dmonterom

Status LoadGraph(const string& graph_file_name,
                 std::unique_ptr<tensorflow::Session>* session) {
  tensorflow::GraphDef graph_def;
  Status load_graph_status =
      ReadBinaryProto(tensorflow::Env::Default(), graph_file_name, &graph_def);
  if (!load_graph_status.ok()) {
    return tensorflow::errors::NotFound("Failed to load compute graph at '",
                                        graph_file_name, "'");
  }
  session->reset(tensorflow::NewSession(tensorflow::SessionOptions()));

dmonterom

Mat frame;
frame=imread("./cara.jpg");
Tensor inputImg(tensorflow::DT_UINT8, tensorflow::TensorShape({1,frame.rows,frame.cols,3}));
uint8_t *p = inputImg.flat<tensorflow::uint8>().data();
Mat cameraImg(frame.rows, frame.cols, CV_8UC3, p);
frame.convertTo(cameraImg, CV_8UC3);

dmonterom

bazel-bin/tensorflow/contrib/lite/toco/toco -- \
  --input_file=./model_files/frozen_output.pb \
  --input_format=TENSORFLOW_GRAPHDEF  --output_format=TFLITE \
  --output_file=./model_files/icnet_model.lite --inference_type=FLOAT \
  --input_type=FLOAT --input_arrays=input \
  --output_arrays=Reshape_1 --input_shapes=1,1024,2048,3

dmonterom

writer = tf.summary.FileWriter("parking_log", sess.graph)

dmonterom

bazel-bin/tensorflow/python/tools/freeze_graph\
    --input_graph=./model_files/output.pb \
    --input_checkpoint=./model_files/model.ckpt \
    --input_binary=true --output_graph=./model_files/frozen_output.pb \
    --output_node_names=Reshape_1

dmonterom

bazel-bin/tensorflow/tools/graph_transforms/transform_graph \
  --in_graph=./face/frozen_inference_graph_face.pb \
  --out_graph=./face/quantized_graph_face.pb \
  --inputs=image_tensor \
  --outputs='detection_boxes,detection_scores,detection_classes,num_detections' \
  --transforms='add_default_attributes strip_unused_nodes(type=float, shape="-1,-1,-1,3")
    remove_nodes(op=Identity, op=CheckNumerics) fold_constants(ignore_errors=true)
    fold_batch_norms fold_old_batch_norms quantize_weights quantize_nodes
    strip_unused_nodes sort_by_execution_order'

dmonterom

bazel-bin/tensorflow/tools/graph_transforms/transform_graph \
  --in_graph=./frozen_inference_graph_face.pb \
  --out_graph=./quantized_graph_face.pb \
  --inputs=image_tensor \
  --outputs='detection_boxes,detection_scores,detection_classes,num_detections' \
  --transforms='quantize_weights sort_by_execution_order'