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-rw-r--r--libavformat/aviobuf.c31
1 files changed, 20 insertions, 11 deletions
diff --git a/libavformat/aviobuf.c b/libavformat/aviobuf.c
index bb417e0506..174df21b89 100644
--- a/libavformat/aviobuf.c
+++ b/libavformat/aviobuf.c
@@ -2,20 +2,20 @@
* Buffered I/O for ffmpeg system
* Copyright (c) 2000,2001 Fabrice Bellard
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
@@ -233,6 +233,11 @@ int64_t avio_seek(AVIOContext *s, int64_t offset, int whence)
return offset;
}
+int64_t avio_skip(AVIOContext *s, int64_t offset)
+{
+ return avio_seek(s, offset, SEEK_CUR);
+}
+
#if FF_API_OLD_AVIO
int url_fskip(AVIOContext *s, int64_t offset)
{
@@ -265,14 +270,18 @@ int64_t avio_size(AVIOContext *s)
return size;
}
-#if FF_API_OLD_AVIO
int url_feof(AVIOContext *s)
{
if(!s)
return 0;
+ if(s->eof_reached){
+ s->eof_reached=0;
+ fill_buffer(s);
+ }
return s->eof_reached;
}
+#if FF_API_OLD_AVIO
int url_ferror(AVIOContext *s)
{
if(!s)
@@ -628,8 +637,8 @@ int avio_read(AVIOContext *s, unsigned char *buf, int size)
}
}
if (size1 == size) {
- if (s->error) return s->error;
- if (s->eof_reached) return AVERROR_EOF;
+ if (s->error) return s->error;
+ if (url_feof(s)) return AVERROR_EOF;
}
return size1 - size;
}
@@ -651,8 +660,8 @@ int ffio_read_partial(AVIOContext *s, unsigned char *buf, int size)
memcpy(buf, s->buf_ptr, len);
s->buf_ptr += len;
if (!len) {
- if (s->error) return s->error;
- if (s->eof_reached) return AVERROR_EOF;
+ if (s->error) return s->error;
+ if (url_feof(s)) return AVERROR_EOF;
}
return len;
}
@@ -959,11 +968,11 @@ char *url_fgets(AVIOContext *s, char *buf, int buf_size)
char *q;
c = avio_r8(s);
- if (s->eof_reached)
+ if (url_feof(s))
return NULL;
q = buf;
for(;;) {
- if (s->eof_reached || c == '\n')
+ if (url_feof(s) || c == '\n')
break;
if ((q - buf) < buf_size - 1)
*q++ = c;