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学习笔记115:走近信息技术提升工程(11)

  • 2026-11-07 02:30:47
学习笔记115:走近信息技术提升工程(11)

12.微课的制作

(1)推荐软件:ppt

操作过程是:设置切换动画(选择切换动画——设置换片方式——应用到全部)——插入与设置背景音乐(插入——pc上的音频——选择音乐——在后台播放)——导出视频(文件——导出——创建视频——设置视频质量———创建视频——选定音乐——保存)。

(2)用ppt制作成微课

录制条件:电脑带话筒,ppt2010以上版本,完整ppt课件

应用一:用“屏幕录制”方式制作微课:调出录像器(插入——右上角“屏幕录制”)——设置录像功能(录制指南——音频——选择区域——录制)——录制与剪(录制——停止——剪辑——选定范围)——导出视频(另存为媒体——保存到电脑)。

应用二:用幻灯片演示的方式制作微课:设置录制功能(幻灯片放映——实用演示者视图——主监视器——勾选三个勾——录制幻灯片演示)——录制课件(录制——停止)——输出视频(文件——另存为——目标文件夹——MPEG-4视频格式——保存)。

(3)最强的微课制作工具

推荐软件——Camtasia9.0(喀秋莎),电脑软件,免费使用,用于微课录屏、剪辑、输出及编辑。关于录屏,可用于声音录制和影像录制,需要设备为电脑PC端+话筒+摄像头,加上笔记本电脑。

关于视频剪辑与编辑,其剪辑功能包括撤销、重复、复制、粘贴等,其编辑功能如注释、动画、语音旁白、交互等,其编辑格式为MP4\AVI\MPEG等格式,输出的格式有MP4\AVI\GIF\WAV格式。

关于软件获取方式——邮箱下载(邮箱为(hxzbk666@163.com,666密码为hn666)。先安装英文版,再安装汉化补丁。

微课制作三大步骤:一录(录制+REC+F10)、二剪(选定区域+剪刀)、三输出(分享+名称及地址+渲染)。

应用一,微课的录屏方法,入口(录制——录像器)——操作(选定区域——声音——摄像头——REC——3.2.1——开始)——录制(PPT演示与讲解)——结束(按F10自动跳转)。应用二,微课剪辑,常见剪辑(剪头、剪尾、剪中间)——选定范围(时间轴滑块两耳)——剪辑工具(剪刀)——分割视频(分割)——缩放视频(缩放滑头)。应用三,微课输出,输出入口(右上角的“分享”)——清晰度(720P或1080)——必要操作(文件名、存储地址)——其它操作。应用四,三个常见的编辑功能,资源导入(导入媒体或“+”)——声音编辑(声音增益或声音效果)——添加字幕(CC字幕)。

(4)用手机录制微课

软件名称:手机自带录屏,完全免费,可录制手机屏幕与截屏。

软件安装:打开步骤为拖出功能中心——找到超级截屏——开始录制。

应用一:录制屏幕,点击屏幕录制按钮——开始录制——点击停止按钮完成录制。应用二:截屏,点击截屏按钮——自动截屏——在相册中找到图片。

(5)教您快速上手微课制作

软件名册:EV录屏,免费软件,安装步骤为下载软件——安装软件——设置软件。

应用一,电脑录制和输出视频,打开软件默认进入本地录入——点击开始,准备3秒后软件开始录制——设置软件录制的区域及声音。应用二,手机端录制视频,设置手机端APP——开始录制——步骤说明。

           ——写于2021年9月14日晚

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000701s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000994s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000426s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000363s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000525s ]
  6. SELECT * FROM `set` [ RunTime:0.000271s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000656s ]
  8. SELECT * FROM `article` WHERE `id` = 572470 LIMIT 1 [ RunTime:0.000385s ]
  9. UPDATE `article` SET `lasttime` = 1794083376 WHERE `id` = 572470 [ RunTime:0.001437s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000320s ]
  11. SELECT * FROM `article` WHERE `id` < 572470 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000464s ]
  12. SELECT * FROM `article` WHERE `id` > 572470 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000355s ]
  13. SELECT * FROM `article` WHERE `id` < 572470 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000570s ]
  14. SELECT * FROM `article` WHERE `id` < 572470 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000660s ]
  15. SELECT * FROM `article` WHERE `id` < 572470 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000779s ]
0.100608s