wombat 1.1.3

Hex file viewer
Documentation 
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
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131

//! Mp4 ui

use std::ops::RangeInclusive;

use crate::windows::detection::mp4::Ftyp;
use crate::windows::detection::mp4::{Mp4Box, Mp4BoxData, Mp4Data};
use bladvak::eframe::egui::{self, CollapsingHeader};

/// Show the UI of the cached data
#[allow(clippy::cast_possible_truncation)]
pub(crate) fn show_mp4_ui(
    ui: &mut egui::Ui,
    mp4_data: Option<&Mp4Data>,
) -> Option<RangeInclusive<usize>> {
    ui.label("MP4");
    let Some(data) = mp4_data else {
        ui.label("Parsing failed");
        return None;
    };
    let mut return_range = None;
    egui::Grid::new("png_chunks_table")
        .striped(true)
        .show(ui, |ui| {
            ui.label("Size");
            ui.label("Name");
            ui.label("Start");
            ui.label("End");
            ui.end_row();

            for one_box in &data.boxes {
                let start = one_box.offset as usize;
                let end = (one_box.offset + one_box.size) as usize;
                ui.label(format!("{}", one_box.size));
                ui.label(&one_box.name);
                ui.label(format!("{start}"));
                ui.label(format!("{end}"));
                if ui.button("Show").clicked() {
                    let range = start..=(end - 1);
                    return_range = Some(range);
                }
                ui.end_row();
            }
        });
    for (idx, one_box) in data.boxes.iter().enumerate() {
        if let Some(range) = show_box(ui, one_box, idx) {
            return_range = Some(range);
        }
    }
    return_range
}

/// Show the boxes
#[allow(clippy::cast_possible_truncation)]
#[must_use]
fn show_box(ui: &mut egui::Ui, one_box: &Mp4Box, idx: usize) -> Option<RangeInclusive<usize>> {
    let mut return_range = None;
    CollapsingHeader::new(&one_box.name)
        .id_salt(format!("{}_{idx}", one_box.name))
        .show(ui, |ui| {
            if ui.button("Show").clicked() {
                let start = one_box.offset as usize;
                let end = (one_box.offset + one_box.size) as usize;
                let range = start..=(end - 1);
                return_range = Some(range);
            }
            match &one_box.data {
                Mp4BoxData::Ftyp(Ftyp {
                    major_brand,
                    minor_version,
                    compatible_brands,
                }) => {
                    ui.label(format!("Major brand: {major_brand}"));
                    ui.label(format!("Minor version: {minor_version}"));
                    let comp = compatible_brands.join(", ");
                    ui.label(format!("Compatible brands: {comp}"));
                }
                Mp4BoxData::Container(data) => {
                    for (index, one_box) in data.iter().enumerate() {
                        if let Some(range) = show_box(ui, one_box, idx + index) {
                            return_range = Some(range);
                        }
                    }
                }
                Mp4BoxData::Meta(meta_box) => {
                    ui.label(format!("Version: {}", meta_box.version));
                    ui.label(format!("Flags: {}", meta_box.flags));
                    for (index, one_box) in meta_box.children.iter().enumerate() {
                        if let Some(range) = show_box(ui, one_box, idx + index) {
                            return_range = Some(range);
                        }
                    }
                }
                Mp4BoxData::Mvhd(data) => {
                    ui.label(format!("Version: {}", data.version));
                    ui.label(format!("Flags: {}", data.flags));
                    ui.label(format!("Creation Time: {}", data.creation_time));
                    ui.label(format!("Modification Time: {}", data.modification_time));
                    ui.label(format!("Timescale: {}", data.timescale));
                    ui.label(format!("Duration: {}", data.duration));
                }
                Mp4BoxData::MDat(data) => {
                    ui.label(format!("Size: {}", data.size));
                }
                Mp4BoxData::Free(data) => {
                    ui.label(format!("Size: {}", data.size));
                }
                Mp4BoxData::Stzs(data) => {
                    data.show(ui);
                }
                Mp4BoxData::Stts(data) => {
                    data.show(ui);
                }
                Mp4BoxData::Stco(data) => {
                    data.show(ui);
                }
                Mp4BoxData::Stsc(data) => {
                    data.show(ui);
                }
                Mp4BoxData::Co64(data) => {
                    data.show(ui);
                }
                Mp4BoxData::Stsd(data) => {
                    data.show(ui);
                }
                Mp4BoxData::Unknown(data) => {
                    ui.label(format!("{data:?}"));
                }
            }
        });
    return_range
}