diff options
author | Daniel Friesel <derf@finalrewind.org> | 2021-04-18 10:36:51 +0200 |
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committer | Daniel Friesel <derf@finalrewind.org> | 2021-04-18 10:37:33 +0200 |
commit | 2c93b349e49e321f8bc65f17f3337324676fe1d4 (patch) | |
tree | adf29c02fc03c791eca7fba43558b9918db94d98 /bin |
initial commit
Diffstat (limited to 'bin')
-rwxr-xr-x | bin/pyggle | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/bin/pyggle b/bin/pyggle new file mode 100755 index 0000000..2685933 --- /dev/null +++ b/bin/pyggle @@ -0,0 +1,209 @@ +#!/usr/bin/env python3 +# vim:tabstop=4 softtabstop=4 shiftwidth=4 textwidth=160 smarttab expandtab colorcolumn=160 + +from datetime import datetime +import exifread +import os +import PIL +from PIL import Image +import shutil +import sys + + +def rotate_image(image, exif_tag): + if "Image Orientation" not in exif_tag: + return image + + orientation = exif_tag["Image Orientation"].values + + if 3 in orientation: + image = image.transpose(Image.ROTATE_180) + if 6 in orientation: + image = image.transpose(Image.ROTATE_270) + if 8 in orientation: + image = image.transpose(Image.ROTATE_90) + + return image + + +def format_f(value, precision=1): + if value % 1 == 0: + return f"{value:.0f}" + return f"{value:.{precision}f}" + + +def format_fsi(exif_tag): + entries = list() + + try: + f_num = float(exif_tag["EXIF FNumber"].values[0]) + entries.append(f"f/{format_f(f_num)}") + except (KeyError, ZeroDivisionError): + pass + + try: + shutter = float(exif_tag["EXIF ShutterSpeedValue"].values[0]) + entries.append(f"1/{format_f(shutter)}s") + except (KeyError, ZeroDivisionError): + pass + + try: + iso = exif_tag["EXIF ISOSpeedRatings"].values[0] + entries.append(f"ISO{iso}") + except KeyError: + pass + + try: + focal_length = float(exif_tag["EXIF FocalLength"].values[0]) + entries.append(f"{format_f(focal_length)}mm") + try: + focal_length35 = float(exif_tag["EXIF FocalLengthIn35mmFilm"].values[0]) + entries.append(f"(≙ {format_f(focal_length35)}mm)") + except (KeyError, ZeroDivisionError): + pass + except (KeyError, ZeroDivisionError): + pass + + return " ".join(entries) + + +def format_make_model_lens(exif_tag): + try: + make = exif_tag["Image Make"].values + model = exif_tag["Image Model"].values + except KeyError: + return None + + if model.startswith(make): + model = model[len(make) :] + if model[0] == " ": + model = model[1:] + + try: + lens = exif_tag["EXIF LensModel"] + if lens: + model += f" + {lens}" + except KeyError: + # Unknown or built-in lens + pass + + return f"{make} {model}" + + +def format_exif(exif_tag): + exif_lines = list() + # print(exif_tag) + + try: + dt = datetime.strptime( + exif_tag["EXIF DateTimeOriginal"].values, "%Y:%m:%d %H:%M:%S" + ) + exif_lines.append(dt.strftime("%d.%m.%Y %H:%M")) + except (KeyError, ValueError): + try: + dt = datetime.strptime( + exif_tag["Image DateTimeOriginal"].values, "%Y:%m:%d %H:%M:%S" + ) + exif_lines.append(dt.strftime("%d.%m.%Y %H:%M")) + except (KeyError, ValueError): + pass + + exif_lines.append(format_make_model_lens(exif_tag)) + exif_lines.append(format_fsi(exif_tag)) + + return " • ".join(filter(bool, exif_lines)) + + +def copy_files(base_dir): + for directory in ".data/css .data/js .thumbnails".split(): + os.makedirs(directory, exist_ok=True) + + conf_size = 250 + conf_spacing = 1.1 + boxwidth = f"{conf_size * conf_spacing}px" + boxheight = f"{conf_size * conf_spacing}px" + imgwidth = f"{conf_size}px" + imgheight = f"{conf_size}px" + + css_files = ("jquery.fancybox.css",) + css_files += ( + "blank.gif", + "fancybox_loading@2x.gif", + "fancybox_loading.gif", + "fancybox_overlay.png", + "fancybox_sprite@2x.png", + "fancybox_sprite.png", + ) + js_files = ( + "jquery-1.10.2.min.js", + "jquery.fancybox.pack.js", + "jquery.mousewheel-3.0.6.pack.js", + ) + + for css_file in css_files: + shutil.copy(f"{base_dir}/css/{css_file}", f".data/css/{css_file}") + + for js_file in js_files: + shutil.copy(f"{base_dir}/js/{js_file}", f".data/js/{js_file}") + + with open(f"{base_dir}/css/main.css", "r") as f: + main_css = f.read() + + main_css = main_css.replace("/* $boxwidth */", boxwidth) + main_css = main_css.replace("/* $boxheight */", boxheight) + main_css = main_css.replace("/* $imgwidth */", imgwidth) + main_css = main_css.replace("/* $imgheight */", imgheight) + + with open(".data/css/main.css", "w") as f: + f.write(main_css) + + +def create_thumbnail_html(filename, title): + conf_size = 250 + conf_spacing = 1.1 + + div_width = conf_size * conf_spacing + div_height = div_width + 10 + + buf = """<div class="image-container">\n""" + + buf += f"""\t<a class="fancybox" href="{filename}" title="{title}" data-fancybox-group="gallery">\n""" + buf += f"""\t\t<img src=".thumbnails/{filename}" alt="{filename}" /></a>\n""" + + buf += f"""\t<br/>\n\t<a style="text-decoration: none;" href="{filename}">{filename}</a>\n""" + + buf += "</div>\n" + + return buf + + +if __name__ == "__main__": + + base_dir = "/".join(os.path.realpath(sys.argv[0]).split("/")[:-2]) + + copy_files(f"{base_dir}/share") + + with open(f"{base_dir}/share/html_start", "r") as f: + html_buf = f.read() + + for filename in sys.argv[1:]: + with open(filename, "rb") as f: + exif_tag = exifread.process_file(f) + + try: + im = Image.open(filename) + except PIL.UnidentifiedImageError: + continue + + im = rotate_image(im, exif_tag) + + im.thumbnail((500, 500)) + im.save(f".thumbnails/{filename}", "JPEG") + + html_buf += create_thumbnail_html(filename, format_exif(exif_tag)) + + with open(f"{base_dir}/share/html_end", "r") as f: + html_buf += f.read() + + with open("index.html", "w") as f: + f.write(html_buf) |