Files
FoodClassifier/exp_multimodal/exp_multimodal2.py
T

107 lines
4.1 KiB
Python

import argparse
import json
import os
import sys
from typing import Dict
# 兼容:支持直接运行脚本或用 -m 模块方式运行
if __name__ == "__main__" and __package__ is None:
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
# 统一使用绝对导入,避免相对导入在脚本直跑时失败
from exp_multimodal.labels import build_labels
from exp_multimodal.vlm_classifier import classify_image, classify_image_openset
from exp_multimodal.ollama_client import OLLAMA_URL, DEFAULT_MODEL
from exp_multimodal.text_embedder import OllamaEmbedder
from exp_multimodal.vector_matcher import DishNameMatcher
from exp_multimodal.vlm_providers.ollama_provider import OllamaVLMProvider
FEWSHOT_HINTS: Dict[str, str] = {
# 可选:仅对菜品模式提供少量文字提示,帮助区分相似菜
# "西红柿鸡蛋": "红黄对比明显,蛋块与番茄块同炒,汤汁偏红",
# "麻婆豆腐": "豆腐块+红油辣椒+花椒,肉末点缀",
}
def main() -> None:
ap = argparse.ArgumentParser()
ap.add_argument("--mode", choices=["dish", "whole", "processed", "openset_dish"], default="openset_dish")
ap.add_argument("--image", default=r"D:\MyProjects\PythonProjects\FoodClassifier\dataset\DishClassification\test\红烧肉\img04.png")
ap.add_argument("--alias_map", default=None)
# 开放式识别专用参数
ap.add_argument("--openset-top-k", type=int, default=3, help="开放式识别:向量检索Top-K候选数")
ap.add_argument("--openset-min-score", type=float, default=0.5, help="开放式识别:最低匹配分数阈值")
ap.add_argument("--openset-index-path", default="exp_multimodal/dish_name_index", help="开放式识别:向量索引路径")
args = ap.parse_args()
print(
f"[Main] mode={args.mode} image={args.image} alias_map={args.alias_map} "
f"env_OLLAMA_URL={os.getenv('OLLAMA_URL')} env_VLM_MODEL={os.getenv('VLM_MODEL')} "
f"defaults url={OLLAMA_URL} model={DEFAULT_MODEL}"
)
print(f"[Main] Image exists={os.path.exists(args.image)} size={os.path.getsize(args.image) if os.path.exists(args.image) else 'N/A'}")
# 开放式识别分支
if args.mode == "openset_dish":
print(f"[Main] Openset mode: top_k={args.openset_top_k} min_score={args.openset_min_score} index_path={args.openset_index_path}")
# 初始化Provider、Embedder和Matcher
provider = OllamaVLMProvider(base_url=OLLAMA_URL, model_name=DEFAULT_MODEL)
embedder = OllamaEmbedder(base_url=OLLAMA_URL, model_name="bge-large-zh-v1.5")
matcher = DishNameMatcher(index_dir=args.openset_index_path)
print("[Main] Loading openset components...")
matcher.load()
print(f"[Main] Loaded {len(matcher.dish_names)} dish names from index")
res = classify_image_openset(
image_path=args.image,
provider=provider,
embedder=embedder,
matcher=matcher,
top_k=args.openset_top_k,
min_match_score=args.openset_min_score,
)
print(
json.dumps(
{"mode": args.mode, "result": res},
ensure_ascii=False,
indent=2,
)
)
# 封闭式识别分支(原有逻辑)
else:
labels = build_labels(args.mode, args.alias_map)
ingredient_only = args.mode in {"whole", "processed"}
fewshot = FEWSHOT_HINTS if args.mode == "dish" else None
print(f"[Main] Built labels count={len(labels)} ingredient_only={ingredient_only} fewshot={bool(fewshot)}")
provider = OllamaVLMProvider(base_url=OLLAMA_URL, model_name=DEFAULT_MODEL)
res = classify_image(
args.image,
labels,
provider=provider,
fewshot_hints=fewshot,
ingredient_only=ingredient_only,
)
print(
json.dumps(
{"mode": args.mode, "result": res, "num_labels": len(labels)},
ensure_ascii=False,
)
)
if __name__ == "__main__":
main()