fix: disable unused DataChannel media support

CMakeLists.txt

@@ -837,18 +837,6 @@ if (SLIC3R_GUI)
         endif()
     endif()
 
-    if (NOT TARGET libSRTP::srtp2)
-        find_library(_ORCA_SRTP_LIBRARY NAMES srtp2
-            PATHS "${CMAKE_PREFIX_PATH}/lib" NO_DEFAULT_PATH)
-        if (_ORCA_SRTP_LIBRARY)
-            add_library(libSRTP::srtp2 UNKNOWN IMPORTED GLOBAL)
-            set_target_properties(libSRTP::srtp2 PROPERTIES
-                IMPORTED_LOCATION "${_ORCA_SRTP_LIBRARY}"
-                IMPORTED_LINK_INTERFACE_LANGUAGES C
-                INTERFACE_LINK_LIBRARIES "OpenSSL::Crypto")
-        endif()
-    endif()
-
     if (NOT TARGET LibJuice::LibJuice)
         find_library(_ORCA_LIBJUICE_LIBRARY NAMES juice
             PATHS "${CMAKE_PREFIX_PATH}/lib" NO_DEFAULT_PATH)

deps/DataChannel/DataChannel.cmake

@@ -1,4 +1,4 @@
-# libdatachannel is the native ICE/DTLS/SCTP/SRTP implementation used by the
+# libdatachannel is the native ICE/DTLS/SCTP implementation used by the
 # GUI WebRTC camera controller. Keep the source revision fixed: the signaling
 # protocol is evolving independently of this transport dependency.
 orcaslicer_add_cmake_project(DataChannel
@@ -7,9 +7,8 @@ orcaslicer_add_cmake_project(DataChannel
         -DNO_EXAMPLES=ON
         -DNO_TESTS=ON
         -DNO_WEBSOCKET=ON
-        -DNO_MEDIA=OFF
+        -DNO_MEDIA=ON
         -DUSE_NICE=OFF
-        -DUSE_SYSTEM_SRTP=OFF
         -DUSE_SYSTEM_JUICE=OFF
         -DUSE_SYSTEM_USRSCTP=OFF
         -DOPENSSL_ROOT_DIR:PATH=${DESTDIR}