rtmp: Add a new option 'rtmp_subscribe'

This option specifies the name of live stream to subscribe.
Defaults to rtmp_playpath.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Samuel Pitoiset 2012-08-07 22:02:27 +02:00 committed by Martin Storsjö
parent f9e77c1762
commit 00cb52c65c
3 changed files with 21 additions and 7 deletions

View File

@ -237,6 +237,11 @@ value will be sent.
Stream identifier to play or to publish. This option overrides the
parameter specified in the URI.
@item rtmp_subscribe
Name of live stream to subscribe to. By default no value will be sent.
It is only sent if the option is specified or if rtmp_live
is set to live.
@item rtmp_swfurl
URL of the SWF player for the media. By default no value will be sent.

View File

@ -91,6 +91,7 @@ typedef struct RTMPContext {
char* flashver; ///< version of the flash plugin
char* swfurl; ///< url of the swf player
char* pageurl; ///< url of the web page
char* subscribe; ///< name of live stream to subscribe
int server_bw; ///< server bandwidth
int client_buffer_time; ///< client buffer time in ms
int flush_interval; ///< number of packets flushed in the same request (RTMPT only)
@ -604,21 +605,22 @@ static int gen_bytes_read(URLContext *s, RTMPContext *rt, uint32_t ts)
return ret;
}
static int gen_fcsubscribe_stream(URLContext *s, RTMPContext *rt)
static int gen_fcsubscribe_stream(URLContext *s, RTMPContext *rt,
const char *subscribe)
{
RTMPPacket pkt;
uint8_t *p;
int ret;
if ((ret = ff_rtmp_packet_create(&pkt, RTMP_SYSTEM_CHANNEL, RTMP_PT_INVOKE,
0, 27 + strlen(rt->playpath))) < 0)
0, 27 + strlen(subscribe))) < 0)
return ret;
p = pkt.data;
ff_amf_write_string(&p, "FCSubscribe");
ff_amf_write_number(&p, ++rt->nb_invokes);
ff_amf_write_null(&p);
ff_amf_write_string(&p, rt->playpath);
ff_amf_write_string(&p, subscribe);
ret = ff_rtmp_packet_write(rt->stream, &pkt, rt->chunk_size,
rt->prev_pkt[1]);
@ -1036,9 +1038,15 @@ static int handle_invoke(URLContext *s, RTMPPacket *pkt)
return ret;
if (rt->is_input) {
/* Send the FCSubscribe command if live stream. */
if (rt->live == -1) {
if ((ret = gen_fcsubscribe_stream(s, rt)) < 0)
/* Send the FCSubscribe command when the name of live
* stream is defined by the user or if it's a live stream. */
if (rt->subscribe) {
if ((ret = gen_fcsubscribe_stream(s, rt,
rt->subscribe)) < 0)
return ret;
} else if (rt->live == -1) {
if ((ret = gen_fcsubscribe_stream(s, rt,
rt->playpath)) < 0)
return ret;
}
}
@ -1624,6 +1632,7 @@ static const AVOption rtmp_options[] = {
{"recorded", "recorded stream", 0, AV_OPT_TYPE_CONST, {0}, 0, 0, DEC, "rtmp_live"},
{"rtmp_pageurl", "URL of the web page in which the media was embedded. By default no value will be sent.", OFFSET(pageurl), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC},
{"rtmp_playpath", "Stream identifier to play or to publish", OFFSET(playpath), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC},
{"rtmp_subscribe", "Name of live stream to subscribe to. Defaults to rtmp_playpath.", OFFSET(subscribe), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC},
{"rtmp_swfurl", "URL of the SWF player. By default no value will be sent", OFFSET(swfurl), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC},
{"rtmp_tcurl", "URL of the target stream. Defaults to proto://host[:port]/app.", OFFSET(tcurl), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC},
{ NULL },

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@ -31,7 +31,7 @@
#define LIBAVFORMAT_VERSION_MAJOR 54
#define LIBAVFORMAT_VERSION_MINOR 13
#define LIBAVFORMAT_VERSION_MICRO 0
#define LIBAVFORMAT_VERSION_MICRO 1
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
LIBAVFORMAT_VERSION_MINOR, \