Fix 2083478: Camera needs an auto-focus cancel API
Change-Id: I13bda991b32aee47e82b5cf9d43b3021c416a9a2
diff --git a/camera/libcameraservice/CameraHardwareStub.cpp b/camera/libcameraservice/CameraHardwareStub.cpp
index 24496bb..35f4846 100644
--- a/camera/libcameraservice/CameraHardwareStub.cpp
+++ b/camera/libcameraservice/CameraHardwareStub.cpp
@@ -265,6 +265,11 @@
return NO_ERROR;
}
+status_t CameraHardwareStub::cancelAutoFocus()
+{
+ return NO_ERROR;
+}
+
/*static*/ int CameraHardwareStub::beginPictureThread(void *cookie)
{
CameraHardwareStub *c = (CameraHardwareStub *)cookie;
diff --git a/camera/libcameraservice/CameraHardwareStub.h b/camera/libcameraservice/CameraHardwareStub.h
index 000906a..f957fa8 100644
--- a/camera/libcameraservice/CameraHardwareStub.h
+++ b/camera/libcameraservice/CameraHardwareStub.h
@@ -51,6 +51,7 @@
virtual void releaseRecordingFrame(const sp<IMemory>& mem);
virtual status_t autoFocus();
+ virtual status_t cancelAutoFocus();
virtual status_t takePicture();
virtual status_t cancelPicture();
virtual status_t dump(int fd, const Vector<String16>& args) const;
diff --git a/camera/libcameraservice/CameraService.cpp b/camera/libcameraservice/CameraService.cpp
index f425f6b..bab7d08 100644
--- a/camera/libcameraservice/CameraService.cpp
+++ b/camera/libcameraservice/CameraService.cpp
@@ -798,7 +798,6 @@
}
#endif
-// take a picture - image is returned in callback
status_t CameraService::Client::autoFocus()
{
LOGD("autoFocus (pid %d)", getCallingPid());
@@ -815,6 +814,22 @@
return mHardware->autoFocus();
}
+status_t CameraService::Client::cancelAutoFocus()
+{
+ LOGD("cancelAutoFocus (pid %d)", getCallingPid());
+
+ Mutex::Autolock lock(mLock);
+ status_t result = checkPid();
+ if (result != NO_ERROR) return result;
+
+ if (mHardware == 0) {
+ LOGE("mHardware is NULL, returning.");
+ return INVALID_OPERATION;
+ }
+
+ return mHardware->cancelAutoFocus();
+}
+
// take a picture - image is returned in callback
status_t CameraService::Client::takePicture()
{
diff --git a/camera/libcameraservice/CameraService.h b/camera/libcameraservice/CameraService.h
index f8c7216..0a909cf 100644
--- a/camera/libcameraservice/CameraService.h
+++ b/camera/libcameraservice/CameraService.h
@@ -110,6 +110,9 @@
// auto focus
virtual status_t autoFocus();
+ // cancel auto focus
+ virtual status_t cancelAutoFocus();
+
// take a picture - returns an IMemory (ref-counted mmap)
virtual status_t takePicture();