Add layered buffer support to libui and libgui.

Bug: 31686534
Test: manual
Change-Id: Ia40270701467f4b785660324cad883e7da08989a

1 files changed, 5 insertions, 3 deletions

diff --git a/libs/gui/IGraphicBufferAlloc.cpp b/libs/gui/IGraphicBufferAlloc.cpp
index 2fb380ccd1..a3d3b74c6b 100644
--- a/libs/gui/IGraphicBufferAlloc.cpp
+++ b/libs/gui/IGraphicBufferAlloc.cpp
@@ -45,13 +45,14 @@ public:
     virtual ~BpGraphicBufferAlloc();
 
     virtual sp<GraphicBuffer> createGraphicBuffer(uint32_t width,
-            uint32_t height, PixelFormat format, uint32_t usage,
-            std::string requestorName, status_t* error) {
+            uint32_t height, PixelFormat format, uint32_t layerCount,
+            uint32_t usage, std::string requestorName, status_t* error) {
         Parcel data, reply;
         data.writeInterfaceToken(IGraphicBufferAlloc::getInterfaceDescriptor());
         data.writeUint32(width);
         data.writeUint32(height);
         data.writeInt32(static_cast<int32_t>(format));
+        data.writeUint32(layerCount);
         data.writeUint32(usage);
         if (requestorName.empty()) {
             requestorName += "[PID ";
@@ -106,12 +107,13 @@ status_t BnGraphicBufferAlloc::onTransact(
             uint32_t width = data.readUint32();
             uint32_t height = data.readUint32();
             PixelFormat format = static_cast<PixelFormat>(data.readInt32());
+            uint32_t layerCount = data.readUint32();
             uint32_t usage = data.readUint32();
             status_t error = NO_ERROR;
             std::string requestorName;
             data.readUtf8FromUtf16(&requestorName);
             sp<GraphicBuffer> result = createGraphicBuffer(width, height,
-                    format, usage, requestorName, &error);
+                    format, layerCount, usage, requestorName, &error);
             reply->writeInt32(error);
             if (result != 0) {
                 reply->write(*result);