/*
 * Copyright 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.
 */

package androidx.camera.camera2.internal.compat.quirk;

import android.hardware.camera2.CameraCharacteristics;
import android.os.Build;

import androidx.annotation.NonNull;
import androidx.camera.camera2.internal.compat.CameraCharacteristicsCompat;
import androidx.camera.core.internal.compat.quirk.SoftwareJpegEncodingPreferredQuirk;
import androidx.core.util.Preconditions;

import java.util.Arrays;
import java.util.HashSet;
import java.util.Locale;
import java.util.Set;

/**
 * Quirk which denotes JPEGs produced directly from the HAL may sometimes be corrupted.
 *
 * <p>Corrupt images generally manifest as completely monochrome JPEGs, sometimes solid green.
 * If possible, it is preferred that CameraX produce JPEGs from some other image format rather
 * than receiving JPEGs directly from the HAL.
 *
 * @see <a href="https://issuetracker.google.com/159831206">issuetracker.google.com/159831206</a>
 */
public final class JpegHalCorruptImageQuirk implements SoftwareJpegEncodingPreferredQuirk {

    private static final Set<String> KNOWN_AFFECTED_DEVICES = new HashSet<>(
            Arrays.asList(
                    "heroqltevzw",
                    "heroqltetmo"
            ));

    // TODO: This quirk is limited to FULL/LEVEL_3 cameras currently since it will use a YUV stream
    //  for ImageCapture. On LIMITED and LEGACY this would limit the guaranteed surface
    //  combinations.
    private static final Set<Integer> SUPPORTED_HARDWARE_LEVELS = new HashSet<>();

    static {
        SUPPORTED_HARDWARE_LEVELS.add(CameraCharacteristics.INFO_SUPPORTED_HARDWARE_LEVEL_FULL);
        if (Build.VERSION.SDK_INT >= 24) {
            SUPPORTED_HARDWARE_LEVELS.add(CameraCharacteristics.INFO_SUPPORTED_HARDWARE_LEVEL_3);
        }
    }

    static boolean load(@NonNull CameraCharacteristicsCompat characteristicsCompat) {

        int hardwareLevel = Preconditions.checkNotNull(
                characteristicsCompat.get(CameraCharacteristics.INFO_SUPPORTED_HARDWARE_LEVEL));
        return KNOWN_AFFECTED_DEVICES.contains(Build.DEVICE.toLowerCase(Locale.US))
                && SUPPORTED_HARDWARE_LEVELS.contains(hardwareLevel);
    }
}