Add Mobilenetv2 SSD Lite post and preprocessing, add mobilenet demo

Signed-off-by: xavier <micaelaverucchi@gmail.com>

src/Reshape.cpp

@@ -0,0 +1,37 @@
+#include <iostream>
+
+#include "Layer.h"
+#include "kernels.h"
+
+namespace tk { namespace dnn {
+
+Reshape::Reshape(Network *net, dataDim_t new_dim, bool final) : Layer(net, final) {
+
+    checkCuda( cudaMalloc(&dstData, input_dim.tot()*sizeof(dnnType)) );
+
+    output_dim.n = new_dim.n;
+    output_dim.c = new_dim.c;
+    output_dim.h = new_dim.h;
+    output_dim.w = new_dim.w;
+    output_dim.l = new_dim.l;
+
+}
+
+Reshape::~Reshape() {
+
+    checkCuda( cudaFree(dstData) );
+}
+
+dnnType* Reshape::infer(dataDim_t &dim, dnnType* srcData) {
+
+    //transpose per channel
+
+    checkCuda( cudaMemcpy(dstData, srcData, dim.n*dim.c*dim.h*dim.w*sizeof(dnnType), cudaMemcpyDeviceToDevice));
+
+    //update data dimensions    
+    dim = output_dim;
+
+    return dstData;
+}
+
+}}