diff options
Diffstat (limited to 'widget/gonk/nativewindow/GonkNativeWindowJB.cpp')
| -rw-r--r-- | widget/gonk/nativewindow/GonkNativeWindowJB.cpp | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/widget/gonk/nativewindow/GonkNativeWindowJB.cpp b/widget/gonk/nativewindow/GonkNativeWindowJB.cpp new file mode 100644 index 000000000..e38642009 --- /dev/null +++ b/widget/gonk/nativewindow/GonkNativeWindowJB.cpp @@ -0,0 +1,180 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * Copyright (C) 2013 Mozilla Foundation + * + * 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_NDEBUG 0 +#define LOG_TAG "GonkNativeWindow" +#define ATRACE_TAG ATRACE_TAG_GRAPHICS +#include <utils/Log.h> + +#include "GonkNativeWindowJB.h" +#include "GrallocImages.h" +#include "mozilla/layers/ImageBridgeChild.h" +#include "mozilla/RefPtr.h" + +#define BI_LOGV(...) __android_log_print(ANDROID_LOG_VERBOSE, LOG_TAG, __VA_ARGS__) +#define BI_LOGD(...) __android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__) +#define BI_LOGI(...) __android_log_print(ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__) +#define BI_LOGW(...) __android_log_print(ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__) +#define BI_LOGE(...) __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__) + +using namespace mozilla; +using namespace mozilla::layers; + +namespace android { + +GonkNativeWindow::GonkNativeWindow(int bufferCount) : + GonkConsumerBase(new GonkBufferQueue(true) ), + mNewFrameCallback(nullptr) +{ + mBufferQueue->setMaxAcquiredBufferCount(bufferCount); +} + +GonkNativeWindow::~GonkNativeWindow() { +} + +void GonkNativeWindow::setName(const String8& name) { + Mutex::Autolock _l(mMutex); + mName = name; + mBufferQueue->setConsumerName(name); +} +#if ANDROID_VERSION >= 18 +status_t GonkNativeWindow::acquireBuffer(BufferItem *item, bool waitForFence) { + status_t err; + + if (!item) return BAD_VALUE; + + Mutex::Autolock _l(mMutex); + + err = acquireBufferLocked(item); + if (err != OK) { + if (err != NO_BUFFER_AVAILABLE) { + BI_LOGE("Error acquiring buffer: %s (%d)", strerror(err), err); + } + return err; + } + + if (waitForFence) { + err = item->mFence->waitForever("GonkNativeWindow::acquireBuffer"); + if (err != OK) { + BI_LOGE("Failed to wait for fence of acquired buffer: %s (%d)", + strerror(-err), err); + return err; + } + } + + item->mGraphicBuffer = mSlots[item->mBuf].mGraphicBuffer; + + return OK; +} + +status_t GonkNativeWindow::releaseBuffer(const BufferItem &item, + const sp<Fence>& releaseFence) { + status_t err; + + Mutex::Autolock _l(mMutex); + + err = addReleaseFenceLocked(item.mBuf, releaseFence); + + err = releaseBufferLocked(item.mBuf); + if (err != OK) { + BI_LOGE("Failed to release buffer: %s (%d)", + strerror(-err), err); + } + return err; +} +#endif + +status_t GonkNativeWindow::setDefaultBufferSize(uint32_t w, uint32_t h) { + Mutex::Autolock _l(mMutex); + return mBufferQueue->setDefaultBufferSize(w, h); +} + +status_t GonkNativeWindow::setDefaultBufferFormat(uint32_t defaultFormat) { + Mutex::Autolock _l(mMutex); + return mBufferQueue->setDefaultBufferFormat(defaultFormat); +} + +already_AddRefed<TextureClient> +GonkNativeWindow::getCurrentBuffer() { + Mutex::Autolock _l(mMutex); + GonkBufferQueue::BufferItem item; + + // In asynchronous mode the list is guaranteed to be one buffer + // deep, while in synchronous mode we use the oldest buffer. + status_t err = acquireBufferLocked(&item); + if (err != NO_ERROR) { + return NULL; + } + + RefPtr<TextureClient> textureClient = + mBufferQueue->getTextureClientFromBuffer(item.mGraphicBuffer.get()); + if (!textureClient) { + return NULL; + } + textureClient->SetRecycleCallback(GonkNativeWindow::RecycleCallback, this); + return textureClient.forget(); +} + +/* static */ void +GonkNativeWindow::RecycleCallback(TextureClient* client, void* closure) { + GonkNativeWindow* nativeWindow = + static_cast<GonkNativeWindow*>(closure); + + MOZ_ASSERT(client && !client->IsDead()); + client->ClearRecycleCallback(); + nativeWindow->returnBuffer(client); +} + +void GonkNativeWindow::returnBuffer(TextureClient* client) { + BI_LOGD("GonkNativeWindow::returnBuffer"); + Mutex::Autolock lock(mMutex); + + int index = mBufferQueue->getSlotFromTextureClientLocked(client); + if (index < 0) { + } + + FenceHandle handle = client->GetAndResetReleaseFenceHandle(); + RefPtr<FenceHandle::FdObj> fdObj = handle.GetAndResetFdObj(); + sp<Fence> fence = new Fence(fdObj->GetAndResetFd()); + + addReleaseFenceLocked(index, fence); + + releaseBufferLocked(index); +} + +already_AddRefed<TextureClient> +GonkNativeWindow::getTextureClientFromBuffer(ANativeWindowBuffer* buffer) { + Mutex::Autolock lock(mMutex); + return mBufferQueue->getTextureClientFromBuffer(buffer); +} + +void GonkNativeWindow::setNewFrameCallback( + GonkNativeWindowNewFrameCallback* callback) { + BI_LOGD("setNewFrameCallback"); + Mutex::Autolock lock(mMutex); + mNewFrameCallback = callback; +} + +void GonkNativeWindow::onFrameAvailable() { + GonkConsumerBase::onFrameAvailable(); + + if (mNewFrameCallback) { + mNewFrameCallback->OnNewFrame(); + } +} + +} // namespace android |