| /* |
| * Copyright (C) 2013 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. |
| */ |
| |
| #ifndef ANDROID_SERVERS_CAMERA_CAMERA2_ZSLPROCESSOR3_H |
| #define ANDROID_SERVERS_CAMERA_CAMERA2_ZSLPROCESSOR3_H |
| |
| #include <utils/Thread.h> |
| #include <utils/String16.h> |
| #include <utils/Vector.h> |
| #include <utils/Mutex.h> |
| #include <utils/Condition.h> |
| #include <gui/BufferItemConsumer.h> |
| #include <camera/CameraMetadata.h> |
| |
| #include "api1/client2/FrameProcessor.h" |
| #include "api1/client2/ZslProcessorInterface.h" |
| #include "device3/Camera3ZslStream.h" |
| |
| namespace android { |
| |
| class Camera2Client; |
| |
| namespace camera2 { |
| |
| class CaptureSequencer; |
| class Parameters; |
| |
| /*** |
| * ZSL queue processing |
| */ |
| class ZslProcessor3 : |
| public ZslProcessorInterface, |
| public camera3::Camera3StreamBufferListener, |
| virtual public Thread, |
| virtual public FrameProcessor::FilteredListener { |
| public: |
| ZslProcessor3(sp<Camera2Client> client, wp<CaptureSequencer> sequencer); |
| ~ZslProcessor3(); |
| |
| // From FrameProcessor::FilteredListener |
| virtual void onResultAvailable(const CaptureResult &result); |
| |
| /** |
| **************************************** |
| * ZslProcessorInterface implementation * |
| **************************************** |
| */ |
| |
| virtual status_t updateStream(const Parameters ¶ms); |
| virtual status_t deleteStream(); |
| virtual int getStreamId() const; |
| |
| virtual status_t pushToReprocess(int32_t requestId); |
| virtual status_t clearZslQueue(); |
| |
| void dump(int fd, const Vector<String16>& args) const; |
| |
| protected: |
| /** |
| ********************************************** |
| * Camera3StreamBufferListener implementation * |
| ********************************************** |
| */ |
| typedef camera3::Camera3StreamBufferListener::BufferInfo BufferInfo; |
| // Buffer was acquired by the HAL |
| virtual void onBufferAcquired(const BufferInfo& bufferInfo); |
| // Buffer was released by the HAL |
| virtual void onBufferReleased(const BufferInfo& bufferInfo); |
| |
| private: |
| static const nsecs_t kWaitDuration = 10000000; // 10 ms |
| nsecs_t mLatestClearedBufferTimestamp; |
| |
| enum { |
| RUNNING, |
| LOCKED |
| } mState; |
| |
| wp<Camera2Client> mClient; |
| wp<CaptureSequencer> mSequencer; |
| |
| const int mId; |
| |
| mutable Mutex mInputMutex; |
| |
| enum { |
| NO_STREAM = -1 |
| }; |
| |
| int mZslStreamId; |
| sp<camera3::Camera3ZslStream> mZslStream; |
| |
| struct ZslPair { |
| BufferItemConsumer::BufferItem buffer; |
| CameraMetadata frame; |
| }; |
| |
| static const int32_t kDefaultMaxPipelineDepth = 4; |
| size_t mBufferQueueDepth; |
| size_t mFrameListDepth; |
| Vector<CameraMetadata> mFrameList; |
| size_t mFrameListHead; |
| |
| ZslPair mNextPair; |
| |
| Vector<ZslPair> mZslQueue; |
| size_t mZslQueueHead; |
| size_t mZslQueueTail; |
| |
| CameraMetadata mLatestCapturedRequest; |
| |
| bool mHasFocuser; |
| |
| virtual bool threadLoop(); |
| |
| status_t clearZslQueueLocked(); |
| |
| void clearZslResultQueueLocked(); |
| |
| void dumpZslQueue(int id) const; |
| |
| nsecs_t getCandidateTimestampLocked(size_t* metadataIdx) const; |
| |
| bool isFixedFocusMode(uint8_t afMode) const; |
| |
| // Update the post-processing metadata with the default still capture request template |
| status_t updateRequestWithDefaultStillRequest(CameraMetadata &request) const; |
| }; |
| |
| |
| }; //namespace camera2 |
| }; //namespace android |
| |
| #endif |