+ Added working OpenCV recipe.

jasonxunxu · jasonxunxu · commit 42b763d19111 · 2015-01-25T17:16:39.000-05:00
diff --git a/recipes/opencv/patches/p4a_build-2.4.10.1.patch b/recipes/opencv/patches/p4a_build-2.4.10.1.patch
@@ -0,0 +1,44 @@
+diff --git a/cmake/OpenCVDetectPython.cmake b/cmake/OpenCVDetectPython.cmake
+index 31c2c1e..c890917 100644
+--- a/cmake/OpenCVDetectPython.cmake
++++ b/cmake/OpenCVDetectPython.cmake
+@@ -36,7 +36,7 @@ if(PYTHON_EXECUTABLE)
+     unset(PYTHON_VERSION_FULL)
+   endif()
+ 
+-  if(NOT ANDROID AND NOT IOS)
++  if(P4A OR NOT ANDROID AND NOT IOS)
+     ocv_check_environment_variables(PYTHON_LIBRARY PYTHON_INCLUDE_DIR)
+     if(CMAKE_CROSSCOMPILING)
+       find_host_package(PythonLibs ${PYTHON_VERSION_MAJOR_MINOR})
+@@ -51,7 +51,7 @@ if(PYTHON_EXECUTABLE)
+     endif()
+   endif()
+ 
+-  if(NOT ANDROID AND NOT IOS)
++  if(P4A OR NOT ANDROID AND NOT IOS)
+     if(CMAKE_HOST_UNIX)
+       execute_process(COMMAND ${PYTHON_EXECUTABLE} -c "from distutils.sysconfig import *; print get_python_lib()"
+                       RESULT_VARIABLE PYTHON_CVPY_PROCESS
+@@ -117,7 +117,7 @@ if(PYTHON_EXECUTABLE)
+                         OUTPUT_STRIP_TRAILING_WHITESPACE)
+       endif()
+     endif()
+-  endif(NOT ANDROID AND NOT IOS)
++  endif(P4A OR NOT ANDROID AND NOT IOS)
+ 
+   if(BUILD_DOCS)
+     find_host_program(SPHINX_BUILD sphinx-build)
+diff --git a/modules/python/CMakeLists.txt b/modules/python/CMakeLists.txt
+index 3c0f2fd..7ba234a 100644
+--- a/modules/python/CMakeLists.txt
++++ b/modules/python/CMakeLists.txt
+@@ -5,7 +5,7 @@
+ if(WIN32 AND CMAKE_BUILD_TYPE STREQUAL "Debug")
+   ocv_module_disable(python)
+ endif()
+-if(ANDROID OR IOS OR NOT PYTHONLIBS_FOUND OR NOT PYTHON_USE_NUMPY)
++if(ANDROID AND NOT P4A OR IOS OR NOT PYTHONLIBS_FOUND OR NOT PYTHON_USE_NUMPY)
+   ocv_module_disable(python)
+ endif()
+ 
diff --git a/recipes/opencv/recipe.sh b/recipes/opencv/recipe.sh
@@ -0,0 +1,57 @@
+#!/bin/bash
+
+VERSION_opencv=${VERSION_opencv:-2.4.10.1}
+URL_opencv=https://github.com/Itseez/opencv/archive/$VERSION_opencv.zip
+
+DEPS_opencv=(numpy python)
+MD5_opencv=e6667a39c33aa2c63defb9beb94e84ca
+BUILD_opencv=$BUILD_PATH/opencv/$(get_directory $URL_opencv)
+RECIPE_opencv=$RECIPES_PATH/opencv
+
+_cvsrc=$BUILD_opencv
+_cvbuild=$BUILD_opencv/build_p4a
+_pyroot=$(dirname `dirname $HOSTPYTHON`)
+
+function prebuild_opencv() {
+	cd $BUILD_opencv
+
+	if [ -f .patched ]; then
+		return
+	fi
+
+	try patch -p1 < $RECIPE_opencv/patches/p4a_build-2.4.10.1.patch
+	touch .patched
+}
+
+function shouldbuild_opencv() {
+	if [ -f "$SITEPACKAGES_PATH/cv2.so" ]; then
+		DO_BUILD=0
+	fi
+}
+
+function build_opencv() {
+
+        try mkdir -p $_cvbuild
+        cd $_cvbuild
+
+	push_arm
+
+        #try set > opencv_p4y_env.log # export env vars for debugging
+
+        export ANDROID_NDK=$ANDROIDNDK
+        try cmake -DP4A=ON -DCMAKE_BUILD_WITH_INSTALL_RPATH=ON -DCMAKE_TOOLCHAIN_FILE=$_cvsrc/platforms/android/android.toolchain.cmake \
+          -DPYTHON_INCLUDE_PATH=$_pyroot/include/python2.7 -DPYTHON_LIBRARY=$_pyroot/lib/libpython2.7.so \
+          -DPYTHON_NUMPY_INCLUDE_DIR=$SITEPACKAGES_PATH/numpy/core/include \
+          -DANDROID_EXECUTABLE=$ANDROIDSDK/tools/android \
+          -DBUILD_TESTS=OFF -DBUILD_PERF_TESTS=OFF -DBUILD_EXAMPLES=OFF -DBUILD_ANDROID_EXAMPLES=OFF \
+          -DPYTHON_PACKAGES_PATH=$SITEPACKAGES_PATH \
+          $_cvsrc
+        try make -j8 opencv_python
+        try cmake -DCOMPONENT=python -P ./cmake_install.cmake
+
+	pop_arm
+}
+
+function postbuild_opencv() {
+	true
+}
