Module: libav
Branch: master
Commit: 11e225db31dcad57e2219ad8dfae2ac027af53d6

Author:    Luca Barbato <[email protected]>
Committer: Luca Barbato <[email protected]>
Date:      Wed Jan 25 15:59:09 2017 +0100

rtmp: Account for bytes_read wraparound

Servers seem to be happy to receive the wrapped-around value as long
as they receive a report, otherwise they timeout.

Initially reported and analyzed by Thomas Bernhard.

---

 libavformat/rtmpproto.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/rtmpproto.c b/libavformat/rtmpproto.c
index 5298c18..49a40dd 100644
--- a/libavformat/rtmpproto.c
+++ b/libavformat/rtmpproto.c
@@ -2416,7 +2416,7 @@ static int get_packet(URLContext *s, int for_header)
         rt->last_timestamp = rpkt.timestamp;
 
         rt->bytes_read += ret;
-        if (rt->bytes_read > rt->last_bytes_read + rt->client_report_size) {
+        if (rt->bytes_read - rt->last_bytes_read > rt->client_report_size) {
             av_log(s, AV_LOG_DEBUG, "Sending bytes read report\n");
             if ((ret = gen_bytes_read(s, rt, rpkt.timestamp + 1)) < 0)
                 return ret;

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