#define LOG_CONTEXT s
#endif
+//#define DEBUG
+
/** RTMP protocol handler state */
typedef enum {
STATE_START, ///< client has not done anything yet
STATE_READY, ///< client has sent all needed commands and waits for server reply
STATE_PLAYING, ///< client has started receiving multimedia data from server
STATE_PUBLISHING, ///< client has started sending multimedia data to server (for output)
+ STATE_STOPPED, ///< the broadcast has been stopped
} ClientState;
/** protocol handler context */
ff_amf_write_string(&p, rt->app);
if (rt->is_input) {
- snprintf(ver, sizeof(ver), "%s %d,%d,%d,%d", RTMP_CLIENT_PLATFORM, RTMP_CLIENT_VER1,
- RTMP_CLIENT_VER2, RTMP_CLIENT_VER3, RTMP_CLIENT_VER4);
+ snprintf(ver, sizeof(ver), "%s %d,%d,%d,%d", RTMP_CLIENT_PLATFORM, RTMP_CLIENT_VER1,
+ RTMP_CLIENT_VER2, RTMP_CLIENT_VER3, RTMP_CLIENT_VER4);
} else {
snprintf(ver, sizeof(ver), "FMLE/3.0 (compatible; %s)", LIBAVFORMAT_IDENT);
ff_amf_write_field_name(&p, "type");
ff_amf_write_field_name(&p, "tcUrl");
ff_amf_write_string(&p, tcurl);
if (rt->is_input) {
- ff_amf_write_field_name(&p, "fpad");
- ff_amf_write_bool(&p, 0);
- ff_amf_write_field_name(&p, "capabilities");
- ff_amf_write_number(&p, 15.0);
- ff_amf_write_field_name(&p, "audioCodecs");
- ff_amf_write_number(&p, 1639.0);
- ff_amf_write_field_name(&p, "videoCodecs");
- ff_amf_write_number(&p, 252.0);
- ff_amf_write_field_name(&p, "videoFunction");
- ff_amf_write_number(&p, 1.0);
+ ff_amf_write_field_name(&p, "fpad");
+ ff_amf_write_bool(&p, 0);
+ ff_amf_write_field_name(&p, "capabilities");
+ ff_amf_write_number(&p, 15.0);
+ ff_amf_write_field_name(&p, "audioCodecs");
+ ff_amf_write_number(&p, 1639.0);
+ ff_amf_write_field_name(&p, "videoCodecs");
+ ff_amf_write_number(&p, 252.0);
+ ff_amf_write_field_name(&p, "videoFunction");
+ ff_amf_write_number(&p, 1.0);
}
ff_amf_write_object_end(&p);
pkt.data_size = p - pkt.data;
ff_rtmp_packet_write(rt->stream, &pkt, rt->chunk_size, rt->prev_pkt[1]);
+ ff_rtmp_packet_destroy(&pkt);
}
/**
ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL, RTMP_PT_PING, ppkt->timestamp + 1, 6);
p = pkt.data;
bytestream_put_be16(&p, 7);
- bytestream_put_be32(&p, AV_RB32(ppkt->data+2) + 1);
+ bytestream_put_be32(&p, AV_RB32(ppkt->data+2));
ff_rtmp_packet_write(rt->stream, &pkt, rt->chunk_size, rt->prev_pkt[1]);
ff_rtmp_packet_destroy(&pkt);
}
serverdata[5], serverdata[6], serverdata[7], serverdata[8]);
if (rt->is_input) {
- server_pos = rtmp_validate_digest(serverdata + 1, 772);
- if (!server_pos) {
- server_pos = rtmp_validate_digest(serverdata + 1, 8);
+ server_pos = rtmp_validate_digest(serverdata + 1, 772);
if (!server_pos) {
- av_log(LOG_CONTEXT, AV_LOG_ERROR, "Server response validating failed\n");
- return -1;
+ server_pos = rtmp_validate_digest(serverdata + 1, 8);
+ if (!server_pos) {
+ av_log(LOG_CONTEXT, AV_LOG_ERROR, "Server response validating failed\n");
+ return -1;
+ }
}
- }
- rtmp_calc_digest(tosend + 1 + client_pos, 32, 0,
- rtmp_server_key, sizeof(rtmp_server_key),
- digest);
- rtmp_calc_digest(clientdata, RTMP_HANDSHAKE_PACKET_SIZE-32, 0,
- digest, 32,
- digest);
- if (memcmp(digest, clientdata + RTMP_HANDSHAKE_PACKET_SIZE - 32, 32)) {
- av_log(LOG_CONTEXT, AV_LOG_ERROR, "Signature mismatch\n");
- return -1;
- }
-
- for (i = 0; i < RTMP_HANDSHAKE_PACKET_SIZE; i++)
- tosend[i] = av_lfg_get(&rnd) >> 24;
- rtmp_calc_digest(serverdata + 1 + server_pos, 32, 0,
- rtmp_player_key, sizeof(rtmp_player_key),
- digest);
- rtmp_calc_digest(tosend, RTMP_HANDSHAKE_PACKET_SIZE - 32, 0,
- digest, 32,
- tosend + RTMP_HANDSHAKE_PACKET_SIZE - 32);
+ rtmp_calc_digest(tosend + 1 + client_pos, 32, 0,
+ rtmp_server_key, sizeof(rtmp_server_key),
+ digest);
+ rtmp_calc_digest(clientdata, RTMP_HANDSHAKE_PACKET_SIZE-32, 0,
+ digest, 32,
+ digest);
+ if (memcmp(digest, clientdata + RTMP_HANDSHAKE_PACKET_SIZE - 32, 32)) {
+ av_log(LOG_CONTEXT, AV_LOG_ERROR, "Signature mismatch\n");
+ return -1;
+ }
- // write reply back to the server
- url_write(rt->stream, tosend, RTMP_HANDSHAKE_PACKET_SIZE);
+ for (i = 0; i < RTMP_HANDSHAKE_PACKET_SIZE; i++)
+ tosend[i] = av_lfg_get(&rnd) >> 24;
+ rtmp_calc_digest(serverdata + 1 + server_pos, 32, 0,
+ rtmp_player_key, sizeof(rtmp_player_key),
+ digest);
+ rtmp_calc_digest(tosend, RTMP_HANDSHAKE_PACKET_SIZE - 32, 0,
+ digest, 32,
+ tosend + RTMP_HANDSHAKE_PACKET_SIZE - 32);
+
+ // write reply back to the server
+ url_write(rt->stream, tosend, RTMP_HANDSHAKE_PACKET_SIZE);
} else {
url_write(rt->stream, serverdata+1, RTMP_HANDSHAKE_PACKET_SIZE);
}
int i, t;
const uint8_t *data_end = pkt->data + pkt->data_size;
+#ifdef DEBUG
+ ff_rtmp_packet_dump(LOG_CONTEXT, pkt);
+#endif
+
switch (pkt->type) {
case RTMP_PT_CHUNK_SIZE:
if (pkt->data_size != 4) {
if (pkt_id == 4)
rt->state = STATE_CONNECTING;
}
- if(rt->state != STATE_CONNECTING)
+ if (rt->state != STATE_CONNECTING)
break;
case STATE_CONNECTING:
//extract a number from the result
rt->main_channel_id = (int) av_int2dbl(AV_RB64(pkt->data + 21));
}
if (rt->is_input) {
- gen_play(s, rt);
+ gen_play(s, rt);
} else {
gen_publish(s, rt);
}
t = ff_amf_get_field_value(ptr, data_end,
"code", tmpstr, sizeof(tmpstr));
if (!t && !strcmp(tmpstr, "NetStream.Play.Start")) rt->state = STATE_PLAYING;
+ 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;
}
break;
RTMPContext *rt = s->priv_data;
int ret;
- for(;;) {
+ if (rt->state == STATE_STOPPED)
+ return AVERROR_EOF;
+
+ for (;;) {
RTMPPacket rpkt;
if ((ret = ff_rtmp_packet_read(rt->stream, &rpkt,
rt->chunk_size, rt->prev_pkt[0])) != 0) {
ff_rtmp_packet_destroy(&rpkt);
return -1;
}
+ if (rt->state == STATE_STOPPED) {
+ ff_rtmp_packet_destroy(&rpkt);
+ return AVERROR_EOF;
+ }
if (for_header && (rt->state == STATE_PLAYING || rt->state == STATE_PUBLISHING)) {
ff_rtmp_packet_destroy(&rpkt);
return 0;
{
RTMPContext *rt = h->priv_data;
- if(!rt->is_input) {
+ if (!rt->is_input) {
rt->flv_data = NULL;
if (rt->out_pkt.data_size)
ff_rtmp_packet_destroy(&rt->out_pkt);
- gen_fcunpublish_stream(h, rt);
+ if (rt->state > STATE_FCPUBLISH)
+ gen_fcunpublish_stream(h, rt);
}
- gen_delete_stream(h, rt);
+ if (rt->state > STATE_HANDSHAKED)
+ gen_delete_stream(h, rt);
av_freep(&rt->flv_data);
url_close(rt->stream);
goto fail;
}
- rt->state = STATE_START;
- if (rtmp_handshake(s, rt))
- return -1;
+ rt->state = STATE_START;
+ if (rtmp_handshake(s, rt))
+ return -1;
- rt->chunk_size = 128;
- rt->state = STATE_HANDSHAKED;
- //extract "app" part from path
- if (!strncmp(path, "/ondemand/", 10)) {
- fname = path + 10;
- memcpy(rt->app, "ondemand", 9);
+ rt->chunk_size = 128;
+ rt->state = STATE_HANDSHAKED;
+ //extract "app" part from path
+ if (!strncmp(path, "/ondemand/", 10)) {
+ fname = path + 10;
+ memcpy(rt->app, "ondemand", 9);
+ } else {
+ char *p = strchr(path + 1, '/');
+ if (!p) {
+ fname = path + 1;
+ rt->app[0] = '\0';
} else {
- char *p = strchr(path + 1, '/');
- if (!p) {
- fname = path + 1;
- rt->app[0] = '\0';
+ char *c = strchr(p + 1, ':');
+ fname = strchr(p + 1, '/');
+ if (!fname || c < fname) {
+ fname = p + 1;
+ av_strlcpy(rt->app, path + 1, p - path);
} else {
- char *c = strchr(p + 1, ':');
- fname = strchr(p + 1, '/');
- if (!fname || c < fname) {
- fname = p + 1;
- av_strlcpy(rt->app, path + 1, p - path);
- } else {
- fname++;
- av_strlcpy(rt->app, path + 1, fname - path - 1);
- }
+ fname++;
+ av_strlcpy(rt->app, path + 1, fname - path - 1);
}
}
- if (!strchr(fname, ':') &&
- (!strcmp(fname + strlen(fname) - 4, ".f4v") ||
- !strcmp(fname + strlen(fname) - 4, ".mp4"))) {
- memcpy(rt->playpath, "mp4:", 5);
- } else {
- rt->playpath[0] = 0;
- }
- strncat(rt->playpath, fname, sizeof(rt->playpath) - 5);
+ }
+ if (!strchr(fname, ':') &&
+ (!strcmp(fname + strlen(fname) - 4, ".f4v") ||
+ !strcmp(fname + strlen(fname) - 4, ".mp4"))) {
+ memcpy(rt->playpath, "mp4:", 5);
+ } else {
+ rt->playpath[0] = 0;
+ }
+ strncat(rt->playpath, fname, sizeof(rt->playpath) - 5);
- av_log(LOG_CONTEXT, 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);
+ av_log(LOG_CONTEXT, 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);
- do {
- ret = get_packet(s, 1);
- } while (ret == EAGAIN);
- if (ret < 0)
- goto fail;
+ do {
+ ret = get_packet(s, 1);
+ } while (ret == EAGAIN);
+ if (ret < 0)
+ goto fail;
if (rt->is_input) {
// generate FLV header for demuxer