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Diffstat (limited to 'widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferQueueLL.h')
| -rw-r--r-- | widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferQueueLL.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferQueueLL.h b/widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferQueueLL.h deleted file mode 100644 index b1b4e06b5..000000000 --- a/widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferQueueLL.h +++ /dev/null @@ -1,94 +0,0 @@ -/* - * Copyright (C) 2012 The Android Open Source Project - * Copyright (C) 2014 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. - */ - -#ifndef NATIVEWINDOW_GONKBUFFERQUEUE_LL_H -#define NATIVEWINDOW_GONKBUFFERQUEUE_LL_H - -#include "GonkBufferQueueDefs.h" -#include "IGonkGraphicBufferConsumerLL.h" -#include <gui/IGraphicBufferProducer.h> -#include <gui/IConsumerListener.h> - -// These are only required to keep other parts of the framework with incomplete -// dependencies building successfully -#include <gui/IGraphicBufferAlloc.h> - -namespace android { - -class GonkBufferQueue { -public: - // GonkBufferQueue will keep track of at most this value of buffers. - // Attempts at runtime to increase the number of buffers past this will fail. - enum { NUM_BUFFER_SLOTS = GonkBufferQueueDefs::NUM_BUFFER_SLOTS }; - // Used as a placeholder slot# when the value isn't pointing to an existing buffer. - enum { INVALID_BUFFER_SLOT = IGonkGraphicBufferConsumer::BufferItem::INVALID_BUFFER_SLOT }; - // Alias to <IGonkGraphicBufferConsumer.h> -- please scope from there in future code! - enum { - NO_BUFFER_AVAILABLE = IGonkGraphicBufferConsumer::NO_BUFFER_AVAILABLE, - PRESENT_LATER = IGonkGraphicBufferConsumer::PRESENT_LATER, - }; - - // When in async mode we reserve two slots in order to guarantee that the - // producer and consumer can run asynchronously. - enum { MAX_MAX_ACQUIRED_BUFFERS = NUM_BUFFER_SLOTS - 2 }; - - // for backward source compatibility - typedef ::android::ConsumerListener ConsumerListener; - typedef IGonkGraphicBufferConsumer::BufferItem BufferItem; - - // ProxyConsumerListener is a ConsumerListener implementation that keeps a weak - // reference to the actual consumer object. It forwards all calls to that - // consumer object so long as it exists. - // - // This class exists to avoid having a circular reference between the - // GonkBufferQueue object and the consumer object. The reason this can't be a weak - // reference in the GonkBufferQueue class is because we're planning to expose the - // consumer side of a GonkBufferQueue as a binder interface, which doesn't support - // weak references. - class ProxyConsumerListener : public BnConsumerListener { - public: - ProxyConsumerListener(const wp<ConsumerListener>& consumerListener); - virtual ~ProxyConsumerListener(); -#if ANDROID_VERSION == 21 - virtual void onFrameAvailable(); -#else - virtual void onFrameAvailable(const ::android::BufferItem& item); - virtual void onFrameReplaced(const ::android::BufferItem& item); -#endif - virtual void onBuffersReleased(); - virtual void onSidebandStreamChanged(); - private: - // mConsumerListener is a weak reference to the IConsumerListener. This is - // the raison d'etre of ProxyConsumerListener. - wp<ConsumerListener> mConsumerListener; - }; - - // GonkBufferQueue manages a pool of gralloc memory slots to be used by - // producers and consumers. allocator is used to allocate all the - // needed gralloc buffers. - static void createBufferQueue(sp<IGraphicBufferProducer>* outProducer, - sp<IGonkGraphicBufferConsumer>* outConsumer, - const sp<IGraphicBufferAlloc>& allocator = NULL); - -private: - GonkBufferQueue(); // Create through createBufferQueue -}; - -// ---------------------------------------------------------------------------- -}; // namespace android - -#endif // NATIVEWINDOW_GONKBUFFERQUEUE_LL_H |