javacv

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FFmpegFrameGrabber hangs on at the native method:av_read_frame

4

it seems to happen at the moment that camera has been turned off suddenly. the jstack command show this: "192.168.0.100:554" #82 prio=5 os_prio=0 cpu=3774013.63ms elapsed=97735.35s tid=0x00007fc6040012f0 nid=0x36f312 runnable [0x00007fc8469fe000] java.lang.Thread.State:...

leifengfeng

Do you support rubberband filter？

7

I want to execute the ffmpeg command in Android. I have introduced the Javacv ffmpeg library in the project, and I used the following method to call the ffmpeg command...

Code-Lonely

I used Javacv ffmpeg in Android, and I used the ffmpeg command to perform some time-consuming audio processing operations. I want to get the progress of the processing. Is there...

Code-Lonely

Modification of setFormat for VideoInputFrameGrabber

6

Since the current implementation of `VideoInputFrameGrabber` does nothing, I modified the statements inside the `start()` method of the class. In this change, developers can now set the format/subtype of that...

Zjaun

Regarding Error: [AVFilterGraph @ 000000002886ff00] No such filter: 'eq'

2

First of all, thanks for this wonderful javacv project. I installed javacv-platform version 1.5.9, ffmpeg-platform 6.0-1.5.9 and trying this filter in the code to adjust the brightness FFmpegFrameFilter frameFilter =...

ashishgupta-mca

Mouse events kill key events in CanvasFrame

1

First: thanks for the amazing library! I'm trying to make a video player with controls from both keyboard and mouse with spacebar or mouse click. This works with the spacebar...

gareth-edwards

Problems with linking, Image stitching

4

Greetings! I found this library the most convinient wa for image stitching since this function did not implemented in traditional org.opencv. Btw, I am writing an app for android Meanwhile,...

ankhafizov

ContourArea causes program to crash

14

### question - How does javaCv manage memory? - How do we use these objects correctly? ### maven org.bytedeco javacv 1.5.9 org.bytedeco javacpp macosx-x86_64 1.5.9 org.bytedeco opencv macosx-x86_64 1.5.9 ###...

iversionpeng


Clausene

FFmpegFrameGrabber Hardware accelerated decoding does not take effect

1

Hello developer, I am making FFmpegFrameGrabber grabber = new FFmpegFrameGrabber(rtsp); When, GPU accelerated decoding does not take effect String rtsp = "rtsp://admin:[email protected]:554/smart265/ch1/main/video"; FFmpegFrameGrabber grabber = new FFmpegFrameGrabber(rtsp); grabber.setVideoCodec(avcodec.AV_CODEC_ID_H265); try {...

sulv9999