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android_device_samsung_msm8.../camera/QCamera2/util/QCameraCommon.cpp
Deokgyu Yang 18798ae484 gts3l: camera: Import camera HAL 
The camera HAL is from LineageOS/xiaomi_msm8996-common, lineage-18.1

Signed-off-by: Deokgyu Yang <secugyu@gmail.com>
Change-Id: I5241f82e9ebbb4076eaf73a4180b65e9124c66c4
2021-05-24 22:24:23 +09:00

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8.6 KiB
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/* Copyright (c) 2016, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#define LOG_TAG "QCameraCommon"
// System dependencies
#include <utils/Errors.h>
#include <stdlib.h>
#include <string.h>
#include <utils/Log.h>
// Camera dependencies
#include "QCameraCommon.h"
using namespace android;
namespace qcamera {
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
/*===========================================================================
* FUNCTION : QCameraCommon
*
* DESCRIPTION: default constructor of QCameraCommon
*
* PARAMETERS : None
*
* RETURN : None
*==========================================================================*/
QCameraCommon::QCameraCommon() :
m_pCapability(NULL)
{
}
/*===========================================================================
* FUNCTION : ~QCameraCommon
*
* DESCRIPTION: destructor of QCameraCommon
*
* PARAMETERS : None
*
* RETURN : None
*==========================================================================*/
QCameraCommon::~QCameraCommon()
{
}
/*===========================================================================
* FUNCTION : init
*
* DESCRIPTION: Init function for QCameraCommon
*
* PARAMETERS :
* @pCapability : Capabilities
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCameraCommon::init(cam_capability_t *pCapability)
{
m_pCapability = pCapability;
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : calculateLCM
*
* DESCRIPTION: Get the LCM of 2 numbers
*
* PARAMETERS :
* @num1 : First number
* @num2 : second number
*
* RETURN : int32_t type (LCM)
*
*==========================================================================*/
uint32_t QCameraCommon::calculateLCM(int32_t num1, int32_t num2)
{
uint32_t lcm = 0;
uint32_t temp = 0;
if ((num1 < 1) && (num2 < 1)) {
return 0;
} else if (num1 < 1) {
return num2;
} else if (num2 < 1) {
return num1;
}
if (num1 > num2) {
lcm = num1;
} else {
lcm = num2;
}
temp = lcm;
while (1) {
if (((lcm % num1) == 0) && ((lcm % num2) == 0)) {
break;
}
lcm += temp;
}
return lcm;
}
/*===========================================================================
* FUNCTION : getAnalysisInfo
*
* DESCRIPTION: Get the Analysis information based on
* current mode and feature mask
*
* PARAMETERS :
* @fdVideoEnabled : Whether fdVideo enabled currently
* @hal3 : Whether hal3 or hal1
* @featureMask : Feature mask
* @pAnalysis_info : Analysis info to be filled
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCameraCommon::getAnalysisInfo(
bool fdVideoEnabled,
bool hal3,
cam_feature_mask_t featureMask,
cam_analysis_info_t *pAnalysisInfo)
{
if (!pAnalysisInfo) {
return BAD_VALUE;
}
pAnalysisInfo->valid = 0;
if ((fdVideoEnabled == TRUE) && (hal3 == FALSE) &&
(m_pCapability->analysis_info[CAM_ANALYSIS_INFO_FD_VIDEO].hw_analysis_supported) &&
(m_pCapability->analysis_info[CAM_ANALYSIS_INFO_FD_VIDEO].valid)) {
*pAnalysisInfo =
m_pCapability->analysis_info[CAM_ANALYSIS_INFO_FD_VIDEO];
} else if (m_pCapability->analysis_info[CAM_ANALYSIS_INFO_FD_STILL].valid) {
*pAnalysisInfo =
m_pCapability->analysis_info[CAM_ANALYSIS_INFO_FD_STILL];
if (hal3 == TRUE) {
pAnalysisInfo->analysis_max_res = pAnalysisInfo->analysis_recommended_res;
}
}
if ((featureMask & CAM_QCOM_FEATURE_PAAF) &&
(m_pCapability->analysis_info[CAM_ANALYSIS_INFO_PAAF].valid)) {
cam_analysis_info_t *pPaafInfo =
&m_pCapability->analysis_info[CAM_ANALYSIS_INFO_PAAF];
if (!pAnalysisInfo->valid) {
*pAnalysisInfo = *pPaafInfo;
} else {
pAnalysisInfo->analysis_max_res.width =
MAX(pAnalysisInfo->analysis_max_res.width,
pPaafInfo->analysis_max_res.width);
pAnalysisInfo->analysis_max_res.height =
MAX(pAnalysisInfo->analysis_max_res.height,
pPaafInfo->analysis_max_res.height);
pAnalysisInfo->analysis_padding_info.height_padding =
calculateLCM(pAnalysisInfo->analysis_padding_info.height_padding,
pPaafInfo->analysis_padding_info.height_padding);
pAnalysisInfo->analysis_padding_info.width_padding =
calculateLCM(pAnalysisInfo->analysis_padding_info.width_padding,
pPaafInfo->analysis_padding_info.width_padding);
pAnalysisInfo->analysis_padding_info.plane_padding =
calculateLCM(pAnalysisInfo->analysis_padding_info.plane_padding,
pPaafInfo->analysis_padding_info.plane_padding);
pAnalysisInfo->analysis_padding_info.min_stride =
MAX(pAnalysisInfo->analysis_padding_info.min_stride,
pPaafInfo->analysis_padding_info.min_stride);
pAnalysisInfo->analysis_padding_info.min_stride =
ALIGN(pAnalysisInfo->analysis_padding_info.min_stride,
pAnalysisInfo->analysis_padding_info.width_padding);
pAnalysisInfo->analysis_padding_info.min_scanline =
MAX(pAnalysisInfo->analysis_padding_info.min_scanline,
pPaafInfo->analysis_padding_info.min_scanline);
pAnalysisInfo->analysis_padding_info.min_scanline =
ALIGN(pAnalysisInfo->analysis_padding_info.min_scanline,
pAnalysisInfo->analysis_padding_info.height_padding);
pAnalysisInfo->hw_analysis_supported |=
pPaafInfo->hw_analysis_supported;
}
}
return pAnalysisInfo->valid ? NO_ERROR : BAD_VALUE;
}
/*===========================================================================
* FUNCTION : getBootToMonoTimeOffset
*
* DESCRIPTION: Calculate offset that is used to convert from
* clock domain of boot to monotonic
*
* PARAMETERS :
* None
*
* RETURN : clock offset between boottime and monotonic time.
*
*==========================================================================*/
nsecs_t QCameraCommon::getBootToMonoTimeOffset()
{
// try three times to get the clock offset, choose the one
// with the minimum gap in measurements.
const int tries = 3;
nsecs_t bestGap, measured;
for (int i = 0; i < tries; ++i) {
const nsecs_t tmono = systemTime(SYSTEM_TIME_MONOTONIC);
const nsecs_t tbase = systemTime(SYSTEM_TIME_BOOTTIME);
const nsecs_t tmono2 = systemTime(SYSTEM_TIME_MONOTONIC);
const nsecs_t gap = tmono2 - tmono;
if (i == 0 || gap < bestGap) {
bestGap = gap;
measured = tbase - ((tmono + tmono2) >> 1);
}
}
return measured;
}
}; // namespace qcamera
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