mirror/opencv
1
0
Fork 0
mirror of https://github.com/opencv/opencv.git synced 2025-06-07 17:44:04 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

Android OpenCL support

Browse Source
This commit is contained in:
Giles Payne 2020-09-29 21:55:31 +09:00
parent 36915db699
commit b29f73d5e0
2 changed files with 56 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

51
modules/core/src/opencl/runtime/opencl_core.cpp
View File

@ -177,6 +177,55 @@ static void *GetHandle(const char *file)
return handle; return handle;
} }
#ifdef __ANDROID__
static const char *defaultAndroidPaths[] = {
"libOpenCL.so",
"/system/lib64/libOpenCL.so",
"/system/vendor/lib64/libOpenCL.so",
"/system/vendor/lib64/egl/libGLES_mali.so",
"/system/vendor/lib64/libPVROCL.so",
"/data/data/org.pocl.libs/files/lib64/libpocl.so",
"/system/lib/libOpenCL.so",
"/system/vendor/lib/libOpenCL.so",
"/system/vendor/lib/egl/libGLES_mali.so",
"/system/vendor/lib/libPVROCL.so",
"/data/data/org.pocl.libs/files/lib/libpocl.so"
};
static void* GetProcAddress(const char* name)
{
static bool initialized = false;
static void* handle = NULL;
if (!handle && !initialized)
{
cv::AutoLock lock(cv::getInitializationMutex());
if (!initialized)
{
bool foundOpenCL = false;
for (unsigned int i = 0; i < (sizeof(defaultAndroidPaths)/sizeof(char*)); i++)
{
const char* path = (i==0) ? getRuntimePath(defaultAndroidPaths[i]) : defaultAndroidPaths[i];
if (path) {
handle = GetHandle(path);
if (handle) {
foundOpenCL = true;
break;
}
}
}
initialized = true;
if (!foundOpenCL)
fprintf(stderr, ERROR_MSG_CANT_LOAD);
}
}
if (!handle)
return NULL;
return dlsym(handle, name);
}
#else // NOT __ANDROID__
static void* GetProcAddress(const char* name) static void* GetProcAddress(const char* name)
{ {
static bool initialized = false; static bool initialized = false;
@ -206,6 +255,8 @@ static void* GetProcAddress(const char* name)
return NULL; return NULL;
return dlsym(handle, name); return dlsym(handle, name);
} }
#endif // __ANDROID__
#define CV_CL_GET_PROC_ADDRESS(name) GetProcAddress(name) #define CV_CL_GET_PROC_ADDRESS(name) GetProcAddress(name)
#endif #endif

5
platforms/android/build_sdk.py
View File

@ -158,6 +158,7 @@ class Builder:
self.debug = True if config.debug else False self.debug = True if config.debug else False
self.debug_info = True if config.debug_info else False self.debug_info = True if config.debug_info else False
self.no_samples_build = True if config.no_samples_build else False self.no_samples_build = True if config.no_samples_build else False
self.opencl = True if config.opencl else False
def get_cmake(self): def get_cmake(self):
if not self.config.use_android_buildtools and check_executable(['cmake', '--version']): if not self.config.use_android_buildtools and check_executable(['cmake', '--version']):
@ -236,6 +237,9 @@ class Builder:
if self.debug_info: # Release with debug info if self.debug_info: # Release with debug info
cmake_vars['BUILD_WITH_DEBUG_INFO'] = "ON" cmake_vars['BUILD_WITH_DEBUG_INFO'] = "ON"
if self.opencl:
cmake_vars['WITH_OPENCL'] = "ON"
if self.config.modules_list is not None: if self.config.modules_list is not None:
cmd.append("-DBUILD_LIST='%s'" % self.config.modules_list) cmd.append("-DBUILD_LIST='%s'" % self.config.modules_list)
@ -354,6 +358,7 @@ if __name__ == "__main__":
parser.add_argument('--debug', action="store_true", help="Build 'Debug' binaries (CMAKE_BUILD_TYPE=Debug)") parser.add_argument('--debug', action="store_true", help="Build 'Debug' binaries (CMAKE_BUILD_TYPE=Debug)")
parser.add_argument('--debug_info', action="store_true", help="Build with debug information (useful for Release mode: BUILD_WITH_DEBUG_INFO=ON)") parser.add_argument('--debug_info', action="store_true", help="Build with debug information (useful for Release mode: BUILD_WITH_DEBUG_INFO=ON)")
parser.add_argument('--no_samples_build', action="store_true", help="Do not build samples (speeds up build)") parser.add_argument('--no_samples_build', action="store_true", help="Do not build samples (speeds up build)")
parser.add_argument('--opencl', action="store_true", help="Enable OpenCL support")
args = parser.parse_args() args = parser.parse_args()
log.basicConfig(format='%(message)s', level=log.DEBUG) log.basicConfig(format='%(message)s', level=log.DEBUG)