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-rw-r--r--core/java/android/hardware/Camera.java4
-rw-r--r--core/java/android/hardware/camera2/CameraMetadata.java4
-rw-r--r--core/java/android/hardware/camera2/CaptureRequest.java4
-rw-r--r--docs/html/guide/topics/manifest/uses-feature-element.jd9
4 files changed, 13 insertions, 8 deletions
diff --git a/core/java/android/hardware/Camera.java b/core/java/android/hardware/Camera.java
index 1fc69c0..73bb426 100644
--- a/core/java/android/hardware/Camera.java
+++ b/core/java/android/hardware/Camera.java
@@ -3182,8 +3182,8 @@ public class Camera {
}
/**
- * Sets GPS processing method. It will store up to 32 characters
- * in JPEG EXIF header.
+ * Sets GPS processing method. The method will be stored in a UTF-8 string up to 31 bytes
+ * long, in the JPEG EXIF header.
*
* @param processing_method The processing method to get this location.
*/
diff --git a/core/java/android/hardware/camera2/CameraMetadata.java b/core/java/android/hardware/camera2/CameraMetadata.java
index 35a1d96..f61892e 100644
--- a/core/java/android/hardware/camera2/CameraMetadata.java
+++ b/core/java/android/hardware/camera2/CameraMetadata.java
@@ -472,13 +472,13 @@ public abstract class CameraMetadata<TKey> {
* <li>The maximum available resolution for RAW_SENSOR streams
* will match either the value in
* {@link CameraCharacteristics#SENSOR_INFO_PIXEL_ARRAY_SIZE android.sensor.info.pixelArraySize} or
- * {@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize}.</li>
+ * {@link CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE android.sensor.info.preCorrectionActiveArraySize}.</li>
* <li>All DNG-related optional metadata entries are provided
* by the camera device.</li>
* </ul>
*
- * @see CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE
* @see CameraCharacteristics#SENSOR_INFO_PIXEL_ARRAY_SIZE
+ * @see CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE
* @see CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES
*/
public static final int REQUEST_AVAILABLE_CAPABILITIES_RAW = 3;
diff --git a/core/java/android/hardware/camera2/CaptureRequest.java b/core/java/android/hardware/camera2/CaptureRequest.java
index 3f566eb..67835a0 100644
--- a/core/java/android/hardware/camera2/CaptureRequest.java
+++ b/core/java/android/hardware/camera2/CaptureRequest.java
@@ -556,6 +556,10 @@ public final class CaptureRequest extends CameraMetadata<CaptureRequest.Key<?>>
* Set a capture request field to a value. The field definitions can be
* found in {@link CaptureRequest}.
*
+ * <p>Setting a field to {@code null} will remove that field from the capture request.
+ * Unless the field is optional, removing it will likely produce an error from the camera
+ * device when the request is submitted.</p>
+ *
* @param key The metadata field to write.
* @param value The value to set the field to, which must be of a matching
* type to the key.
diff --git a/docs/html/guide/topics/manifest/uses-feature-element.jd b/docs/html/guide/topics/manifest/uses-feature-element.jd
index c1ccef0..e22dc4a 100644
--- a/docs/html/guide/topics/manifest/uses-feature-element.jd
+++ b/docs/html/guide/topics/manifest/uses-feature-element.jd
@@ -562,10 +562,11 @@ is sensitive to delays or lag in sound input or output.</td>
<tr>
<td rowspan="6">Camera</td>
<td><code>android.hardware.camera</code></td>
- <td>The application uses the device's camera. If the device supports
- multiple cameras, the application uses the camera that facing
- away from the screen.</td>
- <td></td>
+ <td>The application uses the device's back-facing (main) camera.</td>
+ <td>Importantly, devices with only a front-facing camera will not list this
+ feature, so the <code>android.hardware.camera.any</code> feature should be
+ used instead if a camera facing any direction is acceptable for the
+ application.</td>
</tr>
<tr>
<td><code>android.hardware.camera.autofocus</code></td>