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Merge "Camera: Clarify manual capture behavior for logical camera" into qt-dev

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TreeHugger Robot
2019-06-28 23:54:09 +00:00
committed by Android (Google) Code Review
parent f4535c8d51 da189bddc2
commit 6da414a8f6
1 changed files with 8 additions and 8 deletions
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16
core/java/android/hardware/camera2/CameraMetadata.java
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@@ -925,14 +925,14 @@ public abstract class CameraMetadata<TKey> {
* case, when the application configures a RAW stream, the camera device will make sure * case, when the application configures a RAW stream, the camera device will make sure
* the active physical camera will remain active to ensure consistent RAW output * the active physical camera will remain active to ensure consistent RAW output
* behavior, and not switch to other physical cameras.</p> * behavior, and not switch to other physical cameras.</p>
* <p>To maintain backward compatibility, the capture request and result metadata tags * <p>The capture request and result metadata tags required for backward compatible camera
* required for basic camera functionalities will be solely based on the * functionalities will be solely based on the logical camera capabiltity. On the other
* logical camera capabiltity. Other request and result metadata tags, on the other * hand, the use of manual capture controls (sensor or post-processing) with a
* hand, will be based on current active physical camera. For example, the physical * logical camera may result in unexpected behavior when the HAL decides to switch
* cameras' sensor sensitivity and lens capability could be different from each other. * between physical cameras with different characteristics under the hood. For example,
* So when the application manually controls sensor exposure time/gain, or does manual * when the application manually sets exposure time and sensitivity while zooming in,
* focus control, it must checks the current active physical camera's exposure, gain, * the brightness of the camera images may suddenly change because HAL switches from one
* and focus distance range.</p> * physical camera to the other.</p>
* *
* @see CameraCharacteristics#LENS_DISTORTION * @see CameraCharacteristics#LENS_DISTORTION
* @see CameraCharacteristics#LENS_INFO_FOCUS_DISTANCE_CALIBRATION * @see CameraCharacteristics#LENS_INFO_FOCUS_DISTANCE_CALIBRATION