用ffmpeg將視頻中音頻提取出來爲320K 採樣率

錯誤示例 ffmpeg -i "Everything Is So Bright_高清 1080P.mp4" -ab 320 output.mp3 報錯 Bitrate 320 is extremely low, maybe you mean 320k 生成默認128k的音頻 正確示例 ffmpeg -i "Everything Is So Bright_高清 1080P.mp4" -ab 320k
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