| 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 |