Create app.py

app.py

@@ -0,0 +1,76 @@
+import gradio as gr
+import numpy as np
+from PIL import Image
+import os
+
+# Convert 24-bit RGB to 16-bit RGB565
+def rgb_to_rgb565(r, g, b):
+    return ((r & 0xF8) << 8) | ((g & 0xFC) << 3) | (b >> 3)
+
+# Convert image to RGB565 format
+def convert_to_rgb565(image):
+    image = image.convert("RGB")  # Ensure image is in RGB mode
+    pixels = np.array(image)
+    height, width, _ = pixels.shape
+    rgb565_data = []
+
+    for y in range(height):
+        for x in range(width):
+            r, g, b = pixels[y, x]
+            rgb565_data.append(rgb_to_rgb565(r, g, b))
+
+    return rgb565_data, width, height
+
+# Generate a .c file with RGB565 image data
+def generate_c_file(frames, width, height, output_filename="gif_frames.c"):
+    with open(output_filename, "w") as f:
+        f.write("#include <stdint.h>\n\n")
+        f.write(f"const uint16_t gif_width = {width};\n")
+        f.write(f"const uint16_t gif_height = {height};\n\n")
+
+        for i, frame in enumerate(frames):
+            f.write(f"const uint16_t frame_{i}[] = {{\n")
+            for j, pixel in enumerate(frame):
+                f.write(f"0x{pixel:04X}, ")
+                if (j + 1) % 10 == 0:
+                    f.write("\n")
+            f.write("};\n\n")
+
+        f.write(f"const uint16_t* gif_frames[{len(frames)}] = {{\n")
+        for i in range(len(frames)):
+            f.write(f"  frame_{i},\n")
+        f.write("};\n")
+
+# Function to process GIF and return the .c file
+def process_gif(gif_file):
+    gif = Image.open(gif_file)
+    frames = []
+    
+    frame_index = 0
+    while True:
+        rgb565_data, width, height = convert_to_rgb565(gif)
+        frames.append(rgb565_data)
+        frame_index += 1
+
+        try:
+            gif.seek(gif.tell() + 1)  # Move to next frame
+        except EOFError:
+            break
+
+    output_filename = "/tmp/gif_frames.c"
+    generate_c_file(frames, width, height, output_filename)
+    return output_filename
+
+# Gradio Interface
+def gif_to_c_file(gif_file):
+    output_file = process_gif(gif_file)
+    with open(output_file, "r") as file:
+        return file.read()
+
+iface = gr.Interface(fn=gif_to_c_file, 
+                     inputs=gr.File(label="Upload GIF"), 
+                     outputs="text",
+                     title="GIF to C File Converter",
+                     description="Upload a GIF to convert it into a C file with RGB565 format for use on LilyGO T-Display S3.")
+
+iface.launch()