package com.andbase.demo.activity;
import android.app.Activity;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.hardware.Camera;
import android.hardware.Camera.AutoFocusCallback;
import android.hardware.Camera.PictureCallback;
import android.hardware.Camera.PreviewCallback;
import android.net.Uri;
import android.os.Bundle;
import android.provider.MediaStore;
import android.util.Log;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.FrameLayout;
import android.widget.ImageView;
import com.andbase.demo.R;
import com.andbase.demo.camera.CameraManager;
import com.andbase.demo.camera.Config;
import com.andbase.library.util.AbImageUtil;
import com.andbase.library.util.AbToastUtil;
import java.io.File;
import java.io.OutputStream;
import java.util.Random;
public class CaptureActivity extends Activity implements SurfaceHolder.Callback {
/** UI相关. */
private SurfaceView surfaceView = null;
/** 拍照按钮. */
private Button camBtn,flashBtn,focusBtn,okBtn,cancleBtn;
/** 布局. */
private FrameLayout camLayout,previewLayout;
/** 图片结果. */
private ImageView imgResult;
/** 控制相关. */
private boolean hasSurface = false;
/** 当前路径. */
private String path = null;
/**
* 开始.
* @param savedInstanceState
*/
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.requestWindowFeature(Window.FEATURE_NO_TITLE);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
//屏幕参数
int cameraId = this.getIntent().getIntExtra("cameraId", 0);
int orientation = this.getIntent().getIntExtra("orientation", 0);
Config.cameraId = cameraId;
Config.orientation = orientation;
Config.focusMode = 1;
//强制为横屏
if(Config.orientation==0){
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
}else{
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
}
setContentView(R.layout.camera_main);
// 初始化 CameraManager
CameraManager.init(getApplication());
surfaceView = (SurfaceView) findViewById(R.id.preview_view);
SurfaceHolder surfaceHolder = (SurfaceHolder)surfaceView.getHolder();
surfaceHolder.addCallback(this);
surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
surfaceView.setKeepScreenOn(true);
//UI相关
camBtn = (Button)this.findViewById(R.id.shot_btn);
flashBtn = (Button)this.findViewById(R.id.flash_btn);
focusBtn = (Button)this.findViewById(R.id.focus_btn);
okBtn = (Button)this.findViewById(R.id.ok_btn);
cancleBtn = (Button)this.findViewById(R.id.cancle_btn);
camLayout = (FrameLayout)this.findViewById(R.id.cam_layout);
previewLayout = (FrameLayout)this.findViewById(R.id.preview_layout);
camLayout.setVisibility(View.VISIBLE);
previewLayout.setVisibility(View.GONE);
imgResult = (ImageView)this.findViewById(R.id.imgResult);
if(cameraId==1){
flashBtn.setVisibility(View.GONE);
}
okBtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent();
intent.putExtra("path", path);
setResult(RESULT_OK,intent);
finish();
}
});
//拍照的回调
CameraManager.get().setPictureCallback(new PictureCallback() {
@Override
public void onPictureTaken(byte[] data, Camera camera) {
//关闭预览
CameraManager.get().stopPreview();
Bitmap cameraBitmap = AbImageUtil.getBitmap(data,1280,720);
camLayout.setVisibility(View.INVISIBLE);
previewLayout.setVisibility(View.VISIBLE);
imgResult.setImageBitmap(cameraBitmap);
//插入到相册数据库
try{
String url = insertImage(CaptureActivity.this.getContentResolver(), cameraBitmap, "andbase", "andbase");
path = getRealFilePath(CaptureActivity.this,Uri.parse(url));
Log.e("onPictureTaken", "onPictureTaken insertImage："+path);
AbToastUtil.showToast(CaptureActivity.this,"insertImage:"+path);
}catch (Exception e){
e.printStackTrace();
}
}
});
//对焦的控制
CameraManager.get().setAutoFocusCallback(new AutoFocusCallback() {
@Override
public void onAutoFocus(boolean success, Camera camera) {
if(success){
//对焦成功
}else{
/*//关键代码：自动对焦
new Handler().postDelayed(new Runnable(){
@Override
public void run() {
CameraManager.get().requestAutoFocus();
}
}, 1000);*/
}
if(Config.focusMode == 1) {
CameraManager.get().startPreview();
}
}
});
// 预览
CameraManager.get().setPreviewCallback(new PreviewCallback() {
@Override
public void onPreviewFrame(byte[] data, Camera camera) {
}
});
//拍照
camBtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
CameraManager.get().takePicture();
//声音
shootSound();
}
});
//点击屏幕
surfaceView.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
imgResult.setImageBitmap(null);
//继续预览
CameraManager.get().startPreview();
}
});
//闪光灯
flashBtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
CameraManager.get().toogleFlash();
}
});
if(Config.focusMode == 0){
//手动对焦
focusBtn.setVisibility(View.VISIBLE);
focusBtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
CameraManager.get().requestAutoFocus();
}
});
}
cancleBtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
imgResult.setImageBitmap(null);
camLayout.setVisibility(View.VISIBLE);
previewLayout.setVisibility(View.INVISIBLE);
CameraManager.get().startPreview();
}
});
}
/**
* 打开相机.
*
* @param surfaceHolder the surface holder
*/
private void initCamera(SurfaceHolder surfaceHolder) {
try {
CameraManager manager = CameraManager.get();
Log.e("initCamera", "initCamera 相机界面初始化:"+Config.cameraId);
manager.openDriver(surfaceHolder,Config.cameraId);
manager.startPreview();
}catch (Exception e) {
e.printStackTrace();
}
}
/**
* surfaceChanged.
* @param holder
* @param format
* @param width
* @param height
*/
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width,
int height) {
//Log.e("surfaceChanged", "surfaceChanged 相机界面改变");
}
/**
* surfaceCreated.
* @param holder
*/
@Override
public void surfaceCreated(SurfaceHolder holder) {
if (!hasSurface) {
initCamera(holder);
hasSurface = true;
}
}
/**
* surfaceDestroyed.
* @param holder
*/
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
hasSurface = false;
}
/**
* 暂停,将相机关闭.
*/
@Override
protected void onPause() {
CameraManager.get().stopPreview();
CameraManager.get().closeDriver();
Log.e("onPause", "onPause 相机界面暂停");
super.onPause();
}
/**
* 恢复.
*/
@Override
protected void onResume() {
//恢复相机
SurfaceView surfaceView = (SurfaceView) findViewById(R.id.preview_view);
SurfaceHolder surfaceHolder = surfaceView.getHolder();
Log.e("hasSurface", "hasSurface："+hasSurface);
if (hasSurface) {
//SurfaceView存在就重新打开相机
initCamera(surfaceHolder);
} else {
//SurfaceView不存在，重新设置surfaceHolder，同时SurfaceView会被重建
surfaceHolder.addCallback(this);
surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
CameraManager.get().startPreview();
}
//关键代码：恢复数据
Log.e("onResume", "onResume 相机界面恢复");
super.onResume();
}
/**
* 完成.
*/
@Override
public void finish() {
super.finish();
Log.e("finish", "finish 相机界面释放");
}
/**
*
* 释放资源.
*/
@Override
protected void onDestroy() {
super.onDestroy();
}
/**
* 播放系统拍照声音
*/
public void shootSound(){
/*MediaPlayer mp = null;
AudioManager am = (AudioManager)getSystemService(Context.AUDIO_SERVICE);
int volume = am.getStreamVolume( AudioManager.STREAM_NOTIFICATION);
if (volume != 0) {
if (mp == null)
mp = MediaPlayer.create(this, Uri.parse("file:///system/media/audio/ui/camera_click.ogg"));
if (mp != null)
mp.start();
} */
}
public String getRealFilePath(final Context context, final Uri uri ) {
if ( null == uri ) return null;
final String scheme = uri.getScheme();
String data = null;
if ( scheme == null )
data = uri.getPath();
else if ( ContentResolver.SCHEME_FILE.equals( scheme ) ) {
data = uri.getPath();
} else if ( ContentResolver.SCHEME_CONTENT.equals( scheme ) ) {
Cursor cursor = context.getContentResolver().query( uri, new String[] { MediaStore.Images.ImageColumns.DATA }, null, null, null );
if ( null != cursor ) {
if ( cursor.moveToFirst() ) {
int index = cursor.getColumnIndex( MediaStore.Images.ImageColumns.DATA );
if ( index > -1 ) {
data = cursor.getString( index );
}
}
cursor.close();
}
}
return data;
}
public static final String insertImage(ContentResolver cr, Bitmap source,
String title, String description) {
ContentValues values = new ContentValues();
values.put(MediaStore.Images.Media.TITLE, title);
values.put(MediaStore.Images.Media.DESCRIPTION, description);
values.put(MediaStore.Images.Media.MIME_TYPE, "image/jpeg");
Uri url = null;
String stringUrl = null;
try {
url = cr.insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
if (source != null) {
OutputStream imageOut = cr.openOutputStream(url);
try {
source.compress(Bitmap.CompressFormat.JPEG, 50, imageOut);
} finally {
imageOut.close();
}
} else {
cr.delete(url, null, null);
url = null;
}
} catch (Exception e) {
if (url != null) {
cr.delete(url, null, null);
url = null;
}
}
if (url != null) {
stringUrl = url.toString();
}
return stringUrl;
}
}