camera/CameraSessionStats.cpp - platform/frameworks/av - Git at Google

 /*
  * Copyright (C) 2020 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.
  */

 // #define LOG_NDEBUG 0
 #define LOG_TAG "CameraSessionStats"
 #include <utils/Log.h>
 #include <utils/String16.h>

 #include <camera/CameraSessionStats.h>

 #include <binder/Parcel.h>

 namespace android {
 namespace hardware {

 status_t CameraStreamStats::readFromParcel(const android::Parcel* parcel) {
     if (parcel == NULL) {
         ALOGE("%s: Null parcel", __FUNCTION__);
         return BAD_VALUE;
     }

     status_t err = OK;

     int width = 0;
     if ((err = parcel->readInt32(&width)) != OK) {
         ALOGE("%s: Failed to read width from parcel", __FUNCTION__);
         return err;
     }

     int height = 0;
     if ((err = parcel->readInt32(&height)) != OK) {
         ALOGE("%s: Failed to read height from parcel", __FUNCTION__);
         return err;
     }

     int format = 0;
     if ((err = parcel->readInt32(&format)) != OK) {
         ALOGE("%s: Failed to read format from parcel", __FUNCTION__);
         return err;
     }

     float maxPreviewFps = 0;
     if ((err = parcel->readFloat(&maxPreviewFps)) != OK) {
         ALOGE("%s: Failed to read maxPreviewFps from parcel", __FUNCTION__);
         return err;
     }

     int dataSpace = 0;
     if ((err = parcel->readInt32(&dataSpace)) != OK) {
         ALOGE("%s: Failed to read dataSpace from parcel", __FUNCTION__);
         return err;
     }

     int64_t usage = 0;
     if ((err = parcel->readInt64(&usage)) != OK) {
         ALOGE("%s: Failed to read usage from parcel", __FUNCTION__);
         return err;
     }

     int64_t requestCount = 0;
     if ((err = parcel->readInt64(&requestCount)) != OK) {
         ALOGE("%s: Failed to read request count from parcel", __FUNCTION__);
         return err;
     }

     int64_t errorCount = 0;
     if ((err = parcel->readInt64(&errorCount)) != OK) {
         ALOGE("%s: Failed to read error count from parcel", __FUNCTION__);
         return err;
     }

     int startLatencyMs = 0;
     if ((err = parcel->readInt32(&startLatencyMs)) != OK) {
         ALOGE("%s: Failed to read start latency from parcel", __FUNCTION__);
         return err;
     }

     int maxHalBuffers = 0;
     if ((err = parcel->readInt32(&maxHalBuffers)) != OK) {
         ALOGE("%s: Failed to read max Hal buffers from parcel", __FUNCTION__);
         return err;
     }

     int maxAppBuffers = 0;
     if ((err = parcel->readInt32(&maxAppBuffers)) != OK) {
         ALOGE("%s: Failed to read max app buffers from parcel", __FUNCTION__);
         return err;
     }

     int histogramType = HISTOGRAM_TYPE_UNKNOWN;
     if ((err = parcel->readInt32(&histogramType)) != OK) {
         ALOGE("%s: Failed to read histogram type from parcel", __FUNCTION__);
         return err;
     }

     std::vector<float> histogramBins;
     if ((err = parcel->readFloatVector(&histogramBins)) != OK) {
         ALOGE("%s: Failed to read histogram bins from parcel", __FUNCTION__);
         return err;
     }

     std::vector<int64_t> histogramCounts;
     if ((err = parcel->readInt64Vector(&histogramCounts)) != OK) {
         ALOGE("%s: Failed to read histogram counts from parcel", __FUNCTION__);
         return err;
     }

     int64_t dynamicRangeProfile = ANDROID_REQUEST_AVAILABLE_DYNAMIC_RANGE_PROFILES_MAP_STANDARD;
     if ((err = parcel->readInt64(&dynamicRangeProfile)) != OK) {
         ALOGE("%s: Failed to read dynamic range profile type from parcel", __FUNCTION__);
         return err;
     }

     int64_t streamUseCase = ANDROID_SCALER_AVAILABLE_STREAM_USE_CASES_DEFAULT;
     if ((err = parcel->readInt64(&streamUseCase)) != OK) {
         ALOGE("%s: Failed to read stream use case from parcel", __FUNCTION__);
         return err;
     }

     mWidth = width;
     mHeight = height;
     mFormat = format;
     mMaxPreviewFps = maxPreviewFps;
     mDataSpace = dataSpace;
     mUsage = usage;
     mRequestCount = requestCount;
     mErrorCount = errorCount;
     mStartLatencyMs = startLatencyMs;
     mMaxHalBuffers = maxHalBuffers;
     mMaxAppBuffers = maxAppBuffers;
     mHistogramType = histogramType;
     mHistogramBins = std::move(histogramBins);
     mHistogramCounts = std::move(histogramCounts);
     mDynamicRangeProfile = dynamicRangeProfile;
     mStreamUseCase = streamUseCase;

     return OK;
 }

 status_t CameraStreamStats::writeToParcel(android::Parcel* parcel) const {
     if (parcel == NULL) {
         ALOGE("%s: Null parcel", __FUNCTION__);
         return BAD_VALUE;
     }

     status_t err = OK;

     if ((err = parcel->writeInt32(mWidth)) != OK) {
         ALOGE("%s: Failed to write stream width!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mHeight)) != OK) {
         ALOGE("%s: Failed to write stream height!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mFormat)) != OK) {
         ALOGE("%s: Failed to write stream format!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeFloat(mMaxPreviewFps)) != OK) {
         ALOGE("%s: Failed to write stream maxPreviewFps!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mDataSpace)) != OK) {
         ALOGE("%s: Failed to write stream dataSpace!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt64(mUsage)) != OK) {
         ALOGE("%s: Failed to write stream usage!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt64(mRequestCount)) != OK) {
         ALOGE("%s: Failed to write stream request count!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt64(mErrorCount)) != OK) {
         ALOGE("%s: Failed to write stream error count!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mStartLatencyMs)) != OK) {
         ALOGE("%s: Failed to write stream start latency!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mMaxHalBuffers)) != OK) {
         ALOGE("%s: Failed to write max hal buffers", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mMaxAppBuffers)) != OK) {
         ALOGE("%s: Failed to write max app buffers", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mHistogramType)) != OK) {
         ALOGE("%s: Failed to write histogram type", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeFloatVector(mHistogramBins)) != OK) {
         ALOGE("%s: Failed to write histogram bins!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt64Vector(mHistogramCounts)) != OK) {
         ALOGE("%s: Failed to write histogram counts!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt64(mDynamicRangeProfile)) != OK) {
         ALOGE("%s: Failed to write dynamic range profile type", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt64(mStreamUseCase)) != OK) {
         ALOGE("%s: Failed to write stream use case!", __FUNCTION__);
         return err;
     }

     return OK;
 }

 const int CameraSessionStats::CAMERA_STATE_OPEN = 0;
 const int CameraSessionStats::CAMERA_STATE_ACTIVE = 1;
 const int CameraSessionStats::CAMERA_STATE_IDLE = 2;
 const int CameraSessionStats::CAMERA_STATE_CLOSED = 3;

 const int CameraSessionStats::CAMERA_FACING_BACK = 0;
 const int CameraSessionStats::CAMERA_FACING_FRONT = 1;
 const int CameraSessionStats::CAMERA_FACING_EXTERNAL = 2;

 const int CameraSessionStats::CAMERA_API_LEVEL_1 = 1;
 const int CameraSessionStats::CAMERA_API_LEVEL_2 = 2;

 CameraSessionStats::CameraSessionStats() :
         mFacing(CAMERA_FACING_BACK),
         mNewCameraState(CAMERA_STATE_CLOSED),
         mApiLevel(0),
         mIsNdk(false),
         mLatencyMs(-1),
         mMaxPreviewFps(0),
         mSessionType(0),
         mInternalReconfigure(0),
         mRequestCount(0),
         mResultErrorCount(0),
         mDeviceError(false),
         mVideoStabilizationMode(-1) {}

 CameraSessionStats::CameraSessionStats(const String16& cameraId,
         int facing, int newCameraState, const String16& clientName,
         int apiLevel, bool isNdk, int32_t latencyMs) :
                 mCameraId(cameraId),
                 mFacing(facing),
                 mNewCameraState(newCameraState),
                 mClientName(clientName),
                 mApiLevel(apiLevel),
                 mIsNdk(isNdk),
                 mLatencyMs(latencyMs),
                 mMaxPreviewFps(0),
                 mSessionType(0),
                 mInternalReconfigure(0),
                 mRequestCount(0),
                 mResultErrorCount(0),
                 mDeviceError(0),
                 mVideoStabilizationMode(-1) {}

 status_t CameraSessionStats::readFromParcel(const android::Parcel* parcel) {
     if (parcel == NULL) {
         ALOGE("%s: Null parcel", __FUNCTION__);
         return BAD_VALUE;
     }

     status_t err = OK;

     String16 id;
     if ((err = parcel->readString16(&id)) != OK) {
         ALOGE("%s: Failed to read camera id!", __FUNCTION__);
         return BAD_VALUE;
     }

     int facing = 0;
     if ((err = parcel->readInt32(&facing)) != OK) {
         ALOGE("%s: Failed to read camera facing from parcel", __FUNCTION__);
         return err;
     }

     int32_t newCameraState;
     if ((err = parcel->readInt32(&newCameraState)) != OK) {
         ALOGE("%s: Failed to read new camera state from parcel", __FUNCTION__);
         return err;
     }

     String16 clientName;
     if ((err = parcel->readString16(&clientName)) != OK) {
         ALOGE("%s: Failed to read client name!", __FUNCTION__);
         return BAD_VALUE;
     }

     int32_t apiLevel;
     if ((err = parcel->readInt32(&apiLevel)) != OK) {
         ALOGE("%s: Failed to read api level from parcel", __FUNCTION__);
         return err;
     }

     bool isNdk;
     if ((err = parcel->readBool(&isNdk)) != OK) {
         ALOGE("%s: Failed to read isNdk flag from parcel", __FUNCTION__);
         return err;
     }

     int32_t latencyMs;
     if ((err = parcel->readInt32(&latencyMs)) != OK) {
         ALOGE("%s: Failed to read latencyMs from parcel", __FUNCTION__);
         return err;
     }

     float maxPreviewFps;
     if ((err = parcel->readFloat(&maxPreviewFps)) != OK) {
         ALOGE("%s: Failed to read maxPreviewFps from parcel", __FUNCTION__);
         return err;
     }

     int32_t sessionType;
     if ((err = parcel->readInt32(&sessionType)) != OK) {
         ALOGE("%s: Failed to read session type from parcel", __FUNCTION__);
         return err;
     }

     int32_t internalReconfigure;
     if ((err = parcel->readInt32(&internalReconfigure)) != OK) {
         ALOGE("%s: Failed to read internal reconfigure count from parcel", __FUNCTION__);
         return err;
     }

     int64_t requestCount;
     if ((err = parcel->readInt64(&requestCount)) != OK) {
         ALOGE("%s: Failed to read request count from parcel", __FUNCTION__);
         return err;
     }

     int64_t resultErrorCount;
     if ((err = parcel->readInt64(&resultErrorCount)) != OK) {
         ALOGE("%s: Failed to read result error count from parcel", __FUNCTION__);
         return err;
     }

     bool deviceError;
     if ((err = parcel->readBool(&deviceError)) != OK) {
         ALOGE("%s: Failed to read device error flag from parcel", __FUNCTION__);
         return err;
     }

     std::vector<CameraStreamStats> streamStats;
     if ((err = parcel->readParcelableVector(&streamStats)) != OK) {
         ALOGE("%s: Failed to read stream state from parcel", __FUNCTION__);
         return err;
     }

     String16 userTag;
     if ((err = parcel->readString16(&userTag)) != OK) {
         ALOGE("%s: Failed to read user tag!", __FUNCTION__);
         return BAD_VALUE;
     }

     int32_t videoStabilizationMode;
     if ((err = parcel->readInt32(&videoStabilizationMode)) != OK) {
         ALOGE("%s: Failed to read video stabilization mode from parcel", __FUNCTION__);
         return err;
     }

     mCameraId = id;
     mFacing = facing;
     mNewCameraState = newCameraState;
     mClientName = clientName;
     mApiLevel = apiLevel;
     mIsNdk = isNdk;
     mLatencyMs = latencyMs;
     mMaxPreviewFps = maxPreviewFps;
     mSessionType = sessionType;
     mInternalReconfigure = internalReconfigure;
     mRequestCount = requestCount;
     mResultErrorCount = resultErrorCount;
     mDeviceError = deviceError;
     mStreamStats = std::move(streamStats);
     mUserTag = userTag;
     mVideoStabilizationMode = videoStabilizationMode;

     return OK;
 }

 status_t CameraSessionStats::writeToParcel(android::Parcel* parcel) const {
     if (parcel == NULL) {
         ALOGE("%s: Null parcel", __FUNCTION__);
         return BAD_VALUE;
     }

     status_t err = OK;

     if ((err = parcel->writeString16(mCameraId)) != OK) {
         ALOGE("%s: Failed to write camera id!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mFacing)) != OK) {
         ALOGE("%s: Failed to write camera facing!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mNewCameraState)) != OK) {
         ALOGE("%s: Failed to write new camera state!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeString16(mClientName)) != OK) {
         ALOGE("%s: Failed to write client name!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mApiLevel)) != OK) {
         ALOGE("%s: Failed to write api level!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeBool(mIsNdk)) != OK) {
         ALOGE("%s: Failed to write isNdk flag!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mLatencyMs)) != OK) {
         ALOGE("%s: Failed to write latency in Ms!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeFloat(mMaxPreviewFps)) != OK) {
         ALOGE("%s: Failed to write maxPreviewFps!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mSessionType)) != OK) {
         ALOGE("%s: Failed to write session type!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mInternalReconfigure)) != OK) {
         ALOGE("%s: Failed to write internal reconfigure count!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt64(mRequestCount)) != OK) {
         ALOGE("%s: Failed to write request count!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt64(mResultErrorCount)) != OK) {
         ALOGE("%s: Failed to write result error count!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeBool(mDeviceError)) != OK) {
         ALOGE("%s: Failed to write device error flag!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeParcelableVector(mStreamStats)) != OK) {
         ALOGE("%s: Failed to write stream states!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeString16(mUserTag)) != OK) {
         ALOGE("%s: Failed to write user tag!", __FUNCTION__);
         return err;
     }

     if ((err = parcel->writeInt32(mVideoStabilizationMode)) != OK) {
         ALOGE("%s: Failed to write video stabilization mode!", __FUNCTION__);
         return err;
     }
     return OK;
 }

 } // namespace hardware
 } // namesmpace android
	/*
	* Copyright (C) 2020 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.
	*/

	// #define LOG_NDEBUG 0
	#define LOG_TAG "CameraSessionStats"
	#include <utils/Log.h>
	#include <utils/String16.h>

	#include <camera/CameraSessionStats.h>

	#include <binder/Parcel.h>

	namespace android {
	namespace hardware {

	status_t CameraStreamStats::readFromParcel(const android::Parcel* parcel) {
	if (parcel == NULL) {
	ALOGE("%s: Null parcel", __FUNCTION__);
	return BAD_VALUE;
	}

	status_t err = OK;

	int width = 0;
	if ((err = parcel->readInt32(&width)) != OK) {
	ALOGE("%s: Failed to read width from parcel", __FUNCTION__);
	return err;
	}

	int height = 0;
	if ((err = parcel->readInt32(&height)) != OK) {
	ALOGE("%s: Failed to read height from parcel", __FUNCTION__);
	return err;
	}

	int format = 0;
	if ((err = parcel->readInt32(&format)) != OK) {
	ALOGE("%s: Failed to read format from parcel", __FUNCTION__);
	return err;
	}

	float maxPreviewFps = 0;
	if ((err = parcel->readFloat(&maxPreviewFps)) != OK) {
	ALOGE("%s: Failed to read maxPreviewFps from parcel", __FUNCTION__);
	return err;
	}

	int dataSpace = 0;
	if ((err = parcel->readInt32(&dataSpace)) != OK) {
	ALOGE("%s: Failed to read dataSpace from parcel", __FUNCTION__);
	return err;
	}

	int64_t usage = 0;
	if ((err = parcel->readInt64(&usage)) != OK) {
	ALOGE("%s: Failed to read usage from parcel", __FUNCTION__);
	return err;
	}

	int64_t requestCount = 0;
	if ((err = parcel->readInt64(&requestCount)) != OK) {
	ALOGE("%s: Failed to read request count from parcel", __FUNCTION__);
	return err;
	}

	int64_t errorCount = 0;
	if ((err = parcel->readInt64(&errorCount)) != OK) {
	ALOGE("%s: Failed to read error count from parcel", __FUNCTION__);
	return err;
	}

	int startLatencyMs = 0;
	if ((err = parcel->readInt32(&startLatencyMs)) != OK) {
	ALOGE("%s: Failed to read start latency from parcel", __FUNCTION__);
	return err;
	}

	int maxHalBuffers = 0;
	if ((err = parcel->readInt32(&maxHalBuffers)) != OK) {
	ALOGE("%s: Failed to read max Hal buffers from parcel", __FUNCTION__);
	return err;
	}

	int maxAppBuffers = 0;
	if ((err = parcel->readInt32(&maxAppBuffers)) != OK) {
	ALOGE("%s: Failed to read max app buffers from parcel", __FUNCTION__);
	return err;
	}

	int histogramType = HISTOGRAM_TYPE_UNKNOWN;
	if ((err = parcel->readInt32(&histogramType)) != OK) {
	ALOGE("%s: Failed to read histogram type from parcel", __FUNCTION__);
	return err;
	}

	std::vector<float> histogramBins;
	if ((err = parcel->readFloatVector(&histogramBins)) != OK) {
	ALOGE("%s: Failed to read histogram bins from parcel", __FUNCTION__);
	return err;
	}

	std::vector<int64_t> histogramCounts;
	if ((err = parcel->readInt64Vector(&histogramCounts)) != OK) {
	ALOGE("%s: Failed to read histogram counts from parcel", __FUNCTION__);
	return err;
	}

	int64_t dynamicRangeProfile = ANDROID_REQUEST_AVAILABLE_DYNAMIC_RANGE_PROFILES_MAP_STANDARD;
	if ((err = parcel->readInt64(&dynamicRangeProfile)) != OK) {
	ALOGE("%s: Failed to read dynamic range profile type from parcel", __FUNCTION__);
	return err;
	}

	int64_t streamUseCase = ANDROID_SCALER_AVAILABLE_STREAM_USE_CASES_DEFAULT;
	if ((err = parcel->readInt64(&streamUseCase)) != OK) {
	ALOGE("%s: Failed to read stream use case from parcel", __FUNCTION__);
	return err;
	}

	mWidth = width;
	mHeight = height;
	mFormat = format;
	mMaxPreviewFps = maxPreviewFps;
	mDataSpace = dataSpace;
	mUsage = usage;
	mRequestCount = requestCount;
	mErrorCount = errorCount;
	mStartLatencyMs = startLatencyMs;
	mMaxHalBuffers = maxHalBuffers;
	mMaxAppBuffers = maxAppBuffers;
	mHistogramType = histogramType;
	mHistogramBins = std::move(histogramBins);
	mHistogramCounts = std::move(histogramCounts);
	mDynamicRangeProfile = dynamicRangeProfile;
	mStreamUseCase = streamUseCase;

	return OK;
	}

	status_t CameraStreamStats::writeToParcel(android::Parcel* parcel) const {
	if (parcel == NULL) {
	ALOGE("%s: Null parcel", __FUNCTION__);
	return BAD_VALUE;
	}

	status_t err = OK;

	if ((err = parcel->writeInt32(mWidth)) != OK) {
	ALOGE("%s: Failed to write stream width!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mHeight)) != OK) {
	ALOGE("%s: Failed to write stream height!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mFormat)) != OK) {
	ALOGE("%s: Failed to write stream format!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeFloat(mMaxPreviewFps)) != OK) {
	ALOGE("%s: Failed to write stream maxPreviewFps!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mDataSpace)) != OK) {
	ALOGE("%s: Failed to write stream dataSpace!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt64(mUsage)) != OK) {
	ALOGE("%s: Failed to write stream usage!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt64(mRequestCount)) != OK) {
	ALOGE("%s: Failed to write stream request count!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt64(mErrorCount)) != OK) {
	ALOGE("%s: Failed to write stream error count!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mStartLatencyMs)) != OK) {
	ALOGE("%s: Failed to write stream start latency!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mMaxHalBuffers)) != OK) {
	ALOGE("%s: Failed to write max hal buffers", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mMaxAppBuffers)) != OK) {
	ALOGE("%s: Failed to write max app buffers", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mHistogramType)) != OK) {
	ALOGE("%s: Failed to write histogram type", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeFloatVector(mHistogramBins)) != OK) {
	ALOGE("%s: Failed to write histogram bins!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt64Vector(mHistogramCounts)) != OK) {
	ALOGE("%s: Failed to write histogram counts!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt64(mDynamicRangeProfile)) != OK) {
	ALOGE("%s: Failed to write dynamic range profile type", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt64(mStreamUseCase)) != OK) {
	ALOGE("%s: Failed to write stream use case!", __FUNCTION__);
	return err;
	}

	return OK;
	}

	const int CameraSessionStats::CAMERA_STATE_OPEN = 0;
	const int CameraSessionStats::CAMERA_STATE_ACTIVE = 1;
	const int CameraSessionStats::CAMERA_STATE_IDLE = 2;
	const int CameraSessionStats::CAMERA_STATE_CLOSED = 3;

	const int CameraSessionStats::CAMERA_FACING_BACK = 0;
	const int CameraSessionStats::CAMERA_FACING_FRONT = 1;
	const int CameraSessionStats::CAMERA_FACING_EXTERNAL = 2;

	const int CameraSessionStats::CAMERA_API_LEVEL_1 = 1;
	const int CameraSessionStats::CAMERA_API_LEVEL_2 = 2;

	CameraSessionStats::CameraSessionStats() :
	mFacing(CAMERA_FACING_BACK),
	mNewCameraState(CAMERA_STATE_CLOSED),
	mApiLevel(0),
	mIsNdk(false),
	mLatencyMs(-1),
	mMaxPreviewFps(0),
	mSessionType(0),
	mInternalReconfigure(0),
	mRequestCount(0),
	mResultErrorCount(0),
	mDeviceError(false),
	mVideoStabilizationMode(-1) {}

	CameraSessionStats::CameraSessionStats(const String16& cameraId,
	int facing, int newCameraState, const String16& clientName,
	int apiLevel, bool isNdk, int32_t latencyMs) :
	mCameraId(cameraId),
	mFacing(facing),
	mNewCameraState(newCameraState),
	mClientName(clientName),
	mApiLevel(apiLevel),
	mIsNdk(isNdk),
	mLatencyMs(latencyMs),
	mMaxPreviewFps(0),
	mSessionType(0),
	mInternalReconfigure(0),
	mRequestCount(0),
	mResultErrorCount(0),
	mDeviceError(0),
	mVideoStabilizationMode(-1) {}

	status_t CameraSessionStats::readFromParcel(const android::Parcel* parcel) {
	if (parcel == NULL) {
	ALOGE("%s: Null parcel", __FUNCTION__);
	return BAD_VALUE;
	}

	status_t err = OK;

	String16 id;
	if ((err = parcel->readString16(&id)) != OK) {
	ALOGE("%s: Failed to read camera id!", __FUNCTION__);
	return BAD_VALUE;
	}

	int facing = 0;
	if ((err = parcel->readInt32(&facing)) != OK) {
	ALOGE("%s: Failed to read camera facing from parcel", __FUNCTION__);
	return err;
	}

	int32_t newCameraState;
	if ((err = parcel->readInt32(&newCameraState)) != OK) {
	ALOGE("%s: Failed to read new camera state from parcel", __FUNCTION__);
	return err;
	}

	String16 clientName;
	if ((err = parcel->readString16(&clientName)) != OK) {
	ALOGE("%s: Failed to read client name!", __FUNCTION__);
	return BAD_VALUE;
	}

	int32_t apiLevel;
	if ((err = parcel->readInt32(&apiLevel)) != OK) {
	ALOGE("%s: Failed to read api level from parcel", __FUNCTION__);
	return err;
	}

	bool isNdk;
	if ((err = parcel->readBool(&isNdk)) != OK) {
	ALOGE("%s: Failed to read isNdk flag from parcel", __FUNCTION__);
	return err;
	}

	int32_t latencyMs;
	if ((err = parcel->readInt32(&latencyMs)) != OK) {
	ALOGE("%s: Failed to read latencyMs from parcel", __FUNCTION__);
	return err;
	}

	float maxPreviewFps;
	if ((err = parcel->readFloat(&maxPreviewFps)) != OK) {
	ALOGE("%s: Failed to read maxPreviewFps from parcel", __FUNCTION__);
	return err;
	}

	int32_t sessionType;
	if ((err = parcel->readInt32(&sessionType)) != OK) {
	ALOGE("%s: Failed to read session type from parcel", __FUNCTION__);
	return err;
	}

	int32_t internalReconfigure;
	if ((err = parcel->readInt32(&internalReconfigure)) != OK) {
	ALOGE("%s: Failed to read internal reconfigure count from parcel", __FUNCTION__);
	return err;
	}

	int64_t requestCount;
	if ((err = parcel->readInt64(&requestCount)) != OK) {
	ALOGE("%s: Failed to read request count from parcel", __FUNCTION__);
	return err;
	}

	int64_t resultErrorCount;
	if ((err = parcel->readInt64(&resultErrorCount)) != OK) {
	ALOGE("%s: Failed to read result error count from parcel", __FUNCTION__);
	return err;
	}

	bool deviceError;
	if ((err = parcel->readBool(&deviceError)) != OK) {
	ALOGE("%s: Failed to read device error flag from parcel", __FUNCTION__);
	return err;
	}

	std::vector<CameraStreamStats> streamStats;
	if ((err = parcel->readParcelableVector(&streamStats)) != OK) {
	ALOGE("%s: Failed to read stream state from parcel", __FUNCTION__);
	return err;
	}

	String16 userTag;
	if ((err = parcel->readString16(&userTag)) != OK) {
	ALOGE("%s: Failed to read user tag!", __FUNCTION__);
	return BAD_VALUE;
	}

	int32_t videoStabilizationMode;
	if ((err = parcel->readInt32(&videoStabilizationMode)) != OK) {
	ALOGE("%s: Failed to read video stabilization mode from parcel", __FUNCTION__);
	return err;
	}

	mCameraId = id;
	mFacing = facing;
	mNewCameraState = newCameraState;
	mClientName = clientName;
	mApiLevel = apiLevel;
	mIsNdk = isNdk;
	mLatencyMs = latencyMs;
	mMaxPreviewFps = maxPreviewFps;
	mSessionType = sessionType;
	mInternalReconfigure = internalReconfigure;
	mRequestCount = requestCount;
	mResultErrorCount = resultErrorCount;
	mDeviceError = deviceError;
	mStreamStats = std::move(streamStats);
	mUserTag = userTag;
	mVideoStabilizationMode = videoStabilizationMode;

	return OK;
	}

	status_t CameraSessionStats::writeToParcel(android::Parcel* parcel) const {
	if (parcel == NULL) {
	ALOGE("%s: Null parcel", __FUNCTION__);
	return BAD_VALUE;
	}

	status_t err = OK;

	if ((err = parcel->writeString16(mCameraId)) != OK) {
	ALOGE("%s: Failed to write camera id!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mFacing)) != OK) {
	ALOGE("%s: Failed to write camera facing!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mNewCameraState)) != OK) {
	ALOGE("%s: Failed to write new camera state!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeString16(mClientName)) != OK) {
	ALOGE("%s: Failed to write client name!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mApiLevel)) != OK) {
	ALOGE("%s: Failed to write api level!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeBool(mIsNdk)) != OK) {
	ALOGE("%s: Failed to write isNdk flag!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mLatencyMs)) != OK) {
	ALOGE("%s: Failed to write latency in Ms!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeFloat(mMaxPreviewFps)) != OK) {
	ALOGE("%s: Failed to write maxPreviewFps!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mSessionType)) != OK) {
	ALOGE("%s: Failed to write session type!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mInternalReconfigure)) != OK) {
	ALOGE("%s: Failed to write internal reconfigure count!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt64(mRequestCount)) != OK) {
	ALOGE("%s: Failed to write request count!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt64(mResultErrorCount)) != OK) {
	ALOGE("%s: Failed to write result error count!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeBool(mDeviceError)) != OK) {
	ALOGE("%s: Failed to write device error flag!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeParcelableVector(mStreamStats)) != OK) {
	ALOGE("%s: Failed to write stream states!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeString16(mUserTag)) != OK) {
	ALOGE("%s: Failed to write user tag!", __FUNCTION__);
	return err;
	}

	if ((err = parcel->writeInt32(mVideoStabilizationMode)) != OK) {
	ALOGE("%s: Failed to write video stabilization mode!", __FUNCTION__);
	return err;
	}
	return OK;
	}

	} // namespace hardware
	} // namesmpace android