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>

1 files changed, 7 insertions, 0 deletions

diff --git a/libavutil/avutil.h b/libavutil/avutil.h
index 4692c005c7..4e680ed0e0 100644
--- a/libavutil/avutil.h
+++ b/libavutil/avutil.h
@@ -313,6 +313,13 @@ unsigned av_int_list_length_for_size(unsigned elsize,
     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);
+
+/**
  * @}
  * @}
  */