#include <EGL/egl.h>
#include <EGL/eglext.h>
-#include <gui/IGraphicBufferConsumer.h>
-
#include <ui/Rect.h>
+#include <system/graphics.h>
+
#include <utils/Flattenable.h>
#include <utils/StrongPointer.h>
// The default value of mBuf, used to indicate this doesn't correspond to a slot.
enum { INVALID_BUFFER_SLOT = -1 };
BufferItem();
- BufferItem(const IGraphicBufferConsumer::BufferItem& item);
~BufferItem();
- operator IGraphicBufferConsumer::BufferItem() const;
static const char* scalingModeName(uint32_t scalingMode);
public:
typedef ConsumerBase::FrameAvailableListener FrameAvailableListener;
- typedef BufferQueue::BufferItem BufferItem;
-
enum { DEFAULT_MAX_BUFFERS = -1 };
enum { INVALID_BUFFER_SLOT = BufferQueue::INVALID_BUFFER_SLOT };
enum { NO_BUFFER_AVAILABLE = BufferQueue::NO_BUFFER_AVAILABLE };
//
// If waitForFence is true, and the acquired BufferItem has a valid fence object,
// acquireBuffer will wait on the fence with no timeout before returning.
- status_t acquireBuffer(BufferQueue::BufferItem *item, nsecs_t presentWhen,
- bool waitForFence = true);
- status_t acquireBuffer(android::BufferItem* item, nsecs_t presentWhen,
+ status_t acquireBuffer(BufferItem* item, nsecs_t presentWhen,
bool waitForFence = true);
// Returns an acquired buffer to the queue, allowing it to be reused. Since
#ifndef ANDROID_GUI_BUFFERQUEUE_H
#define ANDROID_GUI_BUFFERQUEUE_H
+#include <gui/BufferItem.h>
#include <gui/BufferQueueDefs.h>
#include <gui/IGraphicBufferConsumer.h>
#include <gui/IGraphicBufferProducer.h>
// Attempts at runtime to increase the number of buffers past this will fail.
enum { NUM_BUFFER_SLOTS = BufferQueueDefs::NUM_BUFFER_SLOTS };
// Used as a placeholder slot# when the value isn't pointing to an existing buffer.
- enum { INVALID_BUFFER_SLOT = IGraphicBufferConsumer::BufferItem::INVALID_BUFFER_SLOT };
+ enum { INVALID_BUFFER_SLOT = BufferItem::INVALID_BUFFER_SLOT };
// Alias to <IGraphicBufferConsumer.h> -- please scope from there in future code!
enum {
NO_BUFFER_AVAILABLE = IGraphicBufferConsumer::NO_BUFFER_AVAILABLE,
// for backward source compatibility
typedef ::android::ConsumerListener ConsumerListener;
- typedef IGraphicBufferConsumer::BufferItem BufferItem;
// ProxyConsumerListener is a ConsumerListener implementation that keeps a weak
// reference to the actual consumer object. It forwards all calls to that
public:
ProxyConsumerListener(const wp<ConsumerListener>& consumerListener);
virtual ~ProxyConsumerListener();
- virtual void onFrameAvailable(const android::BufferItem& item);
+ virtual void onFrameAvailable(const BufferItem& item);
virtual void onBuffersReleased();
virtual void onSidebandStreamChanged();
private:
// is CLOCK_MONOTONIC.
virtual status_t acquireBuffer(BufferItem* outBuffer,
nsecs_t expectedPresent);
- virtual status_t acquireBuffer(android::BufferItem* outBuffer,
- nsecs_t expectedPresent);
// See IGraphicBufferConsumer::detachBuffer
virtual status_t detachBuffer(int slot);
#ifndef ANDROID_GUI_BUFFERQUEUECORE_H
#define ANDROID_GUI_BUFFERQUEUECORE_H
+#include <gui/BufferItem.h>
#include <gui/BufferQueueDefs.h>
#include <gui/BufferSlot.h>
namespace android {
-class BufferItem;
class IConsumerListener;
class IGraphicBufferAlloc;
class IProducerListener;
public:
// Used as a placeholder slot number when the value isn't pointing to an
// existing buffer.
- enum { INVALID_BUFFER_SLOT = -1 }; // TODO: Extract from IGBC::BufferItem
+ enum { INVALID_BUFFER_SLOT = BufferItem::INVALID_BUFFER_SLOT };
// We reserve two slots in order to guarantee that the producer and
// consumer can run asynchronously.
// to a slot. If it is overridden the derived class's implementation must
// call ConsumerBase::acquireBufferLocked.
virtual status_t acquireBufferLocked(BufferItem *item, nsecs_t presentWhen);
- virtual status_t acquireBufferLocked(BufferQueue::BufferItem *item, nsecs_t presentWhen);
// releaseBufferLocked relinquishes control over a buffer, returning that
// control to the BufferQueue.
// acquireBufferLocked overrides the ConsumerBase method to update the
// mEglSlots array in addition to the ConsumerBase behavior.
virtual status_t acquireBufferLocked(BufferItem *item, nsecs_t presentWhen);
- virtual status_t acquireBufferLocked(IGraphicBufferConsumer::BufferItem *item, nsecs_t presentWhen);
// releaseBufferLocked overrides the ConsumerBase method to update the
// mEglSlots array in addition to the ConsumerBase.
// This releases the buffer in the slot referenced by mCurrentTexture,
// then updates state to refer to the BufferItem, which must be a
// newly-acquired buffer.
- status_t updateAndReleaseLocked(const BufferQueue::BufferItem& item);
+ status_t updateAndReleaseLocked(const BufferItem& item);
// Binds mTexName and the current buffer to mTexTarget. Uses
// mCurrentTexture if it's set, mCurrentTextureImage if not. If the
class IGraphicBufferConsumer : public IInterface {
public:
-
- // public facing structure for BufferSlot
- class BufferItem : public Flattenable<BufferItem> {
- friend class Flattenable<BufferItem>;
- size_t getPodSize() const;
- size_t getFlattenedSize() const;
- size_t getFdCount() const;
- status_t flatten(void*& buffer, size_t& size, int*& fds, size_t& count) const;
- status_t unflatten(void const*& buffer, size_t& size, int const*& fds, size_t& count);
-
- public:
- // The default value of mBuf, used to indicate this doesn't correspond to a slot.
- enum { INVALID_BUFFER_SLOT = -1 };
- BufferItem();
-
- // mGraphicBuffer points to the buffer allocated for this slot, or is NULL
- // if the buffer in this slot has been acquired in the past (see
- // BufferSlot.mAcquireCalled).
- sp<GraphicBuffer> mGraphicBuffer;
-
- // mFence is a fence that will signal when the buffer is idle.
- sp<Fence> mFence;
-
- // mCrop is the current crop rectangle for this buffer slot.
- Rect mCrop;
-
- // mTransform is the current transform flags for this buffer slot.
- // refer to NATIVE_WINDOW_TRANSFORM_* in <window.h>
- uint32_t mTransform;
-
- // mScalingMode is the current scaling mode for this buffer slot.
- // refer to NATIVE_WINDOW_SCALING_* in <window.h>
- uint32_t mScalingMode;
-
- // mTimestamp is the current timestamp for this buffer slot. This gets
- // to set by queueBuffer each time this slot is queued. This value
- // is guaranteed to be monotonically increasing for each newly
- // acquired buffer.
- int64_t mTimestamp;
-
- // mIsAutoTimestamp indicates whether mTimestamp was generated
- // automatically when the buffer was queued.
- bool mIsAutoTimestamp;
-
- // mDataSpace is the current dataSpace for this buffer slot. This gets
- // set by queueBuffer each time this slot is queued.
- android_dataspace mDataSpace;
-
- // mFrameNumber is the number of the queued frame for this slot.
- uint64_t mFrameNumber;
-
- // mBuf is the slot index of this buffer (default INVALID_BUFFER_SLOT).
- int mBuf;
-
- // mIsDroppable whether this buffer was queued with the
- // property that it can be replaced by a new buffer for the purpose of
- // making sure dequeueBuffer() won't block.
- // i.e.: was the BufferQueue in "mDequeueBufferCannotBlock" when this buffer
- // was queued.
- bool mIsDroppable;
-
- // Indicates whether this buffer has been seen by a consumer yet
- bool mAcquireCalled;
-
- // Indicates this buffer must be transformed by the inverse transform of the screen
- // it is displayed onto. This is applied after mTransform.
- bool mTransformToDisplayInverse;
- };
-
enum {
// Returned by releaseBuffer, after which the consumer must
// free any references to the just-released buffer that it might have.
// Return of a negative value means an error has occurred:
// * INVALID_OPERATION - too many buffers have been acquired
virtual status_t acquireBuffer(BufferItem* buffer, nsecs_t presentWhen) = 0;
- virtual status_t acquireBuffer(android::BufferItem* buffer, nsecs_t presentWhen) = 0;
// detachBuffer attempts to remove all ownership of the buffer in the given
// slot from the buffer queue. If this call succeeds, the slot will be
mCrop.makeInvalid();
}
-BufferItem::BufferItem(const IGraphicBufferConsumer::BufferItem& item) :
- mGraphicBuffer(item.mGraphicBuffer),
- mFence(item.mFence),
- mCrop(item.mCrop),
- mTransform(item.mTransform),
- mScalingMode(item.mScalingMode),
- mTimestamp(item.mTimestamp),
- mIsAutoTimestamp(item.mIsAutoTimestamp),
- mDataSpace(item.mDataSpace),
- mFrameNumber(item.mFrameNumber),
- mSlot(item.mBuf),
- mIsDroppable(item.mIsDroppable),
- mAcquireCalled(item.mAcquireCalled),
- mTransformToDisplayInverse(item.mTransformToDisplayInverse) {}
-
BufferItem::~BufferItem() {}
-BufferItem::operator IGraphicBufferConsumer::BufferItem() const {
- IGraphicBufferConsumer::BufferItem bufferItem;
- bufferItem.mGraphicBuffer = mGraphicBuffer;
- bufferItem.mFence = mFence;
- bufferItem.mCrop = mCrop;
- bufferItem.mTransform = mTransform;
- bufferItem.mScalingMode = mScalingMode;
- bufferItem.mTimestamp = mTimestamp;
- bufferItem.mIsAutoTimestamp = mIsAutoTimestamp;
- bufferItem.mDataSpace = mDataSpace;
- bufferItem.mFrameNumber = mFrameNumber;
- bufferItem.mBuf = mSlot;
- bufferItem.mIsDroppable = mIsDroppable;
- bufferItem.mAcquireCalled = mAcquireCalled;
- bufferItem.mTransformToDisplayInverse = mTransformToDisplayInverse;
- return bufferItem;
-}
-
size_t BufferItem::getPodSize() const {
size_t c = sizeof(mCrop) +
sizeof(mTransform) +
mConsumer->setConsumerName(name);
}
-status_t BufferItemConsumer::acquireBuffer(BufferQueue::BufferItem *item,
+status_t BufferItemConsumer::acquireBuffer(BufferItem *item,
nsecs_t presentWhen, bool waitForFence) {
status_t err;
return OK;
}
-status_t BufferItemConsumer::acquireBuffer(android::BufferItem* outItem,
- nsecs_t presentWhen, bool waitForFence) {
- BufferQueue::BufferItem item;
- status_t result = acquireBuffer(&item, presentWhen, waitForFence);
- if (result != NO_ERROR) {
- return result;
- }
- *outItem = item;
- return NO_ERROR;
-}
-
status_t BufferItemConsumer::releaseBuffer(const BufferItem &item,
const sp<Fence>& releaseFence) {
status_t err;
BufferQueue::ProxyConsumerListener::~ProxyConsumerListener() {}
void BufferQueue::ProxyConsumerListener::onFrameAvailable(
- const android::BufferItem& item) {
+ const BufferItem& item) {
sp<ConsumerListener> listener(mConsumerListener.promote());
if (listener != NULL) {
listener->onFrameAvailable(item);
return NO_ERROR;
}
-status_t BufferQueueConsumer::acquireBuffer(android::BufferItem* outBuffer,
- nsecs_t expectedPresent) {
- if (outBuffer == nullptr) {
- return BAD_VALUE;
- }
-
- BufferItem item;
- status_t result = acquireBuffer(&item, expectedPresent);
- if (result != NO_ERROR) {
- return result;
- }
-
- *outBuffer = item;
- return NO_ERROR;
-}
-
status_t BufferQueueConsumer::detachBuffer(int slot) {
ATRACE_CALL();
ATRACE_BUFFER_INDEX(slot);
return OK;
}
-status_t ConsumerBase::acquireBufferLocked(BufferQueue::BufferItem *outItem,
- nsecs_t presentWhen) {
- BufferItem item;
- status_t result = acquireBufferLocked(&item, presentWhen);
- if (result != NO_ERROR) {
- return result;
- }
- *outItem = item;
- return NO_ERROR;
-}
-
status_t ConsumerBase::addReleaseFence(int slot,
const sp<GraphicBuffer> graphicBuffer, const sp<Fence>& fence) {
Mutex::Autolock lock(mMutex);
return NO_ERROR;
}
-status_t GLConsumer::acquireBufferLocked(BufferQueue::BufferItem *outItem,
- nsecs_t presentWhen) {
- BufferItem item;
- status_t result = acquireBufferLocked(&item, presentWhen);
- if (result != NO_ERROR) {
- return result;
- }
- *outItem = item;
- return NO_ERROR;
-}
-
status_t GLConsumer::releaseBufferLocked(int buf,
sp<GraphicBuffer> graphicBuffer,
EGLDisplay display, EGLSyncKHR eglFence) {
return err;
}
-status_t GLConsumer::updateAndReleaseLocked(const BufferQueue::BufferItem& item)
+status_t GLConsumer::updateAndReleaseLocked(const BufferItem& item)
{
status_t err = NO_ERROR;
#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,
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());