本文整理汇总了Java中zxing.camera.open.OpenCameraInterface类的典型用法代码示例。如果您正苦于以下问题：Java OpenCameraInterface类的具体用法？Java OpenCameraInterface怎么用？Java OpenCameraInterface使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
OpenCameraInterface类属于zxing.camera.open包，在下文中一共展示了OpenCameraInterface类的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: openDriver
import zxing.camera.open.OpenCameraInterface; //导入依赖的package包/类
/**
* Opens the camera driver and initializes the hardware parameters.
*
* @param holder
* The surface object which the camera will draw preview frames
* into.
* @throws IOException
* Indicates the camera driver failed to open.
*/
public synchronized void openDriver(SurfaceHolder holder) throws IOException {
Camera theCamera = camera;
if (theCamera == null) {
if (requestedCameraId >= 0) {
theCamera = OpenCameraInterface.open(requestedCameraId);
} else {
theCamera = OpenCameraInterface.open();
}
if (theCamera == null) {
throw new IOException();
}
camera = theCamera;
}
theCamera.setPreviewDisplay(holder);
if (!initialized) {
initialized = true;
configManager.initFromCameraParameters(theCamera);
}
Camera.Parameters parameters = theCamera.getParameters();
String parametersFlattened = parameters == null ? null : parameters.flatten(); // Save
// these,
// temporarily
try {
configManager.setDesiredCameraParameters(theCamera, false);
} catch (RuntimeException re) {
// Driver failed
Log.w(TAG, "Camera rejected parameters. Setting only minimal safe-mode parameters");
Log.i(TAG, "Resetting to saved camera params: " + parametersFlattened);
// Reset:
if (parametersFlattened != null) {
parameters = theCamera.getParameters();
parameters.unflatten(parametersFlattened);
try {
theCamera.setParameters(parameters);
configManager.setDesiredCameraParameters(theCamera, true);
} catch (RuntimeException re2) {
// Well, darn. Give up
Log.w(TAG, "Camera rejected even safe-mode parameters! No configuration");
}
}
}
}