diff --git a/src/Rtp/GB28181Process.cpp b/src/Rtp/GB28181Process.cpp
index 26210d05..b5688b0e 100644
--- a/src/Rtp/GB28181Process.cpp
+++ b/src/Rtp/GB28181Process.cpp
@@ -83,79 +83,76 @@ bool GB28181Process::inputRtp(bool, const char *data, size_t data_len) {
             // Prevent too many pt types from causing memory overflow
             WarnL << "Rtp payload type more than 2 types: " << _rtp_receiver.size();
         }
-        switch (pt) {
-            case Rtsp::PT_PCMA:
-            case Rtsp::PT_PCMU: {
-                // CodecG711U or CodecG711A
-                ref = std::make_shared<RtpReceiverImp>(8000, [this](RtpPacket::Ptr rtp) { onRtpSorted(std::move(rtp)); });
-                auto track = Factory::getTrackByCodecId(pt == Rtsp::PT_PCMU ? CodecG711U : CodecG711A, 8000, 1, 16);
-                CHECK(track);
-                track->setIndex(pt);
-                _interface->addTrack(track);
-                _rtp_decoder[pt] = Factory::getRtpDecoderByCodecId(track->getCodecId());
-                break;
-            }
-            case Rtsp::PT_JPEG: {
-                // mjpeg
-                ref = std::make_shared<RtpReceiverImp>(90000, [this](RtpPacket::Ptr rtp) { onRtpSorted(std::move(rtp)); });
-                auto track = Factory::getTrackByCodecId(CodecJPEG);
-                CHECK(track);
-                track->setIndex(pt);
-                _interface->addTrack(track);
-                _rtp_decoder[pt] = Factory::getRtpDecoderByCodecId(track->getCodecId());
-                break;
-            }
-            default: {
-                if (pt == opus_pt) {
-                    // opus负载  [AUTO-TRANSLATED:defa6a8d]
-                    // opus payload
-                    ref = std::make_shared<RtpReceiverImp>(48000, [this](RtpPacket::Ptr rtp) { onRtpSorted(std::move(rtp)); });
-                    auto track = Factory::getTrackByCodecId(CodecOpus);
+
+        do {
+            if (pt < 96) {
+                auto codec = RtpPayload::getCodecId(pt);
+                if (codec != CodecInvalid && codec != CodecTS) {
+                    auto sample_rate = RtpPayload::getClockRate(pt);
+                    auto channels = RtpPayload::getAudioChannel(pt);
+                    ref = std::make_shared<RtpReceiverImp>(sample_rate, [this](RtpPacket::Ptr rtp) { onRtpSorted(std::move(rtp)); });
+                    auto track = Factory::getTrackByCodecId(codec, sample_rate, channels);
                     CHECK(track);
                     track->setIndex(pt);
                     _interface->addTrack(track);
                     _rtp_decoder[pt] = Factory::getRtpDecoderByCodecId(track->getCodecId());
-                } else if (pt == h265_pt) {
-                    // H265负载  [AUTO-TRANSLATED:61fbcf7f]
-                    // H265 payload
-                    ref = std::make_shared<RtpReceiverImp>(90000, [this](RtpPacket::Ptr rtp) { onRtpSorted(std::move(rtp)); });
-                    auto track = Factory::getTrackByCodecId(CodecH265);
-                    CHECK(track);
-                    track->setIndex(pt);
-                    _interface->addTrack(track);
-                    _rtp_decoder[pt] = Factory::getRtpDecoderByCodecId(track->getCodecId());
-                } else if (pt == h264_pt) {
-                    // H264负载  [AUTO-TRANSLATED:6f3fbb0d]
-                    // H264 payload
-                    ref = std::make_shared<RtpReceiverImp>(90000, [this](RtpPacket::Ptr rtp) { onRtpSorted(std::move(rtp)); });
-                    auto track = Factory::getTrackByCodecId(CodecH264);
-                    CHECK(track);
-                    track->setIndex(pt);
-                    _interface->addTrack(track);
-                    _rtp_decoder[pt] = Factory::getRtpDecoderByCodecId(track->getCodecId());
-                } else {
-                    if (pt != Rtsp::PT_MP2T && pt != ps_pt) {
-                        WarnL << "Unknown rtp payload type(" << (int)pt << "), decode it as mpeg-ps or mpeg-ts";
-                    }
-                    ref = std::make_shared<RtpReceiverImp>(90000, [this](RtpPacket::Ptr rtp) { onRtpSorted(std::move(rtp)); });
-                    // ts或ps负载  [AUTO-TRANSLATED:3ca31480]
-                    // ts or ps payload
-                    _rtp_decoder[pt] = std::make_shared<CommonRtpDecoder>(CodecInvalid, 32 * 1024);
-                    // 设置dump目录  [AUTO-TRANSLATED:23c88ace]
-                    // Set dump directory
-                    GET_CONFIG(string, dump_dir, RtpProxy::kDumpDir);
-                    if (!dump_dir.empty()) {
-                        auto save_path = File::absolutePath(_media_info.stream + ".mpeg", dump_dir);
-                        _save_file_ps.reset(File::create_file(save_path.data(), "wb"), [](FILE *fp) {
-                            if (fp) {
-                                fclose(fp);
-                            }
-                        });
-                    }
+                    break;
                 }
+            }
+            if (pt == opus_pt) {
+                // opus负载  [AUTO-TRANSLATED:defa6a8d]
+                // opus payload
+                ref = std::make_shared<RtpReceiverImp>(48000, [this](RtpPacket::Ptr rtp) { onRtpSorted(std::move(rtp)); });
+                auto track = Factory::getTrackByCodecId(CodecOpus);
+                CHECK(track);
+                track->setIndex(pt);
+                _interface->addTrack(track);
+                _rtp_decoder[pt] = Factory::getRtpDecoderByCodecId(track->getCodecId());
                 break;
             }
-        }
+            if (pt == h265_pt) {
+                // H265负载  [AUTO-TRANSLATED:61fbcf7f]
+                // H265 payload
+                ref = std::make_shared<RtpReceiverImp>(90000, [this](RtpPacket::Ptr rtp) { onRtpSorted(std::move(rtp)); });
+                auto track = Factory::getTrackByCodecId(CodecH265);
+                CHECK(track);
+                track->setIndex(pt);
+                _interface->addTrack(track);
+                _rtp_decoder[pt] = Factory::getRtpDecoderByCodecId(track->getCodecId());
+                break;
+            }
+            if (pt == h264_pt) {
+                // H264负载  [AUTO-TRANSLATED:6f3fbb0d]
+                // H264 payload
+                ref = std::make_shared<RtpReceiverImp>(90000, [this](RtpPacket::Ptr rtp) { onRtpSorted(std::move(rtp)); });
+                auto track = Factory::getTrackByCodecId(CodecH264);
+                CHECK(track);
+                track->setIndex(pt);
+                _interface->addTrack(track);
+                _rtp_decoder[pt] = Factory::getRtpDecoderByCodecId(track->getCodecId());
+                break;
+            }
+
+            if (pt != Rtsp::PT_MP2T && pt != ps_pt) {
+                WarnL << "Unknown rtp payload type(" << (int)pt << "), decode it as mpeg-ps or mpeg-ts";
+            }
+            ref = std::make_shared<RtpReceiverImp>(90000, [this](RtpPacket::Ptr rtp) { onRtpSorted(std::move(rtp)); });
+            // ts或ps负载  [AUTO-TRANSLATED:3ca31480]
+            // ts or ps payload
+            _rtp_decoder[pt] = std::make_shared<CommonRtpDecoder>(CodecInvalid, 32 * 1024);
+            // 设置dump目录  [AUTO-TRANSLATED:23c88ace]
+            // Set dump directory
+            GET_CONFIG(string, dump_dir, RtpProxy::kDumpDir);
+            if (!dump_dir.empty()) {
+                auto save_path = File::absolutePath(_media_info.stream + ".mpeg", dump_dir);
+                _save_file_ps.reset(File::create_file(save_path.data(), "wb"), [](FILE *fp) {
+                    if (fp) {
+                        fclose(fp);
+                    }
+                });
+            }
+        } while (false);
+
         // 设置frame回调  [AUTO-TRANSLATED:dec7590f]
         // Set frame callback
         _rtp_decoder[pt]->addDelegate([this, pt](const Frame::Ptr &frame) {
@@ -169,11 +166,16 @@ bool GB28181Process::inputRtp(bool, const char *data, size_t data_len) {
 }
 
 void GB28181Process::onRtpDecode(const Frame::Ptr &frame) {
-    if (frame->getCodecId() != CodecInvalid) {
-        // 这里不是ps或ts  [AUTO-TRANSLATED:6f79ac69]
-        // This is not ps or ts
-        _interface->inputFrame(frame);
-        return;
+    switch (frame->getCodecId()) {
+        case CodecInvalid:
+        case CodecTS:
+        case CodecPS: break;
+
+        default:
+            // 这里不是ps或ts  [AUTO-TRANSLATED:6f79ac69]
+            // This is not ps or ts
+            _interface->inputFrame(frame);
+            return;
     }
 
     // 这是TS或PS  [AUTO-TRANSLATED:55782860]