feat: generic camera stream support for http snapshot and rtsp

CMakeLists.txt

@@ -1067,6 +1067,7 @@ function(orcaslicer_copy_dlls target config postfix output_dlls)
             ${CMAKE_PREFIX_PATH}/bin/occt/TKXDESTEP.dll
             ${CMAKE_PREFIX_PATH}/bin/occt/TKXSBase.dll
             ${CMAKE_PREFIX_PATH}/bin/freetype.dll
+            ${CMAKE_PREFIX_PATH}/bin/avformat-61.dll
             ${CMAKE_PREFIX_PATH}/bin/avcodec-61.dll
             ${CMAKE_PREFIX_PATH}/bin/swresample-5.dll
             ${CMAKE_PREFIX_PATH}/bin/swscale-8.dll
@@ -1106,6 +1107,7 @@ function(orcaslicer_copy_dlls target config postfix output_dlls)
         ${_out_dir}/TKXSBase.dll
 
         ${_out_dir}/freetype.dll
+        ${_out_dir}/avformat-61.dll
         ${_out_dir}/avcodec-61.dll
         ${_out_dir}/swresample-5.dll
         ${_out_dir}/swscale-8.dll
@@ -1128,7 +1130,10 @@ function(orcaslicer_copy_sos target config postfix output_sos)
         set(_out_dir "${CMAKE_CURRENT_BINARY_DIR}")
     endif ()
 
-    file(COPY ${CMAKE_PREFIX_PATH}/lib/libavcodec.so
+    file(COPY ${CMAKE_PREFIX_PATH}/lib/libavformat.so
+            ${CMAKE_PREFIX_PATH}/lib/libavformat.so.61
+            ${CMAKE_PREFIX_PATH}/lib/libavformat.so.61.1.100
+            ${CMAKE_PREFIX_PATH}/lib/libavcodec.so
             ${CMAKE_PREFIX_PATH}/lib/libavcodec.so.61
             ${CMAKE_PREFIX_PATH}/lib/libavcodec.so.61.3.100
             ${CMAKE_PREFIX_PATH}/lib/libavutil.so
@@ -1143,6 +1148,9 @@ function(orcaslicer_copy_sos target config postfix output_sos)
          DESTINATION ${_out_dir})
 
     set(${output_sos}
+        ${_out_dir}/libavformat.so
+        ${_out_dir}/libavformat.so.61
+        ${_out_dir}/libavformat.so.61.1.100
         ${_out_dir}/libavcodec.so
         ${_out_dir}/libavcodec.so.61
         ${_out_dir}/libavcodec.so.61.3.100
@@ -1271,6 +1279,8 @@ endif ()
 
 if (CMAKE_SYSTEM_NAME STREQUAL "Linux")
     set(LIBRARY_FILES
+    ${LIBDIR_BIN}/libavformat.so.61
+    ${LIBDIR_BIN}/libavformat.so.61.1.100
     ${LIBDIR_BIN}/libavcodec.so.61
     ${LIBDIR_BIN}/libavcodec.so.61.3.100
     ${LIBDIR_BIN}/libavutil.so.59

deps/FFMPEG/FFMPEG.cmake

@@ -69,14 +69,14 @@ else ()
             --disable-filters
             --enable-filter=*null*,afade,*fifo,*format,*resample,aeval,allrgb,allyuv,atempo,pan,*bars,color,*key,crop,draw*,eq*,framerate,*_qsv,*_vaapi,*v4l2*,hw*,scale,volume,test*
             --disable-protocols
-            --enable-protocol=file,fd,pipe,rtp,udp
+            --enable-protocol=file,fd,pipe,rtp,tcp,udp
             --disable-muxers
             --enable-muxer=rtp
             --disable-encoders
             --disable-decoders
             --enable-decoder=*aac*,h264*,mp3*,mjpeg,rv*
             --disable-demuxers
-            --enable-demuxer=h264,mp3,mov
+            --enable-demuxer=h264,mp3,mov,rtsp,sdp
             --disable-zlib
             --disable-avdevice
         BUILD_IN_SOURCE ON

src/slic3r/CMakeLists.txt

@@ -222,6 +222,7 @@ set(SLIC3R_GUI_SOURCES
     GUI/GLToolbar.hpp
     GUI/ImageDPIFrame.cpp
     GUI/ImageDPIFrame.hpp
+    GUI/IMediaController.hpp
     GUI/GUI_App.cpp
     GUI/GUI_App.hpp
     GUI/GUI_AuxiliaryList.cpp
@@ -530,6 +531,8 @@ set(SLIC3R_GUI_SOURCES
     GUI/WebUserLoginDialog.hpp
     GUI/WebViewDialog.cpp
     GUI/WebViewDialog.hpp
+    GUI/WebMediaController.hpp
+    GUI/WebMediaController.cpp
     GUI/Widgets/AMSControl.cpp
     GUI/Widgets/AMSControl.hpp
     GUI/Widgets/AMSItem.cpp
@@ -906,14 +909,15 @@ endif ()
 
 if (APPLE)
     # Static FFmpeg from the deps install: nothing to bundle into the .app,
-    # no rpath/install_name handling. Order matters: avcodec -> swscale -> avutil.
+    # no rpath/install_name handling. Order matters: avformat -> avcodec -> swscale -> avutil.
+    find_library(LIBAVFORMAT_LIBRARY NAMES libavformat.a PATHS ${CMAKE_PREFIX_PATH}/lib NO_DEFAULT_PATH)
     find_library(LIBAVCODEC_LIBRARY NAMES libavcodec.a PATHS ${CMAKE_PREFIX_PATH}/lib NO_DEFAULT_PATH)
     find_library(LIBSWSCALE_LIBRARY NAMES libswscale.a PATHS ${CMAKE_PREFIX_PATH}/lib NO_DEFAULT_PATH)
     find_library(LIBAVUTIL_LIBRARY NAMES libavutil.a PATHS ${CMAKE_PREFIX_PATH}/lib NO_DEFAULT_PATH)
-    if (NOT LIBAVCODEC_LIBRARY OR NOT LIBSWSCALE_LIBRARY OR NOT LIBAVUTIL_LIBRARY)
+    if (NOT LIBAVFORMAT_LIBRARY OR NOT LIBAVCODEC_LIBRARY OR NOT LIBSWSCALE_LIBRARY OR NOT LIBAVUTIL_LIBRARY)
-        message(FATAL_ERROR "Static FFmpeg (libavcodec.a/libswscale.a/libavutil.a) not found under ${CMAKE_PREFIX_PATH}/lib. Rebuild the deps — FFMPEG builds static-only on macOS.")
+        message(FATAL_ERROR "Static FFmpeg (libavformat.a/libavcodec.a/libswscale.a/libavutil.a) not found under ${CMAKE_PREFIX_PATH}/lib. Rebuild the deps — FFMPEG builds static-only on macOS.")
     endif ()
-    target_link_libraries(libslic3r_gui ${LIBAVCODEC_LIBRARY} ${LIBSWSCALE_LIBRARY} ${LIBAVUTIL_LIBRARY})
+    target_link_libraries(libslic3r_gui ${LIBAVFORMAT_LIBRARY} ${LIBAVCODEC_LIBRARY} ${LIBSWSCALE_LIBRARY} ${LIBAVUTIL_LIBRARY})
     target_include_directories(libslic3r_gui SYSTEM PRIVATE ${CMAKE_PREFIX_PATH}/include)
 elseif (WIN32)
     # Prebuilt shared FFmpeg from the deps install. Windows has no pkg-config,
@@ -929,6 +933,7 @@ elseif (WIN32)
     target_include_directories(libslic3r_gui SYSTEM PRIVATE ${CMAKE_PREFIX_PATH}/include)
 else ()
     pkg_check_modules(LIBAV REQUIRED IMPORTED_TARGET
+        libavformat
         libavcodec
         libswscale
         libavutil

src/slic3r/GUI/AVVideoDecoder.cpp

@@ -45,6 +45,25 @@ int AVVideoDecoder::open(Bambu_StreamInfo const &info)
     return 0;
 }
 
+int AVVideoDecoder::open(AVCodecParameters const &parameters)
+{
+    if (avcodec_parameters_to_context(codec_ctx_, &parameters) < 0)
+        return -1;
+
+    auto codec = avcodec_find_decoder(codec_ctx_->codec_id);
+    if (codec == nullptr) {
+        fprintf(stderr, "AVVideoDecoder: unsupported codec!\n");
+        return -1;
+    }
+    if (avcodec_open2(codec_ctx_, codec, nullptr) < 0) {
+        fprintf(stderr, "AVVideoDecoder: could not open codec\n");
+        return -1;
+    }
+
+    frame_ = av_frame_alloc();
+    return frame_ == nullptr ? -1 : 0;
+}
+
 int AVVideoDecoder::decode(const Bambu_Sample &sample)
 {
     int ret = -1;
@@ -71,6 +90,14 @@ int AVVideoDecoder::decode(const Bambu_Sample &sample)
     return ret;
 }
 
+int AVVideoDecoder::decode(const AVPacket &packet)
+{
+    int ret = avcodec_send_packet(codec_ctx_, &packet);
+    if (ret == 0)
+        got_frame_ = avcodec_receive_frame(codec_ctx_, frame_) == 0;
+    return ret;
+}
+
 int AVVideoDecoder::flush()
 {
     int ret = avcodec_send_packet(codec_ctx_, nullptr);

src/slic3r/GUI/AVVideoDecoder.hpp

@@ -23,8 +23,10 @@ public:
 
 public:
     int  open(Bambu_StreamInfo const &info);
+    int  open(AVCodecParameters const &parameters);
 
     int  decode(Bambu_Sample const &sample);
+    int  decode(AVPacket const &packet);
 
     int  flush();
 

src/slic3r/GUI/CameraPopup.cpp

@@ -28,7 +28,6 @@ wxEND_EVENT_TABLE()
 
 wxDEFINE_EVENT(EVT_VCAMERA_SWITCH, wxMouseEvent);
 wxDEFINE_EVENT(EVT_SDCARD_ABSENT_HINT, wxCommandEvent);
-wxDEFINE_EVENT(EVT_CAM_SOURCE_CHANGE, wxCommandEvent);
 
 #define CAMERAPOPUP_CLICK_INTERVAL 20
 
@@ -102,34 +101,6 @@ CameraPopup::CameraPopup(wxWindow *parent)
         top_sizer->Add(0, 0, wxALL, 0);
     }
 
-    // Orca: custom IP camera source — lets the user point Live Video at any camera URL (Orca feature; not in the reference)
-    m_custom_camera_input_confirm = new Button(m_panel, _L("Enable"));
-    m_custom_camera_input_confirm->SetBackgroundColor(wxColour(38, 166, 154));
-    m_custom_camera_input_confirm->SetBorderColor(wxColour(38, 166, 154));
-    m_custom_camera_input_confirm->SetTextColor(wxColour(0xFFFFFE));
-    m_custom_camera_input_confirm->SetFont(Label::Body_14);
-    m_custom_camera_input_confirm->SetMinSize(wxSize(FromDIP(90), FromDIP(30)));
-    m_custom_camera_input_confirm->SetPosition(wxDefaultPosition);
-    m_custom_camera_input_confirm->SetCornerRadius(FromDIP(12));
-    m_custom_camera_input = new TextInput(m_panel, wxEmptyString, wxEmptyString, wxEmptyString, wxDefaultPosition, wxDefaultSize);
-    m_custom_camera_input->GetTextCtrl()->SetHint(_L("Hostname or IP"));
-    m_custom_camera_input->GetTextCtrl()->SetFont(Label::Body_14);
-    m_custom_camera_hint = new wxStaticText(m_panel, wxID_ANY, _L("Custom camera source"));
-    m_custom_camera_hint->Wrap(-1);
-    m_custom_camera_hint->SetFont(Label::Head_14);
-    m_custom_camera_hint->SetForegroundColour(TEXT_COL);
-
-    m_custom_camera_input_confirm->Bind(wxEVT_BUTTON, &CameraPopup::on_camera_source_changed, this);
-
-    if (!wxGetApp().app_config->get("camera", "custom_source").empty()) {
-        m_custom_camera_input->GetTextCtrl()->SetValue(wxGetApp().app_config->get("camera", "custom_source"));
-        set_custom_cam_button_state(wxGetApp().app_config->get("camera", "enable_custom_source") == "true");
-    }
-
-    top_sizer->Add(m_custom_camera_hint, 0, wxALIGN_CENTER_VERTICAL | wxALIGN_LEFT | wxALL, FromDIP(5));
-    top_sizer->Add(0, 0, wxALL, 0);
-    top_sizer->Add(m_custom_camera_input, 2, wxALIGN_CENTER_VERTICAL | wxEXPAND | wxALL, FromDIP(5));
-    top_sizer->Add(m_custom_camera_input_confirm, 1, wxALIGN_CENTER_VERTICAL | wxALIGN_RIGHT | wxALL, FromDIP(5));
     main_sizer->Add(top_sizer, 0, wxALL, FromDIP(10));
 
     auto url = wxString(L"https://www.orcaslicer.com/wiki/"); // Orca: neutral wiki link (vendor URL removed)
@@ -184,37 +155,6 @@ void CameraPopup::sdcard_absent_hint()
     GetEventHandler()->ProcessEvent(evt);
 }
 
-void CameraPopup::on_camera_source_changed(wxCommandEvent &event)
-{
-    if (m_obj && !m_custom_camera_input->GetTextCtrl()->IsEmpty()) {
-        handle_camera_source_change();
-    }
-}
-
-void CameraPopup::handle_camera_source_change()
-{
-    m_custom_camera_enabled = !m_custom_camera_enabled;
-
-    set_custom_cam_button_state(m_custom_camera_enabled);
-
-    wxGetApp().app_config->set("camera", "custom_source", m_custom_camera_input->GetTextCtrl()->GetValue().ToStdString());
-    wxGetApp().app_config->set("camera", "enable_custom_source", m_custom_camera_enabled);
-
-    wxCommandEvent evt(EVT_CAM_SOURCE_CHANGE);
-    evt.SetEventObject(this);
-    GetEventHandler()->ProcessEvent(evt);
-}
-
-void CameraPopup::set_custom_cam_button_state(bool state)
-{
-    m_custom_camera_enabled = state;
-    auto stateColour = state ? wxColour(170, 0, 0) : wxColour(38, 166, 154);
-    auto stateText = state ? "Disable" : "Enable";
-    m_custom_camera_input_confirm->SetBackgroundColor(stateColour);
-    m_custom_camera_input_confirm->SetBorderColor(stateColour);
-    m_custom_camera_input_confirm->SetLabel(_L(stateText));
-}
-
 void CameraPopup::on_switch_recording(wxCommandEvent& event)
 {
     if (!m_obj) return;

src/slic3r/GUI/CameraPopup.hpp

@@ -15,14 +15,12 @@
 #include "Widgets/SwitchButton.hpp"
 #include "Widgets/RadioBox.hpp"
 #include "Widgets/PopupWindow.hpp"
-#include "Widgets/TextInput.hpp"
 
 namespace Slic3r {
 namespace GUI {
 
 wxDECLARE_EVENT(EVT_VCAMERA_SWITCH, wxMouseEvent);
 wxDECLARE_EVENT(EVT_SDCARD_ABSENT_HINT, wxCommandEvent);
-wxDECLARE_EVENT(EVT_CAM_SOURCE_CHANGE, wxCommandEvent);
 
 class CameraPopup : public PopupWindow
 {
@@ -53,9 +51,6 @@ protected:
     void on_switch_recording(wxCommandEvent& event);
     void on_set_resolution();
     void sdcard_absent_hint();
-    void on_camera_source_changed(wxCommandEvent& event);
-    void handle_camera_source_change();
-    void set_custom_cam_button_state(bool state);
 
     wxWindow *  create_item_radiobox(wxString title, wxWindow *parent, wxString tooltip, int padding_left);
     void select_curr_radiobox(int btn_idx);
@@ -74,10 +69,6 @@ private:
     SwitchButton* m_switch_vcamera;
     wxStaticText* m_text_liveview_retry;
     SwitchButton* m_switch_liveview_retry;
-    wxStaticText* m_custom_camera_hint;
-    TextInput* m_custom_camera_input;
-    Button* m_custom_camera_input_confirm;
-    bool m_custom_camera_enabled{ false };
     wxStaticText* m_text_resolution;
     wxWindow* m_resolution_options[RESOLUTION_OPTIONS_NUM];
     wxScrolledWindow *m_panel;

src/slic3r/GUI/DeviceManager.cpp

@@ -1338,7 +1338,6 @@ int MachineObject::command_get_access_code() {
     return this->publish_json(j);
 }
 
-
 int MachineObject::command_request_push_all(bool request_now)
 {
     auto curr_time = std::chrono::system_clock::now();

src/slic3r/GUI/DeviceManager.hpp

@@ -749,6 +749,7 @@ public:
     int command_set_printer_nozzle(std::string nozzle_type, float diameter);
     int command_set_printer_nozzle2(int id, std::string nozzle_type, float diameter);
     int command_get_access_code();
+    int command_start_camera();
     int command_ack_proceed(json& proceed);
     int command_purification_disable();
     int command_dont_remind_next_time(json& mqtt_guard_json);
@@ -797,7 +798,6 @@ public:
     int command_ams_select_tray(std::string tray_id);
     int command_ams_refresh_rfid(std::string tray_id);
     int command_ams_refresh_rfid2(int ams_id, int slot_id);
-    int command_start_camera();
     int command_ams_control(std::string action);
     int command_ams_drying_stop();
     int command_start_extrusion_cali(int tray_index, int nozzle_temp, int bed_temp, float max_volumetric_speed, std::string setting_id = "");

src/slic3r/GUI/IMediaController.hpp

@@ -0,0 +1,35 @@
+#pragma once
+
+#include <wx/mediactrl.h>
+#include <wx/uri.h>
+
+#include <slic3r/Utils/IPrinterAgent.hpp>
+
+namespace Slic3r { namespace GUI {
+
+class IMediaController
+{
+public:
+    virtual void Load(wxURI url) = 0;
+
+    // The default keeps existing media controllers unaware of camera-specific modes.
+    virtual void Load(wxURI url, CameraStreamMode mode)
+    {
+        (void) mode;
+        Load(url);
+    }
+
+    virtual void Play() = 0;
+
+    virtual void Stop() = 0;
+
+    virtual wxMediaState GetState() { return wxMediaState{}; }
+
+    virtual int GetLastError() const { return {}; };
+
+    virtual wxSize GetVideoSize() const { return {}; };
+
+private:
+};
+
+}} // namespace Slic3r::GUI

src/slic3r/GUI/MediaPlayCtrl.cpp

@@ -146,8 +146,48 @@ MediaPlayCtrl::~MediaPlayCtrl()
     BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << ": " << this;
 }
 
+void MediaPlayCtrl::SetWebMediaController(IMediaController *ctrl)
+{
+    m_web_ctrl = ctrl;
+}
+
+CameraStreamMode MediaPlayCtrl::current_mode() const
+{
+    auto agent = wxGetApp().getAgent();
+    return agent ? agent->get_camera_stream_mode() : CameraStreamMode::none;
+}
+
 void MediaPlayCtrl::SetMachineObject(MachineObject* obj)
 {
+    switch (current_mode()) {
+    case CameraStreamMode::http:
+    case CameraStreamMode::http_snapshot:
+    case CameraStreamMode::rtsp: {
+        std::string machine = obj ? obj->get_dev_id() : "";
+        auto agent = wxGetApp().getAgent();
+        std::string url = agent ? agent->get_local_camera_stream_url() : "";
+        m_camera_exists = !url.empty();
+        Enable(obj && m_camera_exists);
+        bool changed = machine != m_machine || url != m_agent_camera_url;
+        m_machine   = machine;
+        m_agent_camera_url = url;
+        m_url       = from_u8(url);
+        if (!changed) {
+            if (m_last_state == MEDIASTATE_IDLE && IsEnabled() && !m_web_user_stopped)
+                Play();
+            return;
+        }
+        m_web_user_stopped = false;
+        if (m_last_state != MEDIASTATE_IDLE)
+            Stop(" ");
+        if (IsEnabled())
+            Play();
+        return;
+    }
+    default:
+        break;
+    }
+
     std::string machine = obj ? obj->get_dev_id() : "";
     if (obj) {
         m_camera_exists  = obj->has_ipcam;
@@ -249,6 +289,42 @@ void refresh_agora_url(char const* device, char const* dev_ver, char const* chan
 
 void MediaPlayCtrl::Play()
 {
+    switch (current_mode()) {
+    case CameraStreamMode::http:
+    case CameraStreamMode::http_snapshot:
+        if (!m_next_retry.IsValid() || wxDateTime::Now() < m_next_retry)
+            return;
+        if (!IsShownOnScreen()) return;
+        if (m_last_state != MEDIASTATE_IDLE) return;
+        if (m_machine.empty() || !IsEnabled() || !m_camera_exists || m_url.IsEmpty() || !m_web_ctrl) {
+            Stop(_L("Please confirm if the printer is connected."));
+            return;
+        }
+        if (auto agent = wxGetApp().getAgent())
+            agent->command_start_camera(m_machine);
+        m_button_play->SetIcon("media_stop");
+        m_web_ctrl->Load(wxURI(m_url), current_mode());
+        m_web_ctrl->Play();
+        m_last_state = wxMEDIASTATE_PLAYING;
+        SetStatus(_L("Playing..."), false);
+        return;
+    case CameraStreamMode::rtsp:
+        if (m_next_retry.IsValid() && wxDateTime::Now() < m_next_retry)
+            return;
+        if (!IsShownOnScreen()) return;
+        if (m_last_state != MEDIASTATE_IDLE) return;
+        m_failed_code = 0;
+        if (m_machine.empty() || !IsEnabled() || !m_camera_exists || m_url.IsEmpty()) {
+            Stop(_L("Please confirm if the printer is connected."));
+            return;
+        }
+        m_button_play->SetIcon("media_stop");
+        load();
+        return;
+    default:
+        break;
+    }
+
     if (!m_next_retry.IsValid() || wxDateTime::Now() < m_next_retry)
         return;
     if (!IsShownOnScreen())
@@ -376,8 +452,38 @@ void MediaPlayCtrl::Play()
 
 void start_ping_test();
 
+void MediaPlayCtrl::StopWebStream()
+{
+    if (m_last_state == MEDIASTATE_IDLE)
+        return;
+    if (m_web_ctrl)
+        m_web_ctrl->Stop();
+    m_button_play->SetIcon("media_play");
+    m_last_state = MEDIASTATE_IDLE;
+    SetStatus(_L("Video Stopped."), false);
+}
+
 void MediaPlayCtrl::Stop(wxString const &msg, wxString const &msg2)
 {
+    switch (current_mode()) {
+    case CameraStreamMode::http:
+    case CameraStreamMode::http_snapshot:
+        if (m_last_state != MEDIASTATE_IDLE) {
+            if (m_web_ctrl) m_web_ctrl->Stop();
+            m_button_play->SetIcon("media_play");
+            m_last_state = MEDIASTATE_IDLE;
+            if (!msg.IsEmpty())
+                SetStatus(msg);
+            else
+                SetStatus(_L("Video Stopped."), false);
+        } else if (!msg.IsEmpty()) {
+            SetStatus(msg, false);
+        }
+        return;
+    default:
+        break;
+    }
+
     int last_state = m_last_state;
 
     if (m_last_state != MEDIASTATE_IDLE) {
@@ -454,10 +560,12 @@ void MediaPlayCtrl::TogglePlay()
     BOOST_LOG_TRIVIAL(info) << "MediaPlayCtrl::TogglePlay";
     if (m_last_state != MEDIASTATE_IDLE) {
         m_next_retry = wxDateTime();
+        m_web_user_stopped = true;
         Stop();
     } else {
         m_failed_retry = 0;
         m_user_triggered = true;
+        m_web_user_stopped = false;
         if (m_last_user_play + wxTimeSpan::Minutes(5) < wxDateTime::Now()) {
             m_last_failed_codes.clear();
             m_last_user_play = wxDateTime::Now();
@@ -661,7 +769,7 @@ void MediaPlayCtrl::load()
 {
     m_last_state = MEDIASTATE_LOADING;
     SetStatus(_L("Loading..."));
-    if (wxGetApp().app_config->get("internal_developer_mode") == "true") {
+    if (current_mode() != CameraStreamMode::rtsp) {
         std::string file_h264 = data_dir() + "/video.h264";
         std::string file_info = data_dir() + "/video.info";
         BOOST_LOG_TRIVIAL(info) << "MediaPlayCtrl dump video to " << file_h264;

src/slic3r/GUI/MediaPlayCtrl.h

@@ -9,6 +9,8 @@
 #define MediaPlayCtrl_h
 
 #include "wxMediaCtrl3.h"
+#include "IMediaController.hpp"
+#include "slic3r/Utils/IPrinterAgent.hpp"
 
 #include <wx/panel.h>
 
@@ -36,6 +38,10 @@ public:
 
     void SetMachineObject(MachineObject * obj);
 
+    void SetWebMediaController(IMediaController *ctrl);
+
+    void StopWebStream();
+
     bool IsStreaming() const;
 
     void ToggleStream();
@@ -66,6 +72,8 @@ private:
 
     static bool get_stream_url(std::string *url = nullptr);
 
+    CameraStreamMode current_mode() const;
+
 private:
     static inline const wxMediaState MEDIASTATE_IDLE = static_cast<wxMediaState>(3);
     static inline const wxMediaState MEDIASTATE_INITIALIZING = static_cast<wxMediaState>(4);
@@ -76,6 +84,9 @@ private:
     std::shared_ptr<int> m_token = std::make_shared<int>(0);
 
     wxMediaCtrl3 * m_media_ctrl;
+    IMediaController * m_web_ctrl = nullptr;
+    std::string m_agent_camera_url;
+    bool m_web_user_stopped = false;
     wxMediaState m_last_state = MEDIASTATE_IDLE;
     std::string m_machine;
     int m_lan_proto = 0;

src/slic3r/GUI/StatusPanel.cpp

@@ -1494,27 +1494,26 @@ wxBoxSizer *StatusBasePanel::create_monitoring_page()
     m_setting_button->SetMinSize(wxSize(FromDIP(38), FromDIP(24)));
     m_setting_button->SetBackgroundColour(STATUS_TITLE_BG);
 
-    m_camera_switch_button = new wxStaticBitmap(m_panel_monitoring_title, wxID_ANY, wxNullBitmap, wxDefaultPosition, wxSize(FromDIP(38), FromDIP(24)), 0);
+    // m_camera_switch_button = new wxStaticBitmap(m_panel_monitoring_title, wxID_ANY, wxNullBitmap, wxDefaultPosition, wxSize(FromDIP(38), FromDIP(24)), 0);
-    m_camera_switch_button->SetMinSize(wxSize(FromDIP(38), FromDIP(24)));
+    // m_camera_switch_button->SetMinSize(wxSize(FromDIP(38), FromDIP(24)));
-    m_camera_switch_button->SetBackgroundColour(STATUS_TITLE_BG);
+    // m_camera_switch_button->SetBackgroundColour(STATUS_TITLE_BG);
-    m_camera_switch_button->SetBitmap(m_bitmap_switch_camera.bmp());
+    // m_camera_switch_button->SetBitmap(m_bitmap_switch_camera.bmp());
-    m_camera_switch_button->Bind(wxEVT_LEFT_DOWN, &StatusBasePanel::on_camera_switch_toggled, this);
+    // m_camera_switch_button->Bind(wxEVT_RIGHT_DOWN, [this](auto& e) {
-    m_camera_switch_button->Bind(wxEVT_RIGHT_DOWN, [this](auto& e) {
+    //     const std::string js_request_pip = R"(
-        const std::string js_request_pip = R"(
+    //         document.querySelector('video').requestPictureInPicture();
-            document.querySelector('video').requestPictureInPicture();
+    //     )";
-        )";
+    //     m_custom_camera_view->RunScript(js_request_pip);
-        m_custom_camera_view->RunScript(js_request_pip);
+    // });
-    });
+    // m_camera_switch_button->Hide();
-    m_camera_switch_button->Hide();
 
     m_bitmap_sdcard_img->SetToolTip(_L("Storage"));
     m_bitmap_timelapse_img->SetToolTip(_L("Timelapse"));
     m_bitmap_recording_img->SetToolTip(_L("Video"));
     m_bitmap_vcamera_img->SetToolTip(_L("Go Live"));
     m_setting_button->SetToolTip(_L("Camera Setting"));
-    m_camera_switch_button->SetToolTip(_L("Switch Camera View"));
+    // m_camera_switch_button->SetToolTip(_L("Switch Camera View"));
 
-    bSizer_monitoring_title->Add(m_camera_switch_button, 0, wxALIGN_CENTER_VERTICAL | wxALL, FromDIP(5));
+    // bSizer_monitoring_title->Add(m_camera_switch_button, 0, wxALIGN_CENTER_VERTICAL | wxALL, FromDIP(5));
     bSizer_monitoring_title->Add(m_bitmap_sdcard_img, 0, wxALIGN_CENTER_VERTICAL | wxALL, FromDIP(5));
     bSizer_monitoring_title->Add(m_bitmap_timelapse_img, 0, wxALIGN_CENTER_VERTICAL | wxALL, FromDIP(5));
     bSizer_monitoring_title->Add(m_bitmap_recording_img, 0, wxALIGN_CENTER_VERTICAL | wxALL, FromDIP(5));
@@ -1537,19 +1536,18 @@ wxBoxSizer *StatusBasePanel::create_monitoring_page()
     m_custom_camera_view = WebView::CreateWebView(this, wxEmptyString);
     m_custom_camera_view->EnableContextMenu(false);
     Bind(wxEVT_WEBVIEW_NAVIGATING, &StatusBasePanel::on_webview_navigating, this, m_custom_camera_view->GetId());
+    m_web_media_controller = std::make_unique<WebMediaController>(m_custom_camera_view);
 
     m_media_play_ctrl = new MediaPlayCtrl(this, m_media_ctrl, wxDefaultPosition, wxSize(-1, FromDIP(40)));
+    m_media_play_ctrl->SetWebMediaController(m_web_media_controller.get());
     m_custom_camera_view->Hide();
-    m_custom_camera_view->Bind(wxEVT_WEBVIEW_SCRIPT_MESSAGE_RECEIVED, [this](wxWebViewEvent& evt) {
+    // m_custom_camera_view->Bind(wxEVT_WEBVIEW_SCRIPT_MESSAGE_RECEIVED, [this](wxWebViewEvent& evt) {
-        if (evt.GetString() == "leavepictureinpicture") {
+    //     if (evt.GetString() == "leavepictureinpicture") {
-            // When leaving PiP, video gets paused in some cases and toggling play
+    //         // When leaving PiP, video gets paused in some cases and toggling play
-            // programmatically does not work.
+    //         // programmatically does not work.
-            m_custom_camera_view->Reload();
+    //         m_custom_camera_view->Reload();
-        }
+    //     }
-        else if (evt.GetString() == "enterpictureinpicture") {
+    // });
-            toggle_builtin_camera();
-        }
-    });
 
     sizer->Add(m_media_ctrl, 1, wxEXPAND | wxALL, 0);
     sizer->Add(m_custom_camera_view, 1, wxEXPAND | wxALL, 0);
@@ -1559,10 +1557,6 @@ wxBoxSizer *StatusBasePanel::create_monitoring_page()
 //
 //    sizer->Add(media_ctrl_panel, 1, wxEXPAND | wxALL, 1);
 
-    if (wxGetApp().app_config->get("camera", "enable_custom_source") == "true") {
-        handle_camera_source_change();
-    }
-
     return sizer;
 }
 
@@ -2312,25 +2306,21 @@ void StatusPanel::update_camera_state(MachineObject* obj)
 {
     if (!obj) return;
 
-    const bool has_printer_webcam = !obj->webcam_stream_url.empty();
+    auto agent = wxGetApp().getAgent();
+    const auto camera_mode = agent ? agent->get_camera_stream_mode() : CameraStreamMode::none;
+    const bool has_printer_webcam = camera_mode == CameraStreamMode::http || camera_mode == CameraStreamMode::http_snapshot;
     if (has_printer_webcam) {
-        if (m_printer_webcam_url != obj->webcam_stream_url) {
+        //m_camera_switch_button->Hide();
-            m_custom_camera_view->LoadURL(obj->webcam_stream_url);
-            m_custom_camera_view->Show();
-            m_media_ctrl->Hide();
-            m_media_play_ctrl->Hide();
-            m_printer_webcam_url = obj->webcam_stream_url;
-        }
-        m_camera_switch_button->Hide();
         if (!m_custom_camera_view->IsShown()) {
-            // why: do not compare or reload the WebView URL per tick, or redirects can cause a reload loop.
+            // why: do not reload the WebView URL per tick, or redirects can cause a reload loop.
+            // MediaPlayCtrl (via its WebMediaController) owns loading/playing the stream itself.
             m_custom_camera_view->Show();
             m_media_ctrl->Hide();
-            m_media_play_ctrl->Hide();
         }
-    } else if (!m_printer_webcam_url.empty()) {
+    } else if (m_custom_camera_view->IsShown()) {
-        handle_camera_source_change();
+        m_custom_camera_view->Hide();
-        m_printer_webcam_url.clear();
+        m_media_ctrl->Show();
+        m_media_play_ctrl->StopWebStream();
     }
 
     //sdcard
@@ -5056,7 +5046,6 @@ void StatusPanel::on_camera_enter(wxMouseEvent& event)
             }
             sdcard_hint_dlg->on_show();
             });
-        m_camera_popup->Bind(EVT_CAM_SOURCE_CHANGE, &StatusPanel::on_camera_source_change, this);
         wxWindow* ctrl = (wxWindow*)event.GetEventObject();
         wxPoint   pos = ctrl->ClientToScreen(wxPoint(0, 0));
         wxSize        sz   = ctrl->GetSize();
@@ -5068,54 +5057,6 @@ void StatusPanel::on_camera_enter(wxMouseEvent& event)
     }
 }
 
-void StatusBasePanel::on_camera_source_change(wxCommandEvent& event)
-{
-    handle_camera_source_change();
-}
-
-void StatusBasePanel::handle_camera_source_change()
-{
-    const auto new_cam_url = wxGetApp().app_config->get("camera", "custom_source");
-    const auto enabled = wxGetApp().app_config->get("camera", "enable_custom_source") == "true";
-
-    if (enabled && !new_cam_url.empty()) {
-        m_custom_camera_view->LoadURL(new_cam_url);
-        toggle_custom_camera();
-        m_camera_switch_button->Show();
-    } else {
-        toggle_builtin_camera();
-        m_camera_switch_button->Hide();
-    }
-}
-
-void StatusBasePanel::toggle_builtin_camera()
-{
-    m_custom_camera_view->Hide();
-    m_media_ctrl->Show();
-    m_media_play_ctrl->Show();
-}
-
-void StatusBasePanel::toggle_custom_camera()
-{
-    const auto enabled = wxGetApp().app_config->get("camera", "enable_custom_source") == "true";
-
-    if (enabled) {
-        m_custom_camera_view->Show();
-        m_media_ctrl->Hide();
-        m_media_play_ctrl->Hide();
-    }
-}
-
-void StatusBasePanel::on_camera_switch_toggled(wxMouseEvent& event)
-{
-    const auto enabled = wxGetApp().app_config->get("camera", "enable_custom_source") == "true";
-    if (enabled && m_media_ctrl->IsShown()) {
-        toggle_custom_camera();
-    } else {
-        toggle_builtin_camera();
-    }
-}
-
 void StatusBasePanel::remove_controls()
 {
     const std::string js_cleanup_video_element = R"(
@@ -5268,9 +5209,10 @@ bool StatusPanel::is_stage_list_info_changed(MachineObject *obj)
 void StatusPanel::set_default()
 {
     BOOST_LOG_TRIVIAL(trace) << "status_panel: set_default";
-    if (!m_printer_webcam_url.empty()) {
+    if (m_custom_camera_view->IsShown()) {
-        handle_camera_source_change();
+        m_custom_camera_view->Hide();
-        m_printer_webcam_url.clear();
+        m_media_ctrl->Show();
+        m_media_play_ctrl->StopWebStream();
     }
     obj                  = nullptr;
     last_subtask         = nullptr;

src/slic3r/GUI/StatusPanel.hpp

@@ -15,7 +15,9 @@
 #include <wx/gbsizer.h>
 #include <wx/webrequest.h>
 #include <chrono>
+#include <memory>
 #include "MediaPlayCtrl.h"
+#include "WebMediaController.hpp"
 #include "AMSSetting.hpp"
 #include "Calibration.hpp"
 #include "CalibrationWizardPage.hpp"
@@ -440,7 +442,7 @@ protected:
     wxStaticBitmap *m_bitmap_sdcard_img;
     wxStaticBitmap *m_bitmap_static_use_time;
     wxStaticBitmap *m_bitmap_static_use_weight;
-    wxStaticBitmap* m_camera_switch_button;
+    // wxStaticBitmap* m_camera_switch_button;
 
 
     wxMediaCtrl3 *  m_media_ctrl;
@@ -462,6 +464,8 @@ protected:
     ScalableButton *m_button_abort;
     Button *        m_button_clean;
     wxWebView *     m_custom_camera_view{nullptr};
+    std::unique_ptr<WebMediaController> m_web_media_controller;
+
     wxSimplebook*   m_extruder_book;
     std::vector<ExtruderImage *> m_extruderImage;
 
@@ -577,13 +581,8 @@ protected:
     virtual void on_axis_ctrl_e_up_10(wxCommandEvent &event) { event.Skip(); }
     virtual void on_axis_ctrl_e_down_10(wxCommandEvent &event) { event.Skip(); }
     virtual void on_nozzle_selected(wxCommandEvent &event) { event.Skip(); }
-    void on_camera_source_change(wxCommandEvent& event);
-    void handle_camera_source_change();
     void remove_controls();
     void on_webview_navigating(wxWebViewEvent& evt);
-    void on_camera_switch_toggled(wxMouseEvent& event);
-    void toggle_custom_camera();
-    void toggle_builtin_camera();
 
 public:
     StatusBasePanel(wxWindow *      parent,
@@ -664,7 +663,6 @@ protected:
     int          m_last_timelapse = -1;
     int          m_last_extrusion = -1;
     int          m_last_vcamera   = -1;
-    std::string  m_printer_webcam_url;
     int          m_model_mall_request_count = 0;
     bool         m_is_load_with_temp = false;
     json         m_rating_result;

src/slic3r/GUI/WebMediaController.cpp

@@ -0,0 +1,83 @@
+#include "WebMediaController.hpp"
+
+#include <wx/webview.h>
+
+namespace Slic3r { namespace GUI {
+
+WebMediaController::WebMediaController(wxWebView *webview) : m_webview(webview)
+{
+    if (!m_webview)
+        return;
+
+    m_webview->SetBackgroundColour(*wxBLACK);
+    m_webview->SetPage(
+        "<html><head><style>html,body{margin:0;height:100%;background:#000;}</style></head><body></body></html>",
+        "");
+}
+
+void WebMediaController::Load(wxURI url)
+{
+    Load(url, CameraStreamMode::http);
+}
+
+void WebMediaController::Load(wxURI url, CameraStreamMode mode)
+{
+    m_url = url.BuildURI().ToStdString();
+    m_stream_mode = mode;
+}
+
+void WebMediaController::Play()
+{
+    if (!m_webview)
+        return;
+
+    wxString url = wxString::FromUTF8(m_url);
+    wxString html = "<html><head><style>"
+                    "html,body{margin:0;height:100%;background:#000;overflow:hidden;}"
+                    "img{width:100%;height:100%;object-fit:contain;display:block;}"
+                    "</style></head><body><img id=\"camera-frame\"";
+    if (m_stream_mode == CameraStreamMode::http_snapshot) {
+        html += " data-camera-url=\"" + url + "\"><script>"
+                "const cameraFrame=document.getElementById('camera-frame');"
+                "const cameraUrl=cameraFrame.dataset.cameraUrl;"
+                "let cameraFrameLoading=false;"
+                "function refreshCameraFrame(){"
+                "if(cameraFrameLoading)return;"
+                "cameraFrameLoading=true;"
+                "const nextFrame=new Image();"
+                "nextFrame.onload=function(){cameraFrame.src=nextFrame.src;cameraFrameLoading=false;};"
+                "nextFrame.onerror=function(){cameraFrameLoading=false;};"
+                "nextFrame.src=cameraUrl+(cameraUrl.indexOf('?')>=0?'&':'?')+'_orca_frame='+Date.now();"
+                "}"
+                "refreshCameraFrame();"
+                "setInterval(refreshCameraFrame,200);"
+                "</script></body></html>";
+    } else {
+        html += " src=\"" + url + "\"></body></html>";
+    }
+    m_webview->SetPage(html, url);
+}
+
+void WebMediaController::Stop()
+{
+    m_url.clear();
+    if (m_webview)
+        m_webview->Stop();
+}
+
+// wxMediaState WebMediaController::GetState()
+// {
+//     return wxMediaState{};
+// }
+
+// int WebMediaController::GetLastError() const
+// {
+//     return 0;
+// }
+
+// wxSize WebMediaController::GetVideoSize() const
+// {
+//     return wxSize{};
+// }
+
+}} // namespace Slic3r::GUI

src/slic3r/GUI/WebMediaController.hpp

@@ -0,0 +1,36 @@
+#pragma once
+
+#include <slic3r/GUI/IMediaController.hpp>
+
+#include <string>
+
+class wxWebView;
+
+namespace Slic3r { namespace GUI {
+
+class WebMediaController : public IMediaController
+{
+public:
+    explicit WebMediaController(wxWebView *webview);
+
+    void Load(wxURI url) override;
+
+    void Load(wxURI url, CameraStreamMode mode) override;
+
+    void Play() override;
+
+    void Stop() override;
+
+    // wxMediaState GetState() override;
+
+    // int GetLastError() const override;
+
+    // wxSize GetVideoSize() const override;
+
+private:
+    wxWebView * m_webview;
+    std::string m_url;
+    CameraStreamMode m_stream_mode = CameraStreamMode::http;
+};
+
+}} // namespace Slic3r::GUI

src/slic3r/GUI/wxMediaCtrl3.cpp

@@ -4,6 +4,9 @@
 #include "libslic3r/Utils.hpp"
 #include <boost/log/trivial.hpp>
 #include <wx/dcclient.h>
+extern "C" {
+#include <libavformat/avformat.h>
+}
 #ifdef __WIN32__
 #include <versionhelpers.h>
 #include <wx/msw/registry.h>
@@ -185,6 +188,106 @@ void wxMediaCtrl3::bambu_log(void *ctx, int level, tchar const *msg2)
     BOOST_LOG_TRIVIAL(info) << msg.ToUTF8().data();
 }
 
+int wxMediaCtrl3::rtsp_interrupt_callback(void *opaque)
+{
+    auto *ctrl = static_cast<wxMediaCtrl3 *>(opaque);
+    std::lock_guard<std::mutex> lock(ctrl->m_mutex);
+    return ctrl->m_url != ctrl->m_active_url;
+}
+
+int wxMediaCtrl3::PlayRtsp(std::shared_ptr<wxURI> const &url, std::unique_lock<std::mutex> &lock)
+{
+    if (avformat_network_init() < 0)
+        return 2;
+
+    AVFormatContext *format_context = avformat_alloc_context();
+    if (!format_context) {
+        avformat_network_deinit();
+        return 2;
+    }
+
+    format_context->interrupt_callback = {&wxMediaCtrl3::rtsp_interrupt_callback, this};
+    m_active_url = url;
+
+    auto finish = [&](int error) {
+        lock.unlock();
+        avformat_close_input(&format_context);
+        avformat_network_deinit();
+        lock.lock();
+        m_active_url.reset();
+        return error;
+    };
+
+    const std::string uri = url->BuildURI().ToUTF8().data();
+    AVDictionary *options = nullptr;
+    av_dict_set(&options, "rtsp_transport", "tcp", 0);
+    lock.unlock();
+    int error = avformat_open_input(&format_context, uri.c_str(), nullptr, &options);
+    av_dict_free(&options);
+    lock.lock();
+    if (error < 0)
+        return finish(2);
+
+    lock.unlock();
+    error = avformat_find_stream_info(format_context, nullptr);
+    lock.lock();
+    if (error < 0)
+        return finish(2);
+
+    const int video_stream = av_find_best_stream(format_context, AVMEDIA_TYPE_VIDEO, -1, -1, nullptr, 0);
+    if (video_stream < 0)
+        return finish(2);
+
+    AVVideoDecoder decoder;
+    if (decoder.open(*format_context->streams[video_stream]->codecpar) < 0)
+        return finish(2);
+
+    m_video_size = {format_context->streams[video_stream]->codecpar->width,
+                    format_context->streams[video_stream]->codecpar->height};
+    if (!m_video_size.IsFullySpecified() || m_video_size.x <= 0 || m_video_size.y <= 0)
+        return finish(2);
+    adjust_frame_size(m_frame_size, m_video_size, GetSize());
+    NotifyStopped();
+
+    AVPacket *packet = av_packet_alloc();
+    if (!packet)
+        return finish(2);
+
+    while (m_url == url) {
+        lock.unlock();
+        error = av_read_frame(format_context, packet);
+        lock.lock();
+        if (m_url != url)
+            break;
+        if (error < 0)
+            break;
+        if (packet->stream_index == video_stream) {
+            const int decode_error = decoder.decode(*packet);
+            if (decode_error == 0) {
+                auto frame_size = m_frame_size;
+                lock.unlock();
+#ifdef _WIN32
+                wxBitmap frame;
+                decoder.toWxBitmap(frame, frame_size);
+#else
+                wxImage frame;
+                decoder.toWxImage(frame, frame_size);
+#endif
+                lock.lock();
+                if (m_url != url)
+                    break;
+                if (frame.IsOk())
+                    m_frame = frame;
+                CallAfter([this] { Refresh(); });
+            }
+        }
+        av_packet_unref(packet);
+    }
+
+    av_packet_free(&packet);
+    return finish(m_url == url ? 2 : 1);
+}
+
 void wxMediaCtrl3::PlayThread()
 {
     using namespace std::chrono_literals;
@@ -197,9 +300,15 @@ void wxMediaCtrl3::PlayThread()
             continue;
         if (!url->HasScheme())
             break;
+        const wxString scheme = url->GetScheme();
+        const bool generic_rtsp = scheme.CmpNoCase("rtsp") == 0 || scheme.CmpNoCase("rtsps") == 0;
+        int error = 0;
+        if (generic_rtsp) {
+            error = PlayRtsp(url, lk);
+        } else {
             lk.unlock();
             Bambu_Tunnel tunnel = nullptr;
-        int error = Bambu_Create(&tunnel, m_url->BuildURI().ToUTF8());
+            error = Bambu_Create(&tunnel, m_url->BuildURI().ToUTF8());
             if (error == 0) {
                 Bambu_SetLogger(tunnel, &wxMediaCtrl3::bambu_log, this);
                 error = Bambu_Open(tunnel);
@@ -294,6 +403,7 @@ void wxMediaCtrl3::PlayThread()
                 tunnel = nullptr;
                 lk.lock();
             }
+        }
         if (m_url == url)
             m_error = error;
         m_frame_size = wxDefaultSize;

src/slic3r/GUI/wxMediaCtrl3.h

@@ -56,8 +56,10 @@ protected:
     void DoSetSize(int x, int y, int width, int height, int sizeFlags) override;
 
     static void bambu_log(void *ctx, int level, tchar const *msg);
+    static int rtsp_interrupt_callback(void *opaque);
 
     void PlayThread();
+    int PlayRtsp(std::shared_ptr<wxURI> const &url, std::unique_lock<std::mutex> &lock);
 
     void NotifyStopped();
 
@@ -74,6 +76,7 @@ private:
 #endif
 
     std::shared_ptr<wxURI> m_url;
+    std::shared_ptr<wxURI> m_active_url;
     std::uint64_t m_last_PTS{0};
     std::chrono::system_clock::time_point m_last_PTS_expected;
     std::chrono::system_clock::time_point m_last_PTS_practical;

src/slic3r/Utils/IPrinterAgent.hpp

@@ -81,6 +81,14 @@ enum class FilamentSyncMode {
     pull          ///< On-demand fetch via REST API (blocking call)
 };
 
+enum class CameraStreamMode {
+    none = 0,
+    http,  // LAN or Cloud
+    rtsp,  // LAN only
+    webrtc, // Cloud only
+    http_snapshot // HTTP endpoint returning one image per request
+};
+
 /**
  * IPrinterAgent - Interface for printer operations.
  *
@@ -354,12 +362,26 @@ public:
      */
     virtual FilamentSyncMode get_filament_sync_mode() const { return FilamentSyncMode::none; }
 
+    /**
+     * Get the camera stream mode for this agent. This value can be deterministic and derived at
+     * runtime if the printer supports multiple camera stream modes. E.g. LAN => HTTP/RTSP, Cloud => WebRTC.
+     *
+     * @return CameraStreamMode indicating how the camera stream is obtained or used:
+     */
+    virtual CameraStreamMode get_camera_stream_mode() const { return CameraStreamMode::none; }
+
     /**
      * Refresh filament info from the printer synchronously.
      * Should only be called when get_filament_sync_mode() returns FilamentSyncMode::pull.
      * Populates the MachineObject's DevFilaSystem with fetched filament data.
      */
     virtual bool fetch_filament_info(std::string dev_id, FilamentSyncMode sync_mode = FilamentSyncMode::pull) { return false; }
+
+    /**
+     * Get the current camera stream URL for this agent's active machine.
+     * Only meaningful when get_camera_stream_mode() returns an HTTP or RTSP mode.
+     */
+    virtual std::string get_camera_url() const { return {}; }
 };
 
 } // namespace Slic3r

src/slic3r/Utils/MoonrakerPrinterAgent.cpp

@@ -750,6 +750,57 @@ bool MoonrakerPrinterAgent::fetch_filament_info(std::string dev_id, FilamentSync
     return false;
 }
 
+CameraStreamMode MoonrakerPrinterAgent::get_camera_stream_mode() const
+{
+    refresh_webcam_info();
+    std::lock_guard<std::recursive_mutex> lock(payload_mutex);
+    return webcam_stream_mode;
+}
+
+std::string MoonrakerPrinterAgent::get_camera_url() const
+{
+    refresh_webcam_info();
+    std::lock_guard<std::recursive_mutex> lock(payload_mutex);
+    return webcam_stream_url;
+}
+
+void MoonrakerPrinterAgent::refresh_webcam_info() const
+{
+    std::string base_url;
+    std::string api_key;
+    uint64_t    generation;
+    {
+        std::lock_guard<std::recursive_mutex> lock(connect_mutex);
+        base_url  = device_info.base_url;
+        api_key   = device_info.api_key;
+        generation = connect_generation.load();
+    }
+
+    const uint64_t now_ms = static_cast<uint64_t>(
+        std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::steady_clock::now().time_since_epoch()).count());
+
+    if (base_url.empty()) {
+        std::lock_guard<std::recursive_mutex> lock(payload_mutex);
+        webcam_stream_url.clear();
+        webcam_stream_mode = CameraStreamMode::none;
+        webcam_info_last_lookup_ms = 0;
+        webcam_info_generation = generation;
+        return;
+    }
+
+    {
+        std::lock_guard<std::recursive_mutex> lock(payload_mutex);
+        if (webcam_info_generation == generation &&
+            now_ms - webcam_info_last_lookup_ms < WEBCAM_INFO_REFRESH_INTERVAL_MS) {
+            return;
+        }
+        webcam_info_generation = generation;
+        webcam_info_last_lookup_ms = now_ms;
+    }
+
+    fetch_webcam_info(base_url, api_key, generation);
+}
+
 std::string MoonrakerPrinterAgent::trim_and_upper(const std::string& input)
 {
     std::string result = input;
@@ -1605,10 +1656,11 @@ bool MoonrakerPrinterAgent::send_ws_rpc(const std::string& method, const nlohman
     return false;
 }
 
-bool MoonrakerPrinterAgent::fetch_webcam_info(const std::string& base_url, const std::string& api_key, uint64_t generation)
+bool MoonrakerPrinterAgent::fetch_webcam_info(const std::string& base_url, const std::string& api_key, uint64_t generation) const
 {
-    std::string stream_url;
+    std::string camera_url;
     std::string webcam_name;
+    CameraStreamMode stream_mode = CameraStreamMode::none;
     std::string error;
     try {
         std::string response_body;
@@ -1649,16 +1701,24 @@ bool MoonrakerPrinterAgent::fetch_webcam_info(const std::string& base_url, const
                     error = "Unexpected JSON structure";
                 } else {
                     for (const auto& webcam : result["webcams"]) {
-                        if (webcam.is_object() && webcam.value("enabled", false) && webcam.contains("stream_url") &&
+                        if (webcam.is_object() && webcam.value("enabled", false)) {
-                            webcam["stream_url"].is_string()) {
+                            if (webcam.contains("stream_url") && webcam["stream_url"].is_string() &&
-                            stream_url = webcam["stream_url"].get<std::string>();
+                                !webcam["stream_url"].get<std::string>().empty()) {
+                                camera_url = webcam["stream_url"].get<std::string>();
+                                stream_mode = CameraStreamMode::http;
+                            } else if (webcam.contains("snapshot_url") && webcam["snapshot_url"].is_string() &&
+                                       !webcam["snapshot_url"].get<std::string>().empty()) {
+                                camera_url = webcam["snapshot_url"].get<std::string>();
+                                stream_mode = CameraStreamMode::http_snapshot;
+                            }
                             if (webcam.contains("name") && webcam["name"].is_string()) {
                                 webcam_name = webcam["name"].get<std::string>();
                             }
+                            if (!camera_url.empty())
                                 break;
                         }
                     }
-                    if (stream_url.empty()) {
+                    if (camera_url.empty()) {
                         error = "No enabled webcam";
                     }
                 }
@@ -1666,8 +1726,8 @@ bool MoonrakerPrinterAgent::fetch_webcam_info(const std::string& base_url, const
         }
 
         if (error.empty()) {
-            if (stream_url.rfind("http", 0) != 0 && !stream_url.empty() && stream_url.front() == '/') {
+            if (camera_url.rfind("http", 0) != 0 && !camera_url.empty() && camera_url.front() == '/') {
-                // why: Moonraker's API port serves a JSON 404 for /webcam; relative streams use the printer web root.
+                // why: Moonraker's API port serves a JSON 404 for /webcam; relative camera URLs use the printer web root.
                 const size_t scheme_end = base_url.find("://");
                 const size_t authority_start = scheme_end == std::string::npos ? 0 : scheme_end + 3;
                 const size_t authority_end = base_url.find('/', authority_start);
@@ -1678,9 +1738,9 @@ bool MoonrakerPrinterAgent::fetch_webcam_info(const std::string& base_url, const
                     std::all_of(authority.begin() + port_start + 1, authority.end(), [](char c) { return c >= '0' && c <= '9'; })) {
                     authority.erase(port_start);
                 }
-                stream_url = scheme + authority + stream_url;
+                camera_url = scheme + authority + camera_url;
-            } else if (stream_url.rfind("http", 0) != 0) {
+            } else if (camera_url.rfind("http", 0) != 0) {
-                error = "Unsupported webcam stream URL";
+                error = "Unsupported webcam URL";
             }
         }
     } catch (const std::exception& e) {
@@ -1692,14 +1752,15 @@ bool MoonrakerPrinterAgent::fetch_webcam_info(const std::string& base_url, const
     {
         std::lock_guard<std::recursive_mutex> lock(payload_mutex);
         if (generation == connect_generation.load()) {
-            webcam_stream_url = error.empty() ? stream_url : "";
+            webcam_stream_url = error.empty() ? camera_url : "";
+            webcam_stream_mode = error.empty() ? stream_mode : CameraStreamMode::none;
         }
     }
     if (!error.empty()) {
         BOOST_LOG_TRIVIAL(warning) << "MoonrakerPrinterAgent: webcam discovery failed: " << error;
         return false;
     }
-    BOOST_LOG_TRIVIAL(info) << "MoonrakerPrinterAgent: selected webcam '" << webcam_name << "' with stream URL " << stream_url;
+    BOOST_LOG_TRIVIAL(info) << "MoonrakerPrinterAgent: selected webcam '" << webcam_name << "' with camera URL " << camera_url;
     return true;
 }
 
@@ -2880,8 +2941,6 @@ void MoonrakerPrinterAgent::perform_connection_async(const std::string& dev_id,
             BOOST_LOG_TRIVIAL(warning) << "MoonrakerPrinterAgent: Initial status query failed: " << error_msg;
         }
 
-        fetch_webcam_info(base_url, api_key, generation);
-
         // Start WebSocket status stream
         start_status_stream(dev_id, base_url, api_key);
 #endif

src/slic3r/Utils/MoonrakerPrinterAgent.hpp

@@ -73,10 +73,9 @@ public:
     int set_on_local_connect_fn(OnLocalConnectedFn fn) override;
     int set_on_local_message_fn(OnMessageFn fn) override;
     int set_queue_on_main_fn(QueueOnMainFn fn) override;
-
-    // Pull-mode agent (on-demand filament sync)
-    FilamentSyncMode get_filament_sync_mode() const override { return FilamentSyncMode::pull; }
     bool fetch_filament_info(std::string dev_id, FilamentSyncMode sync_mode = FilamentSyncMode::pull) override;
+    CameraStreamMode get_camera_stream_mode() const override;
+    std::string get_camera_url() const override;
 
 protected:
     struct MoonrakerDeviceInfo
@@ -153,7 +152,6 @@ private:
 
     bool fetch_object_list(const std::string& base_url, const std::string& api_key, std::set<std::string>& objects, std::string& error) const;
     bool query_printer_status(const std::string& base_url, const std::string& api_key, nlohmann::json& status, std::string& error) const;
-    bool fetch_webcam_info(const std::string& base_url, const std::string& api_key, uint64_t generation);
 
     void announce_printhost_device();
     void dispatch_local_connect(int state, const std::string& dev_id, const std::string& msg);
@@ -188,6 +186,12 @@ private:
                                    const std::string& api_key,
                                    uint64_t generation);
 
+    // why: a printer with no /server/webcams/list entry can still name its stream directly;
+    // subclasses (e.g. printers with a fixed webcam path) can override this instead.
+    virtual std::string webcam_stream_override(const std::string& base_url) const { return {}; }
+    void refresh_webcam_info() const;
+    bool fetch_webcam_info(const std::string& base_url, const std::string& api_key, uint64_t generation) const;
+
     // System-specific filament fetch methods
     bool fetch_hh_filament_info(std::vector<AmsTrayData>& trays, int& max_lane_index);
     bool fetch_moonraker_filament_data(std::vector<AmsTrayData>& trays, int& max_lane_index);
@@ -219,9 +223,14 @@ private:
     // note: guarded by payload_mutex; filled by refresh_thumbnail_url(), empty url = looked up, none found
     std::string        thumbnail_filename;
     std::string        thumbnail_url;
-    std::string        webcam_stream_url;
+    mutable std::string        webcam_stream_url;
+    mutable CameraStreamMode   webcam_stream_mode = CameraStreamMode::none;
+    mutable uint64_t            webcam_info_last_lookup_ms = 0;
+    mutable uint64_t            webcam_info_generation = 0;
     unsigned            thumbnail_lookup_attempts = 0;
 
+    static constexpr uint64_t WEBCAM_INFO_REFRESH_INTERVAL_MS = 1000;
+
     std::atomic<int>       next_jsonrpc_id{1};
     std::set<std::string>  available_objects;  // Track for feature detection
     bool                   assumed_light_on = false;

src/slic3r/Utils/NetworkAgent.cpp

@@ -1008,6 +1008,20 @@ bool NetworkAgent::fetch_filament_info(std::string dev_id, FilamentSyncMode sync
     return false;
 }
 
+CameraStreamMode NetworkAgent::get_camera_stream_mode() const
+{
+    if (m_printer_agent)
+        return m_printer_agent->get_camera_stream_mode();
+    return CameraStreamMode::none;
+}
+
+std::string NetworkAgent::get_local_camera_stream_url() const
+{
+    if (m_printer_agent)
+        return m_printer_agent->get_camera_url();
+    return {};
+}
+
 int NetworkAgent::request_bind_ticket(std::string* ticket)
 {
     if (m_printer_agent)

src/slic3r/Utils/NetworkAgent.hpp

@@ -181,6 +181,8 @@ public:
     int start_sdcard_print(PrintParams params, OnUpdateStatusFn update_fn, WasCancelledFn cancel_fn);
     FilamentSyncMode get_filament_sync_mode() const;
     bool fetch_filament_info(std::string dev_id, FilamentSyncMode sync_mode = FilamentSyncMode::pull);
+    CameraStreamMode get_camera_stream_mode() const;
+    std::string get_local_camera_stream_url() const;
     int request_bind_ticket(std::string* ticket);
     int get_hms_snapshot(std::string dev_id, std::string file_name, std::function<void(std::string, int)> callback);
 

src/slic3r/Utils/SnapmakerPrinterAgent.cpp

@@ -96,15 +96,6 @@ void SnapmakerPrinterAgent::on_status_loop_tick(const std::string& dev_id)
     }
 }
 
-int SnapmakerPrinterAgent::connect_printer(std::string dev_id, std::string dev_ip, std::string username, std::string password, bool use_ssl)
-{
-    const int rtn = MoonrakerPrinterAgent::connect_printer(dev_id, dev_ip, username, password, use_ssl);
-    if (rtn == BAMBU_NETWORK_SUCCESS) {
-        start_camera_monitor();
-    }
-    return rtn;
-}
-
 int SnapmakerPrinterAgent::command_start_camera(std::string dev_id)
 {
     (void) dev_id;
@@ -149,18 +140,31 @@ std::string SnapmakerPrinterAgent::combine_filament_type(const std::string& type
 
 bool SnapmakerPrinterAgent::fetch_filament_info(std::string dev_id, FilamentSyncMode sync_mode)
 {
+    (void) dev_id;
     if (sync_mode != get_filament_sync_mode())
         return false;
 
-    std::string url = join_url(device_info.base_url, "/printer/objects/query?print_task_config&filament_detect");
+    const std::string base_url = device_info.base_url;
+    const std::string api_key  = device_info.api_key;
+
+    filament_fetch_in_flight.fetch_add(1, std::memory_order_relaxed);
+
+    std::thread([this, base_url, api_key]() {
+        struct InFlightGuard
+        {
+            std::atomic<int>& counter;
+            ~InFlightGuard() { counter.fetch_sub(1, std::memory_order_relaxed); }
+        } guard{filament_fetch_in_flight};
+
+        const std::string url = join_url(base_url, "/printer/objects/query?print_task_config&filament_detect");
 
         std::string response_body;
         bool success = false;
         std::string http_error;
 
         auto http = Http::get(url);
-    if (!device_info.api_key.empty()) {
+        if (!api_key.empty()) {
-        http.header("X-Api-Key", device_info.api_key);
+            http.header("X-Api-Key", api_key);
         }
         http.timeout_connect(5)
             .timeout_max(10)
@@ -182,20 +186,19 @@ bool SnapmakerPrinterAgent::fetch_filament_info(std::string dev_id, FilamentSync
 
         if (!success) {
             BOOST_LOG_TRIVIAL(warning) << "SnapmakerPrinterAgent::fetch_filament_info: HTTP request failed: " << http_error;
-        return false;
+            return;
         }
 
         auto json = nlohmann::json::parse(response_body, nullptr, false, true);
         if (json.is_discarded()) {
             BOOST_LOG_TRIVIAL(warning) << "SnapmakerPrinterAgent::fetch_filament_info: Invalid JSON response";
-        return false;
+            return;
         }
 
         // Navigate to result.status.print_task_config
-    if (!json.contains("result") || !json["result"].contains("status") ||
+        if (!json.contains("result") || !json["result"].contains("status") || !json["result"]["status"].contains("print_task_config")) {
-        !json["result"]["status"].contains("print_task_config")) {
             BOOST_LOG_TRIVIAL(warning) << "SnapmakerPrinterAgent::fetch_filament_info: Missing print_task_config in response";
-        return false;
+            return;
         }
 
         auto& ptc = json["result"]["status"]["print_task_config"];
@@ -210,13 +213,12 @@ bool SnapmakerPrinterAgent::fetch_filament_info(std::string dev_id, FilamentSync
         const int slot_count = static_cast<int>(filament_exist.size());
         if (slot_count == 0) {
             BOOST_LOG_TRIVIAL(info) << "SnapmakerPrinterAgent::fetch_filament_info: No filament slots reported";
-        return false;
+            return;
         }
 
         // Read NFC filament_detect data for temperature info (optional)
         nlohmann::json nfc_info;
-    if (json["result"]["status"].contains("filament_detect") &&
+        if (json["result"]["status"].contains("filament_detect") && json["result"]["status"]["filament_detect"].contains("info")) {
-        json["result"]["status"]["filament_detect"].contains("info")) {
             nfc_info = json["result"]["status"]["filament_detect"]["info"];
         }
 
@@ -232,8 +234,7 @@ bool SnapmakerPrinterAgent::fetch_filament_info(std::string dev_id, FilamentSync
             tray.has_filament = filament_exist[i];
 
             if (tray.has_filament) {
-            tray.tray_type     = combine_filament_type(safe_at(filament_type, i, empty_str),
+                tray.tray_type  = combine_filament_type(safe_at(filament_type, i, empty_str), safe_at(filament_sub_type, i, empty_str));
-                                                       safe_at(filament_sub_type, i, empty_str));
                 tray.tray_color = safe_at(filament_color, i, default_color);
 
                 auto* bundle = GUI::wxGetApp().preset_bundle;
@@ -246,8 +247,8 @@ bool SnapmakerPrinterAgent::fetch_filament_info(std::string dev_id, FilamentSync
 
                     if (!filament_id.empty()) {
                         tray.tray_info_idx = filament_id;
-                    BOOST_LOG_TRIVIAL(warning) << "Filament sync: Found manufacturer-specific profile for slot " << i << ": "
+                        BOOST_LOG_TRIVIAL(warning)
-                                               << filament_id;
+                            << "Filament sync: Found manufacturer-specific profile for slot " << i << ": " << filament_id;
                     } else {
                         tray.tray_info_idx = bundle->filaments.filament_id_by_type(tray.tray_type);
                     }
@@ -270,6 +271,8 @@ bool SnapmakerPrinterAgent::fetch_filament_info(std::string dev_id, FilamentSync
         }
 
         build_ams_payload(1, slot_count - 1, trays);
+    }).detach();
+
     return true;
 }
 

src/slic3r/Utils/SnapmakerPrinterAgent.hpp

@@ -1,5 +1,6 @@
 #pragma once
 
+#include "IPrinterAgent.hpp"
 #include "MoonrakerPrinterAgent.hpp"
 
 #include <atomic>
@@ -21,6 +22,8 @@ public:
     FilamentSyncMode get_filament_sync_mode() const override;
     int connect_printer(std::string dev_id, std::string dev_ip, std::string username, std::string password, bool use_ssl) override;
     int command_start_camera(std::string dev_id) override;
+    CameraStreamMode get_camera_stream_mode() const override { return CameraStreamMode::http_snapshot; }
+    std::string get_camera_url() const override { return device_info.base_url + "/server/files/camera/monitor.jpg"; }
 
 private:
     // Combine filament_type + filament_sub_type into a unified type string

src/slic3r/plugin/pluginTypes/printerAgent/PrinterAgentPluginCapability.cpp

@@ -23,6 +23,14 @@ void PrinterAgentPluginCapability::RegisterBindings(pybind11::module_& module)
         .value("Pull", FilamentSyncMode::pull)
         .export_values();
 
+    py::enum_<CameraStreamMode>(printer_agent_module, "CameraStreamMode")
+        .value("None_", CameraStreamMode::none)
+        .value("HTTP", CameraStreamMode::http)
+        .value("HTTP_SNAPSHOT", CameraStreamMode::http_snapshot)
+        .value("RTSP", CameraStreamMode::rtsp)
+        .value("WebRTC", CameraStreamMode::webrtc)
+        .export_values();
+
     py::class_<AgentInfo>(printer_agent_module, "AgentInfo")
         .def(py::init<>())
         .def(py::init([](std::string id, std::string name, std::string version, std::string description) {
@@ -105,7 +113,9 @@ void PrinterAgentPluginCapability::RegisterBindings(pybind11::module_& module)
         .def("start_send_gcode_to_sdcard", &PrinterAgentPluginCapability::start_send_gcode_to_sdcard)
         .def("start_local_print", &PrinterAgentPluginCapability::start_local_print)
         .def("get_filament_sync_mode", &PrinterAgentPluginCapability::get_filament_sync_mode)
+        .def("get_camera_stream_mode", &PrinterAgentPluginCapability::get_camera_stream_mode)
         .def("fetch_filament_info", &PrinterAgentPluginCapability::fetch_filament_info)
+        .def("get_camera_url", &PrinterAgentPluginCapability::get_camera_url)
         .def("check_cert", &PrinterAgentPluginCapability::check_cert)
         .def("install_device_cert", &PrinterAgentPluginCapability::install_device_cert)
         .def("ping_bind", &PrinterAgentPluginCapability::ping_bind)

src/slic3r/plugin/pluginTypes/printerAgent/PrinterAgentPluginCapability.hpp

@@ -41,6 +41,8 @@ public:
     int start_local_print(PrintParams params, OnUpdateStatusFn update_fn, WasCancelledFn cancel_fn) override                            = 0;
     FilamentSyncMode get_filament_sync_mode() const override                                                                            = 0;
     bool fetch_filament_info(std::string dev_id, FilamentSyncMode sync_mode = FilamentSyncMode::pull) override                          = 0;
+    CameraStreamMode get_camera_stream_mode() const override                                                                            = 0;
+    std::string get_camera_url() const override                                                                                         = 0;
 
     int check_cert() override                                            = 0;
     void install_device_cert(std::string dev_id, bool lan_only) override = 0;

src/slic3r/plugin/pluginTypes/printerAgent/PrinterAgentPluginCapabilityTrampoline.hpp

@@ -5,7 +5,10 @@
 #include "../../PyPluginTrampoline.hpp"
 
 #include "IPrinterAgent.hpp"
+#include "pybind11/pybind11.h"
+#include <slic3r/plugin/PluginAuditManager.hpp>
 #include <slic3r/plugin/PythonPluginInterface.hpp>
+#include <string>
 
 namespace Slic3r {
 class PyPrinterAgentPluginCapabilityTrampoline : public PyPluginCommonTrampoline<PrinterAgentPluginCapability>
@@ -96,6 +99,19 @@ public:
             get_filament_sync_mode);
     }
 
+    CameraStreamMode get_camera_stream_mode() const override
+    {
+        ORCA_PY_OVERRIDE_AUDITED(
+            ::Slic3r::PluginAuditManager::AuditMode::Loading, [] {}, PYBIND11_OVERRIDE_PURE, CameraStreamMode, PrinterAgentPluginCapability,
+            get_camera_stream_mode);
+    }
+
+    std::string get_camera_url() const override
+    {
+        ORCA_PY_OVERRIDE_AUDITED(
+            ::Slic3r::PluginAuditManager::AuditMode::Loading, [] {}, PYBIND11_OVERRIDE_PURE, std::string, PrinterAgentPluginCapability, get_camera_url);
+    }
+
     bool fetch_filament_info(std::string dev_id, FilamentSyncMode sync_mode = FilamentSyncMode::pull) override
     {
         ORCA_PY_OVERRIDE_AUDITED(