сб, 2 дек. 2023 г., 14:55 frhun <frobi...@gmail.com>:

>
> Hello
>
>
> I've posted a couple of times before, where it's for this reason or that
> reason, now my problem is that since q-scale was set to -g 2



well, every second frame is keyframe is kinda drastic on encoder! Try 15 or
25 .....




the
> resolution has dropped drastically on the output.
> the interesting thing is that the speed out is the same as 720p, however
> on youtube it is good at a quarter of the resolution shown..
> what should i adjust to make it good?
> I have set the -g switch in vain, but it hasn't changed.
> only the -presets switch made a difference.
> But it's interesting that when youtube complained about the bad starting
> frame, the picture was perfect, now it doesn't complain and the picture
> is terrible
>
> I am looking forward to your ideas, thanks in advance!
>
> Robert
>
> this is the ffmpeg structure
>
>
> ffmpeg -rtsp_transport tcp -i
> rtsp://xxx:xxxxx@192.168.0.24/Streaming/Channels/1 -c:v libx264 -b:v 2M
> -c:a aac -vf "[in]drawtext=fontfile='C\:\\Windows\\Fonts\\cour.ttf':
> textfile='c\:\\kolibry2\\verseny\\T_D\\Piros.txt': x=115: y=20:
> reload=1: fontcolor=black: fontsize=30: box=1: boxborderw=5:
> boxcolor=red@0.8 , drawtext=fontfile='C\:\\Windows\\Fonts\\cour.ttf':
> textfile='c\:\\kolibry2\\verseny\\T_D\\Feher.txt': x=115: y=55:
> reload=1: fontcolor=black: fontsize=30: box=1: boxborderw=5:
> boxcolor=white@0.8 , drawtext=fontfile='C\:\\Windows\\Fonts\\cour.ttf':
> textfile='c\:\\kolibry2\\verseny\\T_D\\Ora.txt': x=20: y=20: reload=1:
> fontcolor=black: fontsize=35: box=1: boxborderw=5: boxcolor=aqua@0.8 ,
> drawtext=fontfile='C\:\\Windows\\Fonts\\cour.ttf':
> textfile='c\:\\kolibry2\\verseny\\T_D\\Merkozes.txt': x=20: y=53:
> reload=1: fontcolor=black: fontsize=28: box=1: boxborderw=5:
> boxcolor=yellow@0.8[out]" -preset medium -qscale 0 -g 2 -f flv
> rtmp://a.rtmp.youtube.com/live2/xxxxxx
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