-
Notifications
You must be signed in to change notification settings - Fork 69
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Merge branch 'main' of https://github.com/LAION-AI/CLIP_benchmark
- Loading branch information
Showing
8 changed files
with
994 additions
and
95 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,152 @@ | ||
| import codecs | ||
| import json | ||
| import os | ||
| from subprocess import call | ||
|
|
||
| from PIL import Image | ||
| from torchvision.datasets import VisionDataset | ||
|
|
||
| SUPPORTED_LANGUAGES = [ | ||
| "ar", | ||
| "bn", | ||
| "cs", | ||
| "da", | ||
| "de", | ||
| "el", | ||
| "en", | ||
| "es", | ||
| "fa", | ||
| "fi", | ||
| "fil", | ||
| "fr", | ||
| "he", | ||
| "hi", | ||
| "hr", | ||
| "hu", | ||
| "id", | ||
| "it", | ||
| "ja", | ||
| "ko", | ||
| "mi", | ||
| "nl", | ||
| "no", | ||
| "pl", | ||
| "pt", | ||
| "quz", | ||
| "ro", | ||
| "ru", | ||
| "sv", | ||
| "sw", | ||
| "te", | ||
| "th", | ||
| "tr", | ||
| "uk", | ||
| "vi", | ||
| "zh", | ||
| ] | ||
|
|
||
| CAPTIONS_DOWNLOAD_URL = "https://google.github.io/crossmodal-3600/web-data/captions.zip" | ||
| IMAGES_DOWNLOAD_URL = ( | ||
| "https://open-images-dataset.s3.amazonaws.com/crossmodal-3600/images.tgz" | ||
| ) | ||
| OUTPUT_FILENAME_TEMPLATE = "crossmodal3600_captions-{}.json" | ||
|
|
||
|
|
||
| class Crossmodal3600(VisionDataset): | ||
| def __init__(self, root, ann_file, transform=None, target_transform=None): | ||
| super().__init__(root, transform=transform, target_transform=target_transform) | ||
| self.ann_file = os.path.expanduser(ann_file) | ||
| with codecs.open(ann_file, "r", encoding="utf-8") as fp: | ||
| data = json.load(fp) | ||
| self.data = [ | ||
| (img_path, txt) | ||
| for img_path, txt in zip(data["image_paths"], data["annotations"]) | ||
| ] | ||
|
|
||
| def __getitem__(self, index): | ||
| img, captions = self.data[index] | ||
|
|
||
| # Image | ||
| img = Image.open(img).convert("RGB") | ||
| if self.transform is not None: | ||
| img = self.transform(img) | ||
|
|
||
| # Captions | ||
| target = [ | ||
| captions, | ||
| ] | ||
| if self.target_transform is not None: | ||
| target = self.target_transform(target) | ||
|
|
||
| return img, target | ||
|
|
||
| def __len__(self) -> int: | ||
| return len(self.data) | ||
|
|
||
|
|
||
| def _download_captions(out_path): | ||
| os.makedirs(out_path, exist_ok=True) | ||
| print("Downloading captions") | ||
| call(f"wget {CAPTIONS_DOWNLOAD_URL} -O captions.zip", shell=True) | ||
| call(f"unzip captions.zip -d {out_path}", shell=True) | ||
| call("rm captions.zip", shell=True) | ||
|
|
||
|
|
||
| def _download_images(out_path): | ||
| os.makedirs(out_path, exist_ok=True) | ||
| print("Downloading images") | ||
| call(f"wget {IMAGES_DOWNLOAD_URL} -O images.tgz", shell=True) | ||
| call(f"tar -xzf images.tgz -C {out_path}", shell=True) | ||
| call("rm images.tgz", shell=True) | ||
|
|
||
|
|
||
| def create_annotation_file(root, lang_code): | ||
| if lang_code not in SUPPORTED_LANGUAGES: | ||
| raise ValueError( | ||
| f"Language code {lang_code} not supported. Supported languages are {SUPPORTED_LANGUAGES}" | ||
| ) | ||
| data_dir = os.path.join(root, "xm3600") | ||
| images_dir = os.path.join(data_dir, "images") | ||
| if not os.path.exists(images_dir): | ||
| _download_images(images_dir) | ||
| captions_path = os.path.join(data_dir, "captions.jsonl") | ||
| if not os.path.exists(captions_path): | ||
| _download_captions(data_dir) | ||
| with open(captions_path, "r", encoding="utf-8") as f: | ||
| data = f.readlines() | ||
| data = [json.loads(line) for line in data] | ||
|
|
||
| number_of_missing_images = 0 | ||
| valid_images, valid_annotations, valid_indicies = [], [], [] | ||
| for i, data_item in enumerate(data): | ||
| image_id = data_item["image/key"] | ||
| image_name = f"{image_id}.jpg" | ||
| image_path = os.path.join(images_dir, image_name) | ||
| if not os.path.exists(image_path): | ||
| print("Missing image file", image_name) | ||
| number_of_missing_images += 1 | ||
| continue | ||
| captions = data_item[lang_code]["caption"] | ||
| txt = captions[0] | ||
|
|
||
| valid_images.append(image_path) | ||
| valid_annotations.append(txt) | ||
| valid_indicies.append(i) | ||
|
|
||
| if number_of_missing_images > 0: | ||
| print(f"*** WARNING *** missing {number_of_missing_images} files.") | ||
|
|
||
| with codecs.open( | ||
| os.path.join(root, OUTPUT_FILENAME_TEMPLATE.format(lang_code)), | ||
| "w", | ||
| encoding="utf-8", | ||
| ) as fp: | ||
| json.dump( | ||
| { | ||
| "image_paths": valid_images, | ||
| "annotations": valid_annotations, | ||
| "indicies": valid_indicies, | ||
| }, | ||
| fp, | ||
| ensure_ascii=False, | ||
| ) |
Oops, something went wrong.