如何在Android中使用的ffmpeg摆脱mp4视频视频帧? [英] How to get video frames from mp4 video using ffmpeg in android?
问题描述
我已经成功地编译和建立后3,4天的研究工作的Android的ffmpeg库。结果
现在我想抓住从视频帧。但我不知道哪个ffmpeg的方法,命令从java类被称为抓住所有帧。任何一个有关于它的主意?或者我要叠加2视频。是否有任何直接的方法的ffmpeg可合并两个视频一个比另一个?如果是,如何把它从java类调用?
I have successfully compiled and build ffmpeg library in android after 3,4 days research work.
Now I want to grab frames from video. But I don't know which ffmpeg method with command to be called from java class to grab the all frames. Any one have idea about it? or I want to overlay 2 videos. Is there any direct method available in ffmpeg to merge two videos one over another? If yes, how to call it from java class?
推荐答案
编译 ffmpeg.c
并调用它的的main()
通过JNI。
compile ffmpeg.c
and invoke its main()
via jni.
有关详细信息,请参阅如何使用FFMPEG在Android 。
For more details see how to Use FFMPEG on Android .
Also refer this github project. And this tutorial too will help you.
我希望这会帮助你。
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