diff options
Diffstat (limited to 'libs/gui/IGraphicBufferConsumer.cpp')
-rw-r--r-- | libs/gui/IGraphicBufferConsumer.cpp | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/libs/gui/IGraphicBufferConsumer.cpp b/libs/gui/IGraphicBufferConsumer.cpp index edf440884f..3f23c2f689 100644 --- a/libs/gui/IGraphicBufferConsumer.cpp +++ b/libs/gui/IGraphicBufferConsumer.cpp @@ -33,163 +33,6 @@ #include <system/window.h> namespace android { -// --------------------------------------------------------------------------- - -IGraphicBufferConsumer::BufferItem::BufferItem() : - mTransform(0), - mScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE), - mTimestamp(0), - mIsAutoTimestamp(false), - mDataSpace(HAL_DATASPACE_UNKNOWN), - mFrameNumber(0), - mBuf(INVALID_BUFFER_SLOT), - mIsDroppable(false), - mAcquireCalled(false), - mTransformToDisplayInverse(false) { - mCrop.makeInvalid(); -} - -size_t IGraphicBufferConsumer::BufferItem::getPodSize() const { - size_t c = sizeof(mCrop) + - sizeof(mTransform) + - sizeof(mScalingMode) + - sizeof(mTimestamp) + - sizeof(mIsAutoTimestamp) + - sizeof(mDataSpace) + - sizeof(mFrameNumber) + - sizeof(mBuf) + - sizeof(mIsDroppable) + - sizeof(mAcquireCalled) + - sizeof(mTransformToDisplayInverse); - return c; -} - -size_t IGraphicBufferConsumer::BufferItem::getFlattenedSize() const { - size_t c = 0; - if (mGraphicBuffer != 0) { - c += mGraphicBuffer->getFlattenedSize(); - c = FlattenableUtils::align<4>(c); - } - if (mFence != 0) { - c += mFence->getFlattenedSize(); - c = FlattenableUtils::align<4>(c); - } - return sizeof(int32_t) + c + getPodSize(); -} - -size_t IGraphicBufferConsumer::BufferItem::getFdCount() const { - size_t c = 0; - if (mGraphicBuffer != 0) { - c += mGraphicBuffer->getFdCount(); - } - if (mFence != 0) { - c += mFence->getFdCount(); - } - return c; -} - -static void writeBoolAsInt(void*& buffer, size_t& size, bool b) { - FlattenableUtils::write(buffer, size, static_cast<int32_t>(b)); -} - -static bool readBoolFromInt(void const*& buffer, size_t& size) { - int32_t i; - FlattenableUtils::read(buffer, size, i); - return static_cast<bool>(i); -} - -status_t IGraphicBufferConsumer::BufferItem::flatten( - void*& buffer, size_t& size, int*& fds, size_t& count) const { - - // make sure we have enough space - if (size < BufferItem::getFlattenedSize()) { - return NO_MEMORY; - } - - // content flags are stored first - uint32_t& flags = *static_cast<uint32_t*>(buffer); - - // advance the pointer - FlattenableUtils::advance(buffer, size, sizeof(uint32_t)); - - flags = 0; - if (mGraphicBuffer != 0) { - status_t err = mGraphicBuffer->flatten(buffer, size, fds, count); - if (err) return err; - size -= FlattenableUtils::align<4>(buffer); - flags |= 1; - } - if (mFence != 0) { - status_t err = mFence->flatten(buffer, size, fds, count); - if (err) return err; - size -= FlattenableUtils::align<4>(buffer); - flags |= 2; - } - - // check we have enough space (in case flattening the fence/graphicbuffer lied to us) - if (size < getPodSize()) { - return NO_MEMORY; - } - - FlattenableUtils::write(buffer, size, mCrop); - FlattenableUtils::write(buffer, size, mTransform); - FlattenableUtils::write(buffer, size, mScalingMode); - FlattenableUtils::write(buffer, size, mTimestamp); - writeBoolAsInt(buffer, size, mIsAutoTimestamp); - FlattenableUtils::write(buffer, size, mDataSpace); - FlattenableUtils::write(buffer, size, mFrameNumber); - FlattenableUtils::write(buffer, size, mBuf); - writeBoolAsInt(buffer, size, mIsDroppable); - writeBoolAsInt(buffer, size, mAcquireCalled); - writeBoolAsInt(buffer, size, mTransformToDisplayInverse); - - return NO_ERROR; -} - -status_t IGraphicBufferConsumer::BufferItem::unflatten( - void const*& buffer, size_t& size, int const*& fds, size_t& count) { - - if (size < sizeof(uint32_t)) - return NO_MEMORY; - - uint32_t flags = 0; - FlattenableUtils::read(buffer, size, flags); - - if (flags & 1) { - mGraphicBuffer = new GraphicBuffer(); - status_t err = mGraphicBuffer->unflatten(buffer, size, fds, count); - if (err) return err; - size -= FlattenableUtils::align<4>(buffer); - } - - if (flags & 2) { - mFence = new Fence(); - status_t err = mFence->unflatten(buffer, size, fds, count); - if (err) return err; - size -= FlattenableUtils::align<4>(buffer); - } - - // check we have enough space - if (size < getPodSize()) { - return NO_MEMORY; - } - - FlattenableUtils::read(buffer, size, mCrop); - FlattenableUtils::read(buffer, size, mTransform); - FlattenableUtils::read(buffer, size, mScalingMode); - FlattenableUtils::read(buffer, size, mTimestamp); - mIsAutoTimestamp = readBoolFromInt(buffer, size); - FlattenableUtils::read(buffer, size, mDataSpace); - FlattenableUtils::read(buffer, size, mFrameNumber); - FlattenableUtils::read(buffer, size, mBuf); - mIsDroppable = readBoolFromInt(buffer, size); - mAcquireCalled = readBoolFromInt(buffer, size); - mTransformToDisplayInverse = readBoolFromInt(buffer, size); - - return NO_ERROR; -} - -// --------------------------------------------------------------------------- enum { ACQUIRE_BUFFER = IBinder::FIRST_CALL_TRANSACTION, @@ -238,21 +81,6 @@ public: return reply.readInt32(); } - virtual status_t acquireBuffer(android::BufferItem* buffer, - nsecs_t presentWhen) { - if (buffer == nullptr) { - return BAD_VALUE; - } - - BufferItem item; - status_t result = acquireBuffer(&item, presentWhen); - if (result != NO_ERROR) { - return result; - } - *buffer = item; - return NO_ERROR; - } - virtual status_t detachBuffer(int slot) { Parcel data, reply; data.writeInterfaceToken(IGraphicBufferConsumer::getInterfaceDescriptor()); |