[FFmpeg-devel] [PATCH] avformat/http: Return an error in case of prematurely ending data

[Michael Niedermayer]

Fixes Ticket 4039

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
---
 libavformat/http.c |    8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/libavformat/http.c b/libavformat/http.c
index da3c9be..a1d3763 100644
--- a/libavformat/http.c
+++ b/libavformat/http.c
@@ -907,6 +907,14 @@ static int http_buf_read(URLContext *h, uint8_t *buf, int size)
             s->filesize >= 0 && s->off >= s->filesize)
             return AVERROR_EOF;
         len = ffurl_read(s->hd, buf, size);
+        if (!len && (!s->willclose || s->chunksize < 0) &&
+            s->filesize >= 0 && s->off < s->filesize) {
+            av_log(h, AV_LOG_ERROR,
+                   "Streams ends prematurly at %"PRId64", should be %"PRId64"\n",
+                   s->off, s->filesize
+                  );
+            return AVERROR(EIO);
+        }
     }
     if (len > 0) {
         s->off += len;
-- 
1.7.9.5