本文整理汇总了Java中android.hardware.Camera.Parameters.getFlashMode方法的典型用法代码示例。如果您正苦于以下问题：Java Parameters.getFlashMode方法的具体用法？Java Parameters.getFlashMode怎么用？Java Parameters.getFlashMode使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类android.hardware.Camera.Parameters的用法示例。
在下文中一共展示了Parameters.getFlashMode方法的7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: turnLightOff
import android.hardware.Camera.Parameters; //导入方法依赖的package包/类
/**
* 通过设置Camera关闭闪光灯
*
* @param mCamera
*/
public void turnLightOff() {
if (camera == null) {
return;
}
Parameters parameters = camera.getParameters();
if (parameters == null) {
return;
}
List<String> flashModes = parameters.getSupportedFlashModes();
String flashMode = parameters.getFlashMode();
// Check if camera flash exists
if (flashModes == null) {
return;
}
// 闪光灯打开状态
if (!Parameters.FLASH_MODE_OFF.equals(flashMode)) {
// Turn off the flash
if (flashModes.contains(Parameters.FLASH_MODE_OFF)) {
parameters.setFlashMode(Parameters.FLASH_MODE_OFF);
camera.setParameters(parameters);
} else {
Log.e(TAG, "FLASH_MODE_OFF not supported");
}
}
}
示例2: setFlashState
import android.hardware.Camera.Parameters; //导入方法依赖的package包/类
/** Turns the LED on or off if phone has one. */
public synchronized void setFlashState(boolean state) {
Log.d("flash", "flash called");
// If the camera has already been opened, we apply the change immediately
if (mCamera != null) {
Log.d("flash", "camera not null");
if (mStreaming && mMode == MODE_MEDIARECORDER_API) {
lockCamera();
}
Parameters parameters = mCamera.getParameters();
// We test if the phone has a flash
if (parameters.getFlashMode()==null) {
// The phone has no flash or the choosen camera can not toggle the flash
throw new RuntimeException("Can't turn the flash on !");
} else {
parameters.setFlashMode(state?Parameters.FLASH_MODE_TORCH:Parameters.FLASH_MODE_OFF);
try {
mCamera.setParameters(parameters);
mFlashEnabled = state;
} catch (RuntimeException e) {
mFlashEnabled = false;
throw new RuntimeException("Can't turn the flash on !");
} finally {
if (mStreaming && mMode == MODE_MEDIARECORDER_API) {
unlockCamera();
}
}
}
} else {
mFlashEnabled = state;
}
}
示例3: turnLightOn
import android.hardware.Camera.Parameters; //导入方法依赖的package包/类
public static void turnLightOn(Camera mCamera) {
if (mCamera == null) {
return;
}
Parameters parameters = mCamera.getParameters();
if (parameters == null) {
return;
}
List<String> flashModes = parameters.getSupportedFlashModes();
// Check if camera flash exists
if (flashModes == null) {
// Use the screen as a flashlight (next best thing)
return;
}
String flashMode = parameters.getFlashMode();
Log.i(TAG, "Flash mode: " + flashMode);
Log.i(TAG, "Flash modes: " + flashModes);
if (!Parameters.FLASH_MODE_TORCH.equals(flashMode)) {
// Turn on the flash
if (flashModes.contains(Parameters.FLASH_MODE_TORCH)) {
parameters.setFlashMode(Parameters.FLASH_MODE_TORCH);
mCamera.setParameters(parameters);
} else {
}
}
}
示例4: turnLightOn
import android.hardware.Camera.Parameters; //导入方法依赖的package包/类
/**
* 通过设置Camera打开闪光灯
*/
public void turnLightOn() {
if (camera == null) {
return;
}
Parameters parameters = camera.getParameters();
if (parameters == null) {
return;
}
List<String> flashModes = parameters.getSupportedFlashModes();
if (flashModes == null) {
return;
}
String flashMode = parameters.getFlashMode();
Log.i(TAG, "Flash mode: " + flashMode);
Log.i(TAG, "Flash modes: " + flashModes);
// 闪光灯关闭状态
if (!Parameters.FLASH_MODE_TORCH.equals(flashMode)) {
// Turn on the flash
if (flashModes.contains(Parameters.FLASH_MODE_TORCH)) {
parameters.setFlashMode(Parameters.FLASH_MODE_TORCH);
camera.setParameters(parameters);
camera.startPreview();
} else {
}
}
}
示例5: isFlashSupported
import android.hardware.Camera.Parameters; //导入方法依赖的package包/类
public static boolean isFlashSupported(Camera camera) {
if (camera == null) {
return false;
}
Parameters parameters = camera.getParameters();
if (parameters.getFlashMode() == null) {
return false;
}
List<String> supportedFlashModes = parameters.getSupportedFlashModes();
if (supportedFlashModes == null || supportedFlashModes.isEmpty() || (supportedFlashModes.size() == 1 && ((String) supportedFlashModes.get(0)).equals("off"))) {
return false;
}
return true;
}
示例6: setFlashState
import android.hardware.Camera.Parameters; //导入方法依赖的package包/类
/** Turns the LED on or off if phone has one. */
public synchronized void setFlashState(boolean state) {
// If the camera has already been opened, we apply the change immediately
if (mCamera != null) {
if (mStreaming && mMode == MODE_MEDIARECORDER_API) {
lockCamera();
}
Parameters parameters = mCamera.getParameters();
// We test if the phone has a flash
if (parameters.getFlashMode()==null) {
// The phone has no flash or the choosen camera can not toggle the flash
throw new RuntimeException("Can't turn the flash on !");
} else {
parameters.setFlashMode(state?Parameters.FLASH_MODE_TORCH:Parameters.FLASH_MODE_OFF);
try {
mCamera.setParameters(parameters);
mFlashEnabled = state;
} catch (RuntimeException e) {
mFlashEnabled = false;
throw new RuntimeException("Can't turn the flash on !");
} finally {
if (mStreaming && mMode == MODE_MEDIARECORDER_API) {
unlockCamera();
}
}
}
} else {
mFlashEnabled = state;
}
}
示例7: turnLightOff
import android.hardware.Camera.Parameters; //导入方法依赖的package包/类
/**
* ͨ������Camera�ر������
* @param mCamera
*/
public static void turnLightOff(Camera mCamera) {
if (mCamera == null) {
return;
}
Parameters parameters = mCamera.getParameters();
if (parameters == null) {
return;
}
List<String> flashModes = parameters.getSupportedFlashModes();
String flashMode = parameters.getFlashMode();
// Check if camera flash exists
if (flashModes == null) {
return;
}
Log.i(TAG, "Flash mode: " + flashMode);
Log.i(TAG, "Flash modes: " + flashModes);
if (!Parameters.FLASH_MODE_OFF.equals(flashMode)) {
// Turn off the flash
if (flashModes.contains(Parameters.FLASH_MODE_OFF)) {
parameters.setFlashMode(Parameters.FLASH_MODE_OFF);
mCamera.setParameters(parameters);
} else {
Log.e(TAG, "FLASH_MODE_OFF not supported");
}
}
}