[Android] support fastdeploy with armeabi-v7a and arm64-v8a (#268)

* [Andorid] support fastdeploy with armeabi-v7a and arm64-v8a * [Android] support fastdeploy with armeabi-v7a and arm64-v8a * [cmake] fixed custom opencv_directory error for android
2025-10-06 00:57:33 +08:00 · 2022-09-22 19:10:14 +08:00
parent 000d2c4617
commit 189646f08f
7 changed files with 207 additions and 51 deletions
--- a/cmake/opencv.cmake
+++ b/cmake/opencv.cmake
@@ -12,10 +12,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.

-
-set(OPENCV_INSTALL_DIR ${THIRD_PARTY_PATH}/install/)
-set(OPENCV_URL_PREFIX "https://bj.bcebos.com/paddle2onnx/libs")
-
 set(COMPRESSED_SUFFIX ".tgz")
 if(WIN32)
  set(OPENCV_LIB "opencv-win-x64-3.4.16")
@@ -26,6 +22,21 @@ elseif(APPLE)
  else()
    set(OPENCV_LIB "opencv-osx-x86_64-3.4.16")
  endif()
+elseif(ANDROID)
+  # Use different OpenCV libs according to toolchain
+  # gcc: OpenCV 3.x, clang: OpenCV 4.x
+  if(ANDROID_TOOLCHAIN MATCHES "clang")
+    set(OPENCV_LIB "opencv-android-4.6.0")
+    set(OPENCV_ANDROID_SHARED_LIB_NAME "libopencv_java4.so")
+  elseif(ANDROID_TOOLCHAIN MATCHES "gcc")
+    set(OPENCV_LIB "opencv-android-3.4.16")
+    set(OPENCV_ANDROID_SHARED_LIB_NAME "libopencv_java3.so")
+  else()
+    message(FATAL_ERROR "Only support clang/gcc toolchain, but found ${ANDROID_TOOLCHAIN}.")
+  endif()  
+elseif(IOS)
+  message(FATAL_ERROR "Not support cross compiling for IOS now!")
+# Linux
 else()
  if(CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "aarch64")
    set(OPENCV_LIB "opencv-linux-aarch64-3.4.14")
@@ -40,13 +51,77 @@ else()
  endif()
 endif()

-set(OPENCV_URL ${OPENCV_URL_PREFIX}/${OPENCV_LIB}${COMPRESSED_SUFFIX})
-download_and_decompress(${OPENCV_URL} ${CMAKE_CURRENT_BINARY_DIR}/${OPENCV_LIB}${COMPRESSED_SUFFIX} ${THIRD_PARTY_PATH}/install/)
-
-set(OpenCV_DIR ${THIRD_PARTY_PATH}/install/${OPENCV_LIB}/)
-if (WIN32)
-  set(OpenCV_DIR ${OpenCV_DIR}/build/)
+set(OPENCV_INSTALL_DIR ${THIRD_PARTY_PATH}/install/)
+if(ANDROID)
+  set(OPENCV_URL_PREFIX "https://bj.bcebos.com/fastdeploy/third_libs")
+else() # TODO: use fastdeploy/third_libs instead.
+  set(OPENCV_URL_PREFIX "https://bj.bcebos.com/paddle2onnx/libs")
+endif()
+set(OPENCV_URL ${OPENCV_URL_PREFIX}/${OPENCV_LIB}${COMPRESSED_SUFFIX})
+
+if(OPENCV_DIRECTORY)
+  message(STATUS "Use the opencv lib specified by user. The OpenCV path: ${OPENCV_DIRECTORY}")
+  STRING(REGEX REPLACE "\\\\" "/" OPENCV_DIRECTORY ${OPENCV_DIRECTORY})
+  # For Android, the custom path to OpenCV with JNI should look like: 
+  # -DOPENCV_DIRECTORY=your-path-to/OpenCV-android-sdk/sdk/native/jni
+  if(ANDROID)
+    if(WITH_OPENCV_STATIC)
+      set(OpenCV_DIR ${OPENCV_DIRECTORY})
+      find_package(OpenCV REQUIRED PATHS ${OpenCV_DIR})
+      include_directories(${OpenCV_INCLUDE_DIRS})
+      list(APPEND DEPEND_LIBS ${OpenCV_LIBS})
+    else()
+      set(OpenCV_INCLUDE_DIRS ${OPENCV_DIRECTORY}/include)
+      get_filename_component(OpenCV_NATIVE_DIR ${OPENCV_DIRECTORY} DIRECTORY)
+      set(OpenCV_LIBS_DIR ${OpenCV_NATIVE_DIR}/libs)
+      include_directories(${OpenCV_INCLUDE_DIRS})
+      add_library(external_opencv_java STATIC IMPORTED GLOBAL)
+      set_property(TARGET external_opencv_java PROPERTY IMPORTED_LOCATION 
+        ${OpenCV_LIBS_DIR}/${ANDROID_ABI}/${OPENCV_ANDROID_SHARED_LIB_NAME})
+      list(APPEND DEPEND_LIBS external_opencv_java)
+    endif()
+  # Win/Linux/Mac
+  else()
+    find_package(OpenCV REQUIRED PATHS ${OPENCV_DIRECTORY})
+    include_directories(${OpenCV_INCLUDE_DIRS})
+    list(APPEND DEPEND_LIBS ${OpenCV_LIBS})
+  endif()
+else()
+  message(STATUS "Use the default OpenCV lib from: ${OPENCV_URL}")
+  if(ANDROID)
+    if(WITH_OPENCV_STATIC)
+      # When FastDeploy uses the OpenCV static library, there is no need to install OpenCV to FastDeploy thirds_libs
+      download_and_decompress(${OPENCV_URL} ${CMAKE_CURRENT_BINARY_DIR}/${OPENCV_LIB}${COMPRESSED_SUFFIX} ${THIRD_PARTY_PATH})
+      set(OpenCV_DIR ${THIRD_PARTY_PATH}/${OPENCV_LIB}/sdk/native/jni)
+      find_package(OpenCV REQUIRED PATHS ${OpenCV_DIR})
+      include_directories(${OpenCV_INCLUDE_DIRS})
+      list(APPEND DEPEND_LIBS ${OpenCV_LIBS})
+      # Still need OpenCV headers now. TODO(qiuyanjun): May remove OpenCV headers.
+      execute_process(
+        COMMAND ${CMAKE_COMMAND} -E copy_directory ${OpenCV_DIR} 
+        ${THIRD_PARTY_PATH}/install/${OPENCV_LIB}/sdk/native/jni)
+    else()
+      # Installing OpenCV shared lib to FastDeploy third_libs/install dir.
+      download_and_decompress(${OPENCV_URL} ${CMAKE_CURRENT_BINARY_DIR}/${OPENCV_LIB}${COMPRESSED_SUFFIX} ${THIRD_PARTY_PATH}/install)
+      set(OpenCV_DIR ${THIRD_PARTY_PATH}/install/${OPENCV_LIB}/sdk/native/jni)
+      get_filename_component(OpenCV_NATIVE_DIR ${OpenCV_DIR} DIRECTORY)
+      set(OpenCV_INCLUDE_DIRS ${OpenCV_DIR}/include)
+      set(OpenCV_LIBS_DIR ${OpenCV_NATIVE_DIR}/libs)
+      include_directories(${OpenCV_INCLUDE_DIRS})
+      add_library(external_opencv_java STATIC IMPORTED GLOBAL)
+      set_property(TARGET external_opencv_java PROPERTY IMPORTED_LOCATION 
+        ${OpenCV_LIBS_DIR}/${ANDROID_ABI}/${OPENCV_ANDROID_SHARED_LIB_NAME})
+      list(APPEND DEPEND_LIBS external_opencv_java)
+    endif()
+  # Win/Linux/Mac
+  else()
+    download_and_decompress(${OPENCV_URL} ${CMAKE_CURRENT_BINARY_DIR}/${OPENCV_LIB}${COMPRESSED_SUFFIX} ${THIRD_PARTY_PATH}/install/)
+    set(OpenCV_DIR ${THIRD_PARTY_PATH}/install/${OPENCV_LIB}/)
+    if (WIN32)
+      set(OpenCV_DIR ${OpenCV_DIR}/build/)
+    endif()
+    find_package(OpenCV REQUIRED PATHS ${OpenCV_DIR})
+    include_directories(${OpenCV_INCLUDE_DIRS})
+    list(APPEND DEPEND_LIBS ${OpenCV_LIBS})
+  endif()
 endif()
-find_package(OpenCV REQUIRED PATHS ${OpenCV_DIR})
-include_directories(${OpenCV_INCLUDE_DIRS})
-list(APPEND DEPEND_LIBS ${OpenCV_LIBS})