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am 81c80180: Merge "Camera2: relax the EV compensation requirements" into lmp-mr1-dev

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* commit '81c80180311803d9faabc0bbd6c0813f44edcf7d':
  Camera2: relax the EV compensation requirements
This commit is contained in:
Zhijun He
2015-02-05 02:15:49 +00:00
committed by Android Git Automerger
parent a638c44bfc 81c8018031
commit 6bafb86655
1 changed files with 4 additions and 2 deletions
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6
core/java/android/hardware/camera2/CameraCharacteristics.java
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@@ -391,10 +391,12 @@ public final class CameraCharacteristics extends CameraMetadata<CameraCharacteri
* {@link CaptureRequest#CONTROL_AE_EXPOSURE_COMPENSATION android.control.aeExposureCompensation}, in counts of {@link CameraCharacteristics#CONTROL_AE_COMPENSATION_STEP android.control.aeCompensationStep},
* that are supported by this camera device.</p>
* <p><b>Range of valid values:</b><br></p>
* <p>Range [0,0] indicates that exposure compensation is not supported.</p>
* <p>For LIMITED and FULL devices, range must follow below requirements if exposure
* compensation is supported (<code>range != [0, 0]</code>):</p>
* <p><code>Min.exposure compensation * {@link CameraCharacteristics#CONTROL_AE_COMPENSATION_STEP android.control.aeCompensationStep} &lt;= -2 EV</code></p>
* <p><code>Max.exposure compensation * {@link CameraCharacteristics#CONTROL_AE_COMPENSATION_STEP android.control.aeCompensationStep} &gt;= 2 EV</code></p>
* <p>LEGACY devices may support a smaller range than this, including the range [0,0], which
* indicates that changing the exposure compensation is not supported.</p>
* <p>LEGACY devices may support a smaller range than this.</p>
* <p>This key is available on all devices.</p>
*
* @see CameraCharacteristics#CONTROL_AE_COMPENSATION_STEP