Add support for Opus streaming

src/rtp_opus.cc

@@ -0,0 +1,20 @@
+#include <cstring>
+#include <iostream>
+
+#include "conn.hh"
+#include "rtp_opus.hh"
+#include "rtp_generic.hh"
+
+int RTPOpus::pushOpusFrame(RTPConnection *conn, uint8_t *data, uint32_t dataLen, uint32_t timestamp)
+{
+    uint8_t buffer[MAX_PACKET]  = { 0 };
+    RTPOpus::OpusConfig *config = (RTPOpus::OpusConfig *)conn->getConfig();
+
+    buffer[0] = (config->configurationNumber << 3) |
+                (config->channels > 1 ? (1 << 2) : 0) | 0;
+
+    memcpy(&buffer[1], data, dataLen);
+    conn->setPayload(RTP_FORMAT_OPUS);
+
+    return RTPGeneric::pushGenericFrame(conn, buffer, dataLen + 1, 0);
+}

src/rtp_opus.hh

@@ -0,0 +1,13 @@
+#pragma once
+
+#include "rtp_generic.hh"
+
+namespace RTPOpus {
+    struct OpusConfig {
+        uint32_t samplerate;
+        uint8_t channels;
+        uint8_t configurationNumber;
+    };
+
+    int pushOpusFrame(RTPConnection *conn, uint8_t *data, uint32_t dataLen, uint32_t timestamp);
+};