Issue found by: Сергей Колесников
Signed-off-by: Michael Niedermayer <[email protected]>
---
libavformat/format.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/libavformat/format.c b/libavformat/format.c
index 76f25ab5a6..52b814e67d 100644
--- a/libavformat/format.c
+++ b/libavformat/format.c
@@ -231,6 +231,7 @@ int av_probe_input_buffer2(AVIOContext *pb, const
AVInputFormat **fmt,
int ret = 0, probe_size, buf_offset = 0;
int score = 0;
int ret2;
+ int eof = 0;
if (!max_probe_size)
max_probe_size = PROBE_BUF_MAX;
@@ -254,7 +255,7 @@ int av_probe_input_buffer2(AVIOContext *pb, const
AVInputFormat **fmt,
}
}
- for (probe_size = PROBE_BUF_MIN; probe_size <= max_probe_size && !*fmt;
+ for (probe_size = PROBE_BUF_MIN; probe_size <= max_probe_size && !*fmt &&
!eof;
probe_size = FFMIN(probe_size << 1,
FFMAX(max_probe_size, probe_size + 1))) {
score = probe_size < max_probe_size ? AVPROBE_SCORE_RETRY : 0;
@@ -270,6 +271,7 @@ int av_probe_input_buffer2(AVIOContext *pb, const
AVInputFormat **fmt,
score = 0;
ret = 0; /* error was end of file, nothing read */
+ eof = 1;
}
buf_offset += ret;
if (buf_offset < offset)
--
2.17.1
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