/*
- * Unbuffered io for ffmpeg system
+ * unbuffered I/O
* Copyright (c) 2001 Fabrice Bellard
*
* This file is part of FFmpeg.
char proto_str[128], proto_nested[128], *ptr;
size_t proto_len = strspn(filename, URL_SCHEME_CHARS);
+ if (!first_protocol) {
+ av_log(NULL, AV_LOG_WARNING, "No URL Protocols are registered. "
+ "Missing call to av_register_all()?\n");
+ }
+
if (filename[proto_len] != ':' || is_dos_path(filename))
strcpy(proto_str, "file");
else