1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.hardware.multiprocess.camera.cts; 18 19 import android.app.Activity; 20 import android.camera.cts.R; 21 import android.media.MediaRecorder; 22 import android.os.Bundle; 23 import android.os.Environment; 24 import android.util.Log; 25 import android.view.SurfaceHolder; 26 import android.view.SurfaceView; 27 import android.view.ViewGroup; 28 29 import java.io.File; 30 31 /** 32 * Activity implementing basic access of camera using MediaRecorder API. 33 * 34 * <p /> 35 * This will log all errors to {@link android.hardware.multiprocess.camera.cts.ErrorLoggingService}. 36 */ 37 public class MediaRecorderCameraActivity extends Activity implements SurfaceHolder.Callback { 38 private static final String TAG = "MediaRecorderCameraActivity"; 39 40 private static final int VIDEO_WIDTH = 640; 41 private static final int VIDEO_HEIGHT = 480; 42 private static final int LAYOUT_WIDTH = VIDEO_WIDTH; 43 private static final int LAYOUT_HEIGHT = VIDEO_HEIGHT; 44 45 private final String OUTPUT_PATH = new File(Environment.getExternalStorageDirectory(), 46 "record.out").getAbsolutePath(); 47 48 private File mOutFile; 49 private SurfaceView mSurfaceView; 50 private ErrorLoggingService.ErrorServiceConnection mErrorServiceConnection; 51 private MediaRecorder mMediaRecorder; 52 53 @Override onCreate(Bundle savedInstanceState)54 protected void onCreate(Bundle savedInstanceState) { 55 Log.i(TAG, "onCreate called."); 56 super.onCreate(savedInstanceState); 57 58 setContentView(R.layout.surface_view); 59 60 mErrorServiceConnection = new ErrorLoggingService.ErrorServiceConnection(this); 61 mErrorServiceConnection.start(); 62 63 mMediaRecorder = new MediaRecorder(); 64 } 65 66 @Override onResume()67 protected void onResume() { 68 Log.i(TAG, "onResume called."); 69 super.onResume(); 70 try { 71 72 mSurfaceView = (SurfaceView)this.findViewById(R.id.surface_view); 73 ViewGroup.LayoutParams lp = mSurfaceView.getLayoutParams(); 74 lp.width = LAYOUT_WIDTH; 75 lp.height = LAYOUT_HEIGHT; 76 mSurfaceView.setLayoutParams(lp); 77 78 SurfaceHolder holder = mSurfaceView.getHolder(); 79 holder.setFixedSize(LAYOUT_WIDTH, LAYOUT_HEIGHT); 80 holder.addCallback(this); 81 82 } catch (Throwable e) { 83 mErrorServiceConnection.logAsync(TestConstants.EVENT_CAMERA_ERROR, TAG + 84 " camera exception during connection: " + e); 85 Log.e(TAG, "Runtime error: " + e); 86 } 87 } 88 89 @Override onPause()90 protected void onPause() { 91 Log.i(TAG, "onPause called."); 92 super.onPause(); 93 } 94 95 @Override onDestroy()96 protected void onDestroy() { 97 Log.i(TAG, "onDestroy called."); 98 super.onDestroy(); 99 if (mErrorServiceConnection != null) { 100 mErrorServiceConnection.stop(); 101 mErrorServiceConnection = null; 102 } 103 104 if (mOutFile != null && mOutFile.exists()) { 105 mOutFile.delete(); 106 } 107 108 if (mMediaRecorder != null) { 109 mMediaRecorder.stop(); 110 mMediaRecorder.release(); 111 } 112 } 113 114 @Override surfaceCreated(SurfaceHolder holder)115 public void surfaceCreated(SurfaceHolder holder) { 116 } 117 118 @Override surfaceChanged(SurfaceHolder holder, int format, int width, int height)119 public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) { 120 try { 121 mOutFile = new File(OUTPUT_PATH); 122 mMediaRecorder.setVideoSource(MediaRecorder.VideoSource.CAMERA); 123 mMediaRecorder.setOutputFormat(MediaRecorder.OutputFormat.DEFAULT); 124 mMediaRecorder.setPreviewDisplay(mSurfaceView.getHolder().getSurface()); 125 mMediaRecorder.setVideoEncoder(MediaRecorder.VideoEncoder.DEFAULT); 126 mMediaRecorder.setVideoSize(VIDEO_WIDTH, VIDEO_HEIGHT); 127 mMediaRecorder.setOutputFile(OUTPUT_PATH); 128 mMediaRecorder.prepare(); 129 mMediaRecorder.start(); 130 131 mErrorServiceConnection.logAsync(TestConstants.EVENT_CAMERA_CONNECT, 132 TAG + " camera connected"); 133 } catch (Throwable e) { 134 mErrorServiceConnection.logAsync(TestConstants.EVENT_CAMERA_ERROR, TAG + 135 " camera exception during connection: " + e); 136 Log.e(TAG, "Runtime error: " + e); 137 } 138 } 139 140 @Override surfaceDestroyed(SurfaceHolder holder)141 public void surfaceDestroyed(SurfaceHolder holder) { 142 } 143 } 144