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/*
_* Copyright (C) 2013-2019 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_TAG "HWLUtils"
#include "HWLUtils.h"
#include <log/log.h>
#include <map>
namespace android {
bool HasCapability(const HalCameraMetadata* metadata, uint8_t capability) {
if (metadata == nullptr) {
return false;
}
camera_metadata_ro_entry_t entry;
auto ret = metadata->Get(ANDROID_REQUEST_AVAILABLE_CAPABILITIES, &entry);
if (ret != OK) {
return false;
}
for (size_t i = 0; i < entry.count; i++) {
if (entry.data.u8[i] == capability) {
return true;
}
}
return false;
}
status_t GetSensorCharacteristics(const HalCameraMetadata* metadata,
SensorCharacteristics* sensor_chars /*out*/) {
if ((metadata == nullptr) || (sensor_chars == nullptr)) {
return BAD_VALUE;
}
status_t ret = OK;
camera_metadata_ro_entry_t entry;
ret = metadata->Get(ANDROID_SENSOR_INFO_PIXEL_ARRAY_SIZE, &entry);
if ((ret != OK) || (entry.count != 2)) {
ALOGE("%s: Invalid ANDROID_SENSOR_INFO_PIXEL_ARRAY_SIZE!", __FUNCTION__);
return BAD_VALUE;
}
sensor_chars->width = entry.data.i32[0];
sensor_chars->height = entry.data.i32[1];
sensor_chars->full_res_width = sensor_chars->width;
sensor_chars->full_res_height = sensor_chars->height;
ret = metadata->Get(ANDROID_SENSOR_INFO_PIXEL_ARRAY_SIZE_MAXIMUM_RESOLUTION,
&entry);
if ((ret == OK) && (entry.count == 2)) {
sensor_chars->full_res_width = entry.data.i32[0];
sensor_chars->full_res_height = entry.data.i32[1];
sensor_chars->quad_bayer_sensor = true;
}
ret = metadata->Get(ANDROID_REQUEST_MAX_NUM_OUTPUT_STREAMS, &entry);
if ((ret != OK) || (entry.count != 3)) {
ALOGE("%s: Invalid ANDROID_REQUEST_MAX_NUM_OUTPUT_STREAMS!", __FUNCTION__);
return BAD_VALUE;
}
sensor_chars->max_raw_streams = entry.data.i32[0];
sensor_chars->max_processed_streams = entry.data.i32[1];
sensor_chars->max_stalling_streams = entry.data.i32[2];
if (HasCapability(metadata,
ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR)) {
ret = metadata->Get(ANDROID_SENSOR_INFO_EXPOSURE_TIME_RANGE, &entry);
if ((ret != OK) ||
(entry.count != ARRAY_SIZE(sensor_chars->exposure_time_range))) {
ALOGE("%s: Invalid ANDROID_SENSOR_INFO_EXPOSURE_TIME_RANGE!",
__FUNCTION__);
return BAD_VALUE;
}
memcpy(sensor_chars->exposure_time_range, entry.data.i64,
sizeof(sensor_chars->exposure_time_range));
ret = metadata->Get(ANDROID_SENSOR_INFO_MAX_FRAME_DURATION, &entry);
if ((ret != OK) || (entry.count != 1)) {
ALOGE("%s: Invalid ANDROID_SENSOR_INFO_MAX_FRAME_DURATION!", __FUNCTION__);
return BAD_VALUE;
}
sensor_chars->frame_duration_range[1] = entry.data.i64[0];
sensor_chars->frame_duration_range[0] =
EmulatedSensor::kSupportedFrameDurationRange[0];
ret = metadata->Get(ANDROID_SENSOR_INFO_SENSITIVITY_RANGE, &entry);
if ((ret != OK) ||
(entry.count != ARRAY_SIZE(sensor_chars->sensitivity_range))) {
ALOGE("%s: Invalid ANDROID_SENSOR_INFO_SENSITIVITY_RANGE!", __FUNCTION__);
return BAD_VALUE;
}
memcpy(sensor_chars->sensitivity_range, entry.data.i64,
sizeof(sensor_chars->sensitivity_range));
} else {
memcpy(sensor_chars->exposure_time_range,
EmulatedSensor::kSupportedExposureTimeRange,
sizeof(sensor_chars->exposure_time_range));
memcpy(sensor_chars->frame_duration_range,
EmulatedSensor::kSupportedFrameDurationRange,
sizeof(sensor_chars->frame_duration_range));
memcpy(sensor_chars->sensitivity_range,
EmulatedSensor::kSupportedSensitivityRange,
sizeof(sensor_chars->sensitivity_range));
}
if (HasCapability(metadata, ANDROID_REQUEST_AVAILABLE_CAPABILITIES_RAW)) {
ret = metadata->Get(ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT, &entry);
if ((ret != OK) || (entry.count != 1)) {
ALOGE("%s: Invalid ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT!",
__FUNCTION__);
return BAD_VALUE;
}
sensor_chars->color_arangement = static_cast<
camera_metadata_enum_android_sensor_info_color_filter_arrangement>(
entry.data.u8[0]);
ret = metadata->Get(ANDROID_SENSOR_INFO_WHITE_LEVEL, &entry);
if ((ret != OK) || (entry.count != 1)) {
ALOGE("%s: Invalid ANDROID_SENSOR_INFO_WHITE_LEVEL!", __FUNCTION__);
return BAD_VALUE;
}
sensor_chars->max_raw_value = entry.data.i32[0];
ret = metadata->Get(ANDROID_SENSOR_BLACK_LEVEL_PATTERN, &entry);
if ((ret != OK) ||
(entry.count != ARRAY_SIZE(sensor_chars->black_level_pattern))) {
ALOGE("%s: Invalid ANDROID_SENSOR_BLACK_LEVEL_PATTERN!", __FUNCTION__);
return BAD_VALUE;
}
memcpy(sensor_chars->black_level_pattern, entry.data.i32,
sizeof(sensor_chars->black_level_pattern));
ret = metadata->Get(ANDROID_LENS_INFO_SHADING_MAP_SIZE, &entry);
if ((ret == OK) && (entry.count == 2)) {
sensor_chars->lens_shading_map_size[0] = entry.data.i32[0];
sensor_chars->lens_shading_map_size[1] = entry.data.i32[1];
} else {
ALOGE("%s: No available shading map size!", __FUNCTION__);
return BAD_VALUE;
}
ret = metadata->Get(ANDROID_SENSOR_COLOR_TRANSFORM1, &entry);
if ((ret != OK) || (entry.count != (3 * 3))) { // 3x3 rational matrix
ALOGE("%s: Invalid ANDROID_SENSOR_COLOR_TRANSFORM1!", __FUNCTION__);
return BAD_VALUE;
}
sensor_chars->color_filter.rX = RAT_TO_FLOAT(entry.data.r[0]);
sensor_chars->color_filter.rY = RAT_TO_FLOAT(entry.data.r[1]);
sensor_chars->color_filter.rZ = RAT_TO_FLOAT(entry.data.r[2]);
sensor_chars->color_filter.grX = RAT_TO_FLOAT(entry.data.r[3]);
sensor_chars->color_filter.grY = RAT_TO_FLOAT(entry.data.r[4]);
sensor_chars->color_filter.grZ = RAT_TO_FLOAT(entry.data.r[5]);
sensor_chars->color_filter.gbX = RAT_TO_FLOAT(entry.data.r[3]);
sensor_chars->color_filter.gbY = RAT_TO_FLOAT(entry.data.r[4]);
sensor_chars->color_filter.gbZ = RAT_TO_FLOAT(entry.data.r[5]);
sensor_chars->color_filter.bX = RAT_TO_FLOAT(entry.data.r[6]);
sensor_chars->color_filter.bY = RAT_TO_FLOAT(entry.data.r[7]);
sensor_chars->color_filter.bZ = RAT_TO_FLOAT(entry.data.r[8]);
} else {
sensor_chars->color_arangement = static_cast<
camera_metadata_enum_android_sensor_info_color_filter_arrangement>(
EmulatedSensor::kSupportedColorFilterArrangement);
sensor_chars->max_raw_value = EmulatedSensor::kDefaultMaxRawValue;
memcpy(sensor_chars->black_level_pattern,
EmulatedSensor::kDefaultBlackLevelPattern,
sizeof(sensor_chars->black_level_pattern));
}
if (HasCapability(
metadata,
ANDROID_REQUEST_AVAILABLE_CAPABILITIES_PRIVATE_REPROCESSING) ||
HasCapability(metadata,
ANDROID_REQUEST_AVAILABLE_CAPABILITIES_YUV_REPROCESSING)) {
ret = metadata->Get(ANDROID_REQUEST_MAX_NUM_INPUT_STREAMS, &entry);
if ((ret != OK) || (entry.count != 1)) {
ALOGE("%s: Invalid ANDROID_REQUEST_MAX_NUM_INPUT_STREAMS!", __FUNCTION__);
return BAD_VALUE;
}
sensor_chars->max_input_streams = entry.data.i32[0];
}
ret = metadata->Get(ANDROID_REQUEST_PIPELINE_MAX_DEPTH, &entry);
if ((ret == OK) && (entry.count == 1)) {
if (entry.data.u8[0] == 0) {
ALOGE("%s: Maximum request pipeline must have a non zero value!",
__FUNCTION__);
return BAD_VALUE;
}
sensor_chars->max_pipeline_depth = entry.data.u8[0];
} else {
ALOGE("%s: Maximum request pipeline depth absent!", __FUNCTION__);
return BAD_VALUE;
}
ret = metadata->Get(ANDROID_SENSOR_ORIENTATION, &entry);
if ((ret == OK) && (entry.count == 1)) {
sensor_chars->orientation = entry.data.i32[0];
} else {
ALOGE("%s: Sensor orientation absent!", __FUNCTION__);
return BAD_VALUE;
}
ret = metadata->Get(ANDROID_LENS_FACING, &entry);
if ((ret == OK) && (entry.count == 1)) {
sensor_chars->is_front_facing = false;
if (ANDROID_LENS_FACING_FRONT == entry.data.u8[0]) {
sensor_chars->is_front_facing = true;
}
} else {
ALOGE("%s: Lens facing absent!", __FUNCTION__);
return BAD_VALUE;
}
return ret;
}
PhysicalDeviceMapPtr ClonePhysicalDeviceMap(const PhysicalDeviceMapPtr& src) {
auto ret = std::make_unique<PhysicalDeviceMap>();
for (const auto& it : *src) {
ret->emplace(it.first, std::make_pair(it.second.first,
HalCameraMetadata::Clone(it.second.second.get())));
}
return ret;
}
} // namespace android
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