canplayiptvwithouttranscodingvideo

udp stream to m3u8 playlist:

ffmpeg \
-i udp://xxx.x.xx.xx:1234 \
-c:v copy \
-c:a aac -strict -2 \
-ac 2 \
iptv.m3u8

this playlist clappr not play
in console -> TypeError: this is undefined
if i play this playlist in vlc player - play ok

ffmpeg \
-i udp://xxx.x.xx.xx:1234 \
-c:v libx264 \
-c:a aac -strict -2 \
-ac 2 \
iptv.m3u8

this playlist clappr play ok

ffmpeg generate this error
[h264 @ 0x114c060] non-existing PPS 0 referenced
Last message repeated 2 times
[h264 @ 0x114c060] decode_slice_header error
[h264 @ 0x114c060] no frame!

what is the problem?

该提问来源于开源项目：clappr/clappr