oclHardware getOclHardware(cl_device_type type)
{
oclHardware hardware = {0, 0, 0, 0, 0, 0};
cl_platform_id platforms[16] = { 0 };
cl_device_id devices[16];
char platformName[256];
char deviceName[256];
cl_uint platformCount = 0;
cl_int err = clGetPlatformIDs(0, 0, &platformCount);
err = clGetPlatformIDs(16, platforms, &platformCount);
if (err != CL_SUCCESS) {
std::cout << oclErrorCode(err) << "\n";
return hardware;
}
for (cl_uint i = 0; i < platformCount; i++) {
err = clGetPlatformInfo(platforms[i], CL_PLATFORM_NAME, 256, platformName, 0);
if (err != CL_SUCCESS) {
std::cout << oclErrorCode(err) << "\n";
return hardware;
}
cl_uint deviceCount = 0;
err = clGetDeviceIDs(platforms[i], type, 16, devices, &deviceCount);
//err = clGetDeviceIDs(platforms[i], CL_DEVICE_TYPE_CPU, 16, devices, &deviceCount);
if ((err != CL_SUCCESS) || (deviceCount == 0)) {
continue;
}
err = clGetDeviceInfo(devices[0], CL_DEVICE_NAME, 256, deviceName, 0);
if (err != CL_SUCCESS) {
std::cout << oclErrorCode(err) << "\n";
return hardware;
}
cl_context_properties contextData[3] = {CL_CONTEXT_PLATFORM, (cl_context_properties)platforms[i], 0};
cl_context context = clCreateContextFromType(contextData, type, 0, 0, &err);
if (err != CL_SUCCESS) {
continue;
}
cl_command_queue queue = clCreateCommandQueue(context, devices[0], 0, &err);
if (err != CL_SUCCESS) {
std::cout << oclErrorCode(err) << "\n";
return hardware;
}
hardware.mPlatform = platforms[i];
hardware.mContext = context;
hardware.mDevice = devices[0];
hardware.mQueue = queue;
getDeviceVersion(hardware);
std::cout << "Platform = " << platformName << "\n";
std::cout << "Device = " << deviceName << "\n";
std::cout << "OpenCL Version = " << hardware.mMajorVersion << '.' << hardware.mMinorVersion << "\n";
return hardware;
}
return hardware;
}
//----------------------------------------------------------------------------//
void SoundDevices::filterDevicesMaxVer(int major, int minor)
{
int dMajor, dMinor;
for (unsigned int i = 0; i < vDeviceInfo.size(); i++) {
getDeviceVersion(i, &dMajor, &dMinor);
if ((dMajor > major) || ((dMajor == major) && (dMinor > minor))) {
vDeviceInfo[i].bSelected = false;
}
}
}
bool isDeviceVersionHal2(int cameraId, status_t* status) {
return getDeviceVersion(cameraId, status)
>= CAMERA_DEVICE_API_VERSION_2_0;
}
