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doggycoder
Android音视频相关的Demo
int width = mpeg.get(FFMpeg.KEY_WIDTH); int height = mpeg.get(FFMpeg.KEY_HEIGHT); data = new byte[width*height*3/2]; mpeg.output(data); ByteArrayOutputStream out = new ByteArrayOutputStream(); YuvImage yuv = new YuvImage(data, ImageFormat.NV21, width, height, null); yuv.compressToJpeg(new Rect(0, 0,...
Hello,sir.a fatal error occurred. Process: edu.wuwang.codec, PID: 4708 java.lang.NullPointerException: Attempt to invoke virtual method 'void edu.wuwang.codec.coder.CameraRecorder.feedData(byte[], long)' on a null object reference at edu.wuwang.codec.camera.CameraActivity.onFrame(CameraActivity.java:241) at edu.wuwang.codec.camera.CameraDrawer.frameCallback(CameraDrawer.java:251) at edu.wuwang.codec.camera.CameraDrawer.callbackIfNeeded(CameraDrawer.java:240) at edu.wuwang.codec.camera.CameraDrawer.onDrawFrame(CameraDrawer.java:169)...
java.lang.NullPointerException: Attempt to invoke virtual method 'void edu.wuwang.codec.coder.CameraRecorder.feedData(byte[], long)' on a null object reference at edu.wuwang.codec.camera.CameraActivity.onFrame(CameraActivity.java:241) at edu.wuwang.codec.camera.CameraDrawer.frameCallback(CameraDrawer.java:251) at edu.wuwang.codec.camera.CameraDrawer.callbackIfNeeded(CameraDrawer.java:240) at edu.wuwang.codec.camera.CameraDrawer.onDrawFrame(CameraDrawer.java:169) at edu.wuwang.codec.camera.CameraView.onDrawFrame(CameraView.java:124) at android.opengl.GLSurfaceView$GLThread.guardedRun(GLSurfaceView.java:1553) at android.opengl.GLSurfaceView$GLThread.run(GLSurfaceView.java:1253) Application terminated.
`package edu.wuwang.codec.utils; import android.app.Activity; import android.content.pm.PackageManager; import android.os.Build; import android.support.v4.app.ActivityCompat; /** * Description: */ public class PermissionUtils { public static void askPermission(Activity context, String[] permissions, int req, Runnable runnable) {...
