Android仿微信長按錄制視頻并播放功能
本文實例為大家分享了Android仿微信長按錄制視頻并播放功能的具體代碼,供大家參考,具體內(nèi)容如下
一、點擊按鈕進行錄制
首先要獲取攝像拍照的權(quán)限和讀取權(quán)限
<uses-permission android:name="android.permission.CAMERA" /> <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" /> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> <uses-permission android:name="android.permission.RECORD_AUDIO" />
布局文件如下:
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/activity_main"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context="com.yus.videorecording.MainActivity">
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/open"
android:text="開始錄制"
/>
</RelativeLayout>
二、錄制時的主要代碼,錄制完成保存到本地,在進行播放:
public class VideoRecordActivity extends Activity implements MediaRecorder.OnErrorListener, View.OnClickListener {
private ImageView iv_cancel,iv_save;
private SurfaceView mSurfaceView;
private SurfaceHolder mSurfaceHolder;
private MediaRecorder mMediaRecorder;
private Camera mCamera;
private CircleButtonView cbv_record;
private File mRecordFile = null;// 文件
private int mRotationRecord=90;//視頻輸出角度 0橫屏 90豎屏 180反橫屏
private boolean isRecording;//正在錄制
private float mWindowW;
@Override
protected void onCreate(Bundle savedInstanceState) {
//全屏無標(biāo)題
requestWindowFeature(Window.FEATURE_NO_TITLE);
getWindow().setFlags(WindowManager.LayoutParams. FLAG_FULLSCREEN ,
WindowManager.LayoutParams. FLAG_FULLSCREEN);
super.onCreate(savedInstanceState);
setContentView(R.layout.video_record_activity);
initView();
initData();
setListener();
}
private void initData() {
DisplayMetrics metric = new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(metric);
mWindowW = metric.widthPixels; // 屏幕寬度(像素)
}
@Override
protected void onResume() {
super.onResume();
cbv_record.setVisibility(View.VISIBLE);
iv_cancel.setVisibility(View.GONE);
iv_save.setVisibility(View.GONE);
if(mRecordFile!=null){
mRecordFile.getAbsoluteFile().delete();
}
}
private void setListener() {
cbv_record.setOnLongClickListener(new CircleButtonView.OnLongClickListener() {
@Override
public void onLongClick() {
isRecording=true;
startRecord();
}
@Override
public void onNoMinRecord(int currentTime) {
isRecording=false;
Toast.makeText(VideoRecordActivity.this, "錄制視頻太短", Toast.LENGTH_SHORT).show();
if(mRecordFile.getAbsoluteFile()!=null){
mRecordFile.getAbsoluteFile().delete();
}
}
@Override
public void onRecordFinishedListener() {
Log.e("yufs","視頻錄制完成:path=="+mRecordFile.getAbsolutePath());
isRecording=false;
stopRecord();
cbv_record.setVisibility(View.GONE);
iv_cancel.setVisibility(View.VISIBLE);
iv_save.setVisibility(View.VISIBLE);
}
});
//手機旋轉(zhuǎn)監(jiān)聽
OrientationEventListener orientationEventListener=new OrientationEventListener(this) {
@Override
public void onOrientationChanged(int rotation) {
//錄制的過程不改變
if(isRecording){
return;
}
if (((rotation >= 0) && (rotation <= 30)) || (rotation >= 330)) {
// 豎屏拍攝
mRotationRecord=90;
} else if (((rotation >= 230) && (rotation <= 310))) {
// 橫屏拍攝
mRotationRecord=0;
} else if (rotation > 30 && rotation < 95) {
// 反橫屏拍攝
mRotationRecord=180;
}
}
};
orientationEventListener.enable();
iv_cancel.setOnClickListener(this);
iv_save.setOnClickListener(this);
}
private void startRecord() {
//初始錄制視頻保存路徑
createRecordDir();
try {
initCamera();
initRecord();
}catch (Exception e){
e.printStackTrace();
}
}
private void initView() {
iv_cancel= (ImageView) findViewById(R.id.iv_cancel);
iv_save= (ImageView) findViewById(R.id.iv_save);
mSurfaceView= (SurfaceView) findViewById(R.id.sv_video);
cbv_record= (CircleButtonView) findViewById(R.id.cbv_record);
mSurfaceHolder = mSurfaceView.getHolder();
mSurfaceHolder.addCallback(new CustomCallBack());
mSurfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
}
@Override
public void onClick(View v) {
switch (v.getId()){
case R.id.iv_cancel:
cbv_record.setVisibility(View.VISIBLE);
mRecordFile.getAbsoluteFile().delete();
iv_cancel.setVisibility(View.GONE);
iv_save.setVisibility(View.GONE);
break;
case R.id.iv_save:
Intent intent=new Intent(this,VideoPlayActivity.class);
intent.putExtra("source",mRecordFile.getAbsolutePath());
startActivity(intent);
break;
}
}
private class CustomCallBack implements SurfaceHolder.Callback {
@Override
public void surfaceCreated(SurfaceHolder holder) {
try {
initCamera();
} catch (IOException e) {
e.printStackTrace();
}
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width,
int height) {
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
freeCamera();
}
}
/**
* 初始化
* @throws IOException
*/
@SuppressLint("NewApi")
private void initRecord() throws IOException {
mMediaRecorder = new MediaRecorder();
mMediaRecorder.reset();
if (mCamera != null)
mMediaRecorder.setCamera(mCamera);
mMediaRecorder.setOnErrorListener(this);
mMediaRecorder.setPreviewDisplay(mSurfaceHolder.getSurface());
mMediaRecorder.setVideoSource(MediaRecorder.VideoSource.CAMERA);// 視頻源
mMediaRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);// 音頻源
//注釋掉的代碼官方說這樣的配置方法是Android2.2以下使用
// mMediaRecorder.setOutputFormat(OutputFormat.MPEG_4);// 視頻輸出格式
// mMediaRecorder.setAudioEncoder(AudioEncoder.AAC);// 音頻格式:AAC兼容會高點
// mMediaRecorder.setVideoEncoder(MediaRecorder.VideoEncoder.H264);//設(shè)置視頻編碼:h264在常見的網(wǎng)頁上都可播放
// mMediaRecorder.setVideoSize(mWidth, mHeight);// 設(shè)置分辨率:
// mMediaRecorder.setVideoEncodingBitRate(1 * 1024 * 1024*100);// 設(shè)置幀頻率
//Android2.2以上直接用MediaRecorder.setProfile得到統(tǒng)一的配置
mMediaRecorder.setProfile(CamcorderProfile.get(CamcorderProfile.QUALITY_720P));
mMediaRecorder.setOrientationHint(mRotationRecord);// 輸出旋轉(zhuǎn)90度,保持豎屏錄制
mMediaRecorder.setOutputFile(mRecordFile.getAbsolutePath());
try {
mMediaRecorder.prepare();
mMediaRecorder.start();
} catch (IllegalStateException e) {
e.printStackTrace();
} catch (RuntimeException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 初始化攝像頭
*/
private void initCamera() throws IOException {
if (mCamera != null) {
freeCamera();
}
try {
mCamera = Camera.open();
} catch (Exception e) {
e.printStackTrace();
freeCamera();
}
if (mCamera == null)
return;
mCamera.setDisplayOrientation(90);
mCamera.setPreviewDisplay(mSurfaceHolder);
mCamera.startPreview();
mCamera.unlock();
}
/**
* 視屏錄制保存地方
*/
private void createRecordDir() {
File videoFolder = new File(Environment.getExternalStorageDirectory()
+ File.separator + "yufs/");//錄制視頻的保存地址
if (!videoFolder.exists()) {
videoFolder.mkdirs();
}
File recordDir = videoFolder;
try {
// mp4格式的錄制的視頻文件
mRecordFile = File.createTempFile("recording", ".mp4", recordDir);
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* 釋放攝像頭資源
*/
private void freeCamera() {
try {
if (mCamera != null) {
mCamera.setPreviewCallback(null);
mCamera.stopPreview();
mCamera.lock();
mCamera.release();
mCamera = null;
}
}catch (Exception e){
//視頻成功錄制了,資源回收的時候偶爾會崩潰
}
}
/**
* 停止錄制
*/
public void stopRecord() {
if (mMediaRecorder != null) {
// 設(shè)置后不會崩
mMediaRecorder.setOnErrorListener(null);
mMediaRecorder.setPreviewDisplay(null);
try {
mMediaRecorder.stop();
mMediaRecorder.release();
} catch (IllegalStateException e) {
e.printStackTrace();
} catch (RuntimeException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}
}
@Override
public void onError(MediaRecorder mr, int what, int extra) {
try {
if (mr != null)
mr.reset();
} catch (IllegalStateException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* @param v
*/
private void startAnimator(View v){
AnimatorSet animatorSet = new AnimatorSet();//組合動畫
ObjectAnimator scaleX = ObjectAnimator.ofFloat(v, "scaleX", 0, 1f);
ObjectAnimator scaleY = ObjectAnimator.ofFloat(v, "scaleY", 0, 1f);
animatorSet.setDuration(1000);
animatorSet.setInterpolator(new DecelerateInterpolator());
animatorSet.play(scaleX).with(scaleY);//兩個動畫同時開始
animatorSet.start();
}
}
三、錄制完成,獲取錄制的視頻并播放
代碼如下:
public class VideoPlayActivity extends Activity implements MediaPlayer.OnPreparedListener, TextureVideoView.OnPlayStateListener, MediaPlayer.OnInfoListener, MediaPlayer.OnVideoSizeChangedListener, MediaPlayer.OnErrorListener, MediaPlayer.OnSeekCompleteListener {
private VideoViewTouch mVideoView;
private RelativeLayout rl_loading;
private Context mContext;
/** 播放路徑 */
private String mSourcePath;
private Intent uploadService;//視頻上傳服務(wù)
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_video_preview);
initView();
setListener();
initData();
}
private void initData() {
//本地視頻路徑
mSourcePath=getIntent().getStringExtra("source");
//播放視屏
parseIntentUrl(getIntent());
}
private void parseIntentUrl(Intent intent) {
mVideoView.setVideoPath(mSourcePath);
}
private void setListener() {
mVideoView.setOnPreparedListener(this);
mVideoView.setOnPlayStateListener(this);
mVideoView.setOnTouchEventListener(mOnVideoTouchListener);
mVideoView.setOnInfoListener(this);
mVideoView.setOnVideoSizeChangedListener(this);
mVideoView.setOnErrorListener(this);
mVideoView.setOnSeekCompleteListener(this);
}
private void initView() {
mVideoView= (VideoViewTouch) findViewById(R.id.preview);
rl_loading= (RelativeLayout) findViewById(R.id.video_loading);
View preview_layout = findViewById(R.id.preview_layout);
preview_layout.setVisibility(View.VISIBLE);
}
private VideoViewTouch.OnTouchEventListener mOnVideoTouchListener = new VideoViewTouch.OnTouchEventListener() {
@Override
public boolean onClick() {
if (mVideoView.isPlaying()) {
mVideoView.pauseClearDelayed();
} else {
mVideoView.start();
}
return true;
}
@Override
public void onVideoViewDown() {
}
@Override
public void onVideoViewUp() {
}
};
@Override
public void onPrepared(MediaPlayer mp) {
//獲取視頻的寬和高
int videoWidth = mp.getVideoWidth();
int videoHeight = mp.getVideoHeight();
Log.e("yufs","視頻的寬:"+videoWidth+",視頻的高:"+videoHeight);
//重新設(shè)置TextureView寬和高
mVideoView.resize();
//開始播放
rl_loading.setVisibility(View.GONE);
mVideoView.start();
}
@Override
public void onStateChanged(boolean isPlaying) {
}
@Override
public boolean onInfo(MediaPlayer mp, int what, int extra) {
return false;
}
@Override
public void onVideoSizeChanged(MediaPlayer mp, int width, int height) {
}
@Override
public boolean onError(MediaPlayer mp, int what, int extra) {
return false;
}
@Override
public void onSeekComplete(MediaPlayer mp) {
}
@Override
protected void onDestroy() {
super.onDestroy();
}
}
以上就是本文的全部內(nèi)容,希望對大家的學(xué)習(xí)有所幫助,也希望大家多多支持腳本之家。
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