hevc: Add names for reserved NAL unit types
[libav.git] / libavutil / wchar_filename.h
1 /*
2 * This file is part of Libav.
3 *
4 * Libav 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 * Libav 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 Libav; 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 = av_mallocz(sizeof(wchar_t) * num_chars);
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 */