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feature(preview): 增加预览

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ClovertaTheTrilobita 2025-09-17 23:46:25 +03:00
parent ec0221a3ca
commit 0867b97453
4 changed files with 57 additions and 19 deletions
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2
.gitignore vendored
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@ -1,6 +1,6 @@
*.png
backend/test_output
test_output/*
test_output/
test_tif
output
uploads

4
backend/cp_run.py
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@ -41,8 +41,8 @@ class Cprun:
time: str | None = None,
model: str = "cpsam",
diameter: float | None = None,
flow_threshold: float | float = 0.4,
cellprob_threshold: float | float = 0.0, ):
flow_threshold: float = 0.4,
cellprob_threshold: float = 0.0, ):
if time is None:
return [False, "No time received"]

27
backend/flaskApp.py
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@ -1,4 +1,5 @@
import asyncio
import base64
from concurrent.futures import ThreadPoolExecutor
from flask import Flask, send_from_directory, request, jsonify
import os, shutil, time, threading, datetime, json, redis
@ -103,7 +104,7 @@ def upload():
return jsonify({"ok": True, "count": len(saved), "id": ts})
@app.get("/status/")
@app.get("/status")
def status():
"""
检查某一cellpose任务是否完成
@ -115,3 +116,27 @@ def status():
if not st:
return jsonify({"ok": True, "exists": False, "status": "not_found"}), 200
return jsonify({"ok": True, "exists": True, **st}), 200
@app.get("/preview")
def preview():
task_id = request.args.get('id')
task_dir = BASE_DIR / "output" / task_id
if not task_dir.exists():
return jsonify({"ok": False, "error": "task not found"}), 200
# 找出所有 *_overlay.png 文件
files = sorted(task_dir.glob("*_overlay.png"))
if not files:
return jsonify({"ok": False, "error": "no overlay images"}), 200
result = []
for path in files:
data = path.read_bytes()
encoded = base64.b64encode(data).decode("utf-8")
result.append({
"filename": path.name,
"image": encoded
})
return jsonify({"ok": True, "count": len(result), "images": result})

43
frontend/preview.html
View file

@ -1,35 +1,48 @@
<!DOCTYPE html>
<meta charset="UTF-8" />
<h1>This is preview</h1>
<p id="none-exist" hidden>id not exists</p>
<p id="none-exist" hidden></p>
<div id="gallery"></div>
<script src="https://cdn.jsdelivr.net/npm/axios/dist/axios.min.js"></script>
<script type="module">
const API_BASE = "http://10.147.18.141:5000/status/";
const API_BASE = "http://10.147.18.141:5000/status";
const API_PIC = "http://10.147.18.141:5000/preview"
const params = new URLSearchParams(window.location.search);
const ID = params.get("id");
const msg = document.getElementById("none-exist");
// 没有 id，直接提示
if (!ID) {
msg.textContent = "missing id in URL";
msg.hidden = false;
} else {
try {
const res = await axios.get(API_BASE + "?id=" + encodeURIComponent(ID));
const { exists, status } = res.data; // exists: boolean, status: "running" | "success" | "failed"...
// 只在“不存在”时显示这条消息
if (!exists) {
msg.textContent = `id "${ID}" not exists`;
msg.hidden = false;
} else {
msg.hidden = true; // 存在就隐藏这条“not exists”的提示
try {
const res = await axios.get(API_BASE + "?id=" + encodeURIComponent(ID));
const { exists, status } = res.data; // exists: boolean, status: "running" | "success" | "failed"...
}
if (!exists) {
msg.textContent = `id "${ID}" 不存在`;
msg.hidden = false;
} else {
msg.hidden = true;
axios.get(API_PIC + "?id=" + encodeURIComponent(ID)).then(res => {
if (res.data.ok) {
const gallery = document.getElementById("gallery");
res.data.images.forEach(img => {
const el = document.createElement("img");
el.src = "data:image/png;base64," + img.image;
el.alt = img.filename;
el.style.width = "200px"; // 缩略图大小
gallery.appendChild(el);
});
} else {
alert(res.data.error);
}
});
}
} catch (e) {
msg.textContent = "request failed";
msg.textContent = "请求失败";
msg.hidden = false;
console.error(e);
}