int SrsSource::on_audio(SrsCommonMessage* audio)
{
int ret = ERROR_SUCCESS;
SrsSharedPtrMessage* msg = new SrsSharedPtrMessage();
SrsAutoFree(SrsSharedPtrMessage, msg, false);
if ((ret = msg->initialize(audio)) != ERROR_SUCCESS) {
srs_error("initialize the audio failed. ret=%d", ret);
return ret;
}
srs_verbose("initialize shared ptr audio success.");
#ifdef SRS_HLS
if ((ret = hls->on_audio(msg->copy())) != ERROR_SUCCESS) {
srs_warn("hls process audio message failed, ignore and disable hls. ret=%d", ret);
// unpublish, ignore ret.
hls->on_unpublish();
// ignore.
ret = ERROR_SUCCESS;
}
#endif
// copy to all consumer
if (true) {
std::vector<SrsConsumer*>::iterator it;
for (it = consumers.begin(); it != consumers.end(); ++it) {
SrsConsumer* consumer = *it;
if ((ret = consumer->enqueue(msg->copy(), sample_rate, frame_rate)) != ERROR_SUCCESS) {
srs_error("dispatch the audio failed. ret=%d", ret);
return ret;
}
}
srs_info("dispatch audio success.");
}
// copy to all forwarders.
if (true) {
std::vector<SrsForwarder*>::iterator it;
for (it = forwarders.begin(); it != forwarders.end(); ++it) {
SrsForwarder* forwarder = *it;
if ((ret = forwarder->on_audio(msg->copy())) != ERROR_SUCCESS) {
srs_error("forwarder process audio message failed. ret=%d", ret);
return ret;
}
}
}
// cache the sequence header if h264
if (SrsCodec::audio_is_sequence_header(msg->payload, msg->size)) {
srs_freep(cache_sh_audio);
cache_sh_audio = msg->copy();
srs_trace("update audio sequence header success. size=%d", msg->header.payload_length);
return ret;
}
// cache the last gop packets
if ((ret = gop_cache->cache(msg)) != ERROR_SUCCESS) {
srs_error("shrink gop cache failed. ret=%d", ret);
return ret;
}
srs_verbose("cache gop success.");
return ret;
}
int SrsSource::on_meta_data(SrsMessage* msg, SrsOnMetaDataPacket* metadata)
{
int ret = ERROR_SUCCESS;
#ifdef SRS_AUTO_HLS
if (metadata && (ret = hls->on_meta_data(metadata->metadata)) != ERROR_SUCCESS) {
srs_error("hls process onMetaData message failed. ret=%d", ret);
return ret;
}
#endif
#ifdef SRS_AUTO_DVR
if (metadata && (ret = dvr->on_meta_data(metadata)) != ERROR_SUCCESS) {
srs_error("dvr process onMetaData message failed. ret=%d", ret);
return ret;
}
#endif
SrsAmf0Any* prop = NULL;
// generate metadata info to print
std::stringstream ss;
if ((prop = metadata->metadata->ensure_property_number("width")) != NULL) {
ss << ", width=" << (int)prop->to_number();
}
if ((prop = metadata->metadata->ensure_property_number("height")) != NULL) {
ss << ", height=" << (int)prop->to_number();
}
if ((prop = metadata->metadata->ensure_property_number("videocodecid")) != NULL) {
ss << ", vcodec=" << (int)prop->to_number();
}
if ((prop = metadata->metadata->ensure_property_number("audiocodecid")) != NULL) {
ss << ", acodec=" << (int)prop->to_number();
}
// add server info to metadata
metadata->metadata->set("server", SrsAmf0Any::str(RTMP_SIG_SRS_KEY" "RTMP_SIG_SRS_VERSION" ("RTMP_SIG_SRS_URL_SHORT")"));
metadata->metadata->set("authors", SrsAmf0Any::str(RTMP_SIG_SRS_PRIMARY_AUTHROS));
// version, for example, 1.0.0
// add version to metadata, please donot remove it, for debug.
metadata->metadata->set("server_version", SrsAmf0Any::str(RTMP_SIG_SRS_VERSION));
if ((prop = metadata->metadata->get_property("audiosamplerate")) != NULL) {
if (prop->is_number()) {
sample_rate = (int)prop->to_number();
}
}
if ((prop = metadata->metadata->get_property("framerate")) != NULL) {
if (prop->is_number()) {
frame_rate = (int)prop->to_number();
}
}
// if allow atc_auto and bravo-atc detected, open atc for vhost.
atc = _srs_config->get_atc(_req->vhost);
if (_srs_config->get_atc_auto(_req->vhost)) {
if ((prop = metadata->metadata->get_property("bravo_atc")) != NULL) {
if (prop->is_string() && prop->to_str() == "true") {
atc = true;
}
}
}
// encode the metadata to payload
int size = 0;
char* payload = NULL;
if ((ret = metadata->encode(size, payload)) != ERROR_SUCCESS) {
srs_error("encode metadata error. ret=%d", ret);
srs_freep(payload);
return ret;
}
srs_verbose("encode metadata success.");
if (size <= 0) {
srs_warn("ignore the invalid metadata. size=%d", size);
return ret;
}
// create a shared ptr message.
srs_freep(cache_metadata);
cache_metadata = new SrsSharedPtrMessage();
// dump message to shared ptr message.
// the payload/size managed by cache_metadata, user should not free it.
if ((ret = cache_metadata->create(&msg->header, payload, size)) != ERROR_SUCCESS) {
srs_error("initialize the cache metadata failed. ret=%d", ret);
return ret;
}
srs_verbose("initialize shared ptr metadata success.");
// copy to all consumer
if (true) {
std::vector<SrsConsumer*>::iterator it;
for (it = consumers.begin(); it != consumers.end(); ++it) {
SrsConsumer* consumer = *it;
SrsSharedPtrMessage* copy = cache_metadata->copy();
if ((ret = consumer->enqueue(copy, atc, sample_rate, frame_rate, jitter_algorithm)) != ERROR_SUCCESS) {
srs_error("dispatch the metadata failed. ret=%d", ret);
return ret;
}
}
srs_trace("got metadata%s", ss.str().c_str());
}
// copy to all forwarders
if (true) {
std::vector<SrsForwarder*>::iterator it;
for (it = forwarders.begin(); it != forwarders.end(); ++it) {
SrsForwarder* forwarder = *it;
if ((ret = forwarder->on_meta_data(cache_metadata->copy())) != ERROR_SUCCESS) {
srs_error("forwarder process onMetaData message failed. ret=%d", ret);
return ret;
}
}
}
return ret;
}
int SrsSource::on_meta_data(SrsCommonMessage* msg, SrsOnMetaDataPacket* metadata)
{
int ret = ERROR_SUCCESS;
#ifdef SRS_HLS
if (metadata && (ret = hls->on_meta_data(metadata->metadata)) != ERROR_SUCCESS) {
srs_error("hls process onMetaData message failed. ret=%d", ret);
return ret;
}
#endif
metadata->metadata->set("server", new SrsAmf0String(
RTMP_SIG_SRS_KEY" "RTMP_SIG_SRS_VERSION" ("RTMP_SIG_SRS_URL_SHORT")"));
metadata->metadata->set("contributor",
new SrsAmf0String(RTMP_SIG_SRS_PRIMARY_AUTHROS));
SrsAmf0Any* prop = NULL;
if ((prop = metadata->metadata->get_property("audiosamplerate")) != NULL) {
if (prop->is_number()) {
sample_rate = (int)(srs_amf0_convert<SrsAmf0Number>(prop)->value);
}
}
if ((prop = metadata->metadata->get_property("framerate")) != NULL) {
if (prop->is_number()) {
frame_rate = (int)(srs_amf0_convert<SrsAmf0Number>(prop)->value);
}
}
// encode the metadata to payload
int size = metadata->get_payload_length();
if (size <= 0) {
srs_warn("ignore the invalid metadata. size=%d", size);
return ret;
}
srs_verbose("get metadata size success.");
char* payload = NULL;
if ((ret = metadata->encode(size, payload)) != ERROR_SUCCESS) {
srs_error("encode metadata error. ret=%d", ret);
srs_freepa(payload);
return ret;
}
srs_verbose("encode metadata success.");
// create a shared ptr message.
srs_freep(cache_metadata);
cache_metadata = new SrsSharedPtrMessage();
// dump message to shared ptr message.
if ((ret = cache_metadata->initialize(msg, payload, size)) != ERROR_SUCCESS) {
srs_error("initialize the cache metadata failed. ret=%d", ret);
return ret;
}
srs_verbose("initialize shared ptr metadata success.");
// copy to all consumer
if (true) {
std::vector<SrsConsumer*>::iterator it;
for (it = consumers.begin(); it != consumers.end(); ++it) {
SrsConsumer* consumer = *it;
if ((ret = consumer->enqueue(cache_metadata->copy(), sample_rate, frame_rate)) != ERROR_SUCCESS) {
srs_error("dispatch the metadata failed. ret=%d", ret);
return ret;
}
}
srs_trace("dispatch metadata success.");
}
// copy to all forwarders
if (true) {
std::vector<SrsForwarder*>::iterator it;
for (it = forwarders.begin(); it != forwarders.end(); ++it) {
SrsForwarder* forwarder = *it;
if ((ret = forwarder->on_meta_data(cache_metadata->copy())) != ERROR_SUCCESS) {
srs_error("forwarder process onMetaData message failed. ret=%d", ret);
return ret;
}
}
}
return ret;
}
int SrsSource::on_video(SrsMessage* video)
{
int ret = ERROR_SUCCESS;
SrsSharedPtrMessage* msg = new SrsSharedPtrMessage();
SrsAutoFree(SrsSharedPtrMessage, msg);
if ((ret = msg->initialize(video)) != ERROR_SUCCESS) {
srs_error("initialize the video failed. ret=%d", ret);
return ret;
}
srs_verbose("initialize shared ptr video success.");
#ifdef SRS_AUTO_HLS
if ((ret = hls->on_video(msg->copy())) != ERROR_SUCCESS) {
srs_warn("hls process video message failed, ignore and disable hls. ret=%d", ret);
// unpublish, ignore ret.
hls->on_unpublish();
// ignore.
ret = ERROR_SUCCESS;
}
#endif
#ifdef SRS_AUTO_DVR
if ((ret = dvr->on_video(msg->copy())) != ERROR_SUCCESS) {
srs_warn("dvr process video message failed, ignore and disable dvr. ret=%d", ret);
// unpublish, ignore ret.
dvr->on_unpublish();
// ignore.
ret = ERROR_SUCCESS;
}
#endif
// copy to all consumer
if (true) {
std::vector<SrsConsumer*>::iterator it;
for (it = consumers.begin(); it != consumers.end(); ++it) {
SrsConsumer* consumer = *it;
if ((ret = consumer->enqueue(msg->copy(), sample_rate, frame_rate)) != ERROR_SUCCESS) {
srs_error("dispatch the video failed. ret=%d", ret);
return ret;
}
}
srs_info("dispatch video success.");
}
// copy to all forwarders.
if (true) {
std::vector<SrsForwarder*>::iterator it;
for (it = forwarders.begin(); it != forwarders.end(); ++it) {
SrsForwarder* forwarder = *it;
if ((ret = forwarder->on_video(msg->copy())) != ERROR_SUCCESS) {
srs_error("forwarder process video message failed. ret=%d", ret);
return ret;
}
}
}
// cache the sequence header if h264
// donot cache the sequence header to gop_cache, return here.
if (SrsFlvCodec::video_is_sequence_header(msg->payload, msg->size)) {
srs_freep(cache_sh_video);
cache_sh_video = msg->copy();
srs_trace("got video sh, size=%d", msg->header.payload_length);
return ret;
}
// cache the last gop packets
if ((ret = gop_cache->cache(msg)) != ERROR_SUCCESS) {
srs_error("gop cache msg failed. ret=%d", ret);
return ret;
}
srs_verbose("cache gop success.");
// if atc, update the sequence header to abs time.
if (atc) {
if (cache_sh_video) {
cache_sh_video->header.timestamp = msg->header.timestamp;
}
if (cache_metadata) {
cache_metadata->header.timestamp = msg->header.timestamp;
}
}
return ret;
}
int SrsSource::on_video(SrsMessage* __video)
{
int ret = ERROR_SUCCESS;
// convert __video to msg, user should not use __video again.
// the payload is transfer to msg, and set to NULL in __video.
SrsSharedPtrMessage msg;
if ((ret = msg.create(__video)) != ERROR_SUCCESS) {
srs_error("initialize the video failed. ret=%d", ret);
return ret;
}
srs_verbose("initialize shared ptr video success.");
#ifdef SRS_AUTO_HLS
if ((ret = hls->on_video(msg.copy())) != ERROR_SUCCESS) {
srs_warn("hls process video message failed, ignore and disable hls. ret=%d", ret);
// unpublish, ignore ret.
hls->on_unpublish();
// ignore.
ret = ERROR_SUCCESS;
}
#endif
#ifdef SRS_AUTO_DVR
if ((ret = dvr->on_video(msg.copy())) != ERROR_SUCCESS) {
srs_warn("dvr process video message failed, ignore and disable dvr. ret=%d", ret);
// unpublish, ignore ret.
dvr->on_unpublish();
// ignore.
ret = ERROR_SUCCESS;
}
#endif
// copy to all consumer
if (true) {
for (int i = 0; i < (int)consumers.size(); i++) {
SrsConsumer* consumer = consumers.at(i);
SrsSharedPtrMessage* copy = msg.copy();
if ((ret = consumer->enqueue(copy, atc, sample_rate, frame_rate, jitter_algorithm)) != ERROR_SUCCESS) {
srs_error("dispatch the video failed. ret=%d", ret);
return ret;
}
}
srs_info("dispatch video success.");
}
// copy to all forwarders.
if (true) {
std::vector<SrsForwarder*>::iterator it;
for (it = forwarders.begin(); it != forwarders.end(); ++it) {
SrsForwarder* forwarder = *it;
if ((ret = forwarder->on_video(msg.copy())) != ERROR_SUCCESS) {
srs_error("forwarder process video message failed. ret=%d", ret);
return ret;
}
}
}
// cache the sequence header if h264
// donot cache the sequence header to gop_cache, return here.
if (SrsFlvCodec::video_is_sequence_header(msg.payload, msg.size)) {
srs_freep(cache_sh_video);
cache_sh_video = msg.copy();
// parse detail audio codec
SrsAvcAacCodec codec;
SrsCodecSample sample;
if ((ret = codec.video_avc_demux(msg.payload, msg.size, &sample)) != ERROR_SUCCESS) {
srs_error("codec demux video failed. ret=%d", ret);
return ret;
}
srs_trace("%dB video sh, "
"codec(%d, profile=%d, level=%d, %dx%d, %dkbps, %dfps, %ds)",
msg.header.payload_length, codec.video_codec_id,
codec.avc_profile, codec.avc_level, codec.width, codec.height,
codec.video_data_rate / 1000, codec.frame_rate, codec.duration);
return ret;
}
// cache the last gop packets
if ((ret = gop_cache->cache(&msg)) != ERROR_SUCCESS) {
srs_error("gop cache msg failed. ret=%d", ret);
return ret;
}
srs_verbose("cache gop success.");
// if atc, update the sequence header to abs time.
if (atc) {
if (cache_sh_video) {
cache_sh_video->header.timestamp = msg.header.timestamp;
}
if (cache_metadata) {
cache_metadata->header.timestamp = msg.header.timestamp;
}
}
return ret;
}
int SrsBufferCache::cycle()
{
int ret = ERROR_SUCCESS;
// TODO: FIXME: support reload.
if (fast_cache <= 0) {
st_sleep(SRS_STREAM_CACHE_CYCLE_SECONDS);
return ret;
}
// the stream cache will create consumer to cache stream,
// which will trigger to fetch stream from origin for edge.
SrsConsumer* consumer = NULL;
if ((ret = source->create_consumer(NULL, consumer, false, false, true)) != ERROR_SUCCESS) {
srs_error("http: create consumer failed. ret=%d", ret);
return ret;
}
SrsAutoFree(SrsConsumer, consumer);
SrsPithyPrint* pprint = SrsPithyPrint::create_http_stream_cache();
SrsAutoFree(SrsPithyPrint, pprint);
SrsMessageArray msgs(SRS_PERF_MW_MSGS);
// set the queue size, which used for max cache.
// TODO: FIXME: support reload.
queue->set_queue_size(fast_cache);
while (true) {
pprint->elapse();
// get messages from consumer.
// each msg in msgs.msgs must be free, for the SrsMessageArray never free them.
int count = 0;
if ((ret = consumer->dump_packets(&msgs, count)) != ERROR_SUCCESS) {
srs_error("http: get messages from consumer failed. ret=%d", ret);
return ret;
}
if (count <= 0) {
srs_info("http: sleep %dms for no msg", SRS_CONSTS_RTMP_PULSE_TIMEOUT_US);
// directly use sleep, donot use consumer wait.
st_usleep(SRS_CONSTS_RTMP_PULSE_TIMEOUT_US);
// ignore when nothing got.
continue;
}
if (pprint->can_print()) {
srs_trace("-> "SRS_CONSTS_LOG_HTTP_STREAM_CACHE" http: got %d msgs, age=%d, min=%d, mw=%d",
count, pprint->age(), SRS_PERF_MW_MIN_MSGS, SRS_CONSTS_RTMP_PULSE_TIMEOUT_US / 1000);
}
// free the messages.
for (int i = 0; i < count; i++) {
SrsSharedPtrMessage* msg = msgs.msgs[i];
queue->enqueue(msg);
}
}
return ret;
}
int SrsLiveStream::serve_http(ISrsHttpResponseWriter* w, ISrsHttpMessage* r)
{
int ret = ERROR_SUCCESS;
ISrsBufferEncoder* enc = NULL;
srs_assert(entry);
if (srs_string_ends_with(entry->pattern, ".flv")) {
w->header()->set_content_type("video/x-flv");
#ifdef SRS_PERF_FAST_FLV_ENCODER
enc = new SrsFastFlvStreamEncoder();
#else
enc = new SrsFlvStreamEncoder();
#endif
} else if (srs_string_ends_with(entry->pattern, ".aac")) {
w->header()->set_content_type("audio/x-aac");
enc = new SrsAacStreamEncoder();
} else if (srs_string_ends_with(entry->pattern, ".mp3")) {
w->header()->set_content_type("audio/mpeg");
enc = new SrsMp3StreamEncoder();
} else if (srs_string_ends_with(entry->pattern, ".ts")) {
w->header()->set_content_type("video/MP2T");
enc = new SrsTsStreamEncoder();
} else {
ret = ERROR_HTTP_LIVE_STREAM_EXT;
srs_error("http: unsupported pattern %s", entry->pattern.c_str());
return ret;
}
SrsAutoFree(ISrsBufferEncoder, enc);
// create consumer of souce, ignore gop cache, use the audio gop cache.
SrsConsumer* consumer = NULL;
if ((ret = source->create_consumer(NULL, consumer, true, true, !enc->has_cache())) != ERROR_SUCCESS) {
srs_error("http: create consumer failed. ret=%d", ret);
return ret;
}
SrsAutoFree(SrsConsumer, consumer);
srs_verbose("http: consumer created success.");
SrsPithyPrint* pprint = SrsPithyPrint::create_http_stream();
SrsAutoFree(SrsPithyPrint, pprint);
SrsMessageArray msgs(SRS_PERF_MW_MSGS);
// update the statistic when source disconveried.
SrsStatistic* stat = SrsStatistic::instance();
if ((ret = stat->on_client(_srs_context->get_id(), req, NULL, SrsRtmpConnPlay)) != ERROR_SUCCESS) {
srs_error("stat client failed. ret=%d", ret);
return ret;
}
// the memory writer.
SrsBufferWriter writer(w);
if ((ret = enc->initialize(&writer, cache)) != ERROR_SUCCESS) {
srs_error("http: initialize stream encoder failed. ret=%d", ret);
return ret;
}
// if gop cache enabled for encoder, dump to consumer.
if (enc->has_cache()) {
if ((ret = enc->dump_cache(consumer, source->jitter())) != ERROR_SUCCESS) {
srs_error("http: dump cache to consumer failed. ret=%d", ret);
return ret;
}
}
#ifdef SRS_PERF_FAST_FLV_ENCODER
SrsFastFlvStreamEncoder* ffe = dynamic_cast<SrsFastFlvStreamEncoder*>(enc);
#endif
// TODO: free and erase the disabled entry after all related connections is closed.
while (entry->enabled) {
pprint->elapse();
// get messages from consumer.
// each msg in msgs.msgs must be free, for the SrsMessageArray never free them.
int count = 0;
if ((ret = consumer->dump_packets(&msgs, count)) != ERROR_SUCCESS) {
srs_error("http: get messages from consumer failed. ret=%d", ret);
return ret;
}
if (count <= 0) {
srs_info("http: sleep %dms for no msg", SRS_CONSTS_RTMP_PULSE_TIMEOUT_US);
// directly use sleep, donot use consumer wait.
st_usleep(SRS_CONSTS_RTMP_PULSE_TIMEOUT_US);
// ignore when nothing got.
continue;
}
if (pprint->can_print()) {
srs_info("-> "SRS_CONSTS_LOG_HTTP_STREAM" http: got %d msgs, age=%d, min=%d, mw=%d",
count, pprint->age(), SRS_PERF_MW_MIN_MSGS, SRS_CONSTS_RTMP_PULSE_TIMEOUT_US / 1000);
}
// sendout all messages.
#ifdef SRS_PERF_FAST_FLV_ENCODER
if (ffe) {
ret = ffe->write_tags(msgs.msgs, count);
} else {
ret = streaming_send_messages(enc, msgs.msgs, count);
}
#else
ret = streaming_send_messages(enc, msgs.msgs, count);
#endif
// free the messages.
for (int i = 0; i < count; i++) {
SrsSharedPtrMessage* msg = msgs.msgs[i];
srs_freep(msg);
}
// check send error code.
if (ret != ERROR_SUCCESS) {
if (!srs_is_client_gracefully_close(ret)) {
srs_error("http: send messages to client failed. ret=%d", ret);
}
return ret;
}
}
return ret;
}
int SrsSource::on_meta_data(SrsMessage* msg, SrsOnMetaDataPacket* metadata)
{
int ret = ERROR_SUCCESS;
#ifdef SRS_AUTO_HLS
if (metadata && (ret = hls->on_meta_data(metadata->metadata)) != ERROR_SUCCESS) {
srs_error("hls process onMetaData message failed. ret=%d", ret);
return ret;
}
#endif
#ifdef SRS_AUTO_DVR
if (metadata && (ret = dvr->on_meta_data(metadata)) != ERROR_SUCCESS) {
srs_error("dvr process onMetaData message failed. ret=%d", ret);
return ret;
}
#endif
metadata->metadata->set("server", SrsAmf0Any::str(RTMP_SIG_SRS_KEY" "RTMP_SIG_SRS_VERSION" ("RTMP_SIG_SRS_URL_SHORT")"));
metadata->metadata->set("authors", SrsAmf0Any::str(RTMP_SIG_SRS_PRIMARY_AUTHROS));
SrsAmf0Any* prop = NULL;
if ((prop = metadata->metadata->get_property("audiosamplerate")) != NULL) {
if (prop->is_number()) {
sample_rate = (int)prop->to_number();
}
}
if ((prop = metadata->metadata->get_property("framerate")) != NULL) {
if (prop->is_number()) {
frame_rate = (int)prop->to_number();
}
}
// if allow atc_auto and bravo-atc detected, open atc for vhost.
atc = _srs_config->get_atc(_req->vhost);
if (_srs_config->get_atc_auto(_req->vhost)) {
if ((prop = metadata->metadata->get_property("bravo_atc")) != NULL) {
if (prop->is_string() && prop->to_str() == "true") {
atc = true;
}
}
}
// encode the metadata to payload
int size = 0;
char* payload = NULL;
if ((ret = metadata->encode(size, payload)) != ERROR_SUCCESS) {
srs_error("encode metadata error. ret=%d", ret);
srs_freep(payload);
return ret;
}
srs_verbose("encode metadata success.");
if (size <= 0) {
srs_warn("ignore the invalid metadata. size=%d", size);
return ret;
}
// create a shared ptr message.
srs_freep(cache_metadata);
cache_metadata = new SrsSharedPtrMessage();
// dump message to shared ptr message.
if ((ret = cache_metadata->initialize(&msg->header, payload, size)) != ERROR_SUCCESS) {
srs_error("initialize the cache metadata failed. ret=%d", ret);
return ret;
}
srs_verbose("initialize shared ptr metadata success.");
// copy to all consumer
if (true) {
std::vector<SrsConsumer*>::iterator it;
for (it = consumers.begin(); it != consumers.end(); ++it) {
SrsConsumer* consumer = *it;
if ((ret = consumer->enqueue(cache_metadata->copy(), sample_rate, frame_rate)) != ERROR_SUCCESS) {
srs_error("dispatch the metadata failed. ret=%d", ret);
return ret;
}
}
srs_trace("dispatch metadata success.");
}
// copy to all forwarders
if (true) {
std::vector<SrsForwarder*>::iterator it;
for (it = forwarders.begin(); it != forwarders.end(); ++it) {
SrsForwarder* forwarder = *it;
if ((ret = forwarder->on_meta_data(cache_metadata->copy())) != ERROR_SUCCESS) {
srs_error("forwarder process onMetaData message failed. ret=%d", ret);
return ret;
}
}
}
return ret;
}
int SrsSource::on_audio(SrsCommonMessage* __audio)
{
int ret = ERROR_SUCCESS;
// convert __audio to msg, user should not use __audio again.
// the payload is transfer to msg, and set to NULL in __audio.
SrsSharedPtrMessage msg;
if ((ret = msg.create(__audio)) != ERROR_SUCCESS) {
srs_error("initialize the audio failed. ret=%d", ret);
return ret;
}
srs_verbose("initialize shared ptr audio success.");
#ifdef SRS_AUTO_HLS
if ((ret = hls->on_audio(&msg)) != ERROR_SUCCESS) {
srs_warn("hls process audio message failed, ignore and disable hls. ret=%d", ret);
// unpublish, ignore ret.
hls->on_unpublish();
// ignore.
ret = ERROR_SUCCESS;
}
#endif
#ifdef SRS_AUTO_DVR
if ((ret = dvr->on_audio(&msg)) != ERROR_SUCCESS) {
srs_warn("dvr process audio message failed, ignore and disable dvr. ret=%d", ret);
// unpublish, ignore ret.
dvr->on_unpublish();
// ignore.
ret = ERROR_SUCCESS;
}
#endif
// copy to all consumer
int nb_consumers = (int)consumers.size();
if (nb_consumers > 0) {
SrsConsumer** pconsumer = consumers.data();
for (int i = 0; i < nb_consumers; i++) {
SrsConsumer* consumer = pconsumer[i];
if ((ret = consumer->enqueue(&msg, atc, sample_rate, frame_rate, jitter_algorithm)) != ERROR_SUCCESS) {
srs_error("dispatch the audio failed. ret=%d", ret);
return ret;
}
}
srs_info("dispatch audio success.");
}
// copy to all forwarders.
if (true) {
std::vector<SrsForwarder*>::iterator it;
for (it = forwarders.begin(); it != forwarders.end(); ++it) {
SrsForwarder* forwarder = *it;
if ((ret = forwarder->on_audio(&msg)) != ERROR_SUCCESS) {
srs_error("forwarder process audio message failed. ret=%d", ret);
return ret;
}
}
}
// cache the sequence header if h264
// donot cache the sequence header to gop_cache, return here.
if (SrsFlvCodec::audio_is_sequence_header(msg.payload, msg.size)) {
srs_freep(cache_sh_audio);
cache_sh_audio = msg.copy();
// parse detail audio codec
SrsAvcAacCodec codec;
SrsCodecSample sample;
if ((ret = codec.audio_aac_demux(msg.payload, msg.size, &sample)) != ERROR_SUCCESS) {
srs_error("codec demux audio failed. ret=%d", ret);
return ret;
}
static int flv_sample_sizes[] = {8, 16, 0};
static int flv_sound_types[] = {1, 2, 0};
srs_trace("%dB audio sh, "
"codec(%d, profile=%d, %dchannels, %dkbps, %dHZ), "
"flv(%dbits, %dchannels, %dHZ)",
msg.size, codec.audio_codec_id,
codec.aac_profile, codec.aac_channels,
codec.audio_data_rate / 1000, aac_sample_rates[codec.aac_sample_rate],
flv_sample_sizes[sample.sound_size], flv_sound_types[sample.sound_type],
flv_sample_rates[sample.sound_rate]);
return ret;
}
// cache the last gop packets
if ((ret = gop_cache->cache(&msg)) != ERROR_SUCCESS) {
srs_error("shrink gop cache failed. ret=%d", ret);
return ret;
}
srs_verbose("cache gop success.");
// if atc, update the sequence header to abs time.
if (atc) {
if (cache_sh_audio) {
cache_sh_audio->timestamp = msg.timestamp;
}
if (cache_metadata) {
cache_metadata->timestamp = msg.timestamp;
}
}
return ret;
}
int SrsRtmpConn::playing(SrsSource* source)
{
int ret = ERROR_SUCCESS;
if ((ret = refer->check(req->pageUrl, _srs_config->get_refer_play(req->vhost))) != ERROR_SUCCESS) {
srs_error("check play_refer failed. ret=%d", ret);
return ret;
}
srs_verbose("check play_refer success.");
SrsConsumer* consumer = NULL;
if ((ret = source->create_consumer(consumer)) != ERROR_SUCCESS) {
srs_error("create consumer failed. ret=%d", ret);
return ret;
}
srs_assert(consumer != NULL);
SrsAutoFree(SrsConsumer, consumer);
srs_verbose("consumer created success.");
rtmp->set_recv_timeout(SRS_PULSE_TIMEOUT_US);
SrsPithyPrint pithy_print(SRS_STAGE_PLAY_USER);
SrsSharedPtrMessageArray msgs(SYS_MAX_PLAY_SEND_MSGS);
bool user_specified_duration_to_stop = (req->duration > 0);
int64_t starttime = -1;
while (true) {
// collect elapse for pithy print.
pithy_print.elapse();
// read from client.
if (true) {
SrsMessage* msg = NULL;
ret = rtmp->recv_message(&msg);
srs_verbose("play loop recv message. ret=%d", ret);
if (ret == ERROR_SOCKET_TIMEOUT) {
// it's ok, do nothing.
ret = ERROR_SUCCESS;
} else if (ret != ERROR_SUCCESS) {
if (!srs_is_client_gracefully_close(ret)) {
srs_error("recv client control message failed. ret=%d", ret);
}
return ret;
} else {
if ((ret = process_play_control_msg(consumer, msg)) != ERROR_SUCCESS) {
if (!srs_is_system_control_error(ret)) {
srs_error("process play control message failed. ret=%d", ret);
}
return ret;
}
}
}
// get messages from consumer.
int count = 0;
if ((ret = consumer->dump_packets(msgs.size, msgs.msgs, count)) != ERROR_SUCCESS) {
srs_error("get messages from consumer failed. ret=%d", ret);
return ret;
}
// reportable
if (pithy_print.can_print()) {
kbps->sample();
srs_trace("-> "SRS_LOG_ID_PLAY
" time=%"PRId64", msgs=%d, okbps=%d,%d,%d, ikbps=%d,%d,%d",
pithy_print.age(), count,
kbps->get_send_kbps(), kbps->get_send_kbps_30s(), kbps->get_send_kbps_5m(),
kbps->get_recv_kbps(), kbps->get_recv_kbps_30s(), kbps->get_recv_kbps_5m());
}
// sendout messages
// @remark, becareful, all msgs must be free explicitly,
// free by send_and_free_message or srs_freep.
for (int i = 0; i < count; i++) {
SrsSharedPtrMessage* msg = msgs.msgs[i];
// the send_message will free the msg,
// so set the msgs[i] to NULL.
msgs.msgs[i] = NULL;
// only when user specifies the duration,
// we start to collect the durations for each message.
if (user_specified_duration_to_stop) {
// foreach msg, collect the duration.
// @remark: never use msg when sent it, for the protocol sdk will free it.
if (starttime < 0 || starttime > msg->header.timestamp) {
starttime = msg->header.timestamp;
}
duration += msg->header.timestamp - starttime;
starttime = msg->header.timestamp;
}
// no need to assert msg, for the rtmp will assert it.
if ((ret = rtmp->send_and_free_message(msg, res->stream_id)) != ERROR_SUCCESS) {
srs_error("send message to client failed. ret=%d", ret);
return ret;
}
}
// if duration specified, and exceed it, stop play live.
// @see: https://github.com/winlinvip/simple-rtmp-server/issues/45
if (user_specified_duration_to_stop) {
if (duration >= (int64_t)req->duration) {
ret = ERROR_RTMP_DURATION_EXCEED;
srs_trace("stop live for duration exceed. ret=%d", ret);
return ret;
}
}
// switch to other threads, to anti dead loop.
st_usleep(0);
}
return ret;
}
int SrsLiveStream::do_serve_http(ISrsHttpResponseWriter* w, ISrsHttpMessage* r)
{
int ret = ERROR_SUCCESS;
ISrsStreamEncoder* enc = NULL;
srs_assert(entry);
if (srs_string_ends_with(entry->pattern, ".flv")) {
w->header()->set_content_type("video/x-flv");
#ifdef SRS_PERF_FAST_FLV_ENCODER
bool realtime = _srs_config->get_realtime_enabled(req->vhost);
if (realtime) {
enc = new SrsFlvStreamEncoder();
} else {
enc = new SrsFastFlvStreamEncoder();
}
#else
enc = new SrsFlvStreamEncoder();
#endif
} else if (srs_string_ends_with(entry->pattern, ".aac")) {
w->header()->set_content_type("audio/x-aac");
enc = new SrsAacStreamEncoder();
} else if (srs_string_ends_with(entry->pattern, ".mp3")) {
w->header()->set_content_type("audio/mpeg");
enc = new SrsMp3StreamEncoder();
} else if (srs_string_ends_with(entry->pattern, ".ts")) {
w->header()->set_content_type("video/MP2T");
enc = new SrsTsStreamEncoder();
} else {
ret = ERROR_HTTP_LIVE_STREAM_EXT;
srs_error("http: unsupported pattern %s", entry->pattern.c_str());
return ret;
}
SrsAutoFree(ISrsStreamEncoder, enc);
// create consumer of souce, ignore gop cache, use the audio gop cache.
SrsConsumer* consumer = NULL;
if ((ret = source->create_consumer(NULL, consumer, true, true, !enc->has_cache())) != ERROR_SUCCESS) {
srs_error("http: create consumer failed. ret=%d", ret);
return ret;
}
SrsAutoFree(SrsConsumer, consumer);
srs_verbose("http: consumer created success.");
SrsPithyPrint* pprint = SrsPithyPrint::create_http_stream();
SrsAutoFree(SrsPithyPrint, pprint);
SrsMessageArray msgs(SRS_PERF_MW_MSGS);
// the memory writer.
SrsStreamWriter writer(w);
if ((ret = enc->initialize(&writer, cache)) != ERROR_SUCCESS) {
srs_error("http: initialize stream encoder failed. ret=%d", ret);
return ret;
}
// if gop cache enabled for encoder, dump to consumer.
if (enc->has_cache()) {
if ((ret = enc->dump_cache(consumer, source->jitter())) != ERROR_SUCCESS) {
srs_error("http: dump cache to consumer failed. ret=%d", ret);
return ret;
}
}
#ifdef SRS_PERF_FAST_FLV_ENCODER
SrsFastFlvStreamEncoder* ffe = dynamic_cast<SrsFastFlvStreamEncoder*>(enc);
#endif
// Use receive thread to accept the close event to avoid FD leak.
// @see https://github.com/ossrs/srs/issues/636#issuecomment-298208427
SrsHttpMessage* hr = dynamic_cast<SrsHttpMessage*>(r);
SrsResponseOnlyHttpConn* hc = dynamic_cast<SrsResponseOnlyHttpConn*>(hr->connection());
int mw_sleep = _srs_config->get_mw_sleep_ms(req->vhost);
SrsHttpRecvThread* trd = new SrsHttpRecvThread(hc);
SrsAutoFree(SrsHttpRecvThread, trd);
if ((ret = trd->start()) != ERROR_SUCCESS) {
srs_error("http: start notify thread failed, ret=%d", ret);
return ret;
}
// TODO: free and erase the disabled entry after all related connections is closed.
while (entry->enabled) {
pprint->elapse();
// Whether client closed the FD.
if ((ret = trd->error_code()) != ERROR_SUCCESS) {
return ret;
}
// get messages from consumer.
// each msg in msgs.msgs must be free, for the SrsMessageArray never free them.
int count = 0;
if ((ret = consumer->dump_packets(&msgs, count)) != ERROR_SUCCESS) {
srs_error("http: get messages from consumer failed. ret=%d", ret);
return ret;
}
if (count <= 0) {
srs_info("http: sleep %dms for no msg", SRS_CONSTS_RTMP_PULSE_TIMEOUT_US);
// directly use sleep, donot use consumer wait.
st_usleep(mw_sleep * 1000);
// ignore when nothing got.
continue;
}
if (pprint->can_print()) {
srs_trace("-> "SRS_CONSTS_LOG_HTTP_STREAM" http: got %d msgs, age=%d, min=%d, mw=%d",
count, pprint->age(), SRS_PERF_MW_MIN_MSGS, mw_sleep);
}
// sendout all messages.
#ifdef SRS_PERF_FAST_FLV_ENCODER
if (ffe) {
ret = ffe->write_tags(msgs.msgs, count);
} else {
ret = streaming_send_messages(enc, msgs.msgs, count);
}
#else
ret = streaming_send_messages(enc, msgs.msgs, count);
#endif
// free the messages.
for (int i = 0; i < count; i++) {
SrsSharedPtrMessage* msg = msgs.msgs[i];
srs_freep(msg);
}
// check send error code.
if (ret != ERROR_SUCCESS) {
if (!srs_is_client_gracefully_close(ret)) {
srs_error("http: send messages to client failed. ret=%d", ret);
}
return ret;
}
}
return ret;
}
int SrsRtmpConn::playing(SrsSource* source)
{
int ret = ERROR_SUCCESS;
if ((ret = refer->check(req->pageUrl, _srs_config->get_refer_play(req->vhost))) != ERROR_SUCCESS) {
srs_error("check play_refer failed. ret=%d", ret);
return ret;
}
srs_verbose("check play_refer success.");
SrsConsumer* consumer = NULL;
if ((ret = source->create_consumer(consumer)) != ERROR_SUCCESS) {
srs_error("create consumer failed. ret=%d", ret);
return ret;
}
srs_assert(consumer != NULL);
SrsAutoFree(SrsConsumer, consumer, false);
srs_verbose("consumer created success.");
rtmp->set_recv_timeout(SRS_PULSE_TIMEOUT_US);
SrsPithyPrint pithy_print(SRS_STAGE_PLAY_USER);
while (true) {
pithy_print.elapse(SRS_PULSE_TIMEOUT_US / 1000);
// switch to other st-threads.
st_usleep(0);
// read from client.
int ctl_msg_ret = ERROR_SUCCESS;
if (true) {
SrsCommonMessage* msg = NULL;
ctl_msg_ret = ret = rtmp->recv_message(&msg);
srs_verbose("play loop recv message. ret=%d", ret);
if (ret != ERROR_SUCCESS && ret != ERROR_SOCKET_TIMEOUT) {
if (ret != ERROR_SOCKET_TIMEOUT && !srs_is_client_gracefully_close(ret)) {
srs_error("recv client control message failed. ret=%d", ret);
}
return ret;
}
if ((ret = process_play_control_msg(consumer, msg)) != ERROR_SUCCESS) {
if (!srs_is_system_control_error(ret)) {
srs_error("process play control message failed. ret=%d", ret);
}
return ret;
}
}
// get messages from consumer.
SrsSharedPtrMessage** msgs = NULL;
int count = 0;
if ((ret = consumer->get_packets(0, msgs, count)) != ERROR_SUCCESS) {
srs_error("get messages from consumer failed. ret=%d", ret);
return ret;
}
// reportable
if (pithy_print.can_print()) {
srs_trace("-> time=%"PRId64", cmr=%d, msgs=%d, obytes=%"PRId64", ibytes=%"PRId64", okbps=%d, ikbps=%d",
pithy_print.get_age(), ctl_msg_ret, count, rtmp->get_send_bytes(), rtmp->get_recv_bytes(), rtmp->get_send_kbps(), rtmp->get_recv_kbps());
}
if (count <= 0) {
srs_verbose("no packets in queue.");
continue;
}
SrsAutoFree(SrsSharedPtrMessage*, msgs, true);
// sendout messages
for (int i = 0; i < count; i++) {
SrsSharedPtrMessage* msg = msgs[i];
// the send_message will free the msg,
// so set the msgs[i] to NULL.
msgs[i] = NULL;
if ((ret = rtmp->send_message(msg)) != ERROR_SUCCESS) {
srs_error("send message to client failed. ret=%d", ret);
return ret;
}
}
}
return ret;
}
