cl_image_format imageFormat;
imageFormat.image_channel_data_type = CL_UNSIGNED_INT16;
imageFormat.image_channel_order = CL_RGBA; // considering image with only single channel
// Allocate SVM memory
size_t imageSize = width * height * sizeof(cl_uchar);
cl_uchar *imgSvmPtr = (cl_uchar *) clSVMAlloc(context, CL_MEM_READ_WRITE, imageSize, 0);
// Create a buffer object using the SVM memory
cl_mem svmImgBuffer = clCreateBuffer(context, CL_MEM_USE_HOST_PTR, imageSize, imgSvmPtr, NULL);
// Set the SVM buffer to image description parameter and set the other parameters accordingly
cl_image_desc imageDesc;
memset(&imageDesc, '\0', sizeof(cl_image_desc));
imageDesc.image_type = CL_MEM_OBJECT_IMAGE2D;
imageDesc.image_width = width / 4;
imageDesc.image_height = height;
imageDesc.mem_object= svmImgBuffer;
// Create 2D image, which will be used as input as well as output image
cl_mem image2D = clCreateImage(context, CL_MEM_READ_WRITE, &imageFormat, &imageDesc, NULL, &status);
status = -65, I want to know why ? thanks