2016-08-24 9:03 GMT+08:00 liu jc <jc...@outlook.com>:
>
> there is a bug when useing getaddrinfo in IOS when use
> hardcode IPv4 address and in IPv6-only networks.It can not
> accept a port number as second parameter as an alternative
> you can pass a service name or it will cause connect fail.
> In current video CDN dispatching mechanism the hardcode
> IPv4 is widly used for better performance. This problem
> cause many APP use ffmpeg to play this type CDN dispatched
> video were rejected by APP store. This patch fix this by
> adding a port to name map for widly used port number that
> these CDN use to dispatch video.
>
> ---
> libavformat/tcp.c | 17 +++++++++++++++--
> 1 file changed, 15 insertions(+), 2 deletions(-)
> mode change 100644 => 100755 libavformat/tcp.c
>
> diff --git a/libavformat/tcp.c b/libavformat/tcp.c
> old mode 100644
> new mode 100755
> index c105479..0de7710
> --- a/libavformat/tcp.c
> +++ b/libavformat/tcp.c
> @@ -72,7 +72,7 @@ static int tcp_open(URLContext *h, const char *uri, int
> flags)
> char buf[256];
> int ret;
> char hostname[1024],proto[1024],path[1024];
> - char portstr[10];
> + char portstr[64];
> s->open_timeout = 5000000;
>
> av_url_split(proto, sizeof(proto), NULL, 0, hostname,
> sizeof(hostname),
> @@ -105,7 +105,19 @@ static int tcp_open(URLContext *h, const char *uri,
> int flags)
> }
> hints.ai_family = AF_UNSPEC;
> hints.ai_socktype = SOCK_STREAM;
> - snprintf(portstr, sizeof(portstr), "%d", port);
> +
> + switch (port) {
> + case 80:
> + snprintf(portstr, sizeof(portstr), "%s", "http");
> + break;
> + case 1935:
> + snprintf(portstr, sizeof(portstr), "%s", "macromedia-fcs");
> //know as rtmp
>
i have one quetion: When the rtmp server listen the port 1936, what about
the portstr?
> + break;
> + default:
> + snprintf(portstr, sizeof(portstr), "%d", port);
> + break;
> + }
> +
> if (s->listen)
> hints.ai_flags |= AI_PASSIVE;
> if (!hostname[0])
> @@ -268,3 +280,4 @@ const URLProtocol ff_tcp_protocol = {
> .flags = URL_PROTOCOL_FLAG_NETWORK,
> .priv_data_class = &tcp_class,
> };
> +
>
delete this line.
> --
> 1.7.9.5
>
> _______________________________________________
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> ffmpeg-devel@ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
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