commit 6dddeb7d0e13d5bcc6d8701eb26d018c34943f60
author Bharatt Kukreja <bkukreja@google.com> Tue Nov 21 10:06:25 2023 +0000
committer Shuzhen Wang <shuzhenwang@google.com> Tue Dec 05 18:59:08 2023 +0000
tree 9b9a90f1662c030ab688a2e5e9ad8b00f51363c0
parent 6fb9605c63ddb9908a83f2e12b263d768afe6976

Camera: Add getSessionCharacteristics API

Test: Build
Bug: 303645857
Change-Id: I251f244f8e24bd4c874f54f7c8c7215a4c3a50b3

services/camera/libcameraservice/api2/CameraDeviceClient.cpp

diff --git a/services/camera/libcameraservice/api2/CameraDeviceClient.cpp b/services/camera/libcameraservice/api2/CameraDeviceClient.cpp
index 095d425..7443788 100644
--- a/services/camera/libcameraservice/api2/CameraDeviceClient.cpp
+++ b/services/camera/libcameraservice/api2/CameraDeviceClient.cpp
@@ -777,6 +777,60 @@
     return res;
 }
 
+binder::Status CameraDeviceClient::getSessionCharacteristics(
+        const SessionConfiguration& sessionConfiguration,
+        /*out*/
+        hardware::camera2::impl::CameraMetadataNative* sessionCharacteristics) {
+    ATRACE_CALL();
+    binder::Status res;
+    status_t ret = OK;
+    if (!(res = checkPidStatus(__FUNCTION__)).isOk()) return res;
+
+    Mutex::Autolock icl(mBinderSerializationLock);
+
+    if (!mDevice.get()) {
+        return STATUS_ERROR(CameraService::ERROR_DISCONNECTED, "Camera device no longer alive");
+    }
+
+    auto operatingMode = sessionConfiguration.getOperatingMode();
+    res = SessionConfigurationUtils::checkOperatingMode(operatingMode, mDevice->info(),
+            mCameraIdStr);
+    if (!res.isOk()) {
+        return res;
+    }
+
+    camera3::metadataGetter getMetadata = [this](const std::string &id,
+            bool /*overrideForPerfClass*/) {
+          return mDevice->infoPhysical(id);};
+    ret = mProviderManager->getSessionCharacteristics(mCameraIdStr.c_str(),
+            sessionConfiguration, mOverrideForPerfClass, getMetadata,
+            sessionCharacteristics);
+
+    switch (ret) {
+        case OK:
+            // Expected, do nothing.
+            break;
+        case INVALID_OPERATION: {
+                std::string msg = fmt::sprintf(
+                        "Camera %s: Session characteristics query not supported!",
+                        mCameraIdStr.c_str());
+                ALOGD("%s: %s", __FUNCTION__, msg.c_str());
+                res = STATUS_ERROR(CameraService::ERROR_INVALID_OPERATION, msg.c_str());
+            }
+
+            break;
+        default: {
+                std::string msg = fmt::sprintf( "Camera %s: Error: %s (%d)", mCameraIdStr.c_str(),
+                        strerror(-ret), ret);
+                ALOGE("%s: %s", __FUNCTION__, msg.c_str());
+                res = STATUS_ERROR(CameraService::ERROR_ILLEGAL_ARGUMENT,
+                        msg.c_str());
+            }
+    }
+
+    return res;
+}
+
 binder::Status CameraDeviceClient::deleteStream(int streamId) {
     ATRACE_CALL();
     ALOGV("%s (streamId = 0x%x)", __FUNCTION__, streamId);