[FFmpeg-cvslog] RTMPTE protocol support
Samuel Pitoiset
git at videolan.org
Mon Jul 23 21:55:22 CEST 2012
ffmpeg | branch: master | Samuel Pitoiset <samuel.pitoiset at gmail.com> | Fri Jul 20 16:36:47 2012 +0200| [08cd95e8a37674401ed24e5e6f4f7402edb7fdeb] | committer: Martin Storsjö
RTMPTE protocol support
Signed-off-by: Martin Storsjö <martin at martin.st>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=08cd95e8a37674401ed24e5e6f4f7402edb7fdeb
---
Changelog | 1 +
configure | 1 +
doc/general.texi | 2 +-
doc/protocols.texi | 8 ++++++++
libavformat/Makefile | 1 +
libavformat/allformats.c | 1 +
libavformat/rtmpcrypt.c | 33 +++++++++++++++++++++++++++++----
libavformat/rtmpproto.c | 23 ++++++++++++++++++++++-
libavformat/version.h | 2 +-
9 files changed, 65 insertions(+), 7 deletions(-)
diff --git a/Changelog b/Changelog
index d51f5d3..ea2c353 100644
--- a/Changelog
+++ b/Changelog
@@ -40,6 +40,7 @@ version <next>:
- JPEG 2000 encoding support through OpenJPEG
- G.723.1 demuxer and decoder
- RTMPE protocol support
+- RTMPTE protocol support
version 0.8:
diff --git a/configure b/configure
index b862fd3..aa5797a 100755
--- a/configure
+++ b/configure
@@ -1569,6 +1569,7 @@ rtmpe_protocol_select="ffrtmpcrypt_protocol"
rtmps_protocol_deps="!librtmp_protocol"
rtmps_protocol_select="tls_protocol"
rtmpt_protocol_select="ffrtmphttp_protocol"
+rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
rtmpts_protocol_select="ffrtmphttp_protocol"
rtp_protocol_select="udp_protocol"
sctp_protocol_deps="network netinet_sctp_h"
diff --git a/doc/general.texi b/doc/general.texi
index c54ac00..0585554 100644
--- a/doc/general.texi
+++ b/doc/general.texi
@@ -847,7 +847,7 @@ performance on systems without hardware floating point support).
@item RTMPE @tab X
@item RTMPS @tab X
@item RTMPT @tab X
- at item RTMPTE @tab E
+ at item RTMPTE @tab X
@item RTMPTS @tab X
@item RTP @tab X
@item SCTP @tab X
diff --git a/doc/protocols.texi b/doc/protocols.texi
index fcb4da8..7b84f25 100644
--- a/doc/protocols.texi
+++ b/doc/protocols.texi
@@ -271,6 +271,14 @@ The Real-Time Messaging Protocol tunneled through HTTP (RTMPT) is used
for streaming multimedia content within HTTP requests to traverse
firewalls.
+ at section rtmpte
+
+Encrypted Real-Time Messaging Protocol tunneled through HTTP.
+
+The Encrypted Real-Time Messaging Protocol tunneled through HTTP (RTMPTE)
+is used for streaming multimedia content within HTTP requests to traverse
+firewalls.
+
@section rtmpts
Real-Time Messaging Protocol tunneled through HTTPS.
diff --git a/libavformat/Makefile b/libavformat/Makefile
index 31a5334..2263b96 100644
--- a/libavformat/Makefile
+++ b/libavformat/Makefile
@@ -357,6 +357,7 @@ OBJS-$(CONFIG_RTMP_PROTOCOL) += rtmpproto.o rtmppkt.o
OBJS-$(CONFIG_RTMPE_PROTOCOL) += rtmpproto.o rtmppkt.o
OBJS-$(CONFIG_RTMPS_PROTOCOL) += rtmpproto.o rtmppkt.o
OBJS-$(CONFIG_RTMPT_PROTOCOL) += rtmpproto.o rtmppkt.o
+OBJS-$(CONFIG_RTMPTE_PROTOCOL) += rtmpproto.o rtmppkt.o
OBJS-$(CONFIG_RTMPTS_PROTOCOL) += rtmpproto.o rtmppkt.o
OBJS-$(CONFIG_RTP_PROTOCOL) += rtpproto.o
OBJS-$(CONFIG_SCTP_PROTOCOL) += sctp.o
diff --git a/libavformat/allformats.c b/libavformat/allformats.c
index 4e694b2..40770e5 100644
--- a/libavformat/allformats.c
+++ b/libavformat/allformats.c
@@ -263,6 +263,7 @@ void av_register_all(void)
REGISTER_PROTOCOL (RTMPE, rtmpe);
REGISTER_PROTOCOL (RTMPS, rtmps);
REGISTER_PROTOCOL (RTMPT, rtmpt);
+ REGISTER_PROTOCOL (RTMPTE, rtmpte);
REGISTER_PROTOCOL (RTMPTS, rtmpts);
REGISTER_PROTOCOL (RTP, rtp);
REGISTER_PROTOCOL (SCTP, sctp);
diff --git a/libavformat/rtmpcrypt.c b/libavformat/rtmpcrypt.c
index e5afcc9..6a4332d 100644
--- a/libavformat/rtmpcrypt.c
+++ b/libavformat/rtmpcrypt.c
@@ -26,6 +26,7 @@
#include "libavutil/blowfish.h"
#include "libavutil/intreadwrite.h"
+#include "libavutil/opt.h"
#include "libavutil/rc4.h"
#include "libavutil/xtea.h"
@@ -37,11 +38,13 @@
/* protocol handler context */
typedef struct RTMPEContext {
+ const AVClass *class;
URLContext *stream; ///< TCP stream
FF_DH *dh; ///< Diffie-Hellman context
struct AVRC4 key_in; ///< RC4 key used for decrypt data
struct AVRC4 key_out; ///< RC4 key used for encrypt data
int handshaked; ///< flag indicating when the handshake is performed
+ int tunneling; ///< use a HTTP connection (RTMPTE)
} RTMPEContext;
static const uint8_t rtmpe8_keys[16][16] = {
@@ -248,11 +251,17 @@ static int rtmpe_open(URLContext *h, const char *uri, int flags)
av_url_split(NULL, 0, NULL, 0, host, sizeof(host), &port, NULL, 0, uri);
- if (port < 0)
- port = 1935;
+ if (rt->tunneling) {
+ if (port < 0)
+ port = 80;
+ ff_url_join(url, sizeof(url), "ffrtmphttp", NULL, host, port, NULL);
+ } else {
+ if (port < 0)
+ port = 1935;
+ ff_url_join(url, sizeof(url), "tcp", NULL, host, port, NULL);
+ }
- /* open the tcp connection */
- ff_url_join(url, sizeof(url), "tcp", NULL, host, port, NULL);
+ /* open the tcp or ffrtmphttp connection */
if ((ret = ffurl_open(&rt->stream, url, AVIO_FLAG_READ_WRITE,
&h->interrupt_callback, NULL)) < 0) {
rtmpe_close(h);
@@ -298,6 +307,21 @@ static int rtmpe_write(URLContext *h, const uint8_t *buf, int size)
return size;
}
+#define OFFSET(x) offsetof(RTMPEContext, x)
+#define DEC AV_OPT_FLAG_DECODING_PARAM
+
+static const AVOption ffrtmpcrypt_options[] = {
+ {"ffrtmpcrypt_tunneling", "Use a HTTP tunneling connection (RTMPTE).", OFFSET(tunneling), AV_OPT_TYPE_INT, {0}, 0, 1, DEC},
+ { NULL },
+};
+
+static const AVClass ffrtmpcrypt_class = {
+ .class_name = "ffrtmpcrypt",
+ .item_name = av_default_item_name,
+ .option = ffrtmpcrypt_options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
URLProtocol ff_ffrtmpcrypt_protocol = {
.name = "ffrtmpcrypt",
.url_open = rtmpe_open,
@@ -306,4 +330,5 @@ URLProtocol ff_ffrtmpcrypt_protocol = {
.url_close = rtmpe_close,
.priv_data_size = sizeof(RTMPEContext),
.flags = URL_PROTOCOL_FLAG_NETWORK,
+ .priv_data_class = &ffrtmpcrypt_class,
};
diff --git a/libavformat/rtmpproto.c b/libavformat/rtmpproto.c
index 67a89c5..f7ba7d5 100644
--- a/libavformat/rtmpproto.c
+++ b/libavformat/rtmpproto.c
@@ -1192,7 +1192,10 @@ static int rtmp_open(URLContext *s, const char *uri, int flags)
if (port < 0)
port = RTMPS_DEFAULT_PORT;
ff_url_join(buf, sizeof(buf), "tls", NULL, hostname, port, NULL);
- } else if (!strcmp(proto, "rtmpe")) {
+ } else if (!strcmp(proto, "rtmpe") || (!strcmp(proto, "rtmpte"))) {
+ if (!strcmp(proto, "rtmpte"))
+ av_dict_set(&opts, "ffrtmpcrypt_tunneling", "1", 1);
+
/* open the encrypted connection */
ff_url_join(buf, sizeof(buf), "ffrtmpcrypt", NULL, hostname, port, NULL);
rt->encrypted = 1;
@@ -1574,6 +1577,24 @@ URLProtocol ff_rtmpt_protocol = {
.priv_data_class = &rtmpt_class,
};
+static const AVClass rtmpte_class = {
+ .class_name = "rtmpte",
+ .item_name = av_default_item_name,
+ .option = rtmp_options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
+URLProtocol ff_rtmpte_protocol = {
+ .name = "rtmpte",
+ .url_open = rtmp_open,
+ .url_read = rtmp_read,
+ .url_write = rtmp_write,
+ .url_close = rtmp_close,
+ .priv_data_size = sizeof(RTMPContext),
+ .flags = URL_PROTOCOL_FLAG_NETWORK,
+ .priv_data_class = &rtmpte_class,
+};
+
static const AVClass rtmpts_class = {
.class_name = "rtmpts",
.item_name = av_default_item_name,
diff --git a/libavformat/version.h b/libavformat/version.h
index 3681e8d..bc6cae6 100644
--- a/libavformat/version.h
+++ b/libavformat/version.h
@@ -30,7 +30,7 @@
#include "libavutil/avutil.h"
#define LIBAVFORMAT_VERSION_MAJOR 54
-#define LIBAVFORMAT_VERSION_MINOR 11
+#define LIBAVFORMAT_VERSION_MINOR 12
#define LIBAVFORMAT_VERSION_MICRO 0
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
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