Comments (7)
shinyzhu
commented on May 20, 2024
2
在录制音频的时候，除了使用麦克风录制我们说话，一般会需要录制系统或程序的声音，比如录制一段播放器的音乐、会议软件的音频，这些音频本来就在电脑里，所以这个功能叫做“内录”。
此处推荐一款适合macOS的纯软件内录实现：BlackHole，代码库里有详细的使用介绍，有需要的可以取用。
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LinuxSuRen
commented on May 20, 2024
视频教程大纲：
- 如何利用 OBS 录制视频教程
- 如何录制多音轨
- 如何解决多音轨视频播放时只有一个声音的问题
- 如何解决视频录制过程中的噪音
- 对视频做简单的剪辑
- 裁剪
- 缩短视频长度（操作等待时间）
- 标题模板（复用视频片头、片尾）
- 音频处理技巧（audacity）
- 从视频中提取音频
- 降噪处理
- 降低（提高）区域声音
- 区域静音处理
- 填充静音区
- 声音重复
- 口癖处理
- 快捷键设置
- 导出时间线
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LinuxSuRen
commented on May 20, 2024
音频提取工具（免费、开源）：
- VLC
File -> Convert/Stream
- Quick Time Player
File -> Export As -> Audio Only
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LinuxSuRen
commented on May 20, 2024
播客录制：
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LinuxSuRen
commented on May 20, 2024
开源海报生成工具 https://github.com/Ovilia/acasia-poster
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LinuxSuRen
commented on May 20, 2024
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LinuxSuRen
commented on May 20, 2024
Some tips about audio file handling.
- Keep all the tracks separate
- Noise reduction for all tracks
- Edit the labels during the audio editing process
- Normalize all the tracks
You could use Audicatiy or other tools.
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