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1 | /* |
2 | * Copyright (c) 2013 Stefano Sabatini | |
3 | * | |
4 | * This file is part of FFmpeg. | |
5 | * | |
6 | * FFmpeg is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2.1 of the License, or (at your option) any later version. | |
10 | * | |
11 | * FFmpeg is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with FFmpeg; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #ifdef TEST | |
22 | #include <stdio.h> | |
23 | ||
24 | #include "libavutil/avstring.h" | |
25 | #include "libavutil/file.h" | |
26 | ||
27 | static void print_sequence(const char *p, int l, int indent) | |
28 | { | |
29 | int i; | |
30 | for (i = 0; i < l; i++) | |
31 | printf("%02X", (uint8_t)p[i]); | |
32 | printf("%*s", indent-l*2, ""); | |
33 | } | |
34 | ||
35 | int main(int argc, char **argv) | |
36 | { | |
37 | int ret; | |
38 | char *filename = argv[1]; | |
39 | uint8_t *file_buf; | |
40 | size_t file_buf_size; | |
41 | uint32_t code; | |
42 | const uint8_t *p, *endp; | |
43 | ||
44 | ret = av_file_map(filename, &file_buf, &file_buf_size, 0, NULL); | |
45 | if (ret < 0) | |
46 | return 1; | |
47 | ||
48 | p = file_buf; | |
49 | endp = file_buf + file_buf_size; | |
50 | while (p < endp) { | |
51 | int l, r; | |
52 | const uint8_t *p0 = p; | |
53 | code = UINT32_MAX; | |
54 | r = av_utf8_decode(&code, &p, endp, 0); | |
55 | l = (int)(p-p0); | |
56 | print_sequence(p0, l, 20); | |
57 | if (code != UINT32_MAX) { | |
58 | printf("%-10d 0x%-10X %-5d ", code, code, l); | |
59 | if (r >= 0) { | |
60 | if (*p0 == '\n') printf("\\n\n"); | |
61 | else printf ("%.*s\n", l, p0); | |
62 | } else { | |
63 | printf("invalid code range\n"); | |
64 | } | |
65 | } else { | |
66 | printf("invalid sequence\n"); | |
67 | } | |
68 | } | |
69 | ||
70 | av_file_unmap(file_buf, file_buf_size); | |
71 | return 0; | |
72 | } | |
73 | #endif |