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/*
* Copyright (C) 2007 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 LOG_TAG "SurfaceComposerClient"
#include <stdint.h>
#include <sys/types.h>
#include <utils/Errors.h>
#include <utils/Log.h>
#include <utils/Singleton.h>
#include <utils/SortedVector.h>
#include <utils/String8.h>
#include <utils/threads.h>
#include <binder/IMemory.h>
#include <binder/IServiceManager.h>
#include <system/graphics.h>
#include <ui/DisplayInfo.h>
#include <gui/CpuConsumer.h>
#include <gui/IGraphicBufferProducer.h>
#include <gui/ISurfaceComposer.h>
#include <gui/ISurfaceComposerClient.h>
#include <gui/SurfaceComposerClient.h>
#include <private/gui/ComposerService.h>
#include <private/gui/LayerState.h>
namespace android {
// ---------------------------------------------------------------------------
ANDROID_SINGLETON_STATIC_INSTANCE(ComposerService);
ComposerService::ComposerService()
: Singleton<ComposerService>() {
Mutex::Autolock _l(mLock);
connectLocked();
}
void ComposerService::connectLocked() {
const String16 name("SurfaceFlinger");
while (getService(name, &mComposerService) != NO_ERROR) {
usleep(250000);
}
assert(mComposerService != NULL);
// Create the death listener.
class DeathObserver : public IBinder::DeathRecipient {
ComposerService& mComposerService;
virtual void binderDied(const wp<IBinder>& who) {
ALOGW("ComposerService remote (surfaceflinger) died [%p]",
who.unsafe_get());
mComposerService.composerServiceDied();
}
public:
explicit DeathObserver(ComposerService& mgr) : mComposerService(mgr) { }
};
mDeathObserver = new DeathObserver(*const_cast<ComposerService*>(this));
IInterface::asBinder(mComposerService)->linkToDeath(mDeathObserver);
}
/*static*/ sp<ISurfaceComposer> ComposerService::getComposerService() {
ComposerService& instance = ComposerService::getInstance();
Mutex::Autolock _l(instance.mLock);
if (instance.mComposerService == NULL) {
ComposerService::getInstance().connectLocked();
assert(instance.mComposerService != NULL);
ALOGD("ComposerService reconnected");
}
return instance.mComposerService;
}
void ComposerService::composerServiceDied()
{
Mutex::Autolock _l(mLock);
mComposerService = NULL;
mDeathObserver = NULL;
}
// ---------------------------------------------------------------------------
static inline
int compare_type(const ComposerState& lhs, const ComposerState& rhs) {
if (lhs.client < rhs.client) return -1;
if (lhs.client > rhs.client) return 1;
if (lhs.state.surface < rhs.state.surface) return -1;
if (lhs.state.surface > rhs.state.surface) return 1;
return 0;
}
static inline
int compare_type(const DisplayState& lhs, const DisplayState& rhs) {
return compare_type(lhs.token, rhs.token);
}
class Composer : public Singleton<Composer>
{
friend class Singleton<Composer>;
mutable Mutex mLock;
SortedVector<ComposerState> mComposerStates;
SortedVector<DisplayState > mDisplayStates;
uint32_t mForceSynchronous;
uint32_t mTransactionNestCount;
bool mAnimation;
Composer() : Singleton<Composer>(),
mForceSynchronous(0), mTransactionNestCount(0),
mAnimation(false)
{ }
void openGlobalTransactionImpl();
void closeGlobalTransactionImpl(bool synchronous);
void setAnimationTransactionImpl();
layer_state_t* getLayerStateLocked(
const sp<SurfaceComposerClient>& client, const sp<IBinder>& id);
DisplayState& getDisplayStateLocked(const sp<IBinder>& token);
public:
sp<IBinder> createDisplay(const String8& displayName, bool secure);
void destroyDisplay(const sp<IBinder>& display);
sp<IBinder> getBuiltInDisplay(int32_t id);
status_t setPosition(const sp<SurfaceComposerClient>& client, const sp<IBinder>& id,
float x, float y);
status_t setSize(const sp<SurfaceComposerClient>& client, const sp<IBinder>& id,
uint32_t w, uint32_t h);
status_t setLayer(const sp<SurfaceComposerClient>& client, const sp<IBinder>& id,
uint32_t z);
status_t setFlags(const sp<SurfaceComposerClient>& client, const sp<IBinder>& id,
uint32_t flags, uint32_t mask);
status_t setTransparentRegionHint(
const sp<SurfaceComposerClient>& client, const sp<IBinder>& id,
const Region& transparentRegion);
status_t setAlpha(const sp<SurfaceComposerClient>& client, const sp<IBinder>& id,
float alpha);
status_t setMatrix(const sp<SurfaceComposerClient>& client, const sp<IBinder>& id,
float dsdx, float dtdx, float dsdy, float dtdy);
status_t setOrientation(int orientation);
status_t setCrop(const sp<SurfaceComposerClient>& client, const sp<IBinder>& id,
const Rect& crop);
status_t setFinalCrop(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, const Rect& crop);
status_t setLayerStack(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, uint32_t layerStack);
status_t deferTransactionUntil(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, const sp<IBinder>& handle,
uint64_t frameNumber);
status_t setOverrideScalingMode(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, int32_t overrideScalingMode);
status_t setGeometryAppliesWithResize(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id);
status_t setDisplaySurface(const sp<IBinder>& token,
sp<IGraphicBufferProducer> bufferProducer);
void setDisplayLayerStack(const sp<IBinder>& token, uint32_t layerStack);
void setDisplayProjection(const sp<IBinder>& token,
uint32_t orientation,
const Rect& layerStackRect,
const Rect& displayRect);
void setDisplaySize(const sp<IBinder>& token, uint32_t width, uint32_t height);
static void setAnimationTransaction() {
Composer::getInstance().setAnimationTransactionImpl();
}
static void openGlobalTransaction() {
Composer::getInstance().openGlobalTransactionImpl();
}
static void closeGlobalTransaction(bool synchronous) {
Composer::getInstance().closeGlobalTransactionImpl(synchronous);
}
};
ANDROID_SINGLETON_STATIC_INSTANCE(Composer);
// ---------------------------------------------------------------------------
sp<IBinder> Composer::createDisplay(const String8& displayName, bool secure) {
return ComposerService::getComposerService()->createDisplay(displayName,
secure);
}
void Composer::destroyDisplay(const sp<IBinder>& display) {
return ComposerService::getComposerService()->destroyDisplay(display);
}
sp<IBinder> Composer::getBuiltInDisplay(int32_t id) {
return ComposerService::getComposerService()->getBuiltInDisplay(id);
}
void Composer::openGlobalTransactionImpl() {
{ // scope for the lock
Mutex::Autolock _l(mLock);
mTransactionNestCount += 1;
}
}
void Composer::closeGlobalTransactionImpl(bool synchronous) {
sp<ISurfaceComposer> sm(ComposerService::getComposerService());
Vector<ComposerState> transaction;
Vector<DisplayState> displayTransaction;
uint32_t flags = 0;
{ // scope for the lock
Mutex::Autolock _l(mLock);
mForceSynchronous |= synchronous;
if (!mTransactionNestCount) {
ALOGW("At least one call to closeGlobalTransaction() was not matched by a prior "
"call to openGlobalTransaction().");
} else if (--mTransactionNestCount) {
return;
}
transaction = mComposerStates;
mComposerStates.clear();
displayTransaction = mDisplayStates;
mDisplayStates.clear();
if (mForceSynchronous) {
flags |= ISurfaceComposer::eSynchronous;
}
if (mAnimation) {
flags |= ISurfaceComposer::eAnimation;
}
mForceSynchronous = false;
mAnimation = false;
}
sm->setTransactionState(transaction, displayTransaction, flags);
}
void Composer::setAnimationTransactionImpl() {
Mutex::Autolock _l(mLock);
mAnimation = true;
}
layer_state_t* Composer::getLayerStateLocked(
const sp<SurfaceComposerClient>& client, const sp<IBinder>& id) {
ComposerState s;
s.client = client->mClient;
s.state.surface = id;
ssize_t index = mComposerStates.indexOf(s);
if (index < 0) {
// we don't have it, add an initialized layer_state to our list
index = mComposerStates.add(s);
}
ComposerState* const out = mComposerStates.editArray();
return &(out[index].state);
}
status_t Composer::setPosition(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, float x, float y) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::ePositionChanged;
s->x = x;
s->y = y;
return NO_ERROR;
}
status_t Composer::setSize(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, uint32_t w, uint32_t h) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eSizeChanged;
s->w = w;
s->h = h;
// Resizing a surface makes the transaction synchronous.
mForceSynchronous = true;
return NO_ERROR;
}
status_t Composer::setLayer(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, uint32_t z) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eLayerChanged;
s->z = z;
return NO_ERROR;
}
status_t Composer::setFlags(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, uint32_t flags,
uint32_t mask) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
if ((mask & layer_state_t::eLayerOpaque) ||
(mask & layer_state_t::eLayerHidden) ||
(mask & layer_state_t::eLayerSecure)) {
s->what |= layer_state_t::eFlagsChanged;
}
s->flags &= ~mask;
s->flags |= (flags & mask);
s->mask |= mask;
return NO_ERROR;
}
status_t Composer::setTransparentRegionHint(
const sp<SurfaceComposerClient>& client, const sp<IBinder>& id,
const Region& transparentRegion) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eTransparentRegionChanged;
s->transparentRegion = transparentRegion;
return NO_ERROR;
}
status_t Composer::setAlpha(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, float alpha) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eAlphaChanged;
s->alpha = alpha;
return NO_ERROR;
}
status_t Composer::setLayerStack(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, uint32_t layerStack) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eLayerStackChanged;
s->layerStack = layerStack;
return NO_ERROR;
}
status_t Composer::setMatrix(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, float dsdx, float dtdx,
float dsdy, float dtdy) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eMatrixChanged;
layer_state_t::matrix22_t matrix;
matrix.dsdx = dsdx;
matrix.dtdx = dtdx;
matrix.dsdy = dsdy;
matrix.dtdy = dtdy;
s->matrix = matrix;
return NO_ERROR;
}
status_t Composer::setCrop(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, const Rect& crop) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eCropChanged;
s->crop = crop;
return NO_ERROR;
}
status_t Composer::setFinalCrop(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, const Rect& crop) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s) {
return BAD_INDEX;
}
s->what |= layer_state_t::eFinalCropChanged;
s->finalCrop = crop;
return NO_ERROR;
}
status_t Composer::deferTransactionUntil(
const sp<SurfaceComposerClient>& client, const sp<IBinder>& id,
const sp<IBinder>& handle, uint64_t frameNumber) {
Mutex::Autolock lock(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s) {
return BAD_INDEX;
}
s->what |= layer_state_t::eDeferTransaction;
s->handle = handle;
s->frameNumber = frameNumber;
return NO_ERROR;
}
status_t Composer::setOverrideScalingMode(
const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, int32_t overrideScalingMode) {
Mutex::Autolock lock(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s) {
return BAD_INDEX;
}
switch (overrideScalingMode) {
case NATIVE_WINDOW_SCALING_MODE_FREEZE:
case NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW:
case NATIVE_WINDOW_SCALING_MODE_SCALE_CROP:
case NATIVE_WINDOW_SCALING_MODE_NO_SCALE_CROP:
case -1:
break;
default:
ALOGE("unknown scaling mode: %d",
overrideScalingMode);
return BAD_VALUE;
}
s->what |= layer_state_t::eOverrideScalingModeChanged;
s->overrideScalingMode = overrideScalingMode;
return NO_ERROR;
}
status_t Composer::setGeometryAppliesWithResize(
const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id) {
Mutex::Autolock lock(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s) {
return BAD_INDEX;
}
s->what |= layer_state_t::eGeometryAppliesWithResize;
return NO_ERROR;
}
// ---------------------------------------------------------------------------
DisplayState& Composer::getDisplayStateLocked(const sp<IBinder>& token) {
DisplayState s;
s.token = token;
ssize_t index = mDisplayStates.indexOf(s);
if (index < 0) {
// we don't have it, add an initialized layer_state to our list
s.what = 0;
index = mDisplayStates.add(s);
}
return mDisplayStates.editItemAt(static_cast<size_t>(index));
}
status_t Composer::setDisplaySurface(const sp<IBinder>& token,
sp<IGraphicBufferProducer> bufferProducer) {
if (bufferProducer.get() != nullptr) {
// Make sure that composition can never be stalled by a virtual display
// consumer that isn't processing buffers fast enough.
status_t err = bufferProducer->setAsyncMode(true);
if (err != NO_ERROR) {
ALOGE("Composer::setDisplaySurface Failed to enable async mode on the "
"BufferQueue. This BufferQueue cannot be used for virtual "
"display. (%d)", err);
return err;
}
}
Mutex::Autolock _l(mLock);
DisplayState& s(getDisplayStateLocked(token));
s.surface = bufferProducer;
s.what |= DisplayState::eSurfaceChanged;
return NO_ERROR;
}
void Composer::setDisplayLayerStack(const sp<IBinder>& token,
uint32_t layerStack) {
Mutex::Autolock _l(mLock);
DisplayState& s(getDisplayStateLocked(token));
s.layerStack = layerStack;
s.what |= DisplayState::eLayerStackChanged;
}
void Composer::setDisplayProjection(const sp<IBinder>& token,
uint32_t orientation,
const Rect& layerStackRect,
const Rect& displayRect) {
Mutex::Autolock _l(mLock);
DisplayState& s(getDisplayStateLocked(token));
s.orientation = orientation;
s.viewport = layerStackRect;
s.frame = displayRect;
s.what |= DisplayState::eDisplayProjectionChanged;
mForceSynchronous = true; // TODO: do we actually still need this?
}
void Composer::setDisplaySize(const sp<IBinder>& token, uint32_t width, uint32_t height) {
Mutex::Autolock _l(mLock);
DisplayState& s(getDisplayStateLocked(token));
s.width = width;
s.height = height;
s.what |= DisplayState::eDisplaySizeChanged;
}
// ---------------------------------------------------------------------------
SurfaceComposerClient::SurfaceComposerClient()
: mStatus(NO_INIT), mComposer(Composer::getInstance())
{
}
void SurfaceComposerClient::onFirstRef() {
sp<ISurfaceComposer> sm(ComposerService::getComposerService());
if (sm != 0) {
sp<ISurfaceComposerClient> conn = sm->createConnection();
if (conn != 0) {
mClient = conn;
mStatus = NO_ERROR;
}
}
}
SurfaceComposerClient::~SurfaceComposerClient() {
dispose();
}
status_t SurfaceComposerClient::initCheck() const {
return mStatus;
}
sp<IBinder> SurfaceComposerClient::connection() const {
return IInterface::asBinder(mClient);
}
status_t SurfaceComposerClient::linkToComposerDeath(
const sp<IBinder::DeathRecipient>& recipient,
void* cookie, uint32_t flags) {
sp<ISurfaceComposer> sm(ComposerService::getComposerService());
return IInterface::asBinder(sm)->linkToDeath(recipient, cookie, flags);
}
void SurfaceComposerClient::dispose() {
// this can be called more than once.
sp<ISurfaceComposerClient> client;
Mutex::Autolock _lm(mLock);
if (mClient != 0) {
client = mClient; // hold ref while lock is held
mClient.clear();
}
mStatus = NO_INIT;
}
sp<SurfaceControl> SurfaceComposerClient::createSurface(
const String8& name,
uint32_t w,
uint32_t h,
PixelFormat format,
uint32_t flags)
{
sp<SurfaceControl> sur;
if (mStatus == NO_ERROR) {
sp<IBinder> handle;
sp<IGraphicBufferProducer> gbp;
status_t err = mClient->createSurface(name, w, h, format, flags,
&handle, &gbp);
ALOGE_IF(err, "SurfaceComposerClient::createSurface error %s", strerror(-err));
if (err == NO_ERROR) {
sur = new SurfaceControl(this, handle, gbp);
}
}
return sur;
}
sp<IBinder> SurfaceComposerClient::createDisplay(const String8& displayName,
bool secure) {
return Composer::getInstance().createDisplay(displayName, secure);
}
void SurfaceComposerClient::destroyDisplay(const sp<IBinder>& display) {
Composer::getInstance().destroyDisplay(display);
}
sp<IBinder> SurfaceComposerClient::getBuiltInDisplay(int32_t id) {
return Composer::getInstance().getBuiltInDisplay(id);
}
status_t SurfaceComposerClient::destroySurface(const sp<IBinder>& sid) {
if (mStatus != NO_ERROR)
return mStatus;
status_t err = mClient->destroySurface(sid);
return err;
}
status_t SurfaceComposerClient::clearLayerFrameStats(const sp<IBinder>& token) const {
if (mStatus != NO_ERROR) {
return mStatus;
}
return mClient->clearLayerFrameStats(token);
}
status_t SurfaceComposerClient::getLayerFrameStats(const sp<IBinder>& token,
FrameStats* outStats) const {
if (mStatus != NO_ERROR) {
return mStatus;
}
return mClient->getLayerFrameStats(token, outStats);
}
status_t SurfaceComposerClient::getTransformToDisplayInverse(const sp<IBinder>& token,
bool* outTransformToDisplayInverse) const {
if (mStatus != NO_ERROR) {
return mStatus;
}
return mClient->getTransformToDisplayInverse(token, outTransformToDisplayInverse);
}
inline Composer& SurfaceComposerClient::getComposer() {
return mComposer;
}
// ----------------------------------------------------------------------------
void SurfaceComposerClient::openGlobalTransaction() {
Composer::openGlobalTransaction();
}
void SurfaceComposerClient::closeGlobalTransaction(bool synchronous) {
Composer::closeGlobalTransaction(synchronous);
}
void SurfaceComposerClient::setAnimationTransaction() {
Composer::setAnimationTransaction();
}
// ----------------------------------------------------------------------------
status_t SurfaceComposerClient::setCrop(const sp<IBinder>& id, const Rect& crop) {
return getComposer().setCrop(this, id, crop);
}
status_t SurfaceComposerClient::setFinalCrop(const sp<IBinder>& id,
const Rect& crop) {
return getComposer().setFinalCrop(this, id, crop);
}
status_t SurfaceComposerClient::setPosition(const sp<IBinder>& id, float x, float y) {
return getComposer().setPosition(this, id, x, y);
}
status_t SurfaceComposerClient::setSize(const sp<IBinder>& id, uint32_t w, uint32_t h) {
return getComposer().setSize(this, id, w, h);
}
status_t SurfaceComposerClient::setLayer(const sp<IBinder>& id, uint32_t z) {
return getComposer().setLayer(this, id, z);
}
status_t SurfaceComposerClient::hide(const sp<IBinder>& id) {
return getComposer().setFlags(this, id,
layer_state_t::eLayerHidden,
layer_state_t::eLayerHidden);
}
status_t SurfaceComposerClient::show(const sp<IBinder>& id) {
return getComposer().setFlags(this, id,
0,
layer_state_t::eLayerHidden);
}
status_t SurfaceComposerClient::setFlags(const sp<IBinder>& id, uint32_t flags,
uint32_t mask) {
return getComposer().setFlags(this, id, flags, mask);
}
status_t SurfaceComposerClient::setTransparentRegionHint(const sp<IBinder>& id,
const Region& transparentRegion) {
return getComposer().setTransparentRegionHint(this, id, transparentRegion);
}
status_t SurfaceComposerClient::setAlpha(const sp<IBinder>& id, float alpha) {
return getComposer().setAlpha(this, id, alpha);
}
status_t SurfaceComposerClient::setLayerStack(const sp<IBinder>& id, uint32_t layerStack) {
return getComposer().setLayerStack(this, id, layerStack);
}
status_t SurfaceComposerClient::setMatrix(const sp<IBinder>& id, float dsdx, float dtdx,
float dsdy, float dtdy) {
return getComposer().setMatrix(this, id, dsdx, dtdx, dsdy, dtdy);
}
status_t SurfaceComposerClient::deferTransactionUntil(const sp<IBinder>& id,
const sp<IBinder>& handle, uint64_t frameNumber) {
return getComposer().deferTransactionUntil(this, id, handle, frameNumber);
}
status_t SurfaceComposerClient::setOverrideScalingMode(
const sp<IBinder>& id, int32_t overrideScalingMode) {
return getComposer().setOverrideScalingMode(
this, id, overrideScalingMode);
}
status_t SurfaceComposerClient::setGeometryAppliesWithResize(
const sp<IBinder>& id) {
return getComposer().setGeometryAppliesWithResize(this, id);
}
// ----------------------------------------------------------------------------
status_t SurfaceComposerClient::setDisplaySurface(const sp<IBinder>& token,
sp<IGraphicBufferProducer> bufferProducer) {
return Composer::getInstance().setDisplaySurface(token, bufferProducer);
}
void SurfaceComposerClient::setDisplayLayerStack(const sp<IBinder>& token,
uint32_t layerStack) {
Composer::getInstance().setDisplayLayerStack(token, layerStack);
}
void SurfaceComposerClient::setDisplayProjection(const sp<IBinder>& token,
uint32_t orientation,
const Rect& layerStackRect,
const Rect& displayRect) {
Composer::getInstance().setDisplayProjection(token, orientation,
layerStackRect, displayRect);
}
void SurfaceComposerClient::setDisplaySize(const sp<IBinder>& token,
uint32_t width, uint32_t height) {
Composer::getInstance().setDisplaySize(token, width, height);
}
// ----------------------------------------------------------------------------
status_t SurfaceComposerClient::getDisplayConfigs(
const sp<IBinder>& display, Vector<DisplayInfo>* configs)
{
return ComposerService::getComposerService()->getDisplayConfigs(display, configs);
}
status_t SurfaceComposerClient::getDisplayInfo(const sp<IBinder>& display,
DisplayInfo* info) {
Vector<DisplayInfo> configs;
status_t result = getDisplayConfigs(display, &configs);
if (result != NO_ERROR) {
return result;
}
int activeId = getActiveConfig(display);
if (activeId < 0) {
ALOGE("No active configuration found");
return NAME_NOT_FOUND;
}
*info = configs[static_cast<size_t>(activeId)];
return NO_ERROR;
}
int SurfaceComposerClient::getActiveConfig(const sp<IBinder>& display) {
return ComposerService::getComposerService()->getActiveConfig(display);
}
status_t SurfaceComposerClient::setActiveConfig(const sp<IBinder>& display, int id) {
return ComposerService::getComposerService()->setActiveConfig(display, id);
}
status_t SurfaceComposerClient::getDisplayColorModes(const sp<IBinder>& display,
Vector<android_color_mode_t>* outColorModes) {
return ComposerService::getComposerService()->getDisplayColorModes(display, outColorModes);
}
android_color_mode_t SurfaceComposerClient::getActiveColorMode(const sp<IBinder>& display) {
return ComposerService::getComposerService()->getActiveColorMode(display);
}
status_t SurfaceComposerClient::setActiveColorMode(const sp<IBinder>& display,
android_color_mode_t colorMode) {
return ComposerService::getComposerService()->setActiveColorMode(display, colorMode);
}
void SurfaceComposerClient::setDisplayPowerMode(const sp<IBinder>& token,
int mode) {
ComposerService::getComposerService()->setPowerMode(token, mode);
}
status_t SurfaceComposerClient::clearAnimationFrameStats() {
return ComposerService::getComposerService()->clearAnimationFrameStats();
}
status_t SurfaceComposerClient::getAnimationFrameStats(FrameStats* outStats) {
return ComposerService::getComposerService()->getAnimationFrameStats(outStats);
}
status_t SurfaceComposerClient::getHdrCapabilities(const sp<IBinder>& display,
HdrCapabilities* outCapabilities) {
return ComposerService::getComposerService()->getHdrCapabilities(display,
outCapabilities);
}
// ----------------------------------------------------------------------------
status_t ScreenshotClient::capture(
const sp<IBinder>& display,
const sp<IGraphicBufferProducer>& producer,
Rect sourceCrop, uint32_t reqWidth, uint32_t reqHeight,
uint32_t minLayerZ, uint32_t maxLayerZ, bool useIdentityTransform) {
sp<ISurfaceComposer> s(ComposerService::getComposerService());
if (s == NULL) return NO_INIT;
return s->captureScreen(display, producer, sourceCrop,
reqWidth, reqHeight, minLayerZ, maxLayerZ, useIdentityTransform);
}
ScreenshotClient::ScreenshotClient()
: mHaveBuffer(false) {
memset(&mBuffer, 0, sizeof(mBuffer));
}
ScreenshotClient::~ScreenshotClient() {
ScreenshotClient::release();
}
sp<CpuConsumer> ScreenshotClient::getCpuConsumer() const {
if (mCpuConsumer == NULL) {
sp<IGraphicBufferConsumer> consumer;
BufferQueue::createBufferQueue(&mProducer, &consumer);
mCpuConsumer = new CpuConsumer(consumer, 1);
mCpuConsumer->setName(String8("ScreenshotClient"));
}
return mCpuConsumer;
}
status_t ScreenshotClient::update(const sp<IBinder>& display,
Rect sourceCrop, uint32_t reqWidth, uint32_t reqHeight,
uint32_t minLayerZ, uint32_t maxLayerZ,
bool useIdentityTransform, uint32_t rotation) {
sp<ISurfaceComposer> s(ComposerService::getComposerService());
if (s == NULL) return NO_INIT;
sp<CpuConsumer> cpuConsumer = getCpuConsumer();
if (mHaveBuffer) {
mCpuConsumer->unlockBuffer(mBuffer);
memset(&mBuffer, 0, sizeof(mBuffer));
mHaveBuffer = false;
}
status_t err = s->captureScreen(display, mProducer, sourceCrop,
reqWidth, reqHeight, minLayerZ, maxLayerZ, useIdentityTransform,
static_cast<ISurfaceComposer::Rotation>(rotation));
if (err == NO_ERROR) {
err = mCpuConsumer->lockNextBuffer(&mBuffer);
if (err == NO_ERROR) {
mHaveBuffer = true;
}
}
return err;
}
status_t ScreenshotClient::update(const sp<IBinder>& display,
Rect sourceCrop, uint32_t reqWidth, uint32_t reqHeight,
uint32_t minLayerZ, uint32_t maxLayerZ,
bool useIdentityTransform) {
return ScreenshotClient::update(display, sourceCrop, reqWidth, reqHeight,
minLayerZ, maxLayerZ, useIdentityTransform, ISurfaceComposer::eRotateNone);
}
status_t ScreenshotClient::update(const sp<IBinder>& display, Rect sourceCrop,
bool useIdentityTransform) {
return ScreenshotClient::update(display, sourceCrop, 0, 0, 0, -1U,
useIdentityTransform, ISurfaceComposer::eRotateNone);
}
status_t ScreenshotClient::update(const sp<IBinder>& display, Rect sourceCrop,
uint32_t reqWidth, uint32_t reqHeight, bool useIdentityTransform) {
return ScreenshotClient::update(display, sourceCrop, reqWidth, reqHeight,
0, -1U, useIdentityTransform, ISurfaceComposer::eRotateNone);
}
void ScreenshotClient::release() {
if (mHaveBuffer) {
mCpuConsumer->unlockBuffer(mBuffer);
memset(&mBuffer, 0, sizeof(mBuffer));
mHaveBuffer = false;
}
mCpuConsumer.clear();
}
void const* ScreenshotClient::getPixels() const {
return mBuffer.data;
}
uint32_t ScreenshotClient::getWidth() const {
return mBuffer.width;
}
uint32_t ScreenshotClient::getHeight() const {
return mBuffer.height;
}
PixelFormat ScreenshotClient::getFormat() const {
return mBuffer.format;
}
uint32_t ScreenshotClient::getStride() const {
return mBuffer.stride;
}
size_t ScreenshotClient::getSize() const {
return mBuffer.stride * mBuffer.height * bytesPerPixel(mBuffer.format);
}
// ----------------------------------------------------------------------------
}; // namespace android