使用着色器从android ndk使用opengl es 2.0进行YUV到RGB的转换和显示

I am currently working on a rtsp player on android using ffmpeg to connect and decode the video stream. I would like to use OpenGL es 2.0 to convert the YUV frame to RGB frame and display it but i am blocked (it's the first time i use opengl).I am currently working on a rtsp player on andr