diff options
Diffstat (limited to 'widget/gonk/nativewindow/IGonkGraphicBufferConsumerKK.cpp')
| -rw-r--r-- | widget/gonk/nativewindow/IGonkGraphicBufferConsumerKK.cpp | 480 |
1 files changed, 480 insertions, 0 deletions
diff --git a/widget/gonk/nativewindow/IGonkGraphicBufferConsumerKK.cpp b/widget/gonk/nativewindow/IGonkGraphicBufferConsumerKK.cpp new file mode 100644 index 0000000000..c4c9f65782 --- /dev/null +++ b/widget/gonk/nativewindow/IGonkGraphicBufferConsumerKK.cpp @@ -0,0 +1,480 @@ +/* + * Copyright (C) 2013 The Android Open Source Project + * + * 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. + */ + +#define EGL_EGLEXT_PROTOTYPES + +#include <stdint.h> +#include <sys/types.h> + +#include <utils/Errors.h> + +#include <binder/Parcel.h> +#include <binder/IInterface.h> + +#include <gui/IConsumerListener.h> +#include "IGonkGraphicBufferConsumerKK.h" + +#include <ui/GraphicBuffer.h> +#include <ui/Fence.h> + +#include <system/window.h> + +namespace android { +// --------------------------------------------------------------------------- + +IGonkGraphicBufferConsumer::BufferItem::BufferItem() : + mTransform(0), + mScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE), + mTimestamp(0), + mIsAutoTimestamp(false), + mFrameNumber(0), + mBuf(INVALID_BUFFER_SLOT), + mIsDroppable(false), + mAcquireCalled(false), + mTransformToDisplayInverse(false) { + mCrop.makeInvalid(); +} + +size_t IGonkGraphicBufferConsumer::BufferItem::getPodSize() const { + size_t c = sizeof(mCrop) + + sizeof(mTransform) + + sizeof(mScalingMode) + + sizeof(mTimestamp) + + sizeof(mIsAutoTimestamp) + + sizeof(mFrameNumber) + + sizeof(mBuf) + + sizeof(mIsDroppable) + + sizeof(mAcquireCalled) + + sizeof(mTransformToDisplayInverse); + return c; +} + +size_t IGonkGraphicBufferConsumer::BufferItem::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 IGonkGraphicBufferConsumer::BufferItem::getFdCount() const { + size_t c = 0; + if (mGraphicBuffer != 0) { + c += mGraphicBuffer->getFdCount(); + } + if (mFence != 0) { + c += mFence->getFdCount(); + } + return c; +} + +status_t IGonkGraphicBufferConsumer::BufferItem::flatten( + void*& buffer, size_t& size, int*& fds, size_t& count) const { + + // make sure we have enough space + if (count < 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); + FlattenableUtils::write(buffer, size, mIsAutoTimestamp); + FlattenableUtils::write(buffer, size, mFrameNumber); + FlattenableUtils::write(buffer, size, mBuf); + FlattenableUtils::write(buffer, size, mIsDroppable); + FlattenableUtils::write(buffer, size, mAcquireCalled); + FlattenableUtils::write(buffer, size, mTransformToDisplayInverse); + + return NO_ERROR; +} + +status_t IGonkGraphicBufferConsumer::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); + FlattenableUtils::read(buffer, size, mIsAutoTimestamp); + FlattenableUtils::read(buffer, size, mFrameNumber); + FlattenableUtils::read(buffer, size, mBuf); + FlattenableUtils::read(buffer, size, mIsDroppable); + FlattenableUtils::read(buffer, size, mAcquireCalled); + FlattenableUtils::read(buffer, size, mTransformToDisplayInverse); + + return NO_ERROR; +} + +// --------------------------------------------------------------------------- + +enum { + ACQUIRE_BUFFER = IBinder::FIRST_CALL_TRANSACTION, + RELEASE_BUFFER, + CONSUMER_CONNECT, + CONSUMER_DISCONNECT, + GET_RELEASED_BUFFERS, + SET_DEFAULT_BUFFER_SIZE, + SET_DEFAULT_MAX_BUFFER_COUNT, + DISABLE_ASYNC_BUFFER, + SET_MAX_ACQUIRED_BUFFER_COUNT, + SET_CONSUMER_NAME, + SET_DEFAULT_BUFFER_FORMAT, + SET_CONSUMER_USAGE_BITS, + SET_TRANSFORM_HINT, + DUMP, +}; + +class BpGonkGraphicBufferConsumer : public BpInterface<IGonkGraphicBufferConsumer> +{ +public: + BpGonkGraphicBufferConsumer(const sp<IBinder>& impl) + : BpInterface<IGonkGraphicBufferConsumer>(impl) + { + } + + virtual status_t acquireBuffer(BufferItem *buffer, nsecs_t presentWhen) { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + data.writeInt64(presentWhen); + status_t result = remote()->transact(ACQUIRE_BUFFER, data, &reply); + if (result != NO_ERROR) { + return result; + } + result = reply.read(*buffer); + if (result != NO_ERROR) { + return result; + } + return reply.readInt32(); + } + + virtual status_t releaseBuffer(int buf, uint64_t frameNumber, + const sp<Fence>& releaseFence) { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + data.writeInt32(buf); + data.writeInt64(frameNumber); + data.write(*releaseFence); + status_t result = remote()->transact(RELEASE_BUFFER, data, &reply); + if (result != NO_ERROR) { + return result; + } + return reply.readInt32(); + } + + virtual status_t consumerConnect(const sp<IConsumerListener>& consumer, bool controlledByApp) { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + data.writeStrongBinder(consumer->asBinder()); + data.writeInt32(controlledByApp); + status_t result = remote()->transact(CONSUMER_CONNECT, data, &reply); + if (result != NO_ERROR) { + return result; + } + return reply.readInt32(); + } + + virtual status_t consumerDisconnect() { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + status_t result = remote()->transact(CONSUMER_DISCONNECT, data, &reply); + if (result != NO_ERROR) { + return result; + } + return reply.readInt32(); + } + + virtual status_t getReleasedBuffers(uint32_t* slotMask) { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + status_t result = remote()->transact(GET_RELEASED_BUFFERS, data, &reply); + if (result != NO_ERROR) { + return result; + } + *slotMask = reply.readInt32(); + return reply.readInt32(); + } + + virtual status_t setDefaultBufferSize(uint32_t w, uint32_t h) { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + data.writeInt32(w); + data.writeInt32(h); + status_t result = remote()->transact(SET_DEFAULT_BUFFER_SIZE, data, &reply); + if (result != NO_ERROR) { + return result; + } + return reply.readInt32(); + } + + virtual status_t setDefaultMaxBufferCount(int bufferCount) { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + data.writeInt32(bufferCount); + status_t result = remote()->transact(SET_DEFAULT_MAX_BUFFER_COUNT, data, &reply); + if (result != NO_ERROR) { + return result; + } + return reply.readInt32(); + } + + virtual status_t disableAsyncBuffer() { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + status_t result = remote()->transact(DISABLE_ASYNC_BUFFER, data, &reply); + if (result != NO_ERROR) { + return result; + } + return reply.readInt32(); + } + + virtual status_t setMaxAcquiredBufferCount(int maxAcquiredBuffers) { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + data.writeInt32(maxAcquiredBuffers); + status_t result = remote()->transact(SET_MAX_ACQUIRED_BUFFER_COUNT, data, &reply); + if (result != NO_ERROR) { + return result; + } + return reply.readInt32(); + } + + virtual void setConsumerName(const String8& name) { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + data.writeString8(name); + remote()->transact(SET_CONSUMER_NAME, data, &reply); + } + + virtual status_t setDefaultBufferFormat(uint32_t defaultFormat) { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + data.writeInt32(defaultFormat); + status_t result = remote()->transact(SET_DEFAULT_BUFFER_FORMAT, data, &reply); + if (result != NO_ERROR) { + return result; + } + return reply.readInt32(); + } + + virtual status_t setConsumerUsageBits(uint32_t usage) { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + data.writeInt32(usage); + status_t result = remote()->transact(SET_CONSUMER_USAGE_BITS, data, &reply); + if (result != NO_ERROR) { + return result; + } + return reply.readInt32(); + } + + virtual status_t setTransformHint(uint32_t hint) { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + data.writeInt32(hint); + status_t result = remote()->transact(SET_TRANSFORM_HINT, data, &reply); + if (result != NO_ERROR) { + return result; + } + return reply.readInt32(); + } + + virtual void dumpToString(String8& result, const char* prefix) const { + Parcel data, reply; + data.writeInterfaceToken(IGonkGraphicBufferConsumer::getInterfaceDescriptor()); + data.writeString8(result); + data.writeString8(String8(prefix ? prefix : "")); + remote()->transact(DUMP, data, &reply); + reply.readString8(); + } +}; + +IMPLEMENT_META_INTERFACE(GonkGraphicBufferConsumer, "android.gui.IGonkGraphicBufferConsumer"); +// ---------------------------------------------------------------------- + +status_t BnGonkGraphicBufferConsumer::onTransact( + uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) +{ + switch(code) { + case ACQUIRE_BUFFER: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + BufferItem item; + int64_t presentWhen = data.readInt64(); + status_t result = acquireBuffer(&item, presentWhen); + status_t err = reply->write(item); + if (err) return err; + reply->writeInt32(result); + return NO_ERROR; + } break; + case RELEASE_BUFFER: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + int buf = data.readInt32(); + uint64_t frameNumber = data.readInt64(); + sp<Fence> releaseFence = new Fence(); + status_t err = data.read(*releaseFence); + if (err) return err; + status_t result = releaseBuffer(buf, frameNumber, releaseFence); + reply->writeInt32(result); + return NO_ERROR; + } break; + + case CONSUMER_CONNECT: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + sp<IConsumerListener> consumer = IConsumerListener::asInterface( data.readStrongBinder() ); + bool controlledByApp = data.readInt32(); + status_t result = consumerConnect(consumer, controlledByApp); + reply->writeInt32(result); + return NO_ERROR; + } break; + + case CONSUMER_DISCONNECT: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + status_t result = consumerDisconnect(); + reply->writeInt32(result); + return NO_ERROR; + } break; + case GET_RELEASED_BUFFERS: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + uint32_t slotMask; + status_t result = getReleasedBuffers(&slotMask); + reply->writeInt32(slotMask); + reply->writeInt32(result); + return NO_ERROR; + } break; + case SET_DEFAULT_BUFFER_SIZE: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + uint32_t w = data.readInt32(); + uint32_t h = data.readInt32(); + status_t result = setDefaultBufferSize(w, h); + reply->writeInt32(result); + return NO_ERROR; + } break; + case SET_DEFAULT_MAX_BUFFER_COUNT: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + uint32_t bufferCount = data.readInt32(); + status_t result = setDefaultMaxBufferCount(bufferCount); + reply->writeInt32(result); + return NO_ERROR; + } break; + case DISABLE_ASYNC_BUFFER: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + status_t result = disableAsyncBuffer(); + reply->writeInt32(result); + return NO_ERROR; + } break; + case SET_MAX_ACQUIRED_BUFFER_COUNT: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + uint32_t maxAcquiredBuffers = data.readInt32(); + status_t result = setMaxAcquiredBufferCount(maxAcquiredBuffers); + reply->writeInt32(result); + return NO_ERROR; + } break; + case SET_CONSUMER_NAME: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + setConsumerName( data.readString8() ); + return NO_ERROR; + } break; + case SET_DEFAULT_BUFFER_FORMAT: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + uint32_t defaultFormat = data.readInt32(); + status_t result = setDefaultBufferFormat(defaultFormat); + reply->writeInt32(result); + return NO_ERROR; + } break; + case SET_CONSUMER_USAGE_BITS: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + uint32_t usage = data.readInt32(); + status_t result = setConsumerUsageBits(usage); + reply->writeInt32(result); + return NO_ERROR; + } break; + case SET_TRANSFORM_HINT: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + uint32_t hint = data.readInt32(); + status_t result = setTransformHint(hint); + reply->writeInt32(result); + return NO_ERROR; + } break; + + case DUMP: { + CHECK_INTERFACE(IGonkGraphicBufferConsumer, data, reply); + String8 result = data.readString8(); + String8 prefix = data.readString8(); + static_cast<IGonkGraphicBufferConsumer*>(this)->dumpToString(result, prefix); + reply->writeString8(result); + return NO_ERROR; + } + } + return BBinder::onTransact(code, data, reply, flags); +} + +}; // namespace android |