lazydao

视频截取最后1分钟

① 最快（不重编码，直接拷贝）

ffmpeg -sseof -60 -i "input.mp4" -c copy -avoid_negative_ts make_zero "last1min.mp4"

• -sseof -60：从文件末尾往前定位 60 秒
• -c copy：不重编码（快，零画质损失）

lazydao

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import clr
clr.AddReference('System')
clr.AddReference('System.Web.Extensions')

from System import Uri
from System.Net import HttpWebRequest
from System.Text import Encoding

lazydao

" ==============================
" UI & behavior
" ==============================
if has('termguicolors')
  set termguicolors
endif

set background=dark
syntax enable

lazydao

/* 引入思源黑体和思源宋体 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;700&family=Noto+Serif+SC:wght@400;700&display=swap');

.document-content p,
.document-content body,
.document-content span,
.document-content ul li,
.document-content div {
    font-family: 'Noto Serif SC', serif !important;
}

lazydao

local function pick(rules, count, random_func)
    random_func = random_func or math.random
    count = count or 1
    local ret = {}

    local total_weight = 0
    for _, v in ipairs(rules) do
        local weight = v.weight
        total_weight = total_weight + weight
    end

lazydao

# 支持显示特殊字符
# set -g default-terminal "screen-256color"
# set -ga terminal-overrides ",xterm*:Tc:sitm=\E[3m"
set -g default-terminal "tmux-256color"
set -as terminal-features ",xterm*:RGB"

set -g base-index         1     # 窗口编号从 1 开始计数
set -g display-panes-time 10000 # PREFIX-Q 显示编号的驻留时长，单位 ms
set -g mouse              on    # 开启鼠标
set -g pane-base-index    1     # 窗格编号从 1 开始计数

lazydao

# 用淘宝源下载python包进行安装
v=$1
wget https://npm.taobao.org/mirrors/python/$v/Python-$v.tar.xz -P ~/.pyenv/cache/
pyenv install $v