mp4info.exe

通过命令mp4info--show-layoute:\failed_2.mp4查看MP4视频sample是否交织存储(interleaved),判断MP4文件(主要是手机拍摄视频)HTTP播放失败问题.通过优化减少磁盘seek和httpseek.Typically,interleavedsamplesaregroupedwithinaninterleavingwindow.Interleavingreducesdiskaccesses,playbackbufferrequirementsandenablesprogressivedownloadandplayback.