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/*
* Copyright (C) 2022 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 HISTOGRAMINFO_H_
#define HISTOGRAMINFO_H_
#include <aidl/com/google/hardware/pixel/display/HistogramPos.h>
#include <drm/samsung_drm.h>
#include <mutex>
using HistogramPos = ::aidl::com::google::hardware::pixel::display::HistogramPos;
class HistogramInfo {
public:
enum class HistogramType { HISTOGRAM_SAMPLING = 0, HISTOGRAM_HIDL, HISTOGRAM_TYPE_NUM };
void setHistogramROI(uint16_t x, uint16_t y, uint16_t h, uint16_t v) {
std::unique_lock<std::mutex> lk(mSetHistInfoMutex);
mHistogramROI.start_x = x;
mHistogramROI.start_y = y;
mHistogramROI.hsize = h;
mHistogramROI.vsize = v;
};
const struct histogram_roi& getHistogramROI() { return mHistogramROI; }
void setHistogramWeights(uint16_t r, uint16_t g, uint16_t b) {
std::unique_lock<std::mutex> lk(mSetHistInfoMutex);
mHistogramWeights.weight_r = r;
mHistogramWeights.weight_g = g;
mHistogramWeights.weight_b = b;
};
const struct histogram_weights& getHistogramWeights() { return mHistogramWeights; }
void setHistogramThreshold(uint32_t t) {
std::unique_lock<std::mutex> lk(mSetHistInfoMutex);
mHistogramThreshold = t;
}
uint32_t getHistogramThreshold() {
std::unique_lock<std::mutex> lk(mSetHistInfoMutex);
return mHistogramThreshold;
}
HistogramType getHistogramType() { return mHistogramType; }
HistogramInfo(HistogramType type) { mHistogramType = type; }
virtual ~HistogramInfo() {}
virtual void setHistogramPos(const HistogramPos& pos) = 0;
virtual void callbackHistogram(char16_t* bin) = 0;
std::mutex mSetHistInfoMutex;
private:
HistogramType mHistogramType = HistogramType::HISTOGRAM_TYPE_NUM;
struct histogram_roi mHistogramROI;
struct histogram_weights mHistogramWeights;
uint32_t mHistogramThreshold = 0;
};
#endif // HISTOGRAM_H_
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