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Diffstat (limited to 'widget/gonk/libdisplay/FramebufferSurface.cpp')
| -rw-r--r-- | widget/gonk/libdisplay/FramebufferSurface.cpp | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/widget/gonk/libdisplay/FramebufferSurface.cpp b/widget/gonk/libdisplay/FramebufferSurface.cpp deleted file mode 100644 index a289acbb8..000000000 --- a/widget/gonk/libdisplay/FramebufferSurface.cpp +++ /dev/null @@ -1,207 +0,0 @@ -/* - ** - ** Copyright 2012 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. - */ - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <errno.h> - -#include <cutils/log.h> - -#include <utils/String8.h> - -#include <ui/Rect.h> - -#include <EGL/egl.h> - -#include <hardware/hardware.h> -#if ANDROID_VERSION == 17 -#include <gui/SurfaceTextureClient.h> -#endif -#include <ui/GraphicBuffer.h> - -#include "FramebufferSurface.h" -#include "GraphicBufferAlloc.h" - -#ifndef NUM_FRAMEBUFFER_SURFACE_BUFFERS -#define NUM_FRAMEBUFFER_SURFACE_BUFFERS (2) -#endif - -// ---------------------------------------------------------------------------- -namespace android { -// ---------------------------------------------------------------------------- - -/* - * This implements the (main) framebuffer management. This class - * was adapted from the version in SurfaceFlinger - */ -FramebufferSurface::FramebufferSurface(int disp, - uint32_t width, - uint32_t height, - uint32_t format, - const sp<StreamConsumer>& sc) - : DisplaySurface(sc) - , mDisplayType(disp) - , mCurrentBufferSlot(-1) - , mCurrentBuffer(0) -{ - mName = "FramebufferSurface"; - -#if ANDROID_VERSION >= 19 - sp<IGraphicBufferConsumer> consumer = mConsumer; -#else - sp<BufferQueue> consumer = mBufferQueue; - consumer->setSynchronousMode(true); -#endif - consumer->setConsumerName(mName); - consumer->setConsumerUsageBits(GRALLOC_USAGE_HW_FB | - GRALLOC_USAGE_HW_RENDER | - GRALLOC_USAGE_HW_COMPOSER); - consumer->setDefaultBufferFormat(format); - consumer->setDefaultBufferSize(width, height); - consumer->setDefaultMaxBufferCount(NUM_FRAMEBUFFER_SURFACE_BUFFERS); -} - -status_t FramebufferSurface::beginFrame(bool /*mustRecompose*/) { - return NO_ERROR; -} - -status_t FramebufferSurface::prepareFrame(CompositionType /*compositionType*/) { - return NO_ERROR; -} - -status_t FramebufferSurface::advanceFrame() { - // Once we remove FB HAL support, we can call nextBuffer() from here - // instead of using onFrameAvailable(). No real benefit, except it'll be - // more like VirtualDisplaySurface. - return NO_ERROR; -} - -status_t FramebufferSurface::nextBuffer(sp<GraphicBuffer>& outBuffer, sp<Fence>& outFence) { - Mutex::Autolock lock(mMutex); - - BufferQueue::BufferItem item; -#if ANDROID_VERSION >= 19 - status_t err = acquireBufferLocked(&item, 0); -#else - status_t err = acquireBufferLocked(&item); -#endif - if (err == BufferQueue::NO_BUFFER_AVAILABLE) { - outBuffer = mCurrentBuffer; - return NO_ERROR; - } else if (err != NO_ERROR) { - ALOGE("error acquiring buffer: %s (%d)", strerror(-err), err); - return err; - } - - // If the BufferQueue has freed and reallocated a buffer in mCurrentSlot - // then we may have acquired the slot we already own. If we had released - // our current buffer before we call acquireBuffer then that release call - // would have returned STALE_BUFFER_SLOT, and we would have called - // freeBufferLocked on that slot. Because the buffer slot has already - // been overwritten with the new buffer all we have to do is skip the - // releaseBuffer call and we should be in the same state we'd be in if we - // had released the old buffer first. - if (mCurrentBufferSlot != BufferQueue::INVALID_BUFFER_SLOT && - item.mBuf != mCurrentBufferSlot) { - // Release the previous buffer. -#if ANDROID_VERSION >= 19 - err = releaseBufferLocked(mCurrentBufferSlot, mCurrentBuffer, - EGL_NO_DISPLAY, EGL_NO_SYNC_KHR); -#else - err = releaseBufferLocked(mCurrentBufferSlot, EGL_NO_DISPLAY, - EGL_NO_SYNC_KHR); -#endif - if (err != NO_ERROR && err != StreamConsumer::STALE_BUFFER_SLOT) { - ALOGE("error releasing buffer: %s (%d)", strerror(-err), err); - return err; - } - } - mCurrentBufferSlot = item.mBuf; - mCurrentBuffer = mSlots[mCurrentBufferSlot].mGraphicBuffer; - outFence = item.mFence; - outBuffer = mCurrentBuffer; - return NO_ERROR; -} - -// Overrides ConsumerBase::onFrameAvailable(), does not call base class impl. -#if ANDROID_VERSION >= 22 -void FramebufferSurface::onFrameAvailable(const ::android::BufferItem &item) { -#else -void FramebufferSurface::onFrameAvailable() { -#endif - sp<GraphicBuffer> buf; - sp<Fence> acquireFence; - status_t err = nextBuffer(buf, acquireFence); - if (err != NO_ERROR) { - ALOGE("error latching nnext FramebufferSurface buffer: %s (%d)", - strerror(-err), err); - return; - } - if (acquireFence.get() && acquireFence->isValid()) - mPrevFBAcquireFence = new Fence(acquireFence->dup()); - else - mPrevFBAcquireFence = Fence::NO_FENCE; - - lastHandle = buf->handle; -} - -void FramebufferSurface::freeBufferLocked(int slotIndex) { - ConsumerBase::freeBufferLocked(slotIndex); - if (slotIndex == mCurrentBufferSlot) { - mCurrentBufferSlot = BufferQueue::INVALID_BUFFER_SLOT; - } -} - -status_t FramebufferSurface::setReleaseFenceFd(int fenceFd) { - status_t err = NO_ERROR; - if (fenceFd >= 0) { - sp<Fence> fence(new Fence(fenceFd)); - if (mCurrentBufferSlot != BufferQueue::INVALID_BUFFER_SLOT) { -#if ANDROID_VERSION >= 19 - status_t err = addReleaseFence(mCurrentBufferSlot, mCurrentBuffer, fence); -#else - status_t err = addReleaseFence(mCurrentBufferSlot, fence); -#endif - ALOGE_IF(err, "setReleaseFenceFd: failed to add the fence: %s (%d)", - strerror(-err), err); - } - } - return err; -} - -int FramebufferSurface::GetPrevDispAcquireFd() { - if (mPrevFBAcquireFence.get() && mPrevFBAcquireFence->isValid()) { - return mPrevFBAcquireFence->dup(); - } - return -1; -} - -void FramebufferSurface::onFrameCommitted() { - // XXX This role is almost same to setReleaseFenceFd(). -} - -status_t FramebufferSurface::compositionComplete() -{ - // Actual implementaiton is in GonkDisplay::SwapBuffers() - // XXX need to move that to here. - return NO_ERROR; -} - -// ---------------------------------------------------------------------------- -}; // namespace android -// ---------------------------------------------------------------------------- |