commit 0ff9ae3ecbb421551d5de9701a349d8a3741f965
author Shuzhen Wang <shuzhenwang@google.com> Wed Dec 05 18:06:12 2018 -0800
committer Shuzhen Wang <shuzhenwang@google.com> Thu Dec 20 10:34:27 2018 -0800
tree 2fb69b8701f672c09fc5b139caccfa95fa6976cf
parent 3c3c97ae534870c90f54e8cffc6d7d82ab8ca3da

Camera: Enable logical multi-camera API in NDK

The support inclues:
- Physical camera specific stream support,
- Physical camera result metadata, and

Test: Newly added NDK CTS test pass
Test: Newly added VNDK test pass
Bug: 120566141
Bug: 115532726
Change-Id: I939b81522ca6c518c0e54ded5d3615f9973a6a65

camera/ndk/NdkCameraMetadata.cpp

diff --git a/camera/ndk/NdkCameraMetadata.cpp b/camera/ndk/NdkCameraMetadata.cpp
index 34ec2da..9a39ed8 100644
--- a/camera/ndk/NdkCameraMetadata.cpp
+++ b/camera/ndk/NdkCameraMetadata.cpp
@@ -69,3 +69,20 @@
         metadata->decStrong((void*) ACameraMetadata_free);
     }
 }
+
+EXPORT
+bool ACameraMetadata_isLogicalMultiCamera(const ACameraMetadata* staticMetadata,
+        /*out*/size_t* numPhysicalCameras, /*out*/const char*const** physicalCameraIds) {
+    ATRACE_CALL();
+    if (numPhysicalCameras == nullptr || physicalCameraIds == nullptr) {
+        ALOGE("%s: Invalid input: numPhysicalCameras %p, physicalCameraIds %p",
+                 __FUNCTION__, numPhysicalCameras, physicalCameraIds);
+        return false;
+    }
+    if (staticMetadata == nullptr) {
+        ALOGE("%s: Invalid input: staticMetadata is null.", __FUNCTION__);
+        return false;
+    }
+
+    return staticMetadata->isLogicalMultiCamera(numPhysicalCameras, physicalCameraIds);
+}