Module: libav
Branch: master
Commit: d55961fa82d34c1783f525b05608694d2b2dea1c
Author: Samuel Pitoiset <samuel.pitoi...@gmail.com>
Committer: Martin Storsjö <mar...@martin.st>
Date: Wed May 9 00:58:09 2012 +0200
rtmp: Implement check bandwidth notification.
According to the behaviour of librtmp, it is recommended to send this
message to the server after receiving the 'onBWDone' callback in order
to do bandwidth checking and improve compatibility with some servers.
---
libavformat/rtmpproto.c | 21 +++++++++++++++++++++
1 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/libavformat/rtmpproto.c b/libavformat/rtmpproto.c
index 13ef719..427655c 100644
--- a/libavformat/rtmpproto.c
+++ b/libavformat/rtmpproto.c
@@ -373,6 +373,25 @@ static void gen_server_bw(URLContext *s, RTMPContext *rt)
}
/**
+ * Generate check bandwidth message and send it to the server.
+ */
+static void gen_check_bw(URLContext *s, RTMPContext *rt)
+{
+ RTMPPacket pkt;
+ uint8_t *p;
+
+ ff_rtmp_packet_create(&pkt, RTMP_SYSTEM_CHANNEL, RTMP_PT_INVOKE, 0, 21);
+
+ p = pkt.data;
+ ff_amf_write_string(&p, "_checkbw");
+ ff_amf_write_number(&p, ++rt->nb_invokes);
+ ff_amf_write_null(&p);
+
+ ff_rtmp_packet_write(rt->stream, &pkt, rt->chunk_size, rt->prev_pkt[1]);
+ ff_rtmp_packet_destroy(&pkt);
+}
+
+/**
* Generate report on bytes read so far and send it to the server.
*/
static void gen_bytes_read(URLContext *s, RTMPContext *rt, uint32_t ts)
@@ -691,6 +710,8 @@ static int rtmp_parse_result(URLContext *s, RTMPContext
*rt, RTMPPacket *pkt)
if (!t && !strcmp(tmpstr, "NetStream.Play.Stop")) rt->state =
STATE_STOPPED;
if (!t && !strcmp(tmpstr, "NetStream.Play.UnpublishNotify"))
rt->state = STATE_STOPPED;
if (!t && !strcmp(tmpstr, "NetStream.Publish.Start")) rt->state =
STATE_PUBLISHING;
+ } else if (!memcmp(pkt->data, "\002\000\010onBWDone", 11)) {
+ gen_check_bw(s, rt);
}
break;
}
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