diff options
| -rw-r--r-- | include/camera/CameraParameters.h | 31 |
1 files changed, 21 insertions, 10 deletions
diff --git a/include/camera/CameraParameters.h b/include/camera/CameraParameters.h index cd2c0a3..ef4cf5c 100644 --- a/include/camera/CameraParameters.h +++ b/include/camera/CameraParameters.h @@ -283,7 +283,8 @@ public: // outside the current field of view, even when using zoom. // // Focus area only has effect if the current focus mode is FOCUS_MODE_AUTO, - // FOCUS_MODE_MACRO, or FOCUS_MODE_CONTINOUS_VIDEO. + // FOCUS_MODE_MACRO, FOCUS_MODE_CONTINUOUS_VIDEO, or + // FOCUS_MODE_CONTINUOUS_PICTURE. // Example value: "(-10,-10,0,0,300),(0,0,10,10,700)". Read/write. static const char KEY_FOCUS_AREAS[]; // Focal length in millimeter. @@ -629,19 +630,29 @@ public: // recording because the focus changes smoothly . Applications still can // call CameraHardwareInterface.takePicture in this mode but the subject may // not be in focus. Auto focus starts when the parameter is set. - // Applications should not call CameraHardwareInterface.autoFocus in this - // mode. To stop continuous focus, applications should change the focus mode - // to other modes. + // + // Applications can call CameraHardwareInterface.autoFocus in this mode. The + // focus callback will immediately return with a boolean that indicates + // whether the focus is sharp or not. The focus position is locked after + // autoFocus call. If applications want to resume the continuous focus, + // cancelAutoFocus must be called. Restarting the preview will not resume + // the continuous autofocus. To stop continuous focus, applications should + // change the focus mode to other modes. static const char FOCUS_MODE_CONTINUOUS_VIDEO[]; // Continuous auto focus mode intended for taking pictures. The camera // continuously tries to focus. The speed of focus change is more aggressive // than FOCUS_MODE_CONTINUOUS_VIDEO. Auto focus starts when the parameter is - // set. If applications call autoFocus in this mode, the focus callback will - // immediately return with a boolean that indicates the focus is sharp or - // not. The apps can then decide if they want to take a picture immediately - // or to change the focus mode to auto, and run a full autofocus cycle. To - // stop continuous focus, applications should change the focus mode to other - // modes. + // set. + // + // If applications call CameraHardwareInterface.autoFocus in this mode, the + // focus callback will immediately return with a boolean that indicates + // whether the focus is sharp or not. The apps can then decide if they want + // to take a picture immediately or to change the focus mode to auto, and + // run a full autofocus cycle. The focus position is locked after autoFocus + // call. If applications want to resume the continuous focus, + // cancelAutoFocus must be called. Restarting the preview will not resume + // the continuous autofocus. To stop continuous focus, applications should + // change the focus mode to other modes. static const char FOCUS_MODE_CONTINUOUS_PICTURE[]; private: |