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libgui: Remove IGBC::BufferItem

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Removes IGraphicBufferConsumer::BufferItem. Depends on the
following changes:
    I187b3a7d05196b6289596afac8fb9a9d4aebff76
    I0ddd38df37500cfd6b21d1e768ed14e39c5cd9fc

Change-Id: I3edf0db8fba656fd78e18a5a7f1137f0fb6b237d
(cherry picked from commit 1c87e474d8)
This commit is contained in:
Dan Stoza 2015-03-13 14:40:34 -07:00
parent 46072d5834
commit 955c897482
15 changed files with 12 additions and 346 deletions
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6
include/gui/BufferItem.h
View File

@ -20,10 +20,10 @@
#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>
@ -44,9 +44,7 @@ class BufferItem : public Flattenable<BufferItem> {
// 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);

6
include/gui/BufferItemConsumer.h
View File

@ -42,8 +42,6 @@ class BufferItemConsumer: public ConsumerBase
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 };
@ -76,9 +74,7 @@ class BufferItemConsumer: public ConsumerBase
//
// 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

6
include/gui/BufferQueue.h
View File

@ -17,6 +17,7 @@
#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>
@ -34,7 +35,7 @@ public:
// 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,
@ -47,7 +48,6 @@ public:
// 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
@ -62,7 +62,7 @@ public:
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:

2
include/gui/BufferQueueConsumer.h
View File

@ -48,8 +48,6 @@ public:
// 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);

4
include/gui/BufferQueueCore.h
View File

@ -17,6 +17,7 @@
#ifndef ANDROID_GUI_BUFFERQUEUECORE_H
#define ANDROID_GUI_BUFFERQUEUECORE_H
#include <gui/BufferItem.h>
#include <gui/BufferQueueDefs.h>
#include <gui/BufferSlot.h>
@ -45,7 +46,6 @@
namespace android {
class BufferItem;
class IConsumerListener;
class IGraphicBufferAlloc;
class IProducerListener;
@ -58,7 +58,7 @@ class BufferQueueCore : public virtual RefBase {
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.

1
include/gui/ConsumerBase.h
View File

@ -154,7 +154,6 @@ protected:
// 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.

3
include/gui/GLConsumer.h
View File

@ -242,7 +242,6 @@ protected:
// 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.
@ -260,7 +259,7 @@ protected:
// 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

70
include/gui/IGraphicBufferConsumer.h
View File

@ -43,75 +43,6 @@ class NativeHandle;
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.
@ -148,7 +79,6 @@ public:
// 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

33
libs/gui/BufferItem.cpp
View File

@ -37,41 +37,8 @@ BufferItem::BufferItem() :
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) +

13
libs/gui/BufferItemConsumer.cpp
View File

@ -53,7 +53,7 @@ void BufferItemConsumer::setName(const String8& name) {
mConsumer->setConsumerName(name);
}
status_t BufferItemConsumer::acquireBuffer(BufferQueue::BufferItem *item,
status_t BufferItemConsumer::acquireBuffer(BufferItem *item,
nsecs_t presentWhen, bool waitForFence) {
status_t err;
@ -83,17 +83,6 @@ status_t BufferItemConsumer::acquireBuffer(BufferQueue::BufferItem *item,
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;

2
libs/gui/BufferQueue.cpp
View File

@ -32,7 +32,7 @@ BufferQueue::ProxyConsumerListener::ProxyConsumerListener(
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);

16
libs/gui/BufferQueueConsumer.cpp
View File

@ -176,22 +176,6 @@ status_t BufferQueueConsumer::acquireBuffer(BufferItem* outBuffer,
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);

11
libs/gui/ConsumerBase.cpp
View File

@ -200,17 +200,6 @@ status_t ConsumerBase::acquireBufferLocked(BufferItem *item,
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);

13
libs/gui/GLConsumer.cpp
View File

@ -361,17 +361,6 @@ status_t GLConsumer::acquireBufferLocked(BufferItem *item,
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) {
@ -385,7 +374,7 @@ status_t GLConsumer::releaseBufferLocked(int buf,
return err;
}
status_t GLConsumer::updateAndReleaseLocked(const BufferQueue::BufferItem& item)
status_t GLConsumer::updateAndReleaseLocked(const BufferItem& item)
{
status_t err = NO_ERROR;

172
libs/gui/IGraphicBufferConsumer.cpp
View File

@ -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());