You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
120 lines
4.0 KiB
120 lines
4.0 KiB
/*
|
|
* Copyright (C) 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.
|
|
*/
|
|
|
|
#ifndef ANDROID_SERVERS_CAMERA_CAMERA2_FRAMEPROCESSOR_H
|
|
#define ANDROID_SERVERS_CAMERA_CAMERA2_FRAMEPROCESSOR_H
|
|
|
|
#include <utils/Thread.h>
|
|
#include <utils/String16.h>
|
|
#include <utils/Vector.h>
|
|
#include <utils/KeyedVector.h>
|
|
#include <utils/List.h>
|
|
#include <camera/CameraMetadata.h>
|
|
|
|
#include "common/CameraDeviceBase.h"
|
|
#include "common/FrameProcessorBase.h"
|
|
|
|
struct camera_frame_metadata;
|
|
|
|
namespace android {
|
|
|
|
class Camera2Client;
|
|
|
|
namespace camera2 {
|
|
|
|
/* Output frame metadata processing thread. This thread waits for new
|
|
* frames from the device, and analyzes them as necessary.
|
|
*/
|
|
class FrameProcessor : public FrameProcessorBase {
|
|
public:
|
|
FrameProcessor(wp<CameraDeviceBase> device, sp<Camera2Client> client);
|
|
~FrameProcessor();
|
|
|
|
private:
|
|
static const int32_t NOT_SET = -1;
|
|
|
|
wp<Camera2Client> mClient;
|
|
|
|
bool mSynthesize3ANotify;
|
|
|
|
int mLastFrameNumberOfFaces;
|
|
|
|
void processNewFrames(const sp<Camera2Client> &client);
|
|
|
|
virtual bool processSingleFrame(CaptureResult &frame,
|
|
const sp<FrameProducer> &device);
|
|
|
|
status_t processFaceDetect(const CameraMetadata &frame,
|
|
const sp<Camera2Client> &client);
|
|
|
|
// Send 3A state change notifications to client based on frame metadata
|
|
status_t process3aState(const CaptureResult &frame,
|
|
const sp<Camera2Client> &client);
|
|
|
|
// Helper for process3aState
|
|
template<typename Src, typename T>
|
|
bool updatePendingState(const CameraMetadata& result, int32_t tag, T* value,
|
|
int32_t frameNumber, int cameraId);
|
|
|
|
|
|
struct AlgState {
|
|
// TODO: also track AE mode
|
|
camera_metadata_enum_android_control_af_mode afMode;
|
|
camera_metadata_enum_android_control_awb_mode awbMode;
|
|
|
|
camera_metadata_enum_android_control_ae_state aeState;
|
|
camera_metadata_enum_android_control_af_state afState;
|
|
camera_metadata_enum_android_control_awb_state awbState;
|
|
|
|
int32_t afTriggerId;
|
|
int32_t aeTriggerId;
|
|
|
|
// These defaults need to match those in Parameters.cpp
|
|
AlgState() :
|
|
afMode((camera_metadata_enum_android_control_af_mode)NOT_SET),
|
|
awbMode((camera_metadata_enum_android_control_awb_mode)NOT_SET),
|
|
aeState((camera_metadata_enum_android_control_ae_state)NOT_SET),
|
|
afState((camera_metadata_enum_android_control_af_state)NOT_SET),
|
|
awbState((camera_metadata_enum_android_control_awb_state)NOT_SET),
|
|
afTriggerId(NOT_SET),
|
|
aeTriggerId(NOT_SET) {
|
|
}
|
|
};
|
|
|
|
AlgState m3aState;
|
|
int32_t mCurrentRequestId = -1;
|
|
|
|
// frame number -> pending 3A states that not all data are received yet.
|
|
KeyedVector<int32_t, AlgState> mPending3AStates;
|
|
|
|
// Whether the partial result is enabled for this device
|
|
bool mUsePartialResult;
|
|
|
|
// Track most recent frame number for which 3A notifications were sent for.
|
|
// Used to filter against sending 3A notifications for the same frame
|
|
// several times.
|
|
int32_t mLast3AFrameNumber, mLastAEFrameNumber, mLastAFrameNumber, mLastAWBFrameNumber;
|
|
// Emit FaceDetection event to java if faces changed
|
|
void callbackFaceDetection(const sp<Camera2Client>& client,
|
|
const camera_frame_metadata &metadata);
|
|
};
|
|
|
|
|
|
}; //namespace camera2
|
|
}; //namespace android
|
|
|
|
#endif
|