Simplify the bind texture logic of interpolate frame function

modules/ocl/src/interpolate_frames.cpp

@@ -45,6 +45,7 @@
 
 #include <iomanip>
 #include "precomp.hpp"
+#include "mcwutil.hpp"
 
 using namespace std;
 using namespace cv;
@@ -231,73 +232,10 @@ void interpolate::blendFrames(const oclMat &frame0, const oclMat &/*frame1*/, co
 
 void interpolate::bindImgTex(const oclMat &img, cl_mem &texture)
 {
-    cl_image_format format;
-    int err;
-    int depth    = img.depth();
-    int channels = img.channels();
-
-    switch(depth)
-    {
-    case CV_8U:
-        format.image_channel_data_type = CL_UNSIGNED_INT8;
-        break;
-    case CV_32S:
-        format.image_channel_data_type = CL_UNSIGNED_INT32;
-        break;
-    case CV_32F:
-        format.image_channel_data_type = CL_FLOAT;
-        break;
-    default:
-        throw std::exception();
-        break;
-    }
-    switch(channels)
-    {
-    case 1:
-        format.image_channel_order     = CL_R;
-        break;
-    case 3:
-        format.image_channel_order     = CL_RGB;
-        break;
-    case 4:
-        format.image_channel_order     = CL_RGBA;
-        break;
-    default:
-        throw std::exception();
-        break;
-    }
     if(texture)
     {
         openCLFree(texture);
     }
-
-#ifdef CL_VERSION_1_2
-    cl_image_desc desc;
-    desc.image_type       = CL_MEM_OBJECT_IMAGE2D;
-    desc.image_width      = img.step / img.elemSize();
-    desc.image_height     = img.rows;
-    desc.image_depth      = 0;
-    desc.image_array_size = 1;
-    desc.image_row_pitch  = 0;
-    desc.image_slice_pitch = 0;
-    desc.buffer           = NULL;
-    desc.num_mip_levels   = 0;
-    desc.num_samples      = 0;
-    texture = clCreateImage(Context::getContext()->impl->clContext, CL_MEM_READ_WRITE, &format, &desc, NULL, &err);
-#else
-    texture = clCreateImage2D(
-                  Context::getContext()->impl->clContext,
-                  CL_MEM_READ_WRITE,
-                  &format,
-                  img.step / img.elemSize(),
-                  img.rows,
-                  0,
-                  NULL,
-                  &err);
-#endif
-    size_t origin[] = { 0, 0, 0 };
-    size_t region[] = { img.step / img.elemSize(), img.rows, 1 };
-    clEnqueueCopyBufferToImage(img.clCxt->impl->clCmdQueue, (cl_mem)img.data, texture, 0, origin, region, 0, NULL, 0);
-    openCLSafeCall(err);
+	texture = bindTexture(img);
 }