摘要:
let time = TimeInterval(asset.duration.seconds) if (time.isNaN || time.isInfinite){ print("无效文件 time.recordDuration.isNaN || time.recordDuration.isInf 阅读全文
摘要:
https://www.jianshu.com/p/4e7575e977fb?utm_campaign=maleskine&utm_content=note&utm_medium=seo_notes&utm_source=recommendation 阅读全文