode

Barcode Preview:

Barcode will appear here after generation (download from Generate Barcode).

Select barcode image: Decoded text:

(Decode a barcode to see text here)

Select a barcode image

Enter text to hide: Select cover image:

🔐 Use Hybrid Cryptography (for Hide as Barcode)

Select a cover image

Image Quality Metrics

PSNR: N/A

SSIM: N/A

BER: N/A

Select barcode file to hide:

Select cover image:

Cover Image Preview:

Cover image will appear here after selecting cover image

Stego Image Preview:

Stego image will appear here after hiding barcode

Quality Method: LSB DCT Hybrid (LSB+DCT)

🔒 JPEG-Robust Mode (survives WhatsApp/compression) (Lower capacity, but survives JPEG compression)

Select a barcode file and cover image

Image Quality Metrics

📊 Image Comparison

PSNR: N/A

SSIM: N/A

BER: N/A

🖼️ Cover

Size: N/A

File: N/A

Pixels: N/A

🔒 Stego

Size: N/A

File: N/A

Pixels: N/A

🔬 Advanced Analysis

Entropy C: N/A S: N/A

Embedded: N/A LSB: N/A

Hist Var: N/A

📏 Differences

Size: N/A Dim: N/A Pixels: N/A

Select stego image to extract from:

Extracted message:

(Use "Extract Text Directly" or "Extract Barcode" — both show the hidden message when you hid a barcode with LSB.)

(Extract to see result here)

Select a stego image

Diagnostic Tool

Use this tool if extraction fails to analyze the image.

Output:

(Run diagnostics to see output)