| 1 | /* |
| 2 | * This file is part of FFmpeg. |
| 3 | * |
| 4 | * FFmpeg is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU Lesser General Public |
| 6 | * License as published by the Free Software Foundation; either |
| 7 | * version 2.1 of the License, or (at your option) any later version. |
| 8 | * |
| 9 | * FFmpeg is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | * Lesser General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU Lesser General Public |
| 15 | * License along with FFmpeg; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 17 | */ |
| 18 | |
| 19 | #ifndef AVUTIL_WCHAR_FILENAME_H |
| 20 | #define AVUTIL_WCHAR_FILENAME_H |
| 21 | |
| 22 | #if defined(_WIN32) && !defined(__MINGW32CE__) |
| 23 | #include <windows.h> |
| 24 | #include "mem.h" |
| 25 | |
| 26 | static inline int utf8towchar(const char *filename_utf8, wchar_t **filename_w) |
| 27 | { |
| 28 | int num_chars; |
| 29 | num_chars = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, filename_utf8, -1, NULL, 0); |
| 30 | if (num_chars <= 0) { |
| 31 | *filename_w = NULL; |
| 32 | return 0; |
| 33 | } |
| 34 | *filename_w = (wchar_t *)av_mallocz_array(num_chars, sizeof(wchar_t)); |
| 35 | if (!*filename_w) { |
| 36 | errno = ENOMEM; |
| 37 | return -1; |
| 38 | } |
| 39 | MultiByteToWideChar(CP_UTF8, 0, filename_utf8, -1, *filename_w, num_chars); |
| 40 | return 0; |
| 41 | } |
| 42 | #endif |
| 43 | |
| 44 | #endif /* AVUTIL_WCHAR_FILENAME_H */ |