[FFmpeg-user] Question ofter panic ffmpeg

[niwu]

Hello

I try to create a live stream .

but why it does not work If the stars .


Hardware ; Raspberry PI2 , raspicam = its only for this. CPU ;) sleep 


Part I = work YES 100 % perfect
raspivid -n -vs -ex auto -awb auto -t 0 -w 1280 -h 720 -a 12 -ae
20,0x00,0x8080FF -a "Livestream" -e -fps 25 -b 25000000 -o - | ffmpeg -i -
-pass 1 -minrate 10000 -maxrate 10000 -bufsize 3500k -threads 0 -video_size
1280x720 -r 25 -vcodec copy -pix_fmt yuv420p -an -metadata title="Raspberry
Live-Streaming " -f flv $RTMP_URL/$STREAM_KEY


Part II  = no work 

sudo raspivid -n -vs -ex auto -awb auto -t 0 -w 1280 -h 720 -a 12 -ae
20,0x00,0x8080FF -a "test" -e -fps 25 -b 25000000 -o - |
FFREPORT=file=ffreport.log:level=32 ffmpeg -i http://***** radio ...
t_128k_mp3  -i - -pass 2 -bufsize 9000k -threads 0 -video_size 1280x720 -r
25 -vcodec copy -pix_fmt yuv420p -an -metadata title="#Raspberry
Live-Streaming" -f flv $RTMP_URL/$STREAM_KEY


part 3 = no work 
sudo raspivid -n -vs -ex auto -awb auto -t 0 -w 1280 -h 720 -a 12 -ae
20,0x00,0x8080FF -a "test" -e -fps 25 -b 25000000 -o - |
FFREPORT=file=ffreport.log:level=32 ffmpeg -i http://***** radio ...
t_128k_mp3*.m3u*  -i - -pass 2 -bufsize 9000k -threads 0 -video_size
1280x720 -r 25 -vcodec copy -pix_fmt yuv420p -an -metadata title="#Raspberry
Live-Streaming" -f flv $RTMP_URL/$STREAM_KEY


but why 


someone has a little idea


many Thanks






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