diff options
Diffstat (limited to 'widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferItem.cpp')
-rw-r--r-- | widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferItem.cpp | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferItem.cpp b/widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferItem.cpp deleted file mode 100644 index 7df72bf68..000000000 --- a/widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferItem.cpp +++ /dev/null @@ -1,193 +0,0 @@ -/* - * Copyright 2014 The Android Open Source Project - * Copyright (C) 2014 Mozilla Foundation - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "GonkBufferItem.h" - -#include <ui/Fence.h> -#include <ui/GraphicBuffer.h> - -#include <system/window.h> - -namespace android { - -GonkBufferItem::GonkBufferItem() : - mTransform(0), - mScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE), - mTimestamp(0), - mIsAutoTimestamp(false), - mFrameNumber(0), - mSlot(INVALID_BUFFER_SLOT), - mIsDroppable(false), - mAcquireCalled(false), - mTransformToDisplayInverse(false) { - mCrop.makeInvalid(); -} - -GonkBufferItem::operator IGonkGraphicBufferConsumer::BufferItem() const { - IGonkGraphicBufferConsumer::BufferItem bufferItem; - bufferItem.mGraphicBuffer = mGraphicBuffer; - bufferItem.mFence = mFence; - bufferItem.mCrop = mCrop; - bufferItem.mTransform = mTransform; - bufferItem.mScalingMode = mScalingMode; - bufferItem.mTimestamp = mTimestamp; - bufferItem.mIsAutoTimestamp = mIsAutoTimestamp; - bufferItem.mFrameNumber = mFrameNumber; - bufferItem.mBuf = mSlot; - bufferItem.mIsDroppable = mIsDroppable; - bufferItem.mAcquireCalled = mAcquireCalled; - bufferItem.mTransformToDisplayInverse = mTransformToDisplayInverse; - return bufferItem; -} - -size_t GonkBufferItem::getPodSize() const { - size_t c = sizeof(mCrop) + - sizeof(mTransform) + - sizeof(mScalingMode) + - sizeof(mTimestamp) + - sizeof(mIsAutoTimestamp) + - sizeof(mFrameNumber) + - sizeof(mSlot) + - sizeof(mIsDroppable) + - sizeof(mAcquireCalled) + - sizeof(mTransformToDisplayInverse); - return c; -} - -size_t GonkBufferItem::getFlattenedSize() const { - size_t c = 0; - if (mGraphicBuffer != 0) { - c += mGraphicBuffer->getFlattenedSize(); - FlattenableUtils::align<4>(c); - } - if (mFence != 0) { - c += mFence->getFlattenedSize(); - FlattenableUtils::align<4>(c); - } - return sizeof(int32_t) + c + getPodSize(); -} - -size_t GonkBufferItem::getFdCount() const { - size_t c = 0; - if (mGraphicBuffer != 0) { - c += mGraphicBuffer->getFdCount(); - } - if (mFence != 0) { - c += mFence->getFdCount(); - } - return c; -} - -status_t GonkBufferItem::flatten( - void*& buffer, size_t& size, int*& fds, size_t& count) const { - - // make sure we have enough space - if (count < GonkBufferItem::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); - FlattenableUtils::write(buffer, size, mIsAutoTimestamp); - FlattenableUtils::write(buffer, size, mFrameNumber); - FlattenableUtils::write(buffer, size, mSlot); - FlattenableUtils::write(buffer, size, mIsDroppable); - FlattenableUtils::write(buffer, size, mAcquireCalled); - FlattenableUtils::write(buffer, size, mTransformToDisplayInverse); - - return NO_ERROR; -} - -status_t GonkBufferItem::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); - FlattenableUtils::read(buffer, size, mIsAutoTimestamp); - FlattenableUtils::read(buffer, size, mFrameNumber); - FlattenableUtils::read(buffer, size, mSlot); - FlattenableUtils::read(buffer, size, mIsDroppable); - FlattenableUtils::read(buffer, size, mAcquireCalled); - FlattenableUtils::read(buffer, size, mTransformToDisplayInverse); - - return NO_ERROR; -} - -const char* GonkBufferItem::scalingModeName(uint32_t scalingMode) { - switch (scalingMode) { - case NATIVE_WINDOW_SCALING_MODE_FREEZE: return "FREEZE"; - case NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW: return "SCALE_TO_WINDOW"; - case NATIVE_WINDOW_SCALING_MODE_SCALE_CROP: return "SCALE_CROP"; - default: return "Unknown"; - } -} - -} // namespace android |