新增音乐播放、图片压缩

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2026-07-17 11:13:35 +08:00
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# Anian-Tool
> 一些小工具
#### v260717
1. 新增JS音乐播放器(基于Meting-API
2. 新增Python图片压缩(基于Pillow
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# pip install pillow
from PIL import Image
import os
import shutil
def get_file_kb(file_path: str) -> float:
"""获取文件大小 KB"""
size_byte = os.path.getsize(file_path)
return size_byte / 1024
def compress_to_jpg_loop(
input_path: str,
output_path: str,
min_size_kb: float,
max_size_kb: float,
init_quality: int,
quality_step: int,
min_quality: int,
max_width: int,
max_height: int
):
try:
ori_size = get_file_kb(input_path)
print(f"\n原图: {os.path.basename(input_path)} | 大小: {ori_size:.2f} KB")
# 小于阈值,直接复制原图,不压缩
if ori_size < min_size_kb:
shutil.copy2(input_path, output_path)
print(f"✅ 小于{min_size_kb}KB,无需压缩,直接复制")
return
# 打开图片,处理透明通道
img = Image.open(input_path)
if img.mode in ("RGBA", "P"):
new_img = Image.new("RGB", img.size, (255, 255, 255))
mask = img.split()[-1] if img.mode == "RGBA" else None
new_img.paste(img, mask=mask)
img = new_img
# 等比例缩放
if max_width and max_height:
img.thumbnail((max_width, max_height))
current_quality = init_quality
while True:
img.save(output_path, format="JPEG", quality=current_quality, optimize=True)
out_size = get_file_kb(output_path)
if out_size <= max_size_kb or current_quality <= min_quality:
print(f"✅ 最终画质 {current_quality} | 输出大小: {out_size:.2f} KB")
break
current_quality -= quality_step
print(f"⚠️ {out_size:.2f}KB > {max_size_kb}KB,降低画质至 {current_quality} 重新压缩")
except Exception as e:
print(f"❌ 处理失败 {input_path}{str(e)}")
def batch_compress_folder(
input_dir: str,
output_dir: str,
min_kb,
max_kb,
init_q,
q_step,
min_q,
max_w,
max_h
):
os.makedirs(output_dir, exist_ok=True)
support_ext = (".png", ".jpg", ".jpeg", ".webp", ".bmp")
for filename in os.listdir(input_dir):
file_path = os.path.join(input_dir, filename)
if not filename.lower().endswith(support_ext):
continue
if os.path.isdir(file_path):
continue
name_no_ext = os.path.splitext(filename)[0]
out_file = os.path.join(output_dir, f"{name_no_ext}.jpg")
compress_to_jpg_loop(
input_path=file_path,
output_path=out_file,
min_size_kb=min_kb,
max_size_kb=max_kb,
init_quality=init_q,
quality_step=q_step,
min_quality=min_q,
max_width=max_w,
max_height=max_h
)
if __name__ == "__main__":
# ==================== 批量配置区(仅需修改这里) ====================
INPUT_FOLDER = "./input"
OUTPUT_FOLDER = "./output"
MIN_SIZE_KB = 200 # 小于该KB不压缩
MAX_SIZE_KB = 800 # 超过该KB循环再压
INIT_QUALITY = 75 # 初始画质
QUALITY_STEP = 8 # 每次降低画质数值
MIN_QUALITY = 20 # 最低画质底线
LIMIT_W = 2560 # 不需要缩放填 None
LIMIT_H = 1440
# ==================================================================
# 仅批量执行,无任何单张代码
batch_compress_folder(
input_dir=INPUT_FOLDER,
output_dir=OUTPUT_FOLDER,
min_kb=MIN_SIZE_KB,
max_kb=MAX_SIZE_KB,
init_q=INIT_QUALITY,
q_step=QUALITY_STEP,
min_q=MIN_QUALITY,
max_w=LIMIT_W,
max_h=LIMIT_H
)
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(() => {
let songs, audio, currentIndex = 0;
let floatingButton, progressRing, playerPanel, coverImg, popupBgImg, animationFrameId;
let lyricLines = [];
let isPlayerClosed = false;
const playlistApiUrl = "https://api.i-meto.com/meting/api?server=netease&type=playlist&id=8034031191";
// =========================
// 工具
// =========================
const getRandomSongIndex = () => {
if (!songs || !songs.length) return 0;
return Math.floor(Math.random() * songs.length);
};
const getCoverSrc = () => {
if (!songs || !songs.length) return "/logo.webp";
const pic = songs[currentIndex % songs.length]?.pic;
return pic?.trim() ? pic.trim() : "/logo.webp";
};
const setPopupBackground = (src) => {
if (!popupBgImg) return;
const fallback = "/logo.webp";
const nextSrc = src?.trim() ? src.trim() : fallback;
popupBgImg.src = nextSrc;
};
// =========================
// 封面
// =========================
const setCover = () => {
if (!coverImg) return;
const cover = getCoverSrc();
coverImg.src = cover;
setPopupBackground(cover);
};
// =========================
// audio
// =========================
const initAudio = () => {
if (!audio) {
audio = new Audio();
audio.volume = 0.5;
audio.onplay = () => { syncUI(); setRotate(); };
audio.onpause = () => { syncUI(); setRotate(); };
audio.onended = () => next();
}
};
// =========================
// LRC解析
// =========================
const parseLrc = (text) => {
const lines = text.split("\n");
const res = [];
const reg = /\[(\d{2}):(\d{2})\.(\d{2,3})\]/;
for (let line of lines) {
const timeMatch = line.match(reg);
if (!timeMatch) continue;
const time =
(+timeMatch[1]) * 60 +
(+timeMatch[2]) +
(+timeMatch[3]) / (timeMatch[3].length === 3 ? 1000 : 100);
const txt = line.replace(reg, "").trim();
if (txt) res.push({ time, text: txt });
}
return res.sort((left, right) => left.time - right.time);
};
// =========================
// 歌词渲染
// =========================
const renderLrc = (top, mid, bottom) => {
const box = playerPanel?.querySelector(".lrc");
if (!box) return;
box.innerHTML = `
<div style="opacity:.4;font-size:12px;line-height:1.2;min-height:16px">${top}</div>
<div style="font-size:14px;font-weight:600;margin:2px 0;line-height:1.2;min-height:18px">${mid}</div>
<div style="opacity:.4;font-size:12px;line-height:1.2;min-height:16px">${bottom}</div>
`;
};
const renderLoadingLrc = () => {
renderLrc("加", "载", "中");
};
// =========================
// loading歌词
// =========================
const loadLyric = (song) => {
lyricLines = [];
renderLoadingLrc();
if (!song?.lrc) {
renderLrc("-", "暂无歌词", "-");
return;
}
fetch(song.lrc)
.then(response => response.text())
.then(text => {
lyricLines = parseLrc(text);
})
.catch(() => {
lyricLines = [];
renderLrc("-", "加载失败", "-");
});
};
// =========================
// load song
// =========================
const loadSong = () => {
if (!songs || !songs.length) return;
const currentSong = songs[currentIndex % songs.length];
initAudio();
audio.src = currentSong.url;
loadLyric(currentSong);
};
// =========================
// UI(标题)
// =========================
const syncUI = () => {
if (!playerPanel) return;
const titleBox = playerPanel.querySelector(".t");
if (!titleBox) return;
const currentSong = songs?.length ? songs[currentIndex % songs.length] : null;
titleBox.innerHTML = `
<div style="display:flex;justify-content:space-between;align-items:flex-start;gap:6px">
<div style="flex:1;line-height:1.2">
<div style="font-size:13px">${currentSong?.title || "加载中"}</div>
<div style="font-size:11px;opacity:.7;margin-top:2px">${currentSong?.author || "请稍候"}</div>
</div>
<div style="display:flex;gap:6px;align-items:center;flex-shrink:0;">
<button class="minPlayerBtn" style="
width:24px;height:24px;
border:none;
border-radius:6px;
background:rgba(255,255,255,.08);
color:#fff;
font-size:14px;
cursor:pointer;
"></button>
<button class="closePlayerBtn" style="
width:24px;height:24px;
border:none;
border-radius:6px;
background:rgba(255,255,255,.08);
color:#fff;
font-size:14px;
cursor:pointer;
">×</button>
</div>
</div>
`;
const isPlaying = audio && !audio.paused;
playerPanel.querySelector(".pp").textContent = isPlaying ? "暂停" : "播放";
// 关闭(彻底关闭)
titleBox.querySelector(".closePlayerBtn").onclick = (event) => {
event.stopPropagation();
if (audio) {
audio.pause();
audio.src = "";
}
isPlayerClosed = true;
floatingButton.style.display = "none";
playerPanel.style.display = "none";
};
// 最小化(只收起面板)
titleBox.querySelector(".minPlayerBtn").onclick = (event) => {
event.stopPropagation();
if (playerPanel) playerPanel.style.display = "none";
};
};
// =========================
// rotate
// =========================
const setRotate = () => {
if (!coverImg) return;
coverImg.style.animationPlayState = (audio && !audio.paused) ? "running" : "paused";
};
// =========================
// 歌词更新
// =========================
const updateLrc = () => {
if (!lyricLines.length || !audio) return;
const currentTime = audio.currentTime;
let lyricIndex = 0;
for (let lyricLineIndex = 0; lyricLineIndex < lyricLines.length; lyricLineIndex++) {
if (currentTime >= lyricLines[lyricLineIndex].time) lyricIndex = lyricLineIndex;
else break;
}
renderLrc(
lyricLines[lyricIndex - 1]?.text || "-",
lyricLines[lyricIndex]?.text || "-",
lyricLines[lyricIndex + 1]?.text || "-"
);
};
// =========================
// progress
// =========================
const progress = () => {
if (!audio || !audio.duration) return;
const progressPercent = audio.currentTime / audio.duration;
progressRing.style.background =
`conic-gradient(#fff ${progressPercent * 360}deg,rgba(255,255,255,.15) 0)`;
const seek = playerPanel?.querySelector(".seek");
if (seek && !seek.matches(":active")) {
seek.value = Math.floor(progressPercent * 1000);
}
updateLrc();
};
// =========================
// play / pause / next
// =========================
const play = async () => {
initAudio();
if (!audio.src) loadSong();
try { await audio.play(); } catch { }
syncUI();
setRotate();
cancelAnimationFrame(animationFrameId);
loop();
};
const pause = () => {
if (audio) audio.pause();
syncUI();
setRotate();
};
const next = () => {
if (!songs || !songs.length) return;
let newIndex = getRandomSongIndex();
if (songs.length > 1) {
while (newIndex === currentIndex) newIndex = getRandomSongIndex();
}
currentIndex = newIndex;
const currentSong = songs[currentIndex % songs.length];
loadSong();
syncUI();
setRotate();
setCover();
loadLyric(currentSong);
audio.play().catch(() => { });
};
// =========================
// volume
// =========================
const volUp = () => {
if (!audio) return;
audio.volume = Math.min(1, audio.volume + 0.1);
};
const volDown = () => {
if (!audio) return;
audio.volume = Math.max(0, audio.volume - 0.1);
};
// =========================
// loop
// =========================
const loop = () => {
progress();
animationFrameId = requestAnimationFrame(loop);
};
// =========================
// UI init
// =========================
const initUI = () => {
floatingButton = document.createElement("div");
floatingButton.style.cssText =
"position:fixed;right:18px;bottom:18px;width:58px;height:58px;border-radius:50%;background:#111;z-index:99999;display:flex;align-items:center;justify-content:center;cursor:pointer;overflow:hidden";
progressRing = document.createElement("div");
progressRing.style.cssText =
"position:absolute;inset:0;border-radius:50%;background:conic-gradient(rgba(255,255,255,.15) 0deg,transparent 0);z-index:0";
coverImg = document.createElement("img");
coverImg.src = "/logo.webp";
coverImg.style.cssText =
"width:46px;height:46px;border-radius:50%;object-fit:cover;z-index:2;position:relative;animation:spin 6s linear infinite;animation-play-state:paused";
floatingButton.appendChild(progressRing);
floatingButton.appendChild(coverImg);
playerPanel = document.createElement("div");
playerPanel.style.cssText =
"position:fixed;right:18px;bottom:90px;width:240px;background:#000;color:#fff;border-radius:12px;display:none;z-index:99999;overflow:hidden";
playerPanel.innerHTML = `
<div class="t"></div>
<div class="lrc" style="margin:10px 0 8px 0;text-align:center"></div>
<input class="seek" type="range" min="0" max="1000" value="0"
style="width:100%;margin:0 0 8px 0;accent-color:#fff">
<div style="display:flex;justify-content:space-evenly;align-items:center">
<button class="pp">播放</button>
<button class="cc">切歌</button>
<button class="vu">音量+</button>
<button class="vd">音量-</button>
</div>`;
const popupBg = document.createElement("img");
popupBg.className = "popupBg";
popupBg.alt = "";
const popupShade = document.createElement("div");
popupShade.className = "popupShade";
const popupContent = document.createElement("div");
popupContent.className = "popupContent";
while (playerPanel.firstChild) popupContent.appendChild(playerPanel.firstChild);
playerPanel.appendChild(popupBg);
playerPanel.appendChild(popupShade);
playerPanel.appendChild(popupContent);
popupBgImg = popupBg;
setPopupBackground("/logo.webp");
document.body.appendChild(floatingButton);
document.body.appendChild(playerPanel);
const style = document.createElement("style");
style.textContent = `
@keyframes spin {
from { transform: rotate(0deg); }
to { transform: rotate(360deg); }
}
button {
transition: transform .05s ease, background .05s ease;
}
button:active {
transform: scale(0.92);
}
.pp, .cc, .vu, .vd {
background:transparent;
color:#fff;
border:none;
font-size:16px;
}
.popupBg {
position:absolute;
inset:0;
width:100%;
height:100%;
object-fit:cover;
z-index:0;
}
.popupShade {
position:absolute;
inset:0;
background:rgba(0,0,0,.58);
z-index:1;
}
.popupContent {
position:relative;
z-index:2;
padding:10px;
}
`;
document.head.appendChild(style);
floatingButton.onclick = () => {
if (isPlayerClosed) return;
playerPanel.style.display = playerPanel.style.display === "none" ? "block" : "none";
};
playerPanel.querySelector(".pp").onclick = (event) => {
event.stopPropagation();
if (!audio || audio.paused) play();
else pause();
};
playerPanel.querySelector(".cc").onclick = () => next();
playerPanel.querySelector(".vu").onclick = () => volUp();
playerPanel.querySelector(".vd").onclick = () => volDown();
const seek = playerPanel.querySelector(".seek");
seek.addEventListener("input", () => {
if (!audio || !audio.duration) return;
audio.currentTime = (seek.value / 1000) * audio.duration;
});
setInterval(progress, 100);
};
// =========================
// init
// =========================
initUI();
renderLoadingLrc();
syncUI();
fetch(playlistApiUrl)
.then(response => response.json())
.then(responseSongs => {
songs = responseSongs;
if (songs && songs.length) {
currentIndex = getRandomSongIndex();
setCover();
syncUI();
loadSong();
} else {
syncUI();
}
});
})();