1 #PLSEXTM3U 2 #EXT-X-TARGETDURATION:4510 3 #EXT-X-VERSION:2 4 #EXT-X-DISCONTINUITY 5 #EXTINF:377 6 /storage/sdcard0/dazhu/download/XNDg5NzczOTMy/1.flv 7 #EXTINF:380 8 /storage/sdcard0/dazhu/download/XNDg5NzczOTMy/2.flv 9 #EXTINF:379 10 /storage/sdcard0/dazhu/download/XNDg5NzczOTMy/3.flv 11 #EXTINF:364 12 /storage/sdcard0/dazhu/download/XNDg5NzczOTMy/4.flv 13 #EXTINF:381 14 /storage/sdcard0/dazhu/download/XNDg5NzczOTMy/5.flv 15 #EXTINF:377 16 /storage/sdcard0/dazhu/download/XNDg5NzczOTMy/6.flv 17 #EXTINF:386 18 /storage/sdcard0/dazhu/download/XNDg5NzczOTMy/7.flv 19 #EXTINF:370 20 /storage/sdcard0/dazhu/download/XNDg5NzczOTMy/8.flv 21 #EXTINF:364 22 /storage/sdcard0/dazhu/download/XNDg5NzczOTMy/9.flv 23 #EXTINF:363 24 /storage/sdcard0/dazhu/download/XNDg5NzczOTMy/10.flv 25 #EXTINF:402 26 /storage/sdcard0/dazhu/download/XNDg5NzczOTMy/11.flv 27 #EXTINF:367 28 /storage/sdcard0/dazhu/download/XNDg5NzczOTMy/12.flv 29 #EXT-X-ENDLIST
#EXT-X-TARGETDURATION
定义每个TS的最大的duration。
#EXT-X-MEDIA-SEQUENCE
定义当前m3u8文件中第一个文件的序列号，每个ts文件在m3u8文件中都有固定唯一的序列号，该序列号用于在MBR时切换码率进行对齐
#EXT-X-KEY
定义加密方式和key文件的url，用于取得16bytes的key文件解码ts文件。
属性:
METHOD
URL
#EXT-X-PROGRAM-DATE-TIME
第一个文件的绝对时间
#EXT-X-ALLOW-CACHE
是否允许cache。
#EXT-X-ENDLIST
表明m3u8文件的结束。live m3u8没有该tag。
#EXT-X-STREAM-INF
属性：
BANDWIDTH
PROGRAM-ID
CODECS
#EXT-X-DISCONTINUITY
当遇到该tag的时候说明以下属性发生了变化:
file format
number and type of tracks
encoding parameters
encoding sequence
timestamp sequence