0e65e6c283
Flips the width and height when the buffer comes in with a 90 degree rotation so that performing the Y-flip from GL works correctly. Bug: 20761426 Change-Id: I41c9edc8549c6cbdb534277b996ff20c59034582
1050 lines
32 KiB
C++
1050 lines
32 KiB
C++
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "Surface"
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#define ATRACE_TAG ATRACE_TAG_GRAPHICS
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//#define LOG_NDEBUG 0
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#include <android/native_window.h>
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#include <binder/Parcel.h>
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#include <utils/Log.h>
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#include <utils/Trace.h>
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#include <utils/NativeHandle.h>
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#include <ui/Fence.h>
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#include <ui/Region.h>
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#include <gui/IProducerListener.h>
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#include <gui/ISurfaceComposer.h>
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#include <gui/SurfaceComposerClient.h>
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#include <gui/GLConsumer.h>
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#include <gui/Surface.h>
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#include <private/gui/ComposerService.h>
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namespace android {
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Surface::Surface(
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const sp<IGraphicBufferProducer>& bufferProducer,
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bool controlledByApp)
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: mGraphicBufferProducer(bufferProducer)
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{
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// Initialize the ANativeWindow function pointers.
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ANativeWindow::setSwapInterval = hook_setSwapInterval;
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ANativeWindow::dequeueBuffer = hook_dequeueBuffer;
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ANativeWindow::cancelBuffer = hook_cancelBuffer;
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ANativeWindow::queueBuffer = hook_queueBuffer;
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ANativeWindow::query = hook_query;
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ANativeWindow::perform = hook_perform;
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ANativeWindow::dequeueBuffer_DEPRECATED = hook_dequeueBuffer_DEPRECATED;
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ANativeWindow::cancelBuffer_DEPRECATED = hook_cancelBuffer_DEPRECATED;
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ANativeWindow::lockBuffer_DEPRECATED = hook_lockBuffer_DEPRECATED;
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ANativeWindow::queueBuffer_DEPRECATED = hook_queueBuffer_DEPRECATED;
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const_cast<int&>(ANativeWindow::minSwapInterval) = 0;
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const_cast<int&>(ANativeWindow::maxSwapInterval) = 1;
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mReqWidth = 0;
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mReqHeight = 0;
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mReqFormat = 0;
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mReqUsage = 0;
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mTimestamp = NATIVE_WINDOW_TIMESTAMP_AUTO;
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mDataSpace = HAL_DATASPACE_UNKNOWN;
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mCrop.clear();
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mScalingMode = NATIVE_WINDOW_SCALING_MODE_FREEZE;
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mTransform = 0;
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mStickyTransform = 0;
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mDefaultWidth = 0;
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mDefaultHeight = 0;
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mUserWidth = 0;
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mUserHeight = 0;
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mTransformHint = 0;
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mConsumerRunningBehind = false;
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mConnectedToCpu = false;
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mProducerControlledByApp = controlledByApp;
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mSwapIntervalZero = false;
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}
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Surface::~Surface() {
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if (mConnectedToCpu) {
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Surface::disconnect(NATIVE_WINDOW_API_CPU);
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}
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}
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sp<IGraphicBufferProducer> Surface::getIGraphicBufferProducer() const {
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return mGraphicBufferProducer;
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}
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void Surface::setSidebandStream(const sp<NativeHandle>& stream) {
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mGraphicBufferProducer->setSidebandStream(stream);
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}
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void Surface::allocateBuffers() {
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uint32_t reqWidth = mReqWidth ? mReqWidth : mUserWidth;
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uint32_t reqHeight = mReqHeight ? mReqHeight : mUserHeight;
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mGraphicBufferProducer->allocateBuffers(mSwapIntervalZero, reqWidth,
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reqHeight, mReqFormat, mReqUsage);
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}
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int Surface::hook_setSwapInterval(ANativeWindow* window, int interval) {
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Surface* c = getSelf(window);
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return c->setSwapInterval(interval);
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}
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int Surface::hook_dequeueBuffer(ANativeWindow* window,
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ANativeWindowBuffer** buffer, int* fenceFd) {
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Surface* c = getSelf(window);
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return c->dequeueBuffer(buffer, fenceFd);
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}
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int Surface::hook_cancelBuffer(ANativeWindow* window,
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ANativeWindowBuffer* buffer, int fenceFd) {
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Surface* c = getSelf(window);
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return c->cancelBuffer(buffer, fenceFd);
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}
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int Surface::hook_queueBuffer(ANativeWindow* window,
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ANativeWindowBuffer* buffer, int fenceFd) {
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Surface* c = getSelf(window);
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return c->queueBuffer(buffer, fenceFd);
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}
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int Surface::hook_dequeueBuffer_DEPRECATED(ANativeWindow* window,
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ANativeWindowBuffer** buffer) {
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Surface* c = getSelf(window);
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ANativeWindowBuffer* buf;
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int fenceFd = -1;
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int result = c->dequeueBuffer(&buf, &fenceFd);
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sp<Fence> fence(new Fence(fenceFd));
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int waitResult = fence->waitForever("dequeueBuffer_DEPRECATED");
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if (waitResult != OK) {
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ALOGE("dequeueBuffer_DEPRECATED: Fence::wait returned an error: %d",
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waitResult);
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c->cancelBuffer(buf, -1);
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return waitResult;
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}
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*buffer = buf;
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return result;
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}
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int Surface::hook_cancelBuffer_DEPRECATED(ANativeWindow* window,
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ANativeWindowBuffer* buffer) {
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Surface* c = getSelf(window);
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return c->cancelBuffer(buffer, -1);
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}
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int Surface::hook_lockBuffer_DEPRECATED(ANativeWindow* window,
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ANativeWindowBuffer* buffer) {
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Surface* c = getSelf(window);
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return c->lockBuffer_DEPRECATED(buffer);
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}
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int Surface::hook_queueBuffer_DEPRECATED(ANativeWindow* window,
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ANativeWindowBuffer* buffer) {
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Surface* c = getSelf(window);
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return c->queueBuffer(buffer, -1);
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}
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int Surface::hook_query(const ANativeWindow* window,
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int what, int* value) {
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const Surface* c = getSelf(window);
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return c->query(what, value);
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}
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int Surface::hook_perform(ANativeWindow* window, int operation, ...) {
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va_list args;
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va_start(args, operation);
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Surface* c = getSelf(window);
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return c->perform(operation, args);
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}
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int Surface::setSwapInterval(int interval) {
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ATRACE_CALL();
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// EGL specification states:
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// interval is silently clamped to minimum and maximum implementation
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// dependent values before being stored.
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if (interval < minSwapInterval)
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interval = minSwapInterval;
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if (interval > maxSwapInterval)
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interval = maxSwapInterval;
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mSwapIntervalZero = (interval == 0);
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return NO_ERROR;
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}
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int Surface::dequeueBuffer(android_native_buffer_t** buffer, int* fenceFd) {
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ATRACE_CALL();
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ALOGV("Surface::dequeueBuffer");
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uint32_t reqWidth;
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uint32_t reqHeight;
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bool swapIntervalZero;
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PixelFormat reqFormat;
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uint32_t reqUsage;
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{
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Mutex::Autolock lock(mMutex);
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reqWidth = mReqWidth ? mReqWidth : mUserWidth;
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reqHeight = mReqHeight ? mReqHeight : mUserHeight;
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swapIntervalZero = mSwapIntervalZero;
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reqFormat = mReqFormat;
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reqUsage = mReqUsage;
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} // Drop the lock so that we can still touch the Surface while blocking in IGBP::dequeueBuffer
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int buf = -1;
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sp<Fence> fence;
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status_t result = mGraphicBufferProducer->dequeueBuffer(&buf, &fence, swapIntervalZero,
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reqWidth, reqHeight, reqFormat, reqUsage);
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if (result < 0) {
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ALOGV("dequeueBuffer: IGraphicBufferProducer::dequeueBuffer(%d, %d, %d, %d, %d)"
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"failed: %d", swapIntervalZero, reqWidth, reqHeight, reqFormat,
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reqUsage, result);
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return result;
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}
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Mutex::Autolock lock(mMutex);
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sp<GraphicBuffer>& gbuf(mSlots[buf].buffer);
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// this should never happen
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ALOGE_IF(fence == NULL, "Surface::dequeueBuffer: received null Fence! buf=%d", buf);
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if (result & IGraphicBufferProducer::RELEASE_ALL_BUFFERS) {
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freeAllBuffers();
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}
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if ((result & IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION) || gbuf == 0) {
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result = mGraphicBufferProducer->requestBuffer(buf, &gbuf);
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if (result != NO_ERROR) {
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ALOGE("dequeueBuffer: IGraphicBufferProducer::requestBuffer failed: %d", result);
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mGraphicBufferProducer->cancelBuffer(buf, fence);
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return result;
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}
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}
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if (fence->isValid()) {
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*fenceFd = fence->dup();
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if (*fenceFd == -1) {
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ALOGE("dequeueBuffer: error duping fence: %d", errno);
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// dup() should never fail; something is badly wrong. Soldier on
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// and hope for the best; the worst that should happen is some
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// visible corruption that lasts until the next frame.
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}
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} else {
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*fenceFd = -1;
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}
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*buffer = gbuf.get();
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return OK;
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}
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int Surface::cancelBuffer(android_native_buffer_t* buffer,
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int fenceFd) {
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ATRACE_CALL();
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ALOGV("Surface::cancelBuffer");
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Mutex::Autolock lock(mMutex);
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int i = getSlotFromBufferLocked(buffer);
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if (i < 0) {
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if (fenceFd >= 0) {
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close(fenceFd);
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}
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return i;
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}
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sp<Fence> fence(fenceFd >= 0 ? new Fence(fenceFd) : Fence::NO_FENCE);
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mGraphicBufferProducer->cancelBuffer(i, fence);
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return OK;
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}
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int Surface::getSlotFromBufferLocked(
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android_native_buffer_t* buffer) const {
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for (int i = 0; i < NUM_BUFFER_SLOTS; i++) {
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if (mSlots[i].buffer != NULL &&
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mSlots[i].buffer->handle == buffer->handle) {
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return i;
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}
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}
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ALOGE("getSlotFromBufferLocked: unknown buffer: %p", buffer->handle);
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return BAD_VALUE;
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}
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int Surface::lockBuffer_DEPRECATED(android_native_buffer_t* buffer __attribute__((unused))) {
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ALOGV("Surface::lockBuffer");
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Mutex::Autolock lock(mMutex);
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return OK;
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}
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int Surface::queueBuffer(android_native_buffer_t* buffer, int fenceFd) {
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ATRACE_CALL();
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ALOGV("Surface::queueBuffer");
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Mutex::Autolock lock(mMutex);
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int64_t timestamp;
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bool isAutoTimestamp = false;
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if (mTimestamp == NATIVE_WINDOW_TIMESTAMP_AUTO) {
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timestamp = systemTime(SYSTEM_TIME_MONOTONIC);
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isAutoTimestamp = true;
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ALOGV("Surface::queueBuffer making up timestamp: %.2f ms",
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timestamp / 1000000.f);
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} else {
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timestamp = mTimestamp;
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}
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int i = getSlotFromBufferLocked(buffer);
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if (i < 0) {
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if (fenceFd >= 0) {
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close(fenceFd);
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}
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return i;
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}
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// Make sure the crop rectangle is entirely inside the buffer.
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Rect crop;
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mCrop.intersect(Rect(buffer->width, buffer->height), &crop);
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sp<Fence> fence(fenceFd >= 0 ? new Fence(fenceFd) : Fence::NO_FENCE);
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IGraphicBufferProducer::QueueBufferOutput output;
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IGraphicBufferProducer::QueueBufferInput input(timestamp, isAutoTimestamp,
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mDataSpace, crop, mScalingMode, mTransform ^ mStickyTransform,
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mSwapIntervalZero, fence, mStickyTransform);
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if (mConnectedToCpu || mDirtyRegion.bounds() == Rect::INVALID_RECT) {
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input.setSurfaceDamage(Region::INVALID_REGION);
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} else {
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// The surface damage was specified using the OpenGL ES convention of
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// the origin being in the bottom-left corner. Here we flip to the
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// convention that the rest of the system uses (top-left corner) by
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// subtracting all top/bottom coordinates from the buffer height.
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int height = buffer->height;
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if ((mTransform ^ mStickyTransform) & NATIVE_WINDOW_TRANSFORM_ROT_90) {
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height = buffer->width;
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}
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Region flippedRegion;
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for (auto rect : mDirtyRegion) {
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auto top = height - rect.bottom;
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auto bottom = height - rect.top;
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Rect flippedRect{rect.left, top, rect.right, bottom};
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flippedRegion.orSelf(flippedRect);
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}
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input.setSurfaceDamage(flippedRegion);
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}
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status_t err = mGraphicBufferProducer->queueBuffer(i, input, &output);
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if (err != OK) {
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ALOGE("queueBuffer: error queuing buffer to SurfaceTexture, %d", err);
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}
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uint32_t numPendingBuffers = 0;
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uint32_t hint = 0;
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output.deflate(&mDefaultWidth, &mDefaultHeight, &hint,
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&numPendingBuffers);
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// Disable transform hint if sticky transform is set.
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if (mStickyTransform == 0) {
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mTransformHint = hint;
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}
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mConsumerRunningBehind = (numPendingBuffers >= 2);
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if (!mConnectedToCpu) {
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// Clear surface damage back to full-buffer
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mDirtyRegion = Region::INVALID_REGION;
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}
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return err;
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}
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int Surface::query(int what, int* value) const {
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ATRACE_CALL();
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ALOGV("Surface::query");
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{ // scope for the lock
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Mutex::Autolock lock(mMutex);
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switch (what) {
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case NATIVE_WINDOW_FORMAT:
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if (mReqFormat) {
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*value = static_cast<int>(mReqFormat);
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return NO_ERROR;
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}
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break;
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case NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER: {
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sp<ISurfaceComposer> composer(
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ComposerService::getComposerService());
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if (composer->authenticateSurfaceTexture(mGraphicBufferProducer)) {
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*value = 1;
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} else {
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*value = 0;
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}
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return NO_ERROR;
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}
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case NATIVE_WINDOW_CONCRETE_TYPE:
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*value = NATIVE_WINDOW_SURFACE;
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return NO_ERROR;
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case NATIVE_WINDOW_DEFAULT_WIDTH:
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*value = static_cast<int>(
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mUserWidth ? mUserWidth : mDefaultWidth);
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return NO_ERROR;
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case NATIVE_WINDOW_DEFAULT_HEIGHT:
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*value = static_cast<int>(
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mUserHeight ? mUserHeight : mDefaultHeight);
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return NO_ERROR;
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case NATIVE_WINDOW_TRANSFORM_HINT:
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*value = static_cast<int>(mTransformHint);
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return NO_ERROR;
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case NATIVE_WINDOW_CONSUMER_RUNNING_BEHIND: {
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status_t err = NO_ERROR;
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if (!mConsumerRunningBehind) {
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*value = 0;
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} else {
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err = mGraphicBufferProducer->query(what, value);
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if (err == NO_ERROR) {
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mConsumerRunningBehind = *value;
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}
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}
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return err;
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}
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}
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}
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return mGraphicBufferProducer->query(what, value);
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}
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int Surface::perform(int operation, va_list args)
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{
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int res = NO_ERROR;
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switch (operation) {
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case NATIVE_WINDOW_CONNECT:
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// deprecated. must return NO_ERROR.
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break;
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case NATIVE_WINDOW_DISCONNECT:
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// deprecated. must return NO_ERROR.
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break;
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case NATIVE_WINDOW_SET_USAGE:
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res = dispatchSetUsage(args);
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break;
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case NATIVE_WINDOW_SET_CROP:
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res = dispatchSetCrop(args);
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break;
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case NATIVE_WINDOW_SET_BUFFER_COUNT:
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res = dispatchSetBufferCount(args);
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break;
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case NATIVE_WINDOW_SET_BUFFERS_GEOMETRY:
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res = dispatchSetBuffersGeometry(args);
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break;
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case NATIVE_WINDOW_SET_BUFFERS_TRANSFORM:
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res = dispatchSetBuffersTransform(args);
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break;
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case NATIVE_WINDOW_SET_BUFFERS_STICKY_TRANSFORM:
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res = dispatchSetBuffersStickyTransform(args);
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break;
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case NATIVE_WINDOW_SET_BUFFERS_TIMESTAMP:
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res = dispatchSetBuffersTimestamp(args);
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break;
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case NATIVE_WINDOW_SET_BUFFERS_DIMENSIONS:
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res = dispatchSetBuffersDimensions(args);
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break;
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case NATIVE_WINDOW_SET_BUFFERS_USER_DIMENSIONS:
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res = dispatchSetBuffersUserDimensions(args);
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break;
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case NATIVE_WINDOW_SET_BUFFERS_FORMAT:
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res = dispatchSetBuffersFormat(args);
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break;
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case NATIVE_WINDOW_LOCK:
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res = dispatchLock(args);
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break;
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case NATIVE_WINDOW_UNLOCK_AND_POST:
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res = dispatchUnlockAndPost(args);
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break;
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case NATIVE_WINDOW_SET_SCALING_MODE:
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res = dispatchSetScalingMode(args);
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break;
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case NATIVE_WINDOW_API_CONNECT:
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res = dispatchConnect(args);
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break;
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case NATIVE_WINDOW_API_DISCONNECT:
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res = dispatchDisconnect(args);
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break;
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case NATIVE_WINDOW_SET_SIDEBAND_STREAM:
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res = dispatchSetSidebandStream(args);
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break;
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case NATIVE_WINDOW_SET_BUFFERS_DATASPACE:
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res = dispatchSetBuffersDataSpace(args);
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break;
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case NATIVE_WINDOW_SET_SURFACE_DAMAGE:
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res = dispatchSetSurfaceDamage(args);
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break;
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default:
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res = NAME_NOT_FOUND;
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break;
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}
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return res;
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}
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int Surface::dispatchConnect(va_list args) {
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int api = va_arg(args, int);
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return connect(api);
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}
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int Surface::dispatchDisconnect(va_list args) {
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int api = va_arg(args, int);
|
|
return disconnect(api);
|
|
}
|
|
|
|
int Surface::dispatchSetUsage(va_list args) {
|
|
int usage = va_arg(args, int);
|
|
return setUsage(static_cast<uint32_t>(usage));
|
|
}
|
|
|
|
int Surface::dispatchSetCrop(va_list args) {
|
|
android_native_rect_t const* rect = va_arg(args, android_native_rect_t*);
|
|
return setCrop(reinterpret_cast<Rect const*>(rect));
|
|
}
|
|
|
|
int Surface::dispatchSetBufferCount(va_list args) {
|
|
size_t bufferCount = va_arg(args, size_t);
|
|
return setBufferCount(static_cast<int32_t>(bufferCount));
|
|
}
|
|
|
|
int Surface::dispatchSetBuffersGeometry(va_list args) {
|
|
uint32_t width = va_arg(args, uint32_t);
|
|
uint32_t height = va_arg(args, uint32_t);
|
|
PixelFormat format = va_arg(args, PixelFormat);
|
|
int err = setBuffersDimensions(width, height);
|
|
if (err != 0) {
|
|
return err;
|
|
}
|
|
return setBuffersFormat(format);
|
|
}
|
|
|
|
int Surface::dispatchSetBuffersDimensions(va_list args) {
|
|
uint32_t width = va_arg(args, uint32_t);
|
|
uint32_t height = va_arg(args, uint32_t);
|
|
return setBuffersDimensions(width, height);
|
|
}
|
|
|
|
int Surface::dispatchSetBuffersUserDimensions(va_list args) {
|
|
uint32_t width = va_arg(args, uint32_t);
|
|
uint32_t height = va_arg(args, uint32_t);
|
|
return setBuffersUserDimensions(width, height);
|
|
}
|
|
|
|
int Surface::dispatchSetBuffersFormat(va_list args) {
|
|
PixelFormat format = va_arg(args, PixelFormat);
|
|
return setBuffersFormat(format);
|
|
}
|
|
|
|
int Surface::dispatchSetScalingMode(va_list args) {
|
|
int mode = va_arg(args, int);
|
|
return setScalingMode(mode);
|
|
}
|
|
|
|
int Surface::dispatchSetBuffersTransform(va_list args) {
|
|
uint32_t transform = va_arg(args, uint32_t);
|
|
return setBuffersTransform(transform);
|
|
}
|
|
|
|
int Surface::dispatchSetBuffersStickyTransform(va_list args) {
|
|
uint32_t transform = va_arg(args, uint32_t);
|
|
return setBuffersStickyTransform(transform);
|
|
}
|
|
|
|
int Surface::dispatchSetBuffersTimestamp(va_list args) {
|
|
int64_t timestamp = va_arg(args, int64_t);
|
|
return setBuffersTimestamp(timestamp);
|
|
}
|
|
|
|
int Surface::dispatchLock(va_list args) {
|
|
ANativeWindow_Buffer* outBuffer = va_arg(args, ANativeWindow_Buffer*);
|
|
ARect* inOutDirtyBounds = va_arg(args, ARect*);
|
|
return lock(outBuffer, inOutDirtyBounds);
|
|
}
|
|
|
|
int Surface::dispatchUnlockAndPost(va_list args __attribute__((unused))) {
|
|
return unlockAndPost();
|
|
}
|
|
|
|
int Surface::dispatchSetSidebandStream(va_list args) {
|
|
native_handle_t* sH = va_arg(args, native_handle_t*);
|
|
sp<NativeHandle> sidebandHandle = NativeHandle::create(sH, false);
|
|
setSidebandStream(sidebandHandle);
|
|
return OK;
|
|
}
|
|
|
|
int Surface::dispatchSetBuffersDataSpace(va_list args) {
|
|
android_dataspace dataspace =
|
|
static_cast<android_dataspace>(va_arg(args, int));
|
|
return setBuffersDataSpace(dataspace);
|
|
}
|
|
|
|
int Surface::dispatchSetSurfaceDamage(va_list args) {
|
|
android_native_rect_t* rects = va_arg(args, android_native_rect_t*);
|
|
size_t numRects = va_arg(args, size_t);
|
|
setSurfaceDamage(rects, numRects);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
int Surface::connect(int api) {
|
|
static sp<IProducerListener> listener = new DummyProducerListener();
|
|
return connect(api, listener);
|
|
}
|
|
|
|
int Surface::connect(int api, const sp<IProducerListener>& listener) {
|
|
ATRACE_CALL();
|
|
ALOGV("Surface::connect");
|
|
Mutex::Autolock lock(mMutex);
|
|
IGraphicBufferProducer::QueueBufferOutput output;
|
|
int err = mGraphicBufferProducer->connect(listener, api, mProducerControlledByApp, &output);
|
|
if (err == NO_ERROR) {
|
|
uint32_t numPendingBuffers = 0;
|
|
uint32_t hint = 0;
|
|
output.deflate(&mDefaultWidth, &mDefaultHeight, &hint,
|
|
&numPendingBuffers);
|
|
|
|
// Disable transform hint if sticky transform is set.
|
|
if (mStickyTransform == 0) {
|
|
mTransformHint = hint;
|
|
}
|
|
|
|
mConsumerRunningBehind = (numPendingBuffers >= 2);
|
|
}
|
|
if (!err && api == NATIVE_WINDOW_API_CPU) {
|
|
mConnectedToCpu = true;
|
|
// Clear the dirty region in case we're switching from a non-CPU API
|
|
mDirtyRegion.clear();
|
|
} else if (!err) {
|
|
// Initialize the dirty region for tracking surface damage
|
|
mDirtyRegion = Region::INVALID_REGION;
|
|
}
|
|
|
|
return err;
|
|
}
|
|
|
|
|
|
int Surface::disconnect(int api) {
|
|
ATRACE_CALL();
|
|
ALOGV("Surface::disconnect");
|
|
Mutex::Autolock lock(mMutex);
|
|
freeAllBuffers();
|
|
int err = mGraphicBufferProducer->disconnect(api);
|
|
if (!err) {
|
|
mReqFormat = 0;
|
|
mReqWidth = 0;
|
|
mReqHeight = 0;
|
|
mReqUsage = 0;
|
|
mCrop.clear();
|
|
mScalingMode = NATIVE_WINDOW_SCALING_MODE_FREEZE;
|
|
mTransform = 0;
|
|
mStickyTransform = 0;
|
|
|
|
if (api == NATIVE_WINDOW_API_CPU) {
|
|
mConnectedToCpu = false;
|
|
}
|
|
}
|
|
return err;
|
|
}
|
|
|
|
int Surface::detachNextBuffer(sp<GraphicBuffer>* outBuffer,
|
|
sp<Fence>* outFence) {
|
|
ATRACE_CALL();
|
|
ALOGV("Surface::detachNextBuffer");
|
|
|
|
if (outBuffer == NULL || outFence == NULL) {
|
|
return BAD_VALUE;
|
|
}
|
|
|
|
Mutex::Autolock lock(mMutex);
|
|
|
|
sp<GraphicBuffer> buffer(NULL);
|
|
sp<Fence> fence(NULL);
|
|
status_t result = mGraphicBufferProducer->detachNextBuffer(
|
|
&buffer, &fence);
|
|
if (result != NO_ERROR) {
|
|
return result;
|
|
}
|
|
|
|
*outBuffer = buffer;
|
|
if (fence != NULL && fence->isValid()) {
|
|
*outFence = fence;
|
|
} else {
|
|
*outFence = Fence::NO_FENCE;
|
|
}
|
|
|
|
return NO_ERROR;
|
|
}
|
|
|
|
int Surface::attachBuffer(ANativeWindowBuffer* buffer)
|
|
{
|
|
ATRACE_CALL();
|
|
ALOGV("Surface::attachBuffer");
|
|
|
|
Mutex::Autolock lock(mMutex);
|
|
|
|
sp<GraphicBuffer> graphicBuffer(static_cast<GraphicBuffer*>(buffer));
|
|
int32_t attachedSlot = -1;
|
|
status_t result = mGraphicBufferProducer->attachBuffer(
|
|
&attachedSlot, graphicBuffer);
|
|
if (result != NO_ERROR) {
|
|
ALOGE("attachBuffer: IGraphicBufferProducer call failed (%d)", result);
|
|
return result;
|
|
}
|
|
mSlots[attachedSlot].buffer = graphicBuffer;
|
|
|
|
return NO_ERROR;
|
|
}
|
|
|
|
int Surface::setUsage(uint32_t reqUsage)
|
|
{
|
|
ALOGV("Surface::setUsage");
|
|
Mutex::Autolock lock(mMutex);
|
|
mReqUsage = reqUsage;
|
|
return OK;
|
|
}
|
|
|
|
int Surface::setCrop(Rect const* rect)
|
|
{
|
|
ATRACE_CALL();
|
|
|
|
Rect realRect;
|
|
if (rect == NULL || rect->isEmpty()) {
|
|
realRect.clear();
|
|
} else {
|
|
realRect = *rect;
|
|
}
|
|
|
|
ALOGV("Surface::setCrop rect=[%d %d %d %d]",
|
|
realRect.left, realRect.top, realRect.right, realRect.bottom);
|
|
|
|
Mutex::Autolock lock(mMutex);
|
|
mCrop = realRect;
|
|
return NO_ERROR;
|
|
}
|
|
|
|
int Surface::setBufferCount(int bufferCount)
|
|
{
|
|
ATRACE_CALL();
|
|
ALOGV("Surface::setBufferCount");
|
|
Mutex::Autolock lock(mMutex);
|
|
|
|
status_t err = mGraphicBufferProducer->setBufferCount(bufferCount);
|
|
ALOGE_IF(err, "IGraphicBufferProducer::setBufferCount(%d) returned %s",
|
|
bufferCount, strerror(-err));
|
|
|
|
if (err == NO_ERROR) {
|
|
freeAllBuffers();
|
|
}
|
|
|
|
return err;
|
|
}
|
|
|
|
int Surface::setBuffersDimensions(uint32_t width, uint32_t height)
|
|
{
|
|
ATRACE_CALL();
|
|
ALOGV("Surface::setBuffersDimensions");
|
|
|
|
if ((width && !height) || (!width && height))
|
|
return BAD_VALUE;
|
|
|
|
Mutex::Autolock lock(mMutex);
|
|
mReqWidth = width;
|
|
mReqHeight = height;
|
|
return NO_ERROR;
|
|
}
|
|
|
|
int Surface::setBuffersUserDimensions(uint32_t width, uint32_t height)
|
|
{
|
|
ATRACE_CALL();
|
|
ALOGV("Surface::setBuffersUserDimensions");
|
|
|
|
if ((width && !height) || (!width && height))
|
|
return BAD_VALUE;
|
|
|
|
Mutex::Autolock lock(mMutex);
|
|
mUserWidth = width;
|
|
mUserHeight = height;
|
|
return NO_ERROR;
|
|
}
|
|
|
|
int Surface::setBuffersFormat(PixelFormat format)
|
|
{
|
|
ALOGV("Surface::setBuffersFormat");
|
|
|
|
Mutex::Autolock lock(mMutex);
|
|
mReqFormat = format;
|
|
return NO_ERROR;
|
|
}
|
|
|
|
int Surface::setScalingMode(int mode)
|
|
{
|
|
ATRACE_CALL();
|
|
ALOGV("Surface::setScalingMode(%d)", mode);
|
|
|
|
switch (mode) {
|
|
case NATIVE_WINDOW_SCALING_MODE_FREEZE:
|
|
case NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW:
|
|
case NATIVE_WINDOW_SCALING_MODE_SCALE_CROP:
|
|
break;
|
|
default:
|
|
ALOGE("unknown scaling mode: %d", mode);
|
|
return BAD_VALUE;
|
|
}
|
|
|
|
Mutex::Autolock lock(mMutex);
|
|
mScalingMode = mode;
|
|
return NO_ERROR;
|
|
}
|
|
|
|
int Surface::setBuffersTransform(uint32_t transform)
|
|
{
|
|
ATRACE_CALL();
|
|
ALOGV("Surface::setBuffersTransform");
|
|
Mutex::Autolock lock(mMutex);
|
|
mTransform = transform;
|
|
return NO_ERROR;
|
|
}
|
|
|
|
int Surface::setBuffersStickyTransform(uint32_t transform)
|
|
{
|
|
ATRACE_CALL();
|
|
ALOGV("Surface::setBuffersStickyTransform");
|
|
Mutex::Autolock lock(mMutex);
|
|
mStickyTransform = transform;
|
|
return NO_ERROR;
|
|
}
|
|
|
|
int Surface::setBuffersTimestamp(int64_t timestamp)
|
|
{
|
|
ALOGV("Surface::setBuffersTimestamp");
|
|
Mutex::Autolock lock(mMutex);
|
|
mTimestamp = timestamp;
|
|
return NO_ERROR;
|
|
}
|
|
|
|
int Surface::setBuffersDataSpace(android_dataspace dataSpace)
|
|
{
|
|
ALOGV("Surface::setBuffersDataSpace");
|
|
Mutex::Autolock lock(mMutex);
|
|
mDataSpace = dataSpace;
|
|
return NO_ERROR;
|
|
}
|
|
|
|
void Surface::freeAllBuffers() {
|
|
for (int i = 0; i < NUM_BUFFER_SLOTS; i++) {
|
|
mSlots[i].buffer = 0;
|
|
}
|
|
}
|
|
|
|
void Surface::setSurfaceDamage(android_native_rect_t* rects, size_t numRects) {
|
|
ATRACE_CALL();
|
|
ALOGV("Surface::setSurfaceDamage");
|
|
Mutex::Autolock lock(mMutex);
|
|
|
|
if (mConnectedToCpu || numRects == 0) {
|
|
mDirtyRegion = Region::INVALID_REGION;
|
|
return;
|
|
}
|
|
|
|
mDirtyRegion.clear();
|
|
for (size_t r = 0; r < numRects; ++r) {
|
|
// We intentionally flip top and bottom here, since because they're
|
|
// specified with a bottom-left origin, top > bottom, which fails
|
|
// validation in the Region class. We will fix this up when we flip to a
|
|
// top-left origin in queueBuffer.
|
|
Rect rect(rects[r].left, rects[r].bottom, rects[r].right, rects[r].top);
|
|
mDirtyRegion.orSelf(rect);
|
|
}
|
|
}
|
|
|
|
// ----------------------------------------------------------------------
|
|
// the lock/unlock APIs must be used from the same thread
|
|
|
|
static status_t copyBlt(
|
|
const sp<GraphicBuffer>& dst,
|
|
const sp<GraphicBuffer>& src,
|
|
const Region& reg)
|
|
{
|
|
// src and dst with, height and format must be identical. no verification
|
|
// is done here.
|
|
status_t err;
|
|
uint8_t* src_bits = NULL;
|
|
err = src->lock(GRALLOC_USAGE_SW_READ_OFTEN, reg.bounds(),
|
|
reinterpret_cast<void**>(&src_bits));
|
|
ALOGE_IF(err, "error locking src buffer %s", strerror(-err));
|
|
|
|
uint8_t* dst_bits = NULL;
|
|
err = dst->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, reg.bounds(),
|
|
reinterpret_cast<void**>(&dst_bits));
|
|
ALOGE_IF(err, "error locking dst buffer %s", strerror(-err));
|
|
|
|
Region::const_iterator head(reg.begin());
|
|
Region::const_iterator tail(reg.end());
|
|
if (head != tail && src_bits && dst_bits) {
|
|
const size_t bpp = bytesPerPixel(src->format);
|
|
const size_t dbpr = static_cast<uint32_t>(dst->stride) * bpp;
|
|
const size_t sbpr = static_cast<uint32_t>(src->stride) * bpp;
|
|
|
|
while (head != tail) {
|
|
const Rect& r(*head++);
|
|
int32_t h = r.height();
|
|
if (h <= 0) continue;
|
|
size_t size = static_cast<uint32_t>(r.width()) * bpp;
|
|
uint8_t const * s = src_bits +
|
|
static_cast<uint32_t>(r.left + src->stride * r.top) * bpp;
|
|
uint8_t * d = dst_bits +
|
|
static_cast<uint32_t>(r.left + dst->stride * r.top) * bpp;
|
|
if (dbpr==sbpr && size==sbpr) {
|
|
size *= static_cast<size_t>(h);
|
|
h = 1;
|
|
}
|
|
do {
|
|
memcpy(d, s, size);
|
|
d += dbpr;
|
|
s += sbpr;
|
|
} while (--h > 0);
|
|
}
|
|
}
|
|
|
|
if (src_bits)
|
|
src->unlock();
|
|
|
|
if (dst_bits)
|
|
dst->unlock();
|
|
|
|
return err;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
status_t Surface::lock(
|
|
ANativeWindow_Buffer* outBuffer, ARect* inOutDirtyBounds)
|
|
{
|
|
if (mLockedBuffer != 0) {
|
|
ALOGE("Surface::lock failed, already locked");
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
if (!mConnectedToCpu) {
|
|
int err = Surface::connect(NATIVE_WINDOW_API_CPU);
|
|
if (err) {
|
|
return err;
|
|
}
|
|
// we're intending to do software rendering from this point
|
|
setUsage(GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN);
|
|
}
|
|
|
|
ANativeWindowBuffer* out;
|
|
int fenceFd = -1;
|
|
status_t err = dequeueBuffer(&out, &fenceFd);
|
|
ALOGE_IF(err, "dequeueBuffer failed (%s)", strerror(-err));
|
|
if (err == NO_ERROR) {
|
|
sp<GraphicBuffer> backBuffer(GraphicBuffer::getSelf(out));
|
|
const Rect bounds(backBuffer->width, backBuffer->height);
|
|
|
|
Region newDirtyRegion;
|
|
if (inOutDirtyBounds) {
|
|
newDirtyRegion.set(static_cast<Rect const&>(*inOutDirtyBounds));
|
|
newDirtyRegion.andSelf(bounds);
|
|
} else {
|
|
newDirtyRegion.set(bounds);
|
|
}
|
|
|
|
// figure out if we can copy the frontbuffer back
|
|
const sp<GraphicBuffer>& frontBuffer(mPostedBuffer);
|
|
const bool canCopyBack = (frontBuffer != 0 &&
|
|
backBuffer->width == frontBuffer->width &&
|
|
backBuffer->height == frontBuffer->height &&
|
|
backBuffer->format == frontBuffer->format);
|
|
|
|
if (canCopyBack) {
|
|
// copy the area that is invalid and not repainted this round
|
|
const Region copyback(mDirtyRegion.subtract(newDirtyRegion));
|
|
if (!copyback.isEmpty())
|
|
copyBlt(backBuffer, frontBuffer, copyback);
|
|
} else {
|
|
// if we can't copy-back anything, modify the user's dirty
|
|
// region to make sure they redraw the whole buffer
|
|
newDirtyRegion.set(bounds);
|
|
mDirtyRegion.clear();
|
|
Mutex::Autolock lock(mMutex);
|
|
for (size_t i=0 ; i<NUM_BUFFER_SLOTS ; i++) {
|
|
mSlots[i].dirtyRegion.clear();
|
|
}
|
|
}
|
|
|
|
|
|
{ // scope for the lock
|
|
Mutex::Autolock lock(mMutex);
|
|
int backBufferSlot(getSlotFromBufferLocked(backBuffer.get()));
|
|
if (backBufferSlot >= 0) {
|
|
Region& dirtyRegion(mSlots[backBufferSlot].dirtyRegion);
|
|
mDirtyRegion.subtract(dirtyRegion);
|
|
dirtyRegion = newDirtyRegion;
|
|
}
|
|
}
|
|
|
|
mDirtyRegion.orSelf(newDirtyRegion);
|
|
if (inOutDirtyBounds) {
|
|
*inOutDirtyBounds = newDirtyRegion.getBounds();
|
|
}
|
|
|
|
void* vaddr;
|
|
status_t res = backBuffer->lockAsync(
|
|
GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN,
|
|
newDirtyRegion.bounds(), &vaddr, fenceFd);
|
|
|
|
ALOGW_IF(res, "failed locking buffer (handle = %p)",
|
|
backBuffer->handle);
|
|
|
|
if (res != 0) {
|
|
err = INVALID_OPERATION;
|
|
} else {
|
|
mLockedBuffer = backBuffer;
|
|
outBuffer->width = backBuffer->width;
|
|
outBuffer->height = backBuffer->height;
|
|
outBuffer->stride = backBuffer->stride;
|
|
outBuffer->format = backBuffer->format;
|
|
outBuffer->bits = vaddr;
|
|
}
|
|
}
|
|
return err;
|
|
}
|
|
|
|
status_t Surface::unlockAndPost()
|
|
{
|
|
if (mLockedBuffer == 0) {
|
|
ALOGE("Surface::unlockAndPost failed, no locked buffer");
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
int fd = -1;
|
|
status_t err = mLockedBuffer->unlockAsync(&fd);
|
|
ALOGE_IF(err, "failed unlocking buffer (%p)", mLockedBuffer->handle);
|
|
|
|
err = queueBuffer(mLockedBuffer.get(), fd);
|
|
ALOGE_IF(err, "queueBuffer (handle=%p) failed (%s)",
|
|
mLockedBuffer->handle, strerror(-err));
|
|
|
|
mPostedBuffer = mLockedBuffer;
|
|
mLockedBuffer = 0;
|
|
return err;
|
|
}
|
|
|
|
}; // namespace android
|