Userland/Libraries/LibGfx/PGMLoader.h


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27

/*
 * Copyright (c) 2020, Hüseyin ASLITÜRK <asliturk@hotmail.com>
 * Copyright (c) 2022, the SerenityOS developers.
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#pragma once

#include <AK/StringView.h>
#include <LibGfx/ImageDecoder.h>
#include <LibGfx/PortableImageMapLoader.h>

namespace Gfx {

struct PGM {
    static constexpr auto ascii_magic_number = '2';
    static constexpr auto binary_magic_number = '5';
    static constexpr StringView image_type = "PGM"sv;
    u16 max_val { 0 };
};

using PGMLoadingContext = PortableImageMapLoadingContext<PGM>;
using PGMImageDecoderPlugin = PortableImageDecoderPlugin<PGMLoadingContext>;

bool read_image_data(PGMLoadingContext& context, Streamer& streamer);
}