Android拍照方法Word下载.docx

Android拍照方法Word下载.docx

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15. 

privateStringTAG="

PhotoActivity"

;

16. 

17. 

@Override 

18. 

public 

voidonCreate（BundlesavedInstanceState）{ 

19. 

super.onCreate（savedInstanceState）;

20. 

setContentView（R.layout.main）;

21. 

try{ 

22. 

Intentintent=newIntent（MediaStore.ACTION_IMAGE_CAPTURE）;

23. 

Fileout=newFile（Environment.getExternalStorageDirectory（）, 

24. 

"

camera.jpg"

）;

25. 

Uriuri=Uri.fromFile（out）;

26. 

intent.putExtra（MediaStore.EXTRA_OUTPUT,uri）;

27. 

startActivityForResult（intent,0）;

28. 

}catch（Exceptione）{ 

29. 

e.printStackTrace（）;

30. 

} 

31. 

32. 

33. 

34. 

protected 

voidonActivityResult（intrequestCode,intresultCode,Intentdata）{ 

35. 

36. 

Log.v（TAG,"

onActivityResultrequestCode="

+requestCode+"

resultCode= 

37. 

+resultCode）;

38. 

if（requestCode!

=0）{ 

39. 

return;

40. 

41. 

if（resultCode==0）{ 

42. 

finish（）;

43. 

44. 

45. 

Intentintent=newIntent（）;

46. 

intent.setClass（this,ViewPhotoActivity.class）;

47. 

this.startActivity（intent）;

48. 

49. 

50. 

Log.v（TAG,e.getMessage（））;

51. 

52. 

53.} 

查看照片代码：

3.importandroid.app.Activity;

4.importandroid.app.AlertDialog;

5.importandroid.content.DialogInterface;

6.importandroid.graphics.Bitmap;

7.importandroid.graphics.BitmapFactory;

8.importandroid.os.Bundle;

9.importandroid.os.Environment;

11.importandroid.view.MotionEvent;

12.importandroid.widget.ImageView;

14.importcom.ziyouku.demo.R;

16.public 

classViewPhotoActivityextendsActivity{ 

ViewPhotoActivity"

privateAlertDialogalertDialog;

privateImageViewview;

setContentView（R.layout.camera）;

view=（ImageView）findViewById（R.id.image）;

StringpathString=Environment.getExternalStorageDirectory（） 

.toString（）+"

/camera.jpg"

Log.v（"

"

"

pathString="

+pathString）;

Bitmapb=BitmapFactory.decodeFile（pathString）;

view.setImageBitmap（b）;

alertDialog=newAlertDialog.Builder（ViewPhotoActivity.this） 

.setMessage（"

自由库测试demo"

） 

.setPositiveButton（"

ok"

newDialogInterface.OnClickListener（）{ 

voidonClick（DialogInterfacedialog, 

intwhichButton）{ 

}） 

.setNegativeButton（"

cancle"

}）.create（）;

alertDialog.show（）;

throw 

newRuntimeException（e）;

53. 

54. 

booleanonTouchEvent（MotionEventevent）{ 

55. 

onTouchEventevent="

+event.getX（））;

56. 

return 

super.onTouchEvent（event）;

57. 

58.} 

3、自定义拍照界面的方法：

3.importjava.io.IOException;

4.importcom.ziyouku.demo.R;

5.importandroid.app.Activity;

6.importandroid.content.pm.ActivityInfo;

7.importandroid.graphics.Bitmap;

8.importandroid.graphics.BitmapFactory;

9.importandroid.graphics.PixelFormat;

10.importandroid.hardware.Camera;

11.importandroid.hardware.Camera.AutoFocusCallback;

12.importandroid.hardware.Camera.Parameters;

13.importandroid.hardware.Camera.PictureCallback;

14.importandroid.hardware.Camera.ShutterCallback;

15.importandroid.os.Bundle;

16.importandroid.util.Log;

17.importandroid.view.KeyEvent;

18.importandroid.view.SurfaceHolder;

19.importandroid.view.SurfaceView;

20.importandroid.view.View;

21.importandroid.view.Window;

22.importandroid.view.WindowManager;

23.importandroid.view.SurfaceHolder.Callback;

24.importandroid.view.View.OnClickListener;

25.importandroid.widget.ImageView;

27.public 

classCameraCustomextendsActivityimplementsCallback,OnClickListener{ 

privateSurfaceViewmSurfaceView;

privateSurfaceHoldermSurfaceHolder;

privateCameramCamera;

private 

booleanmPreviewRunning;

privateImageViewmImageView;

this.requestWindowFeature（Window.FEATURE_NO_TITLE）;

getWindow（）.setFormat（PixelFormat.TRANSLUCENT）;

getWindow（）.setFlags（WindowManager.LayoutParams.FLAG_FULLSCREEN, 

WindowManager.LayoutParams.FLAG_FULLSCREEN）;

setRequestedOrientation（ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE）;

mSurfaceView=（SurfaceView）findViewById（R.id.camera）;

mImageView=（ImageView）findViewById（R.id.image）;

mImageView.setVisibility（View.GONE）;

mSurfaceView.setOnClickListener（this）;

mSurfaceHolder=mSurfaceView.getHolder（）;

mSurfaceHolder.addCallback（this）;

mSurfaceHolder.setType（SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS）;

voidsurfaceChanged（SurfaceHolderholder,intformat,intwidth, 

intheight）{ 

if（mPreviewRunning）{ 

mCamera.stopPreview（）;

58. 

Parametersparams=mCamera.getParameters（）;

59. 

params.setPictureFormat（PixelFormat.JPEG）;

//设置图片格式 

60. 

//params.setPreviewSize（width,height）;

61. 

params.set（"

rotation"

90）;

62. 

mCamera.setParameters（params）;

63. 

64. 

mCamera.setPreviewDisplay（holder）;

65. 

}catch（IOExceptione）{ 

66. 

67. 

68. 

mCamera.startPreview（）;

69. 

mPreviewRunning=true;

70. 

71. 

72. 

privateAutoFocusCallbackmAutoFocusCallBack=newAutoFocusCallback（）{ 

73. 

74. 

voidonAutoFocus（booleansuccess,Cameracamera）{ 

75. 

AutoFocusCallback"

AutoFocusCallback,booleansuccess:

+success）;

76. 

Camera.ParametersParameters=mCamera.getParameters（）;

77. 

Parameters.setPictureFormat（PixelFormat.JPEG）;

78. 

mCamera.setParameters（Parameters）;

79. 

mCamera.takePicture（mShutterCallback,null,mPictureCallback）;

80. 

81. 

};

82. 

83. 

84. 

voidsurfaceCreated（SurfaceHolderholder）{ 

85. 

mCamera=Camera.open（）;

86. 

87. 

88. 

89. 

voidsurfaceDestroyed（SurfaceHolderholder）{ 

90. 

91. 

mPreviewRunning=false;

92. 

mCamera.release（）;

93. 

mCamera=null;

94. 

95. 

96. 

/** 

97. 

*拍照的回调接口 

98. 

*/ 

99. 

PictureCallbackmPictureCallback=newPictureCallback（）{ 

100. 

101. 

voidonPictureTaken（byte[]data,Cameracamera）{ 

102. 

PictureCallback"

…onPictureTaken…"

103. 

if（data!

=null）{ 

104. 

Bitmapbitmap=BitmapFactory.decodeByteArray（data,0, 

105. 

data.length）;

106. 

mImageView.setImageBitmap（bitmap）;

107. 

mImageView.setVisibility（View.VISIBLE）;

108. 

mSurfaceView.setVisibility（View.GONE）;

109. 

110. 

111. 

112. 

113. 

114. 

115.