C/C++&java communicate with each other 之 video snapshot
场景:android应用层间隔1秒调用底层driver上CAPI,获取到framebuffer,提供给androidlayer业务分析。TvVideoRecord主要功能1.申请一个ByteBuffer对象frameBuffer2.将frameBuffer传给底层c接口jni_getFrameBuffer, 该函数会将TV画面帧填充进去3.最后调用接口ITVCaptureVideoListener