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Camera: Document expected error codes for start face detect.

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Clarify when BAD_VALUE is expected from the camera start face detect
command.

Bug: 6459066
Change-Id: Id1b3d5047dee2c509aa6e374a5ed439a776b0b87
This commit is contained in:
Eino-Ville Talvala 2012-05-09 18:32:36 -07:00
parent 5b878d24c1
commit 58cfa8af0e
1 changed files with 2 additions and 1 deletions
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3
include/system/camera.h
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@ -137,7 +137,8 @@ enum {
* KEY_FOCUS_AREAS and KEY_METERING_AREAS have no effect.
*
* arg1 is the face detection type. It can be CAMERA_FACE_DETECTION_HW or
* CAMERA_FACE_DETECTION_SW.
* CAMERA_FACE_DETECTION_SW. If the type of face detection requested is not
* supported, the HAL must return BAD_VALUE.
*/
CAMERA_CMD_START_FACE_DETECTION = 6,