CMakeLists.txt update

CMakeLists.txt

@@ -6,16 +6,38 @@ project(FFmpeg_Protos)
 
 option(DEBUG "Only enable during development" OFF)
 option(STATICLIB "Generate Static Library" OFF)
+option(EMCC "Run in WASM environment" OFF)
 
 set(SRCs ${CMAKE_SOURCE_DIR}/src)
 set(LIB ${CMAKE_SOURCE_DIR}/lib)
 
 # Basics
 include_directories(PUBLIC ${CMAKE_SOURCE_DIR}/src)
+
+
+if(NOT EMCC)
 include_directories(SYSTEM BEFORE
   PRIVATE ${LIB}/include)
 
+set(LIBAV libav)
+ExternalProject_Add(
+    libav
+    GIT_REPOSITORY https://github.com/FFmpeg/FFmpeg.git
+    GIT_TAG n4.3.3
+    PREFIX ${PROJECT_SOURCE_DIR}/lib/.build/${LIBAV}
+    CONFIGURE_COMMAND ../${LIBAV}/configure  --disable-x86asm --enable-libx264 --enable-debug --extra-cflags=-g
+                                             --extra-ldflags=-g --enable-gpl --shlibdir=${PROJECT_SOURCE_DIR}/lib/
+                                             --disable-ffmpeg --disable-ffprobe --disable-ffplay --prefix=${PROJECT_SOURCE_DIR}/lib/
+                                             --enable-shared
+    BUILD_COMMAND make -j
+    INSTALL_COMMAND make install
+    UPDATE_COMMAND  ""
+)
+endif()
+
+
 set(SRC_FILES
+  ${SRCs}/streamContext.c
   ${SRCs}/proto.c
   ${SRCs}/basic/container/list.c
   ${SRCs}/MovMem/mm.c)
@@ -42,21 +64,6 @@ set(VALGRIND_OPTS --leak-check=full --show-leak-kinds=all --track-origins=yes
     --log-file=log.txt --error-exitcode=1)
 enable_testing()
 
-set(LIBAV libav)
-ExternalProject_Add(
-    libav
-    GIT_REPOSITORY https://github.com/FFmpeg/FFmpeg.git
-    GIT_TAG n4.3.3
-    PREFIX ${PROJECT_SOURCE_DIR}/lib/.build/${LIBAV}
-    CONFIGURE_COMMAND ../${LIBAV}/configure  --disable-x86asm --enable-libx264 --enable-debug --extra-cflags=-g
-                                             --extra-ldflags=-g --enable-gpl --shlibdir=${PROJECT_SOURCE_DIR}/lib/
-                                             --disable-ffmpeg --disable-ffprobe --disable-ffplay --prefix=${PROJECT_SOURCE_DIR}/lib/
-                                             --enable-shared
-    BUILD_COMMAND make -j
-    INSTALL_COMMAND make install
-    UPDATE_COMMAND  ""
-)
-
 # Tests
 function(link_to_ffmpeg target)
   target_link_libraries(${target}