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avutil: add av_fopen_utf8()

fopen() on windows uses UTF-16, we use UTF-8 everywhere, this
function bridges the gap by using avpriv_open()

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-11-01 01:51:14 +01:00
parent d0ac60730d
commit 85cabf1ca9
4 changed files with 45 additions and 1 deletions

View File

@ -15,6 +15,9 @@ libavutil: 2012-10-22
API changes, most recent first:
2013-11-04 - xxxxxxx - lavu 52.50.100 - avutil.h
Add av_fopen_utf8()
2013-08-xx - xxxxxxx - lavu 52.17.0 - avframe.h
Add AVFrame.flags and AV_FRAME_FLAG_CORRUPT.

View File

@ -312,6 +312,13 @@ unsigned av_int_list_length_for_size(unsigned elsize,
#define av_int_list_length(list, term) \
av_int_list_length_for_size(sizeof(*(list)), list, term)
/**
* Open a file using a UTF-8 filename.
* The API of this function matches POSIX fopen(), errors are returned through
* errno.
*/
FILE *av_fopen_utf8(const char *path, const char *mode);
/**
* @}
* @}

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@ -93,3 +93,37 @@ int avpriv_open(const char *filename, int flags, ...)
return fd;
}
FILE *av_fopen_utf8(const char *path, const char *mode)
{
int fd;
int access;
const char *m = mode;
switch (*m++) {
case 'r': access = O_RDONLY; break;
case 'w': access = O_CREAT|O_WRONLY|O_TRUNC; break;
case 'a': access = O_CREAT|O_WRONLY|O_APPEND; break;
default :
errno = EINVAL;
return NULL;
}
while (*m) {
if (*m == '+') {
access &= ~(O_RDONLY | O_WRONLY);
access |= O_RDWR;
} else if (*m == 'b') {
#ifdef O_BINARY
access |= O_BINARY;
#endif
} else if (*m) {
errno = EINVAL;
return NULL;
}
m++;
}
fd = avpriv_open(path, access, 0666);
if (fd == -1)
return NULL;
return fdopen(fd, mode);
}

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@ -75,7 +75,7 @@
*/
#define LIBAVUTIL_VERSION_MAJOR 52
#define LIBAVUTIL_VERSION_MINOR 49
#define LIBAVUTIL_VERSION_MINOR 50
#define LIBAVUTIL_VERSION_MICRO 100
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \