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-rw-r--r--libs/ui/GraphicBuffer.cpp28
1 files changed, 23 insertions, 5 deletions
diff --git a/libs/ui/GraphicBuffer.cpp b/libs/ui/GraphicBuffer.cpp
index 1cf20d7..efe2d78 100644
--- a/libs/ui/GraphicBuffer.cpp
+++ b/libs/ui/GraphicBuffer.cpp
@@ -37,7 +37,7 @@ namespace android {
// ===========================================================================
GraphicBuffer::GraphicBuffer()
- : BASE(), mOwner(false), mBufferMapper(GraphicBufferMapper::get()),
+ : BASE(), mOwner(ownData), mBufferMapper(GraphicBufferMapper::get()),
mInitCheck(NO_ERROR), mVStride(0), mIndex(-1)
{
width =
@@ -50,7 +50,7 @@ GraphicBuffer::GraphicBuffer()
GraphicBuffer::GraphicBuffer(uint32_t w, uint32_t h,
PixelFormat reqFormat, uint32_t reqUsage)
- : BASE(), mOwner(false), mBufferMapper(GraphicBufferMapper::get()),
+ : BASE(), mOwner(ownData), mBufferMapper(GraphicBufferMapper::get()),
mInitCheck(NO_ERROR), mVStride(0), mIndex(-1)
{
width =
@@ -62,8 +62,23 @@ GraphicBuffer::GraphicBuffer(uint32_t w, uint32_t h,
mInitCheck = initSize(w, h, reqFormat, reqUsage);
}
+GraphicBuffer::GraphicBuffer(uint32_t w, uint32_t h,
+ PixelFormat inFormat, uint32_t inUsage,
+ uint32_t inStride, native_handle_t* inHandle, bool keepOwnership)
+ : BASE(), mOwner(keepOwnership ? ownHandle : ownNone),
+ mBufferMapper(GraphicBufferMapper::get()),
+ mInitCheck(NO_ERROR), mVStride(0), mIndex(-1)
+{
+ width = w;
+ height = h;
+ stride = inStride;
+ format = inFormat;
+ usage = inUsage;
+ handle = inHandle;
+}
+
GraphicBuffer::GraphicBuffer(const Parcel& data)
- : BASE(), mOwner(true), mBufferMapper(GraphicBufferMapper::get()),
+ : BASE(), mOwner(ownHandle), mBufferMapper(GraphicBufferMapper::get()),
mInitCheck(NO_ERROR), mVStride(0), mIndex(-1)
{
// we own the handle in this case
@@ -83,10 +98,10 @@ GraphicBuffer::GraphicBuffer(const Parcel& data)
GraphicBuffer::~GraphicBuffer()
{
if (handle) {
- if (mOwner) {
+ if (mOwner == ownHandle) {
native_handle_close(handle);
native_handle_delete(const_cast<native_handle*>(handle));
- } else {
+ } else if (mOwner == ownData) {
GraphicBufferAllocator& allocator(GraphicBufferAllocator::get());
allocator.free(handle);
}
@@ -106,6 +121,9 @@ android_native_buffer_t* GraphicBuffer::getNativeBuffer() const
status_t GraphicBuffer::reallocate(uint32_t w, uint32_t h, PixelFormat f,
uint32_t reqUsage)
{
+ if (mOwner != ownData)
+ return INVALID_OPERATION;
+
if (handle) {
GraphicBufferAllocator& allocator(GraphicBufferAllocator::get());
allocator.free(handle);