Go to advanced search

by inx
Tue May 10, 2016 8:15 am
Forum: Camera board
Topic: Convert video h264 to mp4
Replies: 37
Views: 21005

Re: Convert video h264 to mp4

yes, you are right. piping the frames into gstreamer like this is not optimal. it was a quick test, a last attempt to get it synchronized in one go, a couple of hours before i needed to deliver the hardware. once i get the hardware back i can continue solving this. what could be the reason the audio...
by inx
Mon May 09, 2016 5:12 pm
Forum: Camera board
Topic: Convert video h264 to mp4
Replies: 37
Views: 21005

Re: Convert video h264 to mp4

excactly. as it is pointed out in other posts, the problem is inaccurate timing in the video-stream. when muxing with audio, it drifts apart. it seems this is because i use an older kernel and firmware. the reason for the older versions the cirrus audio-card used in the setup, which i could not mana...
by inx
Thu May 05, 2016 11:07 am
Forum: Troubleshooting
Topic: py on boot
Replies: 5
Views: 859

Re: py on boot

jep.
i usually have this in /etc/rc.local

Code: Select all

su - pi -c /home/pi/startup.sh&
/home/pi/startup.sh then starts anything needed
by inx
Wed May 04, 2016 8:26 am
Forum: Camera board
Topic: Convert video h264 to mp4
Replies: 37
Views: 21005

Re: Convert video h264 to mp4

after posting i found this forum-thread: https://www.raspberrypi.org/forums/viewtopic.php?f=43&t=89540&p=633838&hilit=picamera+audio#p633838 in which this command is proposed: raspivid -t 0 -w 1280 -h 720 -ex fixedfps -fps 25 -b 6000000 -o - | ffmpeg -r 25.37 -i - -f alsa -ar 48000 -ac 1 -itsoffset ...
by inx
Tue May 03, 2016 5:29 pm
Forum: Camera board
Topic: Convert video h264 to mp4
Replies: 37
Views: 21005

Re: Convert video h264 to mp4

Hi. I ran into the same problem, with quite the same setup (rpi2, cirrus logic audiocard, picamera v1.3) (Linux raspberrypi 3.18.9-v7+ #2 SMP PREEMPT Mon Mar 23 20:25:20 GMT 2015 armv7l GNU/Linux) i did not look into your python script, but assume it is very similar to what i use. https://github.com...

Go to advanced search