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rtmp: Support 'rtmp_tcurl', an option which overrides the URL of the target stream. 

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Samuel Pitoiset 2012-05-09 02:12:14 +02:00 committed by Martin Storsjö
parent 7cf78b3476
commit 55c9320e06
1 changed files with 12 additions and 6 deletions
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18
libavformat/rtmpproto.c
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@ -44,6 +44,7 @@
#define APP_MAX_LENGTH 128
#define PLAYPATH_MAX_LENGTH 256
#define TCURL_MAX_LENGTH 512
/** RTMP protocol handler state */
typedef enum {
@ -82,6 +83,7 @@ typedef struct RTMPContext {
int flv_header_bytes; ///< number of initialized bytes in flv_header
int nb_invokes; ///< keeps track of invoke messages
int create_stream_invoke; ///< invoke id for the create stream command
char* tcurl; ///< url of the target stream
} RTMPContext;
#define PLAYER_KEY_OPEN_PART_LEN 30 ///< length of partial key used for first client digest signing
@ -110,17 +112,14 @@ static const uint8_t rtmp_server_key[] = {
/**
* Generate 'connect' call and send it to the server.
*/
static void gen_connect(URLContext *s, RTMPContext *rt, const char *proto,
const char *host, int port)
static void gen_connect(URLContext *s, RTMPContext *rt)
{
RTMPPacket pkt;
uint8_t ver[64], *p;
char tcurl[512];
ff_rtmp_packet_create(&pkt, RTMP_SYSTEM_CHANNEL, RTMP_PT_INVOKE, 0, 4096);
p = pkt.data;
ff_url_join(tcurl, sizeof(tcurl), proto, NULL, host, port, "/%s", rt->app);
ff_amf_write_string(&p, "connect");
ff_amf_write_number(&p, ++rt->nb_invokes);
ff_amf_write_object_start(&p);
@ -138,7 +137,7 @@ static void gen_connect(URLContext *s, RTMPContext *rt, const char *proto,
ff_amf_write_field_name(&p, "flashVer");
ff_amf_write_string(&p, ver);
ff_amf_write_field_name(&p, "tcUrl");
ff_amf_write_string(&p, tcurl);
ff_amf_write_string(&p, rt->tcurl);
if (rt->is_input) {
ff_amf_write_field_name(&p, "fpad");
ff_amf_write_bool(&p, 0);
@ -910,13 +909,19 @@ static int rtmp_open(URLContext *s, const char *uri, int flags)
strncat(rt->playpath, fname, PLAYPATH_MAX_LENGTH - 5);
}
if (!rt->tcurl) {
rt->tcurl = av_malloc(TCURL_MAX_LENGTH);
ff_url_join(rt->tcurl, TCURL_MAX_LENGTH, proto, NULL, hostname,
port, "/%s", rt->app);
}
rt->client_report_size = 1048576;
rt->bytes_read = 0;
rt->last_bytes_read = 0;
av_log(s, AV_LOG_DEBUG, "Proto = %s, path = %s, app = %s, fname = %s\n",
proto, path, rt->app, rt->playpath);
gen_connect(s, rt, proto, hostname, port);
gen_connect(s, rt);
do {
ret = get_packet(s, 1);
@ -1057,6 +1062,7 @@ static const AVOption rtmp_options[] = {
{"live", "live stream", 0, AV_OPT_TYPE_CONST, {-1}, 0, 0, DEC, "rtmp_live"},
{"recorded", "recorded stream", 0, AV_OPT_TYPE_CONST, {0}, 0, 0, DEC, "rtmp_live"},
{"rtmp_playpath", "Stream identifier to play or to publish", OFFSET(playpath), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC},
{"rtmp_tcurl", "URL of the target stream. Defaults to rtmp://host[:port]/app.", OFFSET(tcurl), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC},
{ NULL },
};