Upload split_images_horizontallyipynb.ipynb

split_images_horizontallyipynb.ipynb

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+{
+  "nbformat": 4,
+  "nbformat_minor": 0,
+  "metadata": {
+    "colab": {
+      "provenance": []
+    },
+    "kernelspec": {
+      "name": "python3",
+      "display_name": "Python 3"
+    },
+    "language_info": {
+      "name": "python"
+    }
+  },
+  "cells": [
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "72K9kxwbp7Iw"
+      },
+      "outputs": [],
+      "source": []
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "d5813f52"
+      },
+      "source": [
+        "from PIL import Image\n",
+        "import zipfile\n",
+        "import os\n",
+        "import shutil\n",
+        "from google.colab import drive\n",
+        "\n",
+        "# Mount Google Drive (if not already mounted)\n",
+        "drive.mount('/content/drive', force_remount=True)\n",
+        "\n",
+        "# @markdown --- Input Settings ---\n",
+        "input_zip_path = '/content/drive/MyDrive/frames_v3_kf.zip' # @param {type:\"string\"}\n",
+        "# @markdown --- Output Settings ---\n",
+        "output_base_name = 'split_images3' # @param {type:\"string\"}\n",
+        "# @markdown This will create three zip files: `split_images_left.zip`, `split_images_middle.zip`, `split_images_right.zip`\n",
+        "\n",
+        "dest_folder = '/content/drive/MyDrive/'\n",
+        "\n",
+        "# Create temporary directories\n",
+        "temp_extract_dir = '/content/temp_extracted_for_split'\n",
+        "temp_left_dir = '/content/temp_split_left'\n",
+        "temp_middle_dir = '/content/temp_split_middle'\n",
+        "temp_right_dir = '/content/temp_split_right'\n",
+        "\n",
+        "for d in [temp_extract_dir, temp_left_dir, temp_middle_dir, temp_right_dir]:\n",
+        "    os.makedirs(d, exist_ok=True)\n",
+        "\n",
+        "print(f\"Processing zip file: {input_zip_path}\")\n",
+        "\n",
+        "try:\n",
+        "    # 1. Open the input zip file and extract all images\n",
+        "    with zipfile.ZipFile(input_zip_path, 'r') as zip_ref:\n",
+        "        zip_ref.extractall(temp_extract_dir)\n",
+        "    print(f\"Extracted contents to {temp_extract_dir}\")\n",
+        "\n",
+        "    # Get a sorted list of image files to maintain order\n",
+        "    image_files = sorted([f for f in os.listdir(temp_extract_dir) if f.lower().endswith(('.png', '.jpg', '.jpeg', '.gif', '.bmp', '.webp'))])\n",
+        "\n",
+        "    if not image_files:\n",
+        "        print(\"No image files found in the zip file. Exiting.\")\n",
+        "    else:\n",
+        "        print(f\"Found {len(image_files)} image files. Splitting...\")\n",
+        "\n",
+        "        # 2. Split all images along the horizontal axis into three equal parts\n",
+        "        for i, img_filename in enumerate(image_files):\n",
+        "            img_path = os.path.join(temp_extract_dir, img_filename)\n",
+        "            try:\n",
+        "                with Image.open(img_path) as img:\n",
+        "                    width, height = img.size\n",
+        "                    part_width = width // 3\n",
+        "\n",
+        "                    # Define the crop boxes for left, middle, and right parts\n",
+        "                    left_box = (0, 0, part_width, height)\n",
+        "                    middle_box = (part_width, 0, 2 * part_width, height)\n",
+        "                    # The right box takes the remaining width to handle non-divisible widths\n",
+        "                    right_box = (2 * part_width, 0, width, height)\n",
+        "\n",
+        "                    img_left = img.crop(left_box)\n",
+        "                    img_middle = img.crop(middle_box)\n",
+        "                    img_right = img.crop(right_box)\n",
+        "\n",
+        "                    # Save the split parts to their respective temporary directories\n",
+        "                    # Use the original numbering (i+1) for consistency\n",
+        "                    base_name, ext = os.path.splitext(img_filename)\n",
+        "                    new_name_stem = str(i + 1)\n",
+        "\n",
+        "                    img_left.save(os.path.join(temp_left_dir, f'{new_name_stem}{ext}'))\n",
+        "                    img_middle.save(os.path.join(temp_middle_dir, f'{new_name_stem}{ext}'))\n",
+        "                    img_right.save(os.path.join(temp_right_dir, f'{new_name_stem}{ext}'))\n",
+        "\n",
+        "            except Exception as e:\n",
+        "                print(f\"Error processing image {img_filename}: {e}\")\n",
+        "\n",
+        "        print(\"Images split successfully. Zipping parts...\")\n",
+        "\n",
+        "        # 3. Save the images in three separate zips\n",
+        "        # Output zip paths\n",
+        "        output_zip_left = os.path.join(dest_folder, f'{output_base_name}_left.zip')\n",
+        "        output_zip_middle = os.path.join(dest_folder, f'{output_base_name}_middle.zip')\n",
+        "        output_zip_right = os.path.join(dest_folder, f'{output_base_name}_right.zip')\n",
+        "\n",
+        "        # Create zip files\n",
+        "        with zipfile.ZipFile(output_zip_left, 'w', zipfile.ZIP_DEFLATED) as zf_left:\n",
+        "            for foldername, subfolders, filenames in os.walk(temp_left_dir):\n",
+        "                for filename in filenames:\n",
+        "                    filepath = os.path.join(foldername, filename)\n",
+        "                    zf_left.write(filepath, os.path.relpath(filepath, temp_left_dir))\n",
+        "        print(f\"Created {output_zip_left}\")\n",
+        "\n",
+        "        with zipfile.ZipFile(output_zip_middle, 'w', zipfile.ZIP_DEFLATED) as zf_middle:\n",
+        "            for foldername, subfolders, filenames in os.walk(temp_middle_dir):\n",
+        "                for filename in filenames:\n",
+        "                    filepath = os.path.join(foldername, filename)\n",
+        "                    zf_middle.write(filepath, os.path.relpath(filepath, temp_middle_dir))\n",
+        "        print(f\"Created {output_zip_middle}\")\n",
+        "\n",
+        "        with zipfile.ZipFile(output_zip_right, 'w', zipfile.ZIP_DEFLATED) as zf_right:\n",
+        "            for foldername, subfolders, filenames in os.walk(temp_right_dir):\n",
+        "                for filename in filenames:\n",
+        "                    filepath = os.path.join(foldername, filename)\n",
+        "                    zf_right.write(filepath, os.path.relpath(filepath, temp_right_dir))\n",
+        "        print(f\"Created {output_zip_right}\")\n",
+        "\n",
+        "except FileNotFoundError:\n",
+        "    print(f\"Error: Input zip file not found at {input_zip_path}\")\n",
+        "except Exception as e:\n",
+        "    print(f\"An unexpected error occurred: {e}\")\n",
+        "finally:\n",
+        "    # Clean up temporary directories\n",
+        "    for d in [temp_extract_dir, temp_left_dir, temp_middle_dir, temp_right_dir]:\n",
+        "        if os.path.exists(d):\n",
+        "            shutil.rmtree(d)\n",
+        "            print(f\"Cleaned up {d}\")\n",
+        "    print(\"Process finished.\")\n"
+      ],
+      "execution_count": null,
+      "outputs": []
+    }
+  ]
+}