Hardware Interface in Android (in tamil)

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talent localhost 5554geo fix 2030 500 â¡Á ªè£´ˆî£™, Üèô

«è£†®¡ à¬ìò ñFŠ¹ 20 â¡Á‹ GôG¬ó‚«è£†®Â¬ìò ñFŠ¹ 30 â¡Á‹

àòóˆFÂ¬ìò (Altitute) ñFŠ¹ 500 â¡Á‹Ü¬ñˆ¶‚ ªè£œÀ‹. (ðì‹-1)

Location Changed â¡ø ªñˆî®™ âº«ô†ì˜ Ü™ô¶ ªñ£¬ð™ ®¬õC™ àœ÷ îŸ«ð£¬îò Üèô‚«è£´ ñŸÁ‹ GôG¬ó‚«è£†®¬ù è‡ìPò º®»‹. ÜîŸè£è

loc.getLatitude();loc.getLongitude(); ðò¡ð´ˆîŠðÁø¶

THâv Ý‚®M†®‚è£ùGó™ -3 ™ àœ÷¶.

Run>Run As> Android Application â¡ðî¬ù AO‚ ªêŒî¾ì¡ ÜŠO«èê¡ ªêò™ðìªî£ìƒ°‹. ªì™ªï† Íô‹THâvCŸè£ù îèõL¬ùªè£´ˆî£™ Üî¬ù F¬óJ™è£‡H‚°‹.

â‚OŠC™ Þ¼‰¶‹ îèõ™ªè£´‚è º®»‹. â‚OŠC™

®®â‹âv â¡ðî¬ù «î˜¾ ªêŒ¶ªè£´‚è «õ‡´‹. (ðì‹-3)

Þ‰î ê£¡Á Íô‹ THâv ®¬õC™àœ÷ Üèô‚«è£´ ñŸÁ‹ GôG¬ó‚«è£´âšõ£Á è‡´H®Šð¶ â¡ðî¬ù ð£˜ˆ«î£‹.

Location Changed â¡ø ªñˆî®™ âº«ô†

‡†ó£Œ®™ ðôMîñ£ù ý£˜´«õ˜ ðò¡ð´ˆîŠðÁ¡øù. ê£¡ø£è, Sensors, Camera,aculerometer, magnetometer, pressure sensor,temperature sensor, Telephony, BluetoothñŸÁ‹ õò˜ªôv (Wireless) è¼Mèœ.«èñó£ (Camera)

«èñó£ â™«ô£¼‹ Ý˜õñ£è ðò¡ð´ˆ¶‹å¼ ý£˜´«õ˜ Ý°‹. «èñó£M¬ùÞ¡ªì¡† (Intent)Íôº‹ Classðò¡ð´ˆ¶õî¡ Íôº‹ ÜŠO«èêQ™ ðò¡ð´ˆîô£‹.ê£¡ø£è,

Camera Intent intent = new Intent("android.media.action.IMAGE_CAPTURE) Start Activity(intent);

Ü´ˆîî£è Camera Class ðò¡ð´ˆ¶‹º¬ø¬ò ð£˜Š«ð£‹.

Camera Class ðò¡ð´ˆ¶õîŸ° androidmanifest.xml-™ permission ªè£´‚è «õ‡´‹.

<uses-permission android:name= "android.permission.CAMERA"/>

Camera Class ðò¡ð´ˆF ÜŠO«èêQ™Camera ðò¡ð´ˆîº®»‹.

Camera.Parameters Class Íô‹ Camera-MŸè£ù Parameter-è÷£ù picture size, picturequality, flash modes «ð£¡ø¬õèœ ªè£´‚èº®»‹.Camera Preview ªñˆî´(Method)

Camera Ü¾†¹†®¬ù ð£˜‚è ðò¡ðÁø¶. Surface View Class Íô‹ F¬óJ™è£‡H‚è å¼ î÷ˆF¬ù Ü¬ñˆFì º®»‹.

ê£¡ø£è, ÜŠO«èêQ™ Camera ðò¡ð´ˆ¶‹ º¬øJ¬ù ð£˜Š«ð£‹. Ý‡†ó£Œ´ÜŠO«èê¡ à¼õ£‚Aò¾ì¡ main.xml«î£¡Á‹. main.xml-™ CameraÜ¾†¹†®¬ù ªðÁõîŸ«è Surface View ðò¡ð´ˆî«õ‡´‹./res/layout/main.xml-Ÿè£ù Gó™ content 1-™àœ÷¶ «ð£¡Á Þ¼‚°‹.Content 1:

<Linear Layoutx m l n s : a n d r o i d -

"http://schemas.android.com/apk/res/android"android:layout-width="fill-parent"android:layout-height="fill-parent"android: orientation="vertical"><Surface View android:id="@tid/surface"android:layout-width="fill-parent"android:layout-height="fill-parent"></SurfaceView></LinearLayout>

main.xml-½ì¡ Control interface ðò¡ð´ˆî Þ¡ªù£¼ xml ç¬ð™ ðò¡ð´ˆî«õ‡´‹.

/res/layout/camera overlay.xml-Ÿè£ù Gó™content 2-™ àœ÷¶ «ð£¡Á Þ¼‚°‹.Content 2:

<Linear Layout xmlns:android="http://schemas.android.com/apk/res/ android"android:layout-width="fill-parent"android:layout-height="fill-parent"android:orientation="vertical"android:gravity="bottom"android:Layout-gravity="bottm"><Linear Layoutxmlns:android="http://schemas.android.com

/apk/res/android"android:layout-width="fill-parent"android:layout-height="wrap-content"android:orientation="horizontal"android:gravity="center-horizontal"> <Button android:id="@+id/button"android:layout-width="wrap=content"android:layout-height="wrap-content"android:text="take picture" /></Linear Layout></Linear Layout>

Ü´ˆîî£è Activity à¼õ£‚°‹ º¬øJ¬ù(Gó™ content 3), ºîL™ title ñŸÁ‹ NOTIFICATION BAR ñ¬ø‚èŠð´‹.

Layout Inflater Íô‹ main.xml ç¬ð™ «ñ™cameraoverlay.xml ðò¡ð´ˆîŠð´‹. GóL™ð†ì¬ù AO‚ ªêŒî¾ì¡ ªêò™ ï¬ìªðøOnclickListener() ðò¡ð´ˆî «õ‡´‹. TakePicture(), ShutterCallback ñŸÁ‹ PictureCallback() ðò¡ð´ˆîŠð†´œ÷¶. PictureCallback()Þó‡´ º¬ø ðò¡ð´ˆîŠð†®¼‚°‹.H¡ù˜ Activityîèõ¬ô «êI‚°‹. CompressedPicture byte array ðò¡ð´ˆîŠð†´ Ü¶tempdata â¡ø local variable-L™ «êI‚èŠð´‹. Byte Array-J¬ù Bitmap-Ýè ñ£ŸPìBitmap Factory ðò¡ð´ˆîŠðÁø¶.

îèõ¬ô Bitmap Ýè «êIˆ¶ URL ÝèªðÁõîŸ° media content providerðò¡ð´ˆîŠðÁø¶. è¬ìCò£è ÜŠO«èê¡ º®¾õ¼õîŸ° finish() ðò¡ð´ˆîŠðÁø¶. Cô

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Content 3: src/com/cookbook/hardware/cameraApplica tion.javaPackage com.cookbook.hardware ;import android .app.activity ;import android .content.Intent ;import android .graphics.Bitmap ;import android .graphics.Bitmapfactory ;import android .graphics.Pixelformat ;import android .hardware.camera ;import android .hardware.camera.picturecallback;import android.hardware.camera.shuttercallback;import android .os.Bundle ;import android . provider.media store. Images ;import android . util . Log ;import android . view . LayoutInfbater ;import android . view .Surfaceholder ;import android . view . surfaceview ;import android . view . view ;import android . view . window ;import android . view . Windowmanager ;import android . view .OnclickListener ;import android . view . viewGroup.LayoutParams;import android . widged .Button ;import android .widget . Toast ;

Public class camera Application extends Activity implement surface Holder . Callback{Private static final string TAG ="Private Layout Inflater mInflater =null;Camera m Camera ;byte[] tempdata ;boolean mPreviewRunning = false ;private surface Holder mSurfaceHolder ;private surfaceView mSurfaceView ;Button take Picture ;

@OverridePublic void onCreate (Bundle saved InstanceState){ super . on Create [saved Instance state ] ; getwindow () . setFormat [PixelFormat .TRANSLUCENT); request Window Feature ( Window . FEATURE- NO_TITLE];getWindow().setFlags(WindowManager.LayoutParams. FLAG-FULLSCREEN,

window Manager.Layout.Params.FLAG-FULLSCREEN); SetContentView[R.layout.main]; mSurfaceView= [Surfaceview] findViewBy Id [R.id.surface]; mSurfaceHolder=mSurfaceView.getHolder[]; mSurfaceHolder.addCallback[this]; mSurfaceHolder.setType[SurfaceHolder.SURF ACE-TYPE-PUSH-BUFFERS];

mInflater=LayoutInflater.from[this]; View overview=mInflater .inflate [R.Layout. CameraOverlay,null ]; This .add contentView (overView, new Layout params (layout params .FILL- PARENT Layout Params -FILL -PARENT )); takepicture=[button] findViewById[R.id.button); take picture .set On click listener [new onClickListener (){ public void onClick [View view] { mCamera.takePicture [mShutter Callback , mPicture Callback ,mjpey]; } } ); } ShutterCallback mSshutterCallback=new shutter call back []{ @override public void onShutter(){} };Picturecallback mPictureCallback=newPicture Callback[]{ public void onPictureTaken [byte[] data ,Camera[]{} }; Picture callback mjepy=new Picture callback []{ public void on Picture Taken [byte []data, camera { if [data !=null]{ tempdata =data ; done[]; } } }; void done []{ Bitmap bm= Bitmap Factory .decode Byet Array [temdata,O,tempdata .length]; String url =Images.Media insert Image [getContent Resolver [], bm,null,null]; bm.recycle[]; Bundle. bundle =new Bundle[]; if(url! =null){ bundle.putstring ["Url",url ];

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13ªñ£¬ðL™ preview êKò£è ªêò™ðì£ñ™Þ¼‚°‹. Ü‰î «ïóˆF™ oncreate() ªñˆî®™W›‚è‡ì õKè¬÷ ðò¡ð´ˆî«õ‡´‹.

mthis.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_

LANGUAGE);Ü´ˆîî£è Hardware Telephone Ý°‹.

Þî¬ù ðò¡ð´ˆ¶õîŸ° Telephony Api ðò¡ð´ˆîŠðÁø¶. Intent ðò¡ð´ˆF»‹ ªêò™è¬÷ ðò¡ð´ˆîº®»‹. ê£¡ø£è, start Activity(newIntent(Intent.ACTION_CALL, Vri.parse("tal:9443188750")));

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Intent mIntent =new Intent []; mIntent PutExtras [bundle]; Set Result [RESULT -OK,mIntent ]; } else { Toast.make Text [this, "Picture can notbesaved," Toast .LENGTH -SHORT.show []; } finish []; }

@override public void surface changed [surface Holder holder, int format int w ,int h]{ Log .e {TAG, "surface changed ']; try {

if[mPreview Running]{ mCamera .stop Preview []; mPreview Running =false; }

Camera .parameters p=m Camera.getParameters[]; p.set preview size [w,h ];

mCamera .setparameters [p]; mCamera .setPreview Display [holder ] mCamera .start Preview []; mPreview Running =true ; } Catch [Exception e] { Log .d[" " . e. to string []); } }

@Override Public void surface created[surfaceHolder holder ]{ Log . e [TAG ,"surface created "]; m camera = camera .open []; }

@Override public void surface Destroyed [ surface Holder holder]{ Log .e[TAG, "surface Destroyed " ]; mcamera .stop Preview []; mPreview Running =false; mCamera .release[]; mCamera =null; } }

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Hardware Interface in Android (in tamil)