// Copyright 2020 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
library fuchsia.hardware.camera;

type BayerPattern = strict enum : uint8 {
    RGGB = 1;
    GRBG = 2;
    GBRG = 3;
    BGGR = 4;
};

/// Encodes R, Gr, B, Gb pixel values.
type ColorVal = struct {
    red uint16;
    green_r uint16;
    blue uint16;
    green_b uint16;
};

/// Encodes frame rate as separate a separate numerator and denominator.
/// Decoded via frames_per_sec_numerator / frames_per_sec_denominator.
type FrameRate = struct {
    frames_per_sec_numerator uint32;
    frames_per_sec_denominator uint32;
};

/// Encodes a pair of width and height values.
/// For example, for use as a representation of frame resolution
/// where |x| is width and |y| is height.
type Dimensions = struct {
    x float32;
    y float32;
};

/// Encodes a pair of minimum and maximum values.
/// For example, for use as sensor constraints for exposure settings.
type MinMaxConstraints = struct {
    min uint32;
    max uint32;
};

/// Encodes information to represent a rectangle on a grid.
type Rect = struct {
    x uint32;
    y uint32;
    width uint32;
    height uint32;
};