From b5f634fc37d70e9c595efa318f10b35e201180bd Mon Sep 17 00:00:00 2001
From: Emilian Peev <epeev@google.com>
Date: Mon, 13 Dec 2021 15:13:46 -0800
Subject: Camera: Add device 3.8 and HDR10 native APIs

Initial set of native API extensions to support 10-bit
output capable device:
- Identification
- Configuration
- Data plumbing

Bug: 195946346
Test: adb shell
/data/nativetest64/VtsHalCameraProviderV2_4TargetTest/VtsHalCameraProviderV2_4TargetTest
--gtest_filter=PerInstance/CameraHidlTest.process10BitDynamicRangeRequest/0_internal_0

Change-Id: I526120944232ce211259cbd215935db7e445a6c5
---
 camera/common/1.0/default/HandleImporter.cpp       | 65 ++++++++++++++++++++++
 camera/common/1.0/default/include/HandleImporter.h |  5 ++
 2 files changed, 70 insertions(+)

(limited to 'camera/common')

diff --git a/camera/common/1.0/default/HandleImporter.cpp b/camera/common/1.0/default/HandleImporter.cpp
index 7fcf52330c..fbe8686766 100644
--- a/camera/common/1.0/default/HandleImporter.cpp
+++ b/camera/common/1.0/default/HandleImporter.cpp
@@ -30,6 +30,7 @@ namespace helper {
 using aidl::android::hardware::graphics::common::PlaneLayout;
 using aidl::android::hardware::graphics::common::PlaneLayoutComponent;
 using aidl::android::hardware::graphics::common::PlaneLayoutComponentType;
+using MetadataType = android::hardware::graphics::mapper::V4_0::IMapper::MetadataType;
 using MapperErrorV2 = android::hardware::graphics::mapper::V2_0::Error;
 using MapperErrorV3 = android::hardware::graphics::mapper::V3_0::Error;
 using MapperErrorV4 = android::hardware::graphics::mapper::V4_0::Error;
@@ -123,6 +124,21 @@ YCbCrLayout HandleImporter::lockYCbCrInternal(const sp<M> mapper, buffer_handle_
     return layout;
 }
 
+bool isMetadataPesent(const sp<IMapperV4> mapper, const buffer_handle_t& buf,
+        MetadataType metadataType) {
+    auto buffer = const_cast<native_handle_t*>(buf);
+    mapper->get(buffer, metadataType, [] (const auto& tmpError,
+                const auto& tmpMetadata) {
+                    if (tmpError == MapperErrorV4::NONE) {
+                        return tmpMetadata.size() > 0;
+                    } else {
+                        ALOGE("%s: failed to get metadata %d!", __FUNCTION__, tmpError);
+                        return false;
+                    }});
+
+    return false;
+}
+
 std::vector<PlaneLayout> getPlaneLayouts(const sp<IMapperV4> mapper, buffer_handle_t& buf) {
     auto buffer = const_cast<native_handle_t*>(buf);
     std::vector<PlaneLayout> planeLayouts;
@@ -449,6 +465,55 @@ int HandleImporter::unlock(buffer_handle_t& buf) {
     return -1;
 }
 
+bool HandleImporter::isSmpte2086Present(const buffer_handle_t& buf) {
+    Mutex::Autolock lock(mLock);
+
+    if (!mInitialized) {
+        initializeLocked();
+    }
+
+    if (mMapperV4 != nullptr) {
+        return isMetadataPesent(mMapperV4, buf, gralloc4::MetadataType_Smpte2086);
+    } else {
+        ALOGE("%s: mMapperV4 is null! Query not supported!", __FUNCTION__);
+    }
+
+    return false;
+}
+
+bool HandleImporter::isSmpte2094_10Present(const buffer_handle_t& buf) {
+    Mutex::Autolock lock(mLock);
+
+    if (!mInitialized) {
+        initializeLocked();
+    }
+
+    if (mMapperV4 != nullptr) {
+        return isMetadataPesent(mMapperV4, buf, gralloc4::MetadataType_Smpte2094_10);
+    } else {
+        ALOGE("%s: mMapperV4 is null! Query not supported!", __FUNCTION__);
+    }
+
+    return false;
+}
+
+bool HandleImporter::isSmpte2094_40Present(const buffer_handle_t& buf) {
+    Mutex::Autolock lock(mLock);
+
+    if (!mInitialized) {
+        initializeLocked();
+    }
+
+    if (mMapperV4 != nullptr) {
+        return isMetadataPesent(mMapperV4, buf, gralloc4::MetadataType_Smpte2094_40);
+    } else {
+        ALOGE("%s: mMapperV4 is null! Query not supported!", __FUNCTION__);
+    }
+
+    return false;
+}
+
+
 } // namespace helper
 } // namespace V1_0
 } // namespace common
diff --git a/camera/common/1.0/default/include/HandleImporter.h b/camera/common/1.0/default/include/HandleImporter.h
index e404439cb6..83fa755c99 100644
--- a/camera/common/1.0/default/include/HandleImporter.h
+++ b/camera/common/1.0/default/include/HandleImporter.h
@@ -61,6 +61,11 @@ public:
 
     int unlock(buffer_handle_t& buf); // returns release fence
 
+    // Query Gralloc4 metadata
+    bool isSmpte2086Present(const buffer_handle_t& buf);
+    bool isSmpte2094_10Present(const buffer_handle_t& buf);
+    bool isSmpte2094_40Present(const buffer_handle_t& buf);
+
 private:
     void initializeLocked();
     void cleanup();
-- 
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