Add Metacube timestamping to every keyframe, for easier detection of streams not...

[nageru] / httpd.cpp

diff --git a/httpd.cpp b/httpd.cpp
index c6a233deae66f6dca2eecc5476ec275a5928ca98..6f94409f3a55fea4244dd441d1fd466f8250d92f 100644 (file)
--- a/httpd.cpp
+++ b/httpd.cpp
@@ -1,5 +1,6 @@
 #include <arpa/inet.h>
 #include <assert.h>
+#include <endian.h>
 #include <microhttpd.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -174,6 +175,26 @@ void HTTPD::Stream::add_data(const char *buf, size_t buf_size, HTTPD::Stream::Da
                buffered_data.emplace_back((char *)&hdr, sizeof(hdr));
        }
        buffered_data.emplace_back(buf, buf_size);
+
+       // Send a Metacube2 timestamp every keyframe.
+       if (framing == FRAMING_METACUBE && data_type == DATA_TYPE_KEYFRAME) {
+               timespec now;
+               clock_gettime(CLOCK_REALTIME, &now);
+
+               metacube2_timestamp_packet packet;
+               packet.type = htobe64(METACUBE_METADATA_TYPE_ENCODER_TIMESTAMP);
+               packet.tv_sec = htobe64(now.tv_sec);
+               packet.tv_nsec = htobe64(now.tv_nsec);
+
+               metacube2_block_header hdr;
+               memcpy(hdr.sync, METACUBE2_SYNC, sizeof(hdr.sync));
+               hdr.size = htonl(sizeof(packet));
+               hdr.flags = htons(METACUBE_FLAGS_METADATA);
+               hdr.csum = htons(metacube2_compute_crc(&hdr));
+               buffered_data.emplace_back((char *)&hdr, sizeof(hdr));
+               buffered_data.emplace_back((char *)&packet, sizeof(packet));
+       }
+
        has_buffered_data.notify_all(); 
 }