A mp4, 640x360 hevc, it can't play on IphoneX(iOS 12.4),but it can play on iphone6/7/8 (iOS 12.4)。

On iphoneX played no picture , instead I get a white screen.

  • I write this mp4 use my code call FFmpeg function. – user58669 Aug 26 '19 at 2:16
  • Please post the ffmpeg command line you used to create the file. Thanks! – Nicolas Raoul Aug 26 '19 at 2:18
  • @Nicolas Raoul I am not use command line, it is some codes in my software. – user58669 Aug 26 '19 at 2:20
  • I think my mp4 format is valid, because it is only no picture on IphoneX,i am so puzzled – user58669 Aug 26 '19 at 2:39
  • Would you mind uploading a very small sample video somewhere? – Nicolas Raoul Aug 26 '19 at 2:58

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