Merge "graphics/common: add stable AIDL types"

aidl_interface {

    name: "vintf-graphics-common",

    vendor_available: true,

    vndk: {

        enabled: true,

        support_system_process: true,

    },

    srcs: [

        "android/hardware/graphics/common/*.aidl",

    ],

    stability: "vintf",

    backend: {

        java: {

            enabled: false,

        },

        cpp: {

            enabled: false,

        },

    },

}

/**

 * Copyright (c) 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.

 */

package android.hardware.graphics.common;

/**

 * Blend modes, settable per layer.

 */

@VintfStability

@Backing(type="int")

enum BlendMode {

    INVALID = 0,

    /** colorOut = colorSrc */

    NONE = 1,

    /** colorOut = colorSrc + colorDst * (1 - alphaSrc) */

    PREMULTIPLIED = 2,

    /** colorOut = colorSrc * alphaSrc + colorDst * (1 - alphaSrc) */

    COVERAGE = 3,

}

/**

 * Copyright (c) 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.

 */

package android.hardware.graphics.common;

/**

 * Used by IAllocator/IMapper (gralloc) to describe standard chroma siting

 */

@VintfStability

@Backing(type="long")

enum ChromaSiting {

    /* This format does not have chroma siting. */

    NONE = 0,

    /* This format has chroma siting but the type being used is unknown. */

    UNKNOWN = 1,

    /* Cb and Cr are sited interstitially, halfway between alternate luma samples.

     * This is used by 4:2:0 for JPEG/JFIF, H.261, MPEG-1. */

    SITED_INTERSTITIAL = 2,

    /* Cb and Cr are horizontally sited coincident with a luma sample.

     * Cb and Cr are vertically sited interstitially.

     * This is used by 4:2:0 for MPEG-2 frame pictures. */

    COSITED_HORIZONTAL = 3,

}

/**

 * Copyright (c) 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.

 */

package android.hardware.graphics.common;

/**

 * Used by IAllocator/IMapper (gralloc) to describe standard compression strategies

 */

@VintfStability

@Backing(type="long")

enum Compression {

    /* Represents all uncompressed buffers */

    NONE = 0,

    /* VESA Display Stream Compression (DSC) */

    DISPLAY_STREAM_COMPRESSION = 1,

}