[FFmpeg-user] m3u8 live stream will not play in google chrome

Carl Eugen Hoyos ceffmpeg at gmail.com
Tue Jul 24 21:12:54 EEST 2018

2018-07-24 19:53 GMT+02:00, Micael Silva <micaelsilva at gmail.com>:
> On Tue, Jul 24, 2018 at 8:14 AM, Anthony Griffiths <neuronetv at gmail.com>
> wrote:
>> I use ffmpeg on a centos 6 machine to create a live stream that goes
>> to a centos 6 vps server running nginx. This is the command:
>> ffmpeg -y -f mpegts -i /dev/dvb/adapter0/dvr0 -f flv \
>> -codec:v libx264 -preset slow -s 320x180 -qscale:v 20 -maxrate 600k
>> -bufsize 1000k -vf scale=-1:240 -threads 0 \
>> -vsync cfr -framerate 25 -c:a aac -b:a 64k -af aformat=s16:44100
>> rtmp://nginx-server/mobile

Complete, uncut console output missing.
-f mpegts should be removed, -s and -vf scale is undefined
behaviour imo, I suspect -qscale has no effect on x264,
threads 0 is superfluous

>> nginx delivers the video as
>> the command works and the video plays on a mobile phone and in MS Edge
>> but it won't play in google chrome on a windows desktop.
>> The stream can be viewed here:
>> Ironically it will play in chrome on an android device.
>> I'm fairly certain the 'f -flv' bit in the command is the culprit
>> however ffmpeg won't run without it. Can anyone help in correcting
>> this command so the stream will play in google chrome?

Why aren't you asking the Chrome people what is wrong with
the stream?

> Probably there is some wrong packaging occurring because of the order of
> the arguments.

> Everything that comes after -f says about the muxer and
> -codec should come before that.

This sounds wrong to me.

Carl Eugen

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