steeveen

Hi saudet. I come back again. As I expected. I upgraded JavaCV to 1.5.6(ffmpeg-platform 4.4-1.5.6, opencv-platform 4.5.3-1.5.6) but it changed nothing. I have hearded of ffmpeg filters but I want...

I just used FFmpegFrameFilter to crop as a Demo. the filter took effect. But filters still has the same problem that audio stream is behind video stream. I can convert...

O. I use crop filter with ffmpeg cmd and..... all things run normally.

I don't have environment to test on ffmpeg c program.....

Yes. Actually I had tried this ..... My code: ``` String ffmpeg=Loader.load(org.bytedeco.ffmpeg.ffmpeg.class); ProcessBuilder pb=new ProcessBuilder(ffmpeg,"-i","rtmp://A","-f","flv","-vcodec","copy","-acodec","copy","rtmp://B"); pb.inheritIO().start().waitFor(); ``` And it runs in sync exactly....

`recorder.recordPacket(grabber.grabPacket())` runs in sync

Things looks like happening in unpacketing?

Yes. It is just happen from rtmp to rtmp. from files to rtmp or from rtmp to file both work in sync.

I find a way which can split a stereo(2 channels) into two mono audios just using FFmpegFrameRecorder and FFmpegFrameGrabber. But before apply my method, you should tell me that whether...

> @thekevshow > > > This helped, me, for those that come across my initial question with docker, you have to install one of these lib deps. I am figuring...