I spent a couple hours trying to get it to work on my arm64 Debian Bullseye install without docker and didn't have any luck. I'm not sure why it isn't working, because I can copy-paste the exact ffmpeg command that Jellyfin is running and run it myself in a shell, and that does...
Re: ffmpeg h264_v4l2m2m "VIDIOC_STREAMON failed on output context" Sun Aug 07, 2022 7:15 am i see now that makes sense. it was the caption that increased the resolution just enough that made it fail. i also tried scaling the output to less than 1080p width and it also worked. does...
/home/yangna/Atlas500_DDK/toolchains/Euler_compile_env_cross/arm/cross_compile/install/bin/../lib64/gcc/aarch64-linux-gnu/7.3.0/../../../../aarch64-linux-gnu/bin/ld: /home/yangna/chenjun/Atlas_dependence/ffmpeg_install/lib/libavfilter.so: undefined reference to `pp_get_context@LIB...
ffmpeg -i SpaceX\ Launches\ 4K\ Demo.mp4 -vf scale="1920x1080" -r 30 -c:v h264_v4l2m2m -b:v 8M -c:a copy spacexdownscaledtohd.mp4 This was working as intended. However in relation to my otherissueof USB hard drive boot problems, I had to update the firmware on the device....
【Atlas500】入门(十六)——ffmpeg264编码 [h264_v4l2m2m@ 0xaaaac8aa5220] Could not find a valid device 参考:https://blog.csdn.net/weixin_45617478/article/details/103449522好像是没有x264这个包1. 可能问题1/home/yangna/Atlas500_DDK/toolchains/Euler_compile_env_cross/arm/cross_compile/install/bi...
ffmpeg 4.3.4-0+deb11u1+rpt3 config.txt has the following relevant entry: # Enable DRM VC4 V3D driver dtoverlay=vc4-kms-v3d According to my research, it would seem that the RPI4 is capable of hardware-accelerated video encoding using ffmpeg (from v4.3 on) vi...
Why it doesn't reproduce in ffplay I don't know. If you can get someone with more insight to look at a backtrace w/ ffmpeg debug symbols that's likely to help.