| /* |
| * Copyright (C) 2016 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 _NDK_IMAGE_PRIV_H |
| #define _NDK_IMAGE_PRIV_H |
| |
| #include <inttypes.h> |
| #include <utils/Log.h> |
| #include <utils/StrongPointer.h> |
| |
| #include <gui/BufferItem.h> |
| #include <gui/CpuConsumer.h> |
| |
| #include "NdkImageReaderPriv.h" |
| #include <media/NdkImage.h> |
| |
| |
| using namespace android; |
| |
| // TODO: this only supports ImageReader |
| struct AImage { |
| AImage(AImageReader* reader, int32_t format, uint64_t usage, BufferItem* buffer, |
| int64_t timestamp, int32_t width, int32_t height, int32_t numPlanes); |
| |
| // free all resources while keeping object alive. Caller must obtain reader lock |
| void close() { close(-1); } |
| void close(int releaseFenceFd); |
| |
| // Remove from object memory. Must be called after close |
| void free(); |
| |
| bool isClosed() const ; |
| |
| // only For AImage to grab reader lock |
| // Always grab reader lock before grabbing image lock |
| void lockReader() const; |
| void unlockReader() const; |
| |
| media_status_t getWidth(/*out*/int32_t* width) const; |
| media_status_t getHeight(/*out*/int32_t* height) const; |
| media_status_t getFormat(/*out*/int32_t* format) const; |
| media_status_t getNumPlanes(/*out*/int32_t* numPlanes) const; |
| media_status_t getTimestamp(/*out*/int64_t* timestamp) const; |
| |
| media_status_t lockImage(); |
| media_status_t unlockImageIfLocked(/*out*/int* fenceFd); |
| |
| media_status_t getPlanePixelStride(int planeIdx, /*out*/int32_t* pixelStride) const; |
| media_status_t getPlaneRowStride(int planeIdx, /*out*/int32_t* rowStride) const; |
| media_status_t getPlaneData(int planeIdx,/*out*/uint8_t** data, /*out*/int* dataLength) const; |
| media_status_t getHardwareBuffer(/*out*/AHardwareBuffer** buffer) const; |
| |
| private: |
| // AImage should be deleted through free() API. |
| ~AImage(); |
| |
| friend struct AImageReader; // for reader to access mBuffer |
| |
| uint32_t getJpegSize() const; |
| |
| // When reader is close, AImage will only accept close API call |
| wp<AImageReader> mReader; |
| const int32_t mFormat; |
| const uint64_t mUsage; // AHARDWAREBUFFER_USAGE_* flags. |
| BufferItem* mBuffer; |
| std::unique_ptr<CpuConsumer::LockedBuffer> mLockedBuffer; |
| const int64_t mTimestamp; |
| const int32_t mWidth; |
| const int32_t mHeight; |
| const int32_t mNumPlanes; |
| bool mIsClosed = false; |
| mutable Mutex mLock; |
| }; |
| |
| #endif // _NDK_IMAGE_PRIV_H |