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\r\nprotected void configureCameraParameters(Camera.Parameters cameraParams, boolean portrait) {\r\n if (Build.VERSION.SDK_INT < Build.VERSION_CODES.FROYO) { \/\/ for 2.1 and before\r\n if (portrait) {\r\n cameraParams.set(CAMERA_PARAM_ORIENTATION, CAMERA_PARAM_PORTRAIT);\r\n } else {\r\n cameraParams.set(CAMERA_PARAM_ORIENTATION, CAMERA_PARAM_LANDSCAPE);\r\n }\r\n } else { \/\/ for 2.2 and later\r\n int angle;\r\n int angle2;\r\n Display display = mActivity.getWindowManager().getDefaultDisplay();\r\n switch (display.getRotation()) {\r\n case Surface.ROTATION_0: \/\/ This is display orientation\r\n angle = 90; \/\/ This is camera orientation\r\n angle2=0;\r\n break;\r\n case Surface.ROTATION_90:\r\n angle = 0;\r\n angle2=270;\r\n break;\r\n case Surface.ROTATION_180:\r\n angle = 270;\r\n angle2=180;\r\n break;\r\n case Surface.ROTATION_270:\r\n angle = 180;\r\n angle2=0;\r\n break;\r\n default:\r\n angle = 90;\r\n angle2=90;\r\n break;\r\n }\r\n Log.v(LOG_TAG, \"angle: \" + angle);\r\n onOrientationChanged(angle2);\r\n mCamera.setDisplayOrientation(angle);\r\n }<\/pre>\n <\/p>\n
\r\npublic void onOrientationChanged(int orientation) {\r\n \/\/if (orientation == ORIENTATION_UNKNOWN) return;\r\n android.hardware.Camera.CameraInfo info =\r\n new android.hardware.Camera.CameraInfo();\r\n android.hardware.Camera.getCameraInfo(mCameraId, info);\r\n orientation = (orientation + 45) \/ 90 * 90;\r\n int rotation = 0;\r\n if (info.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) {\r\n rotation = (info.orientation - orientation + 360) % 360;\r\n } else { \/\/ back-facing camera\r\n rotation = (info.orientation + orientation) % 360;\r\n }\r\n Camera.Parameters cameraParams = mCamera.getParameters();\r\n cameraParams.setRotation(rotation);\r\n mCamera.setParameters(cameraParams);\r\n}<\/pre>\n\u3067\u5bfe\u5fdc\u3055\u3057\u305f\u3002<\/p>\n
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