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Update app.py
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app.py
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@@ -4,74 +4,71 @@ import os
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import tempfile
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def optimize_image(image):
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# Leer la imagen original
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img = Image.open(image)
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# Calcular el tamaño del archivo original
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original_size = os.path.getsize(image.name) / 1024 # tamaño en KB
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# Ruta temporal para guardar las imágenes optimizadas
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with tempfile.TemporaryDirectory() as tmpdirname:
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# 1. Compresión sin pérdida
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lossless_output_path = os.path.join(tmpdirname, "lossless.png")
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img.save(lossless_output_path, format="PNG", optimize=True)
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lossless_size = os.path.getsize(lossless_output_path) / 1024
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lossless_img = Image.open(lossless_output_path)
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lossless_diff = original_size - lossless_size
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# 2. Compresión con pérdida (reducción de calidad)
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lossy_output_path = os.path.join(tmpdirname, "lossy.jpg")
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img.save(lossy_output_path, format="JPEG", quality=50, optimize=True)
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lossy_size = os.path.getsize(lossy_output_path) / 1024
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lossy_img = Image.open(lossy_output_path)
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lossy_diff = original_size - lossy_size
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# 3. Reducción de resolución
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reduced_output_path = os.path.join(tmpdirname, "reduced_resolution.jpg")
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reduced_img = img.resize((img.width // 2, img.height // 2), Image.LANCZOS)
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reduced_img.save(reduced_output_path, format="JPEG", quality=85, optimize=True)
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reduced_size = os.path.getsize(reduced_output_path) / 1024
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reduced_img = Image.open(reduced_output_path)
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reduced_diff = original_size - reduced_size
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# 4. Compresión con WebP (con pérdida)
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webp_lossy_output_path = os.path.join(tmpdirname, "lossy.webp")
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img.save(webp_lossy_output_path, format="WEBP", quality=50, optimize=True)
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webp_lossy_size = os.path.getsize(webp_lossy_output_path) / 1024
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webp_lossy_img = Image.open(webp_lossy_output_path)
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webp_lossy_diff = original_size - webp_lossy_size
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# Interfaz de Gradio
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with gr.Blocks() as demo:
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gr.Markdown("### Optimización de imágenes para la web")
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image_input = gr.File(label="Sube tu imagen", file_types=['image'])
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optimize_button = gr.Button("Optimizar")
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optimize_button.click(
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demo.launch()
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import tempfile
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def optimize_image(image):
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img = Image.open(image)
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original_size = os.path.getsize(image.name) / 1024 # tamaño en KB
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with tempfile.TemporaryDirectory() as tmpdirname:
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lossless_output_path = os.path.join(tmpdirname, "lossless.png")
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img.save(lossless_output_path, format="PNG", optimize=True)
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lossless_size = os.path.getsize(lossless_output_path) / 1024
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lossless_img = Image.open(lossless_output_path)
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lossless_diff = original_size - lossless_size
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lossy_output_path = os.path.join(tmpdirname, "lossy.jpg")
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img.save(lossy_output_path, format="JPEG", quality=50, optimize=True)
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lossy_size = os.path.getsize(lossy_output_path) / 1024
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lossy_img = Image.open(lossy_output_path)
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lossy_diff = original_size - lossy_size
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reduced_output_path = os.path.join(tmpdirname, "reduced_resolution.jpg")
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reduced_img = img.resize((img.width // 2, img.height // 2), Image.LANCZOS)
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reduced_img.save(reduced_output_path, format="JPEG", quality=85, optimize=True)
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reduced_size = os.path.getsize(reduced_output_path) / 1024
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reduced_img = Image.open(reduced_output_path)
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reduced_diff = original_size - reduced_size
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webp_lossy_output_path = os.path.join(tmpdirname, "lossy.webp")
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img.save(webp_lossy_output_path, format="WEBP", quality=50, optimize=True)
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webp_lossy_size = os.path.getsize(webp_lossy_output_path) / 1024
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webp_lossy_img = Image.open(webp_lossy_output_path)
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webp_lossy_diff = original_size - webp_lossy_size
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return [
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lossless_img, f"Sin pérdida: {lossless_size:.2f} KB (diferencia: {-lossless_diff:.2f} KB)",
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lossy_img, f"Con pérdida: {lossy_size:.2f} KB (diferencia: {-lossy_diff:.2f} KB)",
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reduced_img, f"Reducción de resolución: {reduced_size:.2f} KB (diferencia: {-reduced_diff:.2f} KB)",
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webp_lossy_img, f"WebP con pérdida: {webp_lossy_size:.2f} KB (diferencia: {-webp_lossy_diff:.2f} KB)"
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]
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with gr.Blocks() as demo:
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gr.Markdown("### Optimización de imágenes para la web")
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image_input = gr.File(label="Sube tu imagen", file_types=['image'])
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optimize_button = gr.Button("Optimizar")
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with gr.Row():
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optimized_output1 = gr.Image(label="Optimización sin pérdida")
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optimized_size1 = gr.Text()
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optimized_output2 = gr.Image(label="Optimización con pérdida")
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optimized_size2 = gr.Text()
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optimized_output3 = gr.Image(label="Reducción de resolución")
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optimized_size3 = gr.Text()
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optimized_output4 = gr.Image(label="Optimización WebP con pérdida")
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optimized_size4 = gr.Text()
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optimize_button.click(
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fn=optimize_image,
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inputs=image_input,
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outputs=[
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optimized_output1, optimized_size1,
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optimized_output2, optimized_size2,
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optimized_output3, optimized_size3,
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optimized_output4, optimized_size4
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]
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)
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demo.launch()
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