Why AI Subtitle Tools Sometimes Say “No Speech Found” When Your Video Clearly Has Audio
中文摘要
即使视频有清晰人声，AI字幕工具也可能因噪音或音频格式问题而无法识别语音。
English Summary
AI subtitle tools may fail to detect speech due to background noise or formatting issues, even when audio is clearly audible to humans.
Original Excerpt
You upload a video. You can clearly hear someone speaking. Continue reading on Medium »