完善nack与丢包重传

src/Rtcp/RtcpFCI.cpp

@@ -183,7 +183,7 @@ vector<bool> FCI_NACK::getBitArray() const {
     vector<bool> ret;
     ret.resize(kBitSize + 1);
     //nack第一个包丢包
-    ret[0] = false;
+    ret[0] = true;
 
     auto blp_h = getBlp();
     for (size_t i = 0; i < kBitSize; ++i) {

src/Rtcp/RtcpFCI.h

@@ -243,18 +243,17 @@ private:
 class FCI_NACK {
 public:
     static constexpr size_t kSize = 4;
+    static constexpr size_t kBitSize = 16;
 
     FCI_NACK(uint16_t pid_h, const vector<bool> &type);
 
     void check(size_t size);
     uint16_t getPid() const;
     uint16_t getBlp() const;
+    //返回丢包列表，总长度17，第一个包必丢
     vector<bool> getBitArray() const;
     string dumpString() const;
 
-private:
-    static constexpr size_t kBitSize = 16;
-
 private:
     // The PID field is used to specify a lost packet.  The PID field
     //      refers to the RTP sequence number of the lost packet.

src/Rtsp/RtpReceiver.h

@@ -21,7 +21,7 @@ using namespace toolkit;
 
 namespace mediakit {
 
-template<typename T, typename SEQ = uint16_t, size_t kMax = 256, size_t kMin = 10>
+template<typename T, typename SEQ = uint16_t, size_t kMax = 1024, size_t kMin = 32>
 class PacketSortor {
 public:
     PacketSortor() = default;