summaryrefslogtreecommitdiff
path: root/Userland/Libraries/LibGfx/JPEGLoader.h
blob: 0e345aeb6f6d8e15b8c5f15210252e4c72a1a140 (plain)
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
28
29
30
31
32
33
34
35
36
37
/*
 * Copyright (c) 2020, the SerenityOS developers.
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#pragma once

#include <LibGfx/ImageDecoder.h>

namespace Gfx {

struct JPEGLoadingContext;

class JPEGImageDecoderPlugin : public ImageDecoderPlugin {
public:
    static ErrorOr<bool> sniff(ReadonlyBytes);
    static ErrorOr<NonnullOwnPtr<ImageDecoderPlugin>> create(ReadonlyBytes);

    virtual ~JPEGImageDecoderPlugin() override;
    virtual IntSize size() override;
    virtual void set_volatile() override;
    [[nodiscard]] virtual bool set_nonvolatile(bool& was_purged) override;
    virtual bool initialize() override;
    virtual bool is_animated() override;
    virtual size_t loop_count() override;
    virtual size_t frame_count() override;
    virtual ErrorOr<ImageFrameDescriptor> frame(size_t index) override;
    virtual ErrorOr<Optional<ReadonlyBytes>> icc_data() override;

private:
    JPEGImageDecoderPlugin(u8 const*, size_t);

    OwnPtr<JPEGLoadingContext> m_context;
};

}