def load_united_model(logdir):
subhypes = {}
subgraph = {}
submodules = {}
subqueues = {}
first_iter = True
#load the hypes from login directory
meta_hypes = utils.load_hypes_from_logdir(logdir,
subdir="",
base_path='hypes')
#for all the models in meta-hypes get the directory of output and input images
for model in meta_hypes['models']:
subhypes[model] = utils.load_hypes_from_logdir(logdir, subdir=model)
hypes = subhypes[model]
hypes['dirs']['output_dir'] = meta_hypes['dirs']['output_dir']
hypes['dirs']['image_dir'] = meta_hypes['dirs']['image_dir']
submodules[model] = utils.load_modules_from_logdir(logdir,
dirname=model,
postfix=model)
modules = submodules[model]
image_pl = tf.placeholder(tf.float32)
#expand the shape of the array by inserting new axes in 0th positon
image = tf.expand_dims(image_pl, 0)
#set the shape of an array
image.set_shape([1, 384, 1248, 3])
decoded_logits = {}
hypes = subhypes['segmentation']
modules = submodules['segmentation']
logits = modules['arch'].inference(hypes, image, train=False)
#for all the models in hypes
for model in meta_hypes['models']:
hypes = subhypes[model] #get the model
modules = submodules[model]
# solver- max steps of iteration and batch size and etc
optimizer = modules['solver']
#This context manager validates that the given values are from the same graph, makes that graph the default graph,
#and pushes a name scope in that graph
with tf.name_scope('Validation_%s' % model):
reuse = {True: False, False: True}[first_iter]
#Returns the current variable scope.
scope = tf.get_variable_scope()
decoded_logits[model] = modules['objective'].decoder(hypes,
logits,
train=False)
first_iter = False
#using the context manager launch the graph in session
sess = tf.Session()
#saves and restores variables
saver = tf.train.Saver()
#loads the weights of the model from a HDF5 file
cur_step = core.load_weights(logdir, sess, saver)
return meta_hypes, subhypes, submodules, decoded_logits, sess, image_pl
def load_united_model(logdir):
subhypes = {}
subgraph = {}
submodules = {}
subqueues = {}
first_iter = True
meta_hypes = utils.load_hypes_from_logdir(logdir,
subdir="",
base_path='hypes')
for model in meta_hypes['models']:
subhypes[model] = utils.load_hypes_from_logdir(logdir, subdir=model)
hypes = subhypes[model]
hypes['dirs']['output_dir'] = meta_hypes['dirs']['output_dir']
hypes['dirs']['image_dir'] = meta_hypes['dirs']['image_dir']
submodules[model] = utils.load_modules_from_logdir(logdir,
dirname=model,
postfix=model)
modules = submodules[model]
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
image.set_shape([1, 384, 1248, 3])
decoded_logits = {}
hypes = subhypes['segmentation']
modules = submodules['segmentation']
logits = modules['arch'].inference(hypes, image, train=False)
for model in meta_hypes['models']:
hypes = subhypes[model]
modules = submodules[model]
optimizer = modules['solver']
with tf.name_scope('Validation_%s' % model):
reuse = {True: False, False: True}[first_iter]
scope = tf.get_variable_scope()
decoded_logits[model] = modules['objective'].decoder(hypes,
logits,
train=False)
first_iter = False
sess = tf.Session()
saver = tf.train.Saver()
cur_step = core.load_weights(logdir, sess, saver)
return meta_hypes, subhypes, submodules, decoded_logits, sess, image_pl
def do_inference(logdir):
"""
Analyze a trained model.
This will load model files and weights found in logdir and run a basic
analysis.
Parameters
----------
logdir : string
Directory with logs.
"""
hypes = utils.load_hypes_from_logdir(logdir)
modules = utils.load_modules_from_logdir(logdir)
# Tell TensorFlow that the model will be built into the default Graph.
with tf.Graph().as_default():
# prepaire the tv session
with tf.name_scope('Validation'):
image_pl, label_pl = _create_input_placeholder()
image = tf.expand_dims(image_pl, 0)
softmax = core.build_inference_graph(hypes, modules,
image=image)
sess = tf.Session()
saver = tf.train.Saver()
core.load_weights(logdir, sess, saver)
create_test_output(hypes, sess, image_pl, softmax)
return
def continue_training(logdir):
"""
Continues training of a model.
This will load model files and weights found in logdir and continues
an aborted training.
Parameters
----------
logdir : string
Directory with logs.
"""
hypes = utils.load_hypes_from_logdir(logdir)
modules = utils.load_modules_from_logdir(logdir)
# Tell TensorFlow that the model will be built into the default Graph.
with tf.Session() as sess:
# build the graph based on the loaded modules
with tf.name_scope("Queues"):
queue = modules['input'].create_queues(hypes, 'train')
tv_graph = core.build_training_graph(hypes, queue, modules)
# prepaire the tv session
tv_sess = core.start_tv_session(hypes)
sess = tv_sess['sess']
saver = tv_sess['saver']
logging_file = os.path.join(logdir, 'output.log')
utils.create_filewrite_handler(logging_file, mode='a')
logging.info("Continue training.")
cur_step = core.load_weights(logdir, sess, saver)
if cur_step is None:
logging.warning("Loaded global_step is None.")
logging.warning("This could mean,"
" that no weights have been loaded.")
logging.warning("Starting Training with step 0.")
cur_step = 0
with tf.name_scope('Validation'):
tf.get_variable_scope().reuse_variables()
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
image.set_shape([1, None, None, 3])
inf_out = core.build_inference_graph(hypes, modules, image=image)
tv_graph['image_pl'] = image_pl
tv_graph['inf_out'] = inf_out
# Start the data load
modules['input'].start_enqueuing_threads(hypes, queue, 'train', sess)
# And then after everything is built, start the training loop.
run_training(hypes, modules, tv_graph, tv_sess, cur_step)
# stopping input Threads
tv_sess['coord'].request_stop()
tv_sess['coord'].join(tv_sess['threads'])
def infer(logdir):
"""
Analyze a trained model.
This will load model files and weights found in logdir and run a basic
analysis.
Parameters
----------
logdir : string
Directory with logs.
"""
hypes = utils.load_hypes_from_logdir(logdir)
modules = utils.load_modules_from_logdir(logdir)
# Tell TensorFlow that the model will be built into the default Graph.
with tf.Graph().as_default():
# prepaire the tv session
with tf.name_scope('Validation'):
image_pl, label_pl = _create_input_placeholder()
image = tf.expand_dims(image_pl, 0)
softmax = core.build_inference_graph(hypes, modules, image=image)
sess = tf.Session()
saver = tf.train.Saver()
core.load_weights(logdir, sess, saver)
create_test_output(hypes, sess, image_pl, softmax)
return
def main(_):
"""Run main function."""
if FLAGS.logdir is None:
logging.error("No logdir are given.")
logging.error("Usage: tv-analyze --logdir dir")
exit(1)
if FLAGS.gpus is None:
if 'TV_USE_GPUS' in os.environ:
if os.environ['TV_USE_GPUS'] == 'force':
logging.error('Please specify a GPU.')
logging.error('Usage tv-train --gpus <ids>')
exit(1)
else:
gpus = os.environ['TV_USE_GPUS']
logging.info("GPUs are set to: %s", gpus)
os.environ['CUDA_VISIBLE_DEVICES'] = gpus
else:
logging.info("GPUs are set to: %s", FLAGS.gpus)
os.environ['CUDA_VISIBLE_DEVICES'] = FLAGS.gpus
utils.load_plugins()
logdir = os.path.realpath(FLAGS.logdir)
hypes = utils.load_hypes_from_logdir(logdir)
modules = utils.load_modules_from_logdir(logdir)
logging.info("Starting to analyze Model in: %s", logdir)
do_inference(hypes, modules, logdir)
def continue_training(logdir):
"""
Continues training of a model.
This will load model files and weights found in logdir and continues
an aborted training.
Parameters
----------
logdir : string
Directory with logs.
"""
hypes = utils.load_hypes_from_logdir(logdir)
modules = utils.load_modules_from_logdir(logdir)
data_input, arch, objective, solver = modules
# append output to output.log
logging_file = os.path.join(logdir, 'output.log')
utils.create_filewrite_handler(logging_file, mode='a')
# Tell TensorFlow that the model will be built into the default Graph.
with tf.Graph().as_default() as graph:
# build the graph based on the loaded modules
graph_ops = build_training_graph(hypes, modules)
q = graph_ops[0]
# prepaire the tv session
sess_coll = core.start_tv_session(hypes)
sess, saver, summary_op, summary_writer, coord, threads = sess_coll
if hasattr(objective, 'evaluate'):
with tf.name_scope('Validation'):
image_pl, label_pl = _create_input_placeholder()
image = tf.expand_dims(image_pl, 0)
softmax = core.build_inference_graph(hypes, modules,
image=image,
label=label_pl)
# Load weights from logdir
cur_step = core.load_weights(logdir, sess, saver)
# Start the data load
_start_enqueuing_threads(hypes, q, sess, data_input)
# And then after everything is built, start the training loop.
start_time = time.time()
for step in xrange(cur_step+1, hypes['solver']['max_steps']):
start_time = run_training_step(hypes, step, start_time,
graph_ops, sess_coll, modules,
image_pl, softmax)
# stopping input Threads
coord.request_stop()
coord.join(threads)
def continue_training(logdir):
"""
Continues training of a model.
This will load model files and weights found in logdir and continues
an aborted training.
Parameters
----------
logdir : string
Directory with logs.
"""
hypes = utils.load_hypes_from_logdir(logdir)
modules = utils.load_modules_from_logdir(logdir)
data_input, arch, objective, solver = modules
# append output to output.log
logging_file = os.path.join(logdir, 'output.log')
utils.create_filewrite_handler(logging_file, mode='a')
# Tell TensorFlow that the model will be built into the default Graph.
with tf.Graph().as_default() as graph:
# build the graph based on the loaded modules
graph_ops = build_training_graph(hypes, modules)
q = graph_ops[0]
# prepaire the tv session
sess_coll = core.start_tv_session(hypes)
sess, saver, summary_op, summary_writer, coord, threads = sess_coll
if hasattr(objective, 'evaluate'):
with tf.name_scope('Validation'):
image_pl, label_pl = _create_input_placeholder()
image = tf.expand_dims(image_pl, 0)
softmax = core.build_inference_graph(hypes, modules,
image=image,
label=label_pl)
# Load weights from logdir
cur_step = core.load_weights(logdir, sess, saver)
# Start the data load
_start_enqueuing_threads(hypes, q, sess, data_input)
# And then after everything is built, start the training loop.
start_time = time.time()
for step in xrange(cur_step+1, hypes['solver']['max_steps']):
start_time = run_training_step(hypes, step, start_time,
graph_ops, sess_coll, objective,
image_pl, softmax)
# stopping input Threads
coord.request_stop()
coord.join(threads)
def main(_):
tv_utils.set_gpus_to_use()
if FLAGS.logdir is None:
# Download and use weights from the MultiNet Paper
if 'TV_DIR_RUNS' in os.environ:
runs_dir = os.path.join(os.environ['TV_DIR_RUNS'],
'KittiSeg')
else:
runs_dir = 'RUNS'
maybe_download_and_extract(runs_dir)
logdir = os.path.join(runs_dir, default_run)
else:
logging.info("Using weights found in {}".format(FLAGS.logdir))
logdir = FLAGS.logdir
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules,
image=image)
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
input_image = FLAGS.input_image
#logging.info("Starting inference using {} as input".format(input_image))
print("Tensorflow model initialized.")
#ros node class
path_detect = PathDetect(hypes, sess, image_pl, prediction)
rospy.spin()
def main(_):
tv_utils.set_gpus_to_use()
runs_dir = 'RUNS'
logdir = os.path.join(runs_dir, default_run)
# Loading hyperparameters from logdir
hypes_i = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
print("Info: Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
print("Info: Modules loaded successfully. Starting to build tf graph.")
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
image_pl_i = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl_i, 0)
# build Tensorflow graph using the model from logdir
prediction_i = core.build_inference_graph(hypes_i,
modules,
image=image)
print("Info: Graph build successfully.")
# Create a session for running Ops on the Graph.
sess_i = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess_i, saver)
print("Info: Weights loaded successfully.")
# input_image = "DATA/demo/demo.png"
# print("Info: Starting inference using {} as input".format(input_image))
global hypes
hypes = hypes_i
global image_pl
image_pl = image_pl_i
global prediction
prediction = prediction_i
global sess
sess = sess_i
from moviepy.editor import VideoFileClip
myclip = VideoFileClip('project_video.mp4') #.subclip(40,43)
output_vid = 'output.mp4'
clip = myclip.fl_image(inference)
clip.write_videofile(output_vid, audio=False)
def do_analyze(logdir, base_path=None):
"""
Analyze a trained model.
This will load model files and weights found in logdir and run a basic
analysis.
Parameters
----------
logdir : string
Directory with logs.
"""
hypes = utils.load_hypes_from_logdir(logdir)
modules = utils.load_modules_from_logdir(logdir)
if base_path is not None:
hypes['dirs']['base_path'] = base_path
# Tell TensorFlow that the model will be built into the default Graph.
with tf.Graph().as_default():
# prepaire the tv session
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
image.set_shape([1, None, None, 3])
inf_out = core.build_inference_graph(hypes, modules,
image=image)
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
core.load_weights(logdir, sess, saver)
logging.info("Graph loaded succesfully. Starting evaluation.")
output_dir = os.path.join(logdir, 'analyse')
logging.info("Output Images will be written to: {}".format(
os.path.join(output_dir, "images/")))
logging_file = os.path.join(logdir, "analyse/output.log")
utils.create_filewrite_handler(logging_file)
eval_dict, images = modules['eval'].evaluate(
hypes, sess, image_pl, inf_out)
logging.info("Evaluation Succesfull. Results:")
utils.print_eval_dict(eval_dict)
_write_images_to_logdir(images, output_dir)
def build_net(self, file_params):
root_path = file_params.root_path
logdir = file_params.log_directory
hypes = tv_utils.load_hypes_from_logdir(root_path,
json_file='dhypes.json')
self.image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(self.image_pl, 0)
logits = arch.inference(hypes, image, train=False)
prediction = objective.decoder(hypes, logits, train=False)
self.sess = tf.Session()
saver = tf.train.Saver()
self.sess.run(tf.global_variables_initializer())
self.sess.run(tf.local_variables_initializer())
coordinator = tf.train.Coordinator()
threads = tf.train.start_queue_runners(sess=self.sess,
coord=coordinator)
tv_core.load_weights(logdir, self.sess, saver)
self.softmax = prediction['softmax']
def do_inference(logdir):
"""
Create output on test data.
Analyze a trained model.
This will load model files and weights found in logdir and run inference.
Parameters
----------
logdir : string
Directory with logs.
"""
hypes = utils.load_hypes_from_logdir(logdir)
modules = utils.load_modules_from_logdir(logdir)
modules['test'].infer(logdir)
return
def main(_):
tv_utils.set_gpus_to_use()
# Download and use weights from the MultiNet Paper
runs_dir = '.'
logdir = os.path.join(runs_dir, default_run)
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
image_pl = tf.placeholder(tf.float32, name='input_image')
image = tf.expand_dims(image_pl, 0)
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules,
image=image)
tf.identity(prediction['logits'], name='output_logits')
tf.identity(prediction['softmax'], name='output_softmax')
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
# Save model again with renamed tensors
saver.save(sess, 'renamed/KittiSeg_pretrained')
logging.info("Model saved successfully.")
def do_analyze(logdir):
"""
Analyze a trained model.
This will load model files and weights found in logdir and run a basic
analysis.
Parameters
----------
logdir : string
Directory with logs.
"""
hypes = utils.load_hypes_from_logdir(logdir)
modules = utils.load_modules_from_logdir(logdir)
data_input, arch, objective, solver = modules
# Tell TensorFlow that the model will be built into the default Graph.
with tf.Graph().as_default():
# prepaire the tv session
with tf.name_scope('Validation'):
image_pl, label_pl = _create_input_placeholder()
image = tf.expand_dims(image_pl, 0)
softmax = core.build_inference_graph(hypes, modules,
image=image,
label=label_pl)
sess_coll = core.start_tv_session(hypes)
sess, saver, summary_op, summary_writer, coord, threads = sess_coll
core.load_weights(logdir, sess, saver)
eval_dict, images = objective.tensor_eval(hypes, sess, image_pl,
softmax)
logging_file = os.path.join(logdir, "eval/analysis.log")
utils.create_filewrite_handler(logging_file)
utils.print_eval_dict(eval_dict)
_write_images_to_logdir(images, logdir)
return
def do_analyze(logdir):
"""
Analyze a trained model.
This will load model files and weights found in logdir and run a basic
analysis.
Parameters
----------
logdir : string
Directory with logs.
"""
hypes = utils.load_hypes_from_logdir(logdir)
modules = utils.load_modules_from_logdir(logdir)
data_input, arch, objective, solver = modules
# Tell TensorFlow that the model will be built into the default Graph.
with tf.Graph().as_default():
# prepaire the tv session
with tf.name_scope('Validation'):
image_pl, label_pl = _create_input_placeholder()
image = tf.expand_dims(image_pl, 0)
softmax = core.build_inference_graph(hypes, modules,
image=image,
label=label_pl)
sess_coll = core.start_tv_session(hypes)
sess, saver, summary_op, summary_writer, coord, threads = sess_coll
core.load_weights(logdir, sess, saver)
eval_dict, images = objective.tensor_eval(hypes, sess, image_pl,
softmax)
logging_file = os.path.join(logdir, "eval/analysis.log")
utils.create_filewrite_handler(logging_file)
utils.print_eval_dict(eval_dict)
_write_images_to_logdir(images, logdir)
return
def main(_):
utils.set_gpus_to_use()
try:
import tensorvision.train2
except ImportError:
logging.error("Could not import the submodules.")
logging.error("Please execute:"
"'git submodule update --init --recursive'")
exit(1)
utils.load_plugins()
if 'TV_DIR_RUNS' in os.environ:
os.environ['TV_DIR_RUNS'] = os.path.join(os.environ['TV_DIR_RUNS'],
'KittiBox')
if FLAGS.logdir is None:
print(" Download and use weights from the MultiNet Paper")
if 'TV_DIR_RUNS' in os.environ:
runs_dir = os.path.join(os.environ['TV_DIR_RUNS'], 'KittiBox')
else:
runs_dir = 'RUNS'
maybe_download_and_extract(runs_dir)
logdir = os.path.join(runs_dir, default_run)
else:
logging.info("Using weights found in {}".format(FLAGS.logdir))
logdir = FLAGS.logdir
print("----------------")
print(logdir)
hypes = utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Start training")
print(logdir)
train.continue_training(logdir)
def load(logdir):
import tensorflow as tf
import tensorvision.utils as tv_utils
import tensorvision.core as core
tv_utils.set_gpus_to_use()
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
with tf.Graph().as_default():
# Create placeholder for input
image_pl = tf.placeholder(tf.float32,
shape=(hypes["image_height"],
hypes["image_width"], 3))
image = tf.expand_dims(image_pl, 0)
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules, image=image)
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
return image_pl, prediction, sess, hypes
def do_analyze(logdir):
"""
Analyze a trained model.
This will load model files and weights found in logdir and run a basic
analysis.
Parameters
----------
logdir : string
Directory with logs.
"""
hypes = utils.load_hypes_from_logdir(logdir)
modules = utils.load_modules_from_logdir(logdir)
data_input, arch, objective, solver = modules
logging_file = os.path.join(logdir, "eval/analysis.log")
utils.create_filewrite_handler(logging_file)
# Tell TensorFlow that the model will be built into the default Graph.
with tf.Graph().as_default():
# build the graph based on the loaded modules
graph_ops = core.build_graph(hypes, modules, train=False)
q, train_op, loss, eval_lists = graph_ops
q = graph_ops[0]
# prepaire the tv session
sess_coll = core.start_tv_session(hypes)
sess, saver, summary_op, summary_writer, coord, threads = sess_coll
core.load_weights(logdir, sess, saver)
# Start the data load
data_input.start_enqueuing_threads(hypes, q['val'], 'val', sess,
hypes['dirs']['data_dir'])
return core.do_eval(hypes, eval_lists, 'val', sess)
def main(_):
tv_utils.set_gpus_to_use()
if FLAGS.input_image is None:
logging.error("No input_image was given.")
logging.info(
"Usage: python demo.py --input_image data/test.png "
"[--output_image output_image] [--logdir /path/to/weights] "
"[--gpus GPUs_to_use] ")
exit(1)
if FLAGS.logdir is None:
# Download and use weights from the MultiNet Paper
if 'TV_DIR_RUNS' in os.environ:
runs_dir = os.path.join(os.environ['TV_DIR_RUNS'],
'KittiBox')
else:
runs_dir = 'RUNS'
maybe_download_and_extract(runs_dir)
logdir = os.path.join(runs_dir, default_run)
else:
logging.info("Using weights found in {}".format(FLAGS.logdir))
logdir = FLAGS.logdir
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules,
image=image)
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
input_image = FLAGS.input_image
logging.info("Starting inference using {} as input".format(input_image))
# Load and resize input image
image = scp.misc.imread(input_image)
# image = scp.misc.imresize(image, (hypes["image_height"], hypes["image_width"]),interp='cubic')
feed = {image_pl: image}
# Run KittiBox model on image
pred_boxes = prediction['pred_boxes_new']
pred_confidences = prediction['pred_confidences']
print('asdffffffffffffffffffffffffffffffffffff')
print(pred_boxes,pred_confidences,hypes["image_height"],hypes["image_width"])
start = timer()
for i in range(11):
if i==1:
start = timer()
(np_pred_boxes, np_pred_confidences) = sess.run([pred_boxes,pred_confidences],feed_dict=feed)
end = timer()
print((end - start)/10 )
# Apply non-maximal suppression
# and draw predictions on the image
output_image, rectangles = kittibox_utils.add_rectangles(
hypes, [image], np_pred_confidences,
np_pred_boxes, show_removed=False,
use_stitching=True, rnn_len=1,
min_conf=0.50, tau=hypes['tau'], color_acc=(0, 255, 0))
threshold = 0.5
accepted_predictions = []
# removing predictions <= threshold
for rect in rectangles:
if rect.score >= threshold:
accepted_predictions.append(rect)
print('')
logging.info("{} Cars detected".format(len(accepted_predictions)))
# Printing coordinates of predicted rects.
for i, rect in enumerate(accepted_predictions):
logging.info("")
logging.info("Coordinates of Box {}".format(i))
logging.info(" x1: {}".format(rect.x1))
logging.info(" x2: {}".format(rect.x2))
logging.info(" y1: {}".format(rect.y1))
logging.info(" y2: {}".format(rect.y2))
logging.info(" Confidence: {}".format(rect.score))
# save Image
if FLAGS.output_image is None:
output_name = input_image.split('.')[0] + '_rects.png'
else:
output_name = FLAGS.output_image
scp.misc.imsave(output_name, output_image)
logging.info("")
logging.info("Output image saved to {}".format(output_name))
logging.info("")
logging.warning("Do NOT use this Code to evaluate multiple images.")
logging.warning("Demo.py is **very slow** and designed "
"to be a tutorial to show how the KittiBox works.")
logging.warning("")
logging.warning("Please see this comment, if you like to apply demo.py to"
"multiple images see:")
logging.warning("https://github.com/MarvinTeichmann/KittiBox/"
"issues/15#issuecomment-301800058")
np.load = np_load_old
print((end - start)/10 )
def model_path():
tv_utils.set_gpus_to_use()
# if FLAGS.input_image is None:
# logging.error("No input_image was given.")
# logging.info(
# "Usage: python demo.py --input_image data/test.png "
# "[--output_image output_image] [--logdir /path/to/weights] "
# "[--gpus GPUs_to_use] ")
# exit(1)
if FLAGS.logdir is None:
# Download and use weights from the MultiNet Paper
if 'TV_DIR_RUNS' in os.environ:
runs_dir = os.path.join(os.environ['TV_DIR_RUNS'], 'KittiSeg')
else:
runs_dir = 'RUNS'
maybe_download_and_extract(runs_dir)
logdir = os.path.join(runs_dir, default_run)
else:
logging.info("Using weights found in {}".format(FLAGS.logdir))
logdir = FLAGS.logdir
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules, image=image)
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
cv2.namedWindow("visual_image", flags=cv2.WINDOW_FREERATIO)
while True:
frame = queue.get()
cv2.imshow("image", frame)
#cv2.waitKey(1)
image = frame
# logging.info("Starting inference using {} as input".format(input_image))
# Load and resize input image
#image = scp.misc.imread(input_image)
if hypes['jitter']['reseize_image']:
# Resize input only, if specified in hypes
image_height = hypes['jitter']['image_height']
image_width = hypes['jitter']['image_width']
image = scp.misc.imresize(image,
size=(image_height, image_width),
interp='cubic')
# Run KittiSeg model on image
feed = {image_pl: image}
softmax = prediction['softmax']
output = sess.run([softmax], feed_dict=feed)
# Reshape output from flat vector to 2D Image
shape = image.shape
output_image = output[0][:, 1].reshape(shape[0], shape[1])
# Plot confidences as red-blue overlay
rb_image = seg.make_overlay(image, output_image)
# Accept all pixel with conf >= 0.5 as positive prediction
# This creates a `hard` prediction result for class street
threshold = 0.5
street_prediction = output_image > threshold
# Plot the hard prediction as green overlay
green_image = tv_utils.fast_overlay(image, street_prediction)
cv2.imshow("visual_image", green_image)
cv2.waitKey(1)
def main():
args = parser.parse_args()
tv_utils.set_gpus_to_use()
logdir = args.logdir
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
image_pl = tf.placeholder(tf.float32, shape=(hypes["image_height"], hypes["image_width"], 3))
image = tf.expand_dims(image_pl, 0)
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules,
image=image)
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
if args.save:
save_file = args.save
else:
save_file = 'video.mp4'
if os.path.isfile(save_file):
os.remove(save_file)
# Get all images to make video
image_names = sorted(os.listdir(args.image_dir))[:args.limit]
if len(image_names) == 0:
logging.error("No image found in given image_dir.")
exit(1)
start = time.time()
if os.path.isfile(save_file):
os.remove(save_file)
logging.info("Making video")
with imageio.get_writer(save_file, mode='I', fps=args.framerate) as writer:
for i, image_name in enumerate(image_names):
input_image = os.path.join(args.image_dir, image_name)
# logging.info("Starting inference using %s as input %d/%d" % (input_image, i, len(image_names)))
# Load and resize input image
oimage = scp.misc.imread(input_image)
oshape = oimage.shape[:2]
rh = oshape[0] / float(hypes["image_height"])
rw = oshape[1] / float(hypes["image_width"])
image = scp.misc.imresize(oimage, (hypes["image_height"],
hypes["image_width"]),
interp='cubic')
feed = {image_pl: image}
# Run KittiBox model on image
pred_boxes = prediction['pred_boxes_new']
pred_confidences = prediction['pred_confidences']
(np_pred_boxes, np_pred_confidences) = sess.run([pred_boxes,
pred_confidences],
feed_dict=feed)
# np_pred_boxes[:, :, 0] *= rw
# np_pred_boxes[:, :, 2] *= rw
# np_pred_boxes[:, :, 1] *= rh
# np_pred_boxes[:, :, 3] *= rh
# Apply non-maximal suppression
# and draw predictions on the image
threshold = 0.5
output_image, rectangles = kittibox_utils.add_rectangles(
hypes, [image], np_pred_confidences,
np_pred_boxes, show_removed=False,
use_stitching=True, rnn_len=1,
min_conf=threshold, tau=hypes['tau'], color_acc=(0, 255, 0))
output_image = scp.misc.imresize(output_image, oshape, interp='cubic')
writer.append_data(output_image)
time_taken = time.time() - start
logging.info('Video saved as %s' % save_file)
logging.info('Number of images: %d' % len(image_names))
logging.info('Time takes: %.2f s' % (time_taken))
logging.info('Frequency: %.2f fps' % (len(image_names) / time_taken))
def main(_):
tv_utils.set_gpus_to_use()
if FLAGS.input_image is None:
logging.error("No input_image was given.")
logging.info(
"Usage: python demo.py --input_image data/test.png "
"[--output_image output_image] [--logdir /path/to/weights] "
"[--gpus GPUs_to_use] ")
exit(1)
if FLAGS.logdir is None:
if 'TV_DIR_RUNS' in os.environ:
runs_dir = os.path.join(os.environ['TV_DIR_RUNS'], 'KittiSeg')
else:
runs_dir = 'RUNS'
maybe_download_and_extract(runs_dir)
logdir = os.path.join(runs_dir, default_run)
else:
logging.info("Using weights found in {}".format(FLAGS.logdir))
logdir = FLAGS.logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
#create tf graph and build net
with tf.Graph().as_default():
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
prediction = core.build_inference_graph(hypes, modules, image=image)
logging.info("Graph build successfully.")
sess = tf.Session()
saver = tf.train.Saver()
core.load_weights(logdir, sess, saver)
input_image = FLAGS.input_image
#logging.info("start inference using {} as input".format(input_image))
cap = cv2.VideoCapture(
0) #live camera and change as video path if you have save video
while True:
#image_bgr = cv2.imread(input_image)
#b, g, r = cv2.split(image_bgr) # get b,g,r
#image = cv2.merge([r, g, b]) # switch it to rgb
ret, image = cap.read()
if hypes['jitter']['reseize_image']:
image_height = hypes['jitter']['image_height']
image_width = hypes['jitter']['image_width']
image = scp.misc.imresize(image,
size=(image_height, image_width),
inerp='cubic')
feed = {image_pl: image}
softmax = prediction['softmax']
output = sess.run([softmax], feed_dict=feed)
#reshape
shape = image.shape
output_image = output[0][:, 1].reshape(shape[0], shape[1])
rb_image = seg.make_overlay(image, output_image)
threshold = 0.5
street_prediction = output_image > threshold
green_image = tv_utils.fast_overlay(image, street_prediction)
cv2.imshow('ori', green_image) #live camera: imshow or video:save
if cv2.waitKey(25) & 0xFF == ord(
'q'): #live camera imshow, delete if occur error in video show
cv2.destroyAllWindows()
break
def main(_):
tv_utils.set_gpus_to_use()
if FLAGS.input_image is None:
logging.error("No input_image was given.")
logging.info(
"Usage: python demo.py --input_image data/test.png "
"[--output_image output_image] [--logdir /path/to/weights] "
"[--gpus GPUs_to_use] ")
exit(1)
if FLAGS.logdir is None:
# Download and use weights from the MultiNet Paper
if 'TV_DIR_RUNS' in os.environ:
runs_dir = os.path.join(os.environ['TV_DIR_RUNS'],
'KittiBox')
else:
runs_dir = 'RUNS'
maybe_download_and_extract(runs_dir)
logdir = os.path.join(runs_dir, default_run)
else:
logging.info("Using weights found in {}".format(FLAGS.logdir))
logdir = FLAGS.logdir
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for inputclassLabel
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
# yang.
image.set_shape([1, None, None, 3])
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules,
image=image)
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
input_image = FLAGS.input_image
logging.info("Starting inference using {} as input".format(input_image))
# yang.
for img in os.listdir(input_image):
# print(input_image)
# filelist = ['100k/train/a9c4268f-b97f4325.jpg','100k/train/1f416cf1-10a9e2ed.jpg','100k/train/4d22354a-6ce691da.jpg','100k/train/2786c637-b689c08a.jpg','100k/train/1c56c68b-b520ae6d.jpg','100k/train/7170cba6-dd72fe05.jpg','100k/train/71cf580c-d819c189.jpg','100k/train/70b5dbac-87ba4de7.jpg','100k/train/219da1a7-030143c1.jpg','100k/train/2f45c868-4399445f.jpg']
# for img in filelist:
#if img.split('.')[-1] == 'png':
#if img.split('.')[-1] == 'png':
# Load and resize input image
# image = scp.misc.imread('/home/yang/home/yang/MultiNet/submodules/KittiBox/DATA/KittiBox/' + img)
image = scp.misc.imread(input_image + img)
# if hypes["resize_image"]:
# image = scp.misc.imresize(image, (hypes["image_height"],hypes["image_width"]),interp='cubic')
image = image[8:,:,:]
# print(image.shape)
# break
# image = scp.misc.imread(input_image)
feed = {image_pl: image}
# Run KittiBox model on image
pred_boxes = prediction['pred_boxes']
pred_confidences = prediction['pred_confidences']
# yang.
pred_logits = prediction['pred_logits']
# print(pred_boxes,pred_confidences,pred_logits)
# yang.
#print('----------------------demo.time------------------------')
t0 = time.time()
# (np_pred_boxes, np_pred_confidences) = sess.run([pred_boxes,
# pred_confidences],
# feed_dict=feed)
(np_pred_boxes, np_pred_confidences, np_pred_logits) = sess.run([pred_boxes,
pred_confidences,
pred_logits],
feed_dict=feed)
# print(np_pred_boxes,np_pred_confidences,np_pred_logits)
print(time.time() - t0)
# # print('--------------------------logits-----------------------')
# print('-------------------------------------------------------')
# print(np_pred_confidences)
# # print(np_pred_logits)
# print('-------------------------------------------------------')
# break
#print('-------------------------------------------------------')
# Apply non-maximal suppression
# and draw predictions on the image
# yang.
# print(pred_logits.shape)
# break
# output_image, rectangles = kittibox_utils.add_rectangles(
# hypes, [image], np_pred_confidences,
# np_pred_boxes, np_pred_logits, show_removed=False,
# use_stitching=True, rnn_len=1,
# min_conf=0.50, tau=hypes['tau'], color_acc=(0, 255, 0))
output_image, rectangles = kittibox_utils.add_rectangles(
hypes, [image], np_pred_confidences,
np_pred_boxes, show_removed=False,
use_stitching=True, rnn_len=1,
min_conf=0.75, tau=hypes['tau'], color_acc=(0, 255, 0))
threshold = 0.75
accepted_predictions = []
# removing predictions <= threshold
for rect in rectangles:
if rect.score >= threshold:
accepted_predictions.append(rect)
print('')
logging.info("{} Cars detected".format(len(accepted_predictions)))
# Printing coordinates of predicted rects.
for i, rect in enumerate(accepted_predictions):
logging.info("")
logging.info("Coordinates of Box {}".format(i))
logging.info(" class: {}".format(rect.classID))
logging.info(" x1: {}".format(rect.x1))
logging.info(" x2: {}".format(rect.x2))
logging.info(" y1: {}".format(rect.y1))
logging.info(" y2: {}".format(rect.y2))
logging.info(" Confidence: {}".format(rect.score))
savedata(rect,img,FLAGS.output_image)
# save Image
output_name = os.path.join(FLAGS.output_image, img.split('.')[0] + '_rects.jpg')
#output_image = scp.misc.imresize(output_image, (512,640),interp='cubic')
# scp.misc.imsave(output_name, output_image)
logging.info("")
logging.info("Output image saved to {}".format(output_name))
def continue_training(logdir):
"""
Continues training of a model.
This will load model files and weights found in logdir and continues
an aborted training.
Parameters
----------
logdir : string
Directory with logs.
"""
hypes = utils.load_hypes_from_logdir(logdir)
modules = utils.load_modules_from_logdir(logdir)
# Tell TensorFlow that the model will be built into the default Graph.
with tf.Session() as sess:
# build the graph based on the loaded modules
with tf.name_scope("Queues"):
queue = modules['input'].create_queues(hypes, 'train')
tv_graph = core.build_training_graph(hypes, queue, modules)
# prepaire the tv session
tv_sess = core.start_tv_session(hypes)
sess = tv_sess['sess']
saver = tv_sess['saver']
logging_file = os.path.join(logdir, 'output.log')
utils.create_filewrite_handler(logging_file, mode='a')
logging.info("Continue training.")
cur_step = core.load_weights(logdir, sess, saver)
if cur_step is None:
logging.warning("Loaded global_step is None.")
logging.warning("This could mean,"
" that no weights have been loaded.")
logging.warning("Starting Training with step 0.")
cur_step = 0
with tf.name_scope('Validation'):
tf.get_variable_scope().reuse_variables()
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
image.set_shape([1, None, None, 3])
inf_out = core.build_inference_graph(hypes, modules,
image=image)
tv_graph['image_pl'] = image_pl
tv_graph['inf_out'] = inf_out
# Start the data load
modules['input'].start_enqueuing_threads(hypes, queue, 'train', sess)
# And then after everything is built, start the training loop.
run_training(hypes, modules, tv_graph, tv_sess, cur_step)
# stopping input Threads
tv_sess['coord'].request_stop()
tv_sess['coord'].join(tv_sess['threads'])
def main(_):
tv_utils.set_gpus_to_use()
if (FLAGS.input_image is None) and (FLAGS.output_image is None):
logging.error("No input_image or output_image were given.")
logging.info(
"Usage: python demo_modified.py --input_image data/test.png "
"[--output_image output_image] [--logdir /path/to/weights] "
"[--gpus GPUs_to_use] ")
exit(1)
if FLAGS.logdir is None:
# Download and use weights from the MultiNet Paper
if 'TV_DIR_RUNS' in os.environ:
runs_dir = os.path.join(os.environ['TV_DIR_RUNS'], 'KittiSeg')
else:
runs_dir = 'RUNS'
maybe_download_and_extract(runs_dir)
logdir = os.path.join(runs_dir, default_run)
else:
logging.info("Using weights found in {}".format(FLAGS.logdir))
logdir = FLAGS.logdir
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules, image=image)
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
# Load and resize input image
input_image = FLAGS.input_image
input_images = open(input_image, 'r').read().splitlines()
# Run KittiSeg model on image
n = 0
for list_images in input_images:
if (n % 3) == 0:
image = scp.misc.imread(list_images)
name_split = list_images.split('/')
image_name = name_split[len(name_split) - 1].split('.')[0]
if hypes['jitter']['reseize_image']:
# Resize input only, if specified in hypes
image_height = hypes['jitter']['image_height']
image_width = hypes['jitter']['image_width']
image = scp.misc.imresize(image,
size=(image_height, image_width),
interp='cubic')
feed = {image_pl: image}
softmax = prediction['softmax']
#time of net foward
start_time = timeit.default_timer()
output = sess.run([softmax], feed_dict=feed)
elapsed = timeit.default_timer() - start_time
print(elapsed)
#exit(1)
#feed = {image_pl: image}
#softmax = prediction['softmax']
#output = sess.run([softmax], feed_dict=feed)
# Reshape output from flat vector to 2D Image
shape = image.shape
output_image = output[0][:, 1].reshape(shape[0], shape[1])
# Plot confidences as red-blue overlay
rb_image = seg.make_overlay(image, output_image)
# Accept all pixel with conf >= 0.5 as positive prediction
# This creates a `hard` prediction result for class street
threshold = 0.01
street_prediction = output_image > threshold
# Plot the hard prediction as green overlay
green_image = tv_utils.fast_overlay(image, street_prediction)
# Save output images to disk.
output_base_name = FLAGS.output_image
raw_image_name = output_base_name + image_name + '_raw.png'
#rb_image_name = output_base_name + image_name + '_rb.png'
green_image_name = output_base_name + image_name + '_green.png'
scp.misc.imsave(raw_image_name, output_image)
#scp.misc.imsave(rb_image_name, rb_image)
scp.misc.imsave(green_image_name, green_image)
logging.info("")
logging.info("Raw output image has been saved to: {}".format(
os.path.realpath(raw_image_name)))
#logging.info("Red-Blue overlay of confs have been saved to: {}".format(
# os.path.realpath(rb_image_name)))
logging.info(
"Green plot of predictions have been saved to: {}".format(
os.path.realpath(green_image_name)))
n = n + 1
def main(_):
config = tf.ConfigProto()
config.gpu_options.allow_growth = True
# config.gpu_options.per_process_gpu_memory_fraction = 0.7
tv_utils.set_gpus_to_use()
if FLAGS.input_image is None:
logging.error("No input_image was given.")
logging.info(
"Usage: python demo.py --input_image data/test.png "
"[--output_image output_image] [--logdir /path/to/weights] "
"[--gpus GPUs_to_use] ")
if FLAGS.logdir is None:
# Download and use weights from the MultiNet Paper
if 'TV_DIR_RUNS' in os.environ:
runs_dir = os.path.join(os.environ['TV_DIR_RUNS'],
'KittiSeg')
else:
runs_dir = 'RUNS'
maybe_download_and_extract(runs_dir)
logdir = os.path.join(runs_dir, default_run)
else:
logging.info("Using weights found in {}".format(FLAGS.logdir))
logdir = FLAGS.logdir
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
num_classes = 5
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules,
image=image)
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session(config=config)
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
input_image = FLAGS.input_image
logging.info("Starting inference using {} as input".format(input_image))
#Dealing with video segmentation with frame by frame
#TODO: build a commandline
loaded_video = skvideo.io.vread('t1.avi')[:100]
writer = skvideo.io.FFmpegWriter("outputvideo.avi")
for image in loaded_video:
# Load and resize input image
if hypes['jitter']['reseize_image']:
# Resize input only, if specified in hypes
image_height = hypes['jitter']['image_height']
image_width = hypes['jitter']['image_width']
image = scp.misc.imresize(image, size=(image_height, image_width),
interp='cubic')
# Run KittiSeg model on image
feed = {image_pl: image}
softmax = prediction['softmax']
output = sess.run(softmax, feed_dict=feed)
print(len(output), type(output), output.shape)
# Reshape output from flat vector to 2D Image
output = np.transpose(output)
shape = image.shape
output = output.reshape(num_classes, shape[0], shape[1])
output_image = output[0].reshape(shape[0], shape[1])
# Plot confidences as red-blue overlay
rb_image = seg.make_overlay(image, output_image)
# Accept all pixel with conf >= 0.5 as positive prediction
# This creates a `hard` prediction result for class street
threshold = 0.5
street_prediction = output_image > threshold
street_predictions = output > threshold
# Plot the hard prediction as green overlay
green_image = tv_utils.fast_overlay(image, street_prediction)
green_images = []
rb_images = []
output_images = []
for c in range(0,5):
green_images.append(tv_utils.fast_overlay(image, street_predictions[c]))
rb_images.append(seg.make_overlay(image, output[c]))
output_images.append(output[c].reshape(shape[0], shape[1]))
# Save output images to disk.
if FLAGS.output_image is None:
output_base_name = input_image
else:
output_base_name = FLAGS.output_image
#Name and save the the red blue segmentation for first 5 frames as png to debug.
green_image_names = []
rb_image_names = []
raw_image_names = []
for c in range(1,6):
green_image_names.append(output_base_name.split('.')[0] + str(c) + '_green.png')
rb_image_names.append(output_base_name.split('.')[0] + str(c) + '_rb.png')
raw_image_names.append(output_base_name.split('.')[0] + str(c) + '_raw.png')
for c in range(0,5):
print(green_image_names[c], green_images[c].shape)
scp.misc.imsave(raw_image_names[c], output_images[c])
scp.misc.imsave(rb_image_names[c], rb_images[c])
scp.misc.imsave(green_image_names[c], green_images[c])
#Output the green masked video as a file and show it to screen
writer.writeFrame(green_images[4])
cv2.imshow('frame', green_images[4])
#user can press p to quit during processing.
if cv2.waitKey(1) & 0xFF == ord('q'):
break
writer.close()
def main(_):
tv_utils.set_gpus_to_use()
# if FLAGS.input_image is None:
# logging.error("No input_image was given.")
# logging.info(
# "Usage: python demo.py --input_image data/test.png "
# "[--output_image output_image] [--logdir /path/to/weights] "
# "[--gpus GPUs_to_use] ")
# exit(1)
if FLAGS.logdir is None:
# Download and use weights from the MultiNet Paper
if 'TV_DIR_RUNS' in os.environ:
runs_dir = os.path.join(os.environ['TV_DIR_RUNS'], 'KittiSeg')
else:
runs_dir = 'RUNS'
maybe_download_and_extract(runs_dir)
logdir = os.path.join(runs_dir, default_run)
else:
logging.info("Using weights found in {}".format(FLAGS.logdir))
logdir = FLAGS.logdir
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
image.set_shape([1, None, None, 3])
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules, image=image)
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
input_image = FLAGS.input_image
logging.info("Starting inference using {} as input".format(input_image))
# Load and resize input image
count = 1
duration = 0
video = cv2.VideoCapture(
"/home/zzhang52/Data/south_farm/front/VID_20170426_144800.mp4")
fourcc = cv2.VideoWriter_fourcc(*'XVID')
writer = cv2.VideoWriter("/home/zzhang52/Videos/visual_nav.avi", fourcc,
12.0, (960, 540))
while video.grab():
start = time()
_, image = video.retrieve()
image = cv2.cvtColor(image, cv2.COLOR_BGR2RGB)
if hypes['jitter']['reseize_image']:
# Resize input only, if specified in hypes
image_height = hypes['jitter']['image_height']
image_width = hypes['jitter']['image_width']
image = scp.misc.imresize(image,
size=(image_height, image_width),
interp='bilinear')
# Run KittiSeg model on image
feed = {image_pl: image}
softmax = prediction['softmax']
output = sess.run([softmax], feed_dict=feed)
duration += time() - start
count += 1
# Reshape output from flat vector to 2D Image
shape = image.shape
output_image = output[0][:, 1].reshape(shape[0], shape[1])
# Plot confidences as red-blue overlay
# rb_image = seg.make_overlay(image, output_image)
# Accept all pixel with conf >= 0.5 as positive prediction
# This creates a `hard` prediction result for class street
threshold = 0.5
street_prediction = output_image > threshold
thresh = (255 * street_prediction).astype(np.uint8)
_, thresh = cv2.threshold(thresh, 100, 255, 0)
_, contours, _ = cv2.findContours(thresh,
mode=cv2.RETR_EXTERNAL,
method=cv2.CHAIN_APPROX_NONE)
contours.sort(key=cv2.contourArea, reverse=True)
mask = np.zeros(shape, np.uint8)
cv2.drawContours(mask, contours, 0, (0, 255, 0), -1)
cnt = np.asarray(contours[0])
cnt = np.squeeze(cnt)
cnt = cnt[np.argsort(cnt[:, 1])]
cnt = np.expand_dims(cnt, axis=1)
points = []
idx = 0
x_sum = 0
x_count = 0
for i in range(shape[0]):
while idx < cnt.shape[0] and cnt[idx][0][1] == i:
x_sum += float(cnt[idx][0][0])
x_count += 1
idx += 1
if x_count != 0:
avg = int(x_sum / x_count)
points.append(np.array([[avg, i]]))
x_sum = 0
x_count = 0
points = np.asarray(points)
# p1, p2, [vx,vy,x,y] = fitLine(points, shape[0], shape[1])
# [vx,vy,x,y] = cv2.fitLine(points, cv2.DIST_L2,0,0.01,0.01)
# lefty = int((-x*vy/vx) + y)
# righty = int(((shape[1]-x)*vy/vx)+y)
p1 = Point(points[0][0][0], points[0][0][1])
p2 = Point(points[-1][0][0], points[-1][0][1])
dx = float(p1.x - p2.x)
dy = float(p1.y - p2.y)
r = np.arctan(dx / dy) * 180 / np.pi
t = float(shape[1] / 2 - p2.x) / shape[1]
# r = np.sign(r) * (90 - abs(r))
image = cv2.cvtColor(image, cv2.COLOR_RGB2BGR)
alpha = 0.3
overlay = cv2.addWeighted(image, 1 - alpha, mask, alpha, 0)
# Plot the hard prediction as green overlay
# green_image = tv_utils.fast_overlay(image, street_prediction)
# green_image = cv2.cvtColor(green_image, cv2.COLOR_RGB2BGR)
cv2.line(overlay, (p1.x, p1.y), (p2.x, p2.y), (0, 0, 200), 2)
cv2.putText(overlay, "Heading: {:.2f}".format(r), (10, 30),
cv2.FONT_HERSHEY_SIMPLEX, 0.8, (0, 0, 255), 2)
cv2.putText(overlay, "Offset: {:.3e}".format(t), (10, 60),
cv2.FONT_HERSHEY_SIMPLEX, 0.8, (0, 0, 255), 2)
cv2.imshow("show", overlay)
writer.write(overlay)
if cv2.waitKey(15) == 27:
break
cv2.destroyAllWindows()
video.release()
writer.release()
# Save output images to disk.
# if FLAGS.output_image is None:
# output_base_name = input_image
# else:
# output_base_name = FLAGS.output_image
# raw_image_name = output_base_name.split('.')[0] + '_raw.png'
# rb_image_name = output_base_name.split('.')[0] + '_rb.png'
# green_image_name = output_base_name.split('.')[0] + '_green.png'
# scp.misc.imsave(raw_image_name, street_prediction)
# scp.misc.imsave(rb_image_name, rb_image)
# scp.misc.imsave(green_image_name, green_image)
# logging.info("")
# logging.info("Raw output image has been saved to: {}".format(
# os.path.realpath(raw_image_name)))
# logging.info("Red-Blue overlay of confs have been saved to: {}".format(
# os.path.realpath(rb_image_name)))
# logging.info("Green plot of predictions have been saved to: {}".format(
# os.path.realpath(green_image_name)))
print("FPS: {}".format(count / duration))
interp='cubic')
shape = gt_image.shape
gt_image = scp.misc.imresize(gt_image,
size=(image_height, image_width),
interp='nearest')
return image, gt_image
# runs_dir = 'RUNS'
runs_dir = '/home/zacefron/Desktop/golfcart-workspace/catkin_ws/src/lanedetection/include/KittiSeg/RUNS'
default_run = 'KittiSeg_2019_11_15_16.15'
logdir = os.path.join(runs_dir, default_run)
tv_utils.set_gpus_to_use()
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
os.chdir('src/lanedetection/include/KittiSeg')
print(os.getcwd())
def run_detection(img):
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
def main(_):
tv_utils.set_gpus_to_use()
# if FLAGS.input_image is None:
# logging.error("No input_image was given.")
# logging.info(
# "Usage: python demo.py --input_image data/test.png "
# "[--output_image output_image] [--logdir /path/to/weights] "
# "[--gpus GPUs_to_use] ")
# exit(1)
if FLAGS.logdir is None:
# Download and use weights from the MultiNet Paper
if 'TV_DIR_RUNS' in os.environ:
runs_dir = os.path.join(os.environ['TV_DIR_RUNS'], 'KittiSeg')
else:
runs_dir = 'RUNS'
maybe_download_and_extract(runs_dir)
logdir = os.path.join(runs_dir, default_run)
else:
logging.info("Using weights found in {}".format(FLAGS.logdir))
logdir = FLAGS.logdir
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules, image=image)
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
dataset = kitti_object(
os.path.join(ROOT_DIR, 'free-space/dataset/KITTI/object'))
point_pub = rospy.Publisher('cloud', PointCloud2, queue_size=50)
# picture_pub = rospy.Publisher("kitti_image",newImage,queue_size=50)
rospy.init_node('point-cloud', anonymous=True)
# h = std_msgs.msg.Header()
# h.frame_id="base_link"
# h.stamp=rospy.Time.now()
#rate = rospy.Rate(10)
#point_msg=PointCloud2()
video_dir = '/home/user/Data/lrx_work/free-space/kitti.avi'
fps = 10
num = 4541
img_size = (1241, 376)
fourcc = 'mp4v'
videoWriter = cv2.VideoWriter(video_dir, cv2.VideoWriter_fourcc(*fourcc),
fps, img_size)
calib = dataset.get_calibration(0)
for data_idx in range(len(dataset)):
#objects = dataset.get_label_objects(data_idx)
# Load and resize input image
image = dataset.get_image(data_idx)
image = cv2.cvtColor(image, cv2.COLOR_BGR2RGB)
#scp.misc.imsave('new.png', image)
if hypes['jitter']['reseize_image']:
# Resize input only, if specified in hypes
image_height = hypes['jitter']['image_height']
image_width = hypes['jitter']['image_width']
image = scp.misc.imresize(image,
size=(image_height, image_width),
interp='cubic')
img_height, img_width, img_channel = image.shape
print("picture-shape")
print(len(image))
print(len(image[0]))
pc_velo = dataset.get_lidar(data_idx)[:, 0:3]
print(len(pc_velo))
velo_len = len(pc_velo)
#calib = dataset.get_calibration(data_idx)
# Run KittiSeg model on image
feed = {image_pl: image}
softmax = prediction['softmax']
output = sess.run([softmax], feed_dict=feed)
# Reshape output from flat vector to 2D Image
shape = image.shape
output_image = output[0][:, 1].reshape(shape[0], shape[1])
# Plot confidences as red-blue overlay
rb_image = seg.make_overlay(image, output_image)
# scp.misc.imsave('new0.png', rb_image)
# Accept all pixel with conf >= 0.5 as positive prediction
# This creates a `hard` prediction result for class street
threshold = 0.5
street_prediction = output_image > threshold
index = np.where(street_prediction == True)
chang = len(index[0])
print(chang)
# test = np.zeros((velo_len,2),dtype=np.int)
# for tmp0 in range(chang):
# test[tmp0][0]=index[0][tmp0]
# test[tmp0][1]=index[1][tmp0]
print("suoyindayin")
# if (chang>0):
# print(test[0][0])
# print(test[0][1])
pts_2d = calib.project_velo_to_image(pc_velo)
print(pts_2d.shape)
# print(pts_2d[1][0])
# print(pts_2d[1][1])
fig = mlab.figure(figure=None,
bgcolor=(0, 0, 0),
fgcolor=None,
engine=None,
size=(1000, 500))
fov_inds = (pts_2d[:,0]<1242) & (pts_2d[:,0]>=0) & \
(pts_2d[:,1]<370) & (pts_2d[:,1]>=0)
print(fov_inds.shape)
# print(fov_inds[1000])
# print(pc_velo.shape)
print("okok")
fov_inds = fov_inds & (pc_velo[:, 0] > 0)
print(fov_inds.shape)
imgfov_pts_2d = pts_2d[fov_inds, :]
imgfov_pc_velo = pc_velo[fov_inds, :]
pts_2d0 = calib.project_velo_to_image(imgfov_pc_velo)
fov_inds0 = (pts_2d0[:,0]<len(image[0])) & (pts_2d0[:,0]>=0) & \
(pts_2d0[:,1]<len(image)) & (pts_2d0[:,1]>=0)
fov_inds0 = fov_inds0 & (imgfov_pc_velo[:, 0] > 2.0)
print(fov_inds0.shape)
print(street_prediction.shape)
print(pts_2d0.shape)
# if(chang>0):
# print(int(imgfov_pts_2d[5,0]))
# print(int(imgfov_pts_2d[5,1]))
# print(street_prediction[int(imgfov_pts_2d[5,1]),int(imgfov_pts_2d[5,0])])
if (chang > 0):
for i in range(len(fov_inds0)):
if ((pts_2d0[i, 1] < len(street_prediction)) &
(pts_2d0[i, 0] < len(street_prediction[0]))):
fov_inds0[i] = fov_inds0[i] & (
street_prediction[int(pts_2d0[i, 1]),
int(pts_2d0[i, 0])] == True)
imgfov_pc_velo0 = imgfov_pc_velo[fov_inds0, :]
print("number")
green_image = tv_utils.fast_overlay(image, street_prediction)
# pub point-cloud topic
print(imgfov_pc_velo0.shape)
number = len(imgfov_pc_velo0)
header = std_msgs.msg.Header()
header.stamp = rospy.Time.now()
header.frame_id = "velodyne"
points = pc2.create_cloud_xyz32(header, imgfov_pc_velo0)
# point=Point()
# for t in range(0,number):
# point_x=imgfov_pc_velo0[t][0]
# point_y=imgfov_pc_velo0[t][1]
# point_z=imgfov_pc_velo0[t][2]
# point_msg.points[t].point.x=point_x
# point_msg.points[t].point.y=point_y
# point_msg.points[t].point.z=point_z
# point_pub.publish(points)
# videoWriter.write(green_image)
# bridge=CvBridge()
# picture_pub.publish(bridge.cv2_to_imgmsg(green_image,"rgb8"))
# minx=imgfov_pc_velo0[0][0]
# miny=imgfov_pc_velo0[0][1]
# minz=imgfov_pc_velo0[0][2]
# maxx=imgfov_pc_velo0[0][0]
# maxy=imgfov_pc_velo0[0][1]
# maxz=imgfov_pc_velo0[0][2]
# for t in range(len(imgfov_pc_velo0)):
# minx=min(minx,imgfov_pc_velo0[t][0])
# miny=min(miny,imgfov_pc_velo0[t][1])
# minz=min(minz,imgfov_pc_velo0[t][2])
# maxx=max(maxx,imgfov_pc_velo0[t][0])
# maxy=max(maxy,imgfov_pc_velo0[t][1])
# maxz=max(maxz,imgfov_pc_velo0[t][2])
# print(minx,miny,minz,maxx,maxy,maxz)
# width=1024
# height=1024
# img_res=np.zeros([width,height,3],dtype=np.uint8)
# for p in range(len(imgfov_pc_velo0)):
# velo_x=5*(int(imgfov_pc_velo0[p][0])+50)
# velo_y=5*(int(imgfov_pc_velo0[p][1])+50)
# img_res[velo_x][velo_y]=255
# scale=25
# if((velo_x>scale)&(velo_x+scale<1024)&(velo_y>scale)&(velo_y+scale<1024)):
# for q in range(scale):
# for m in range(scale):
# img_res[velo_x-q][velo_y-m]=255
# img_res[velo_x-q][velo_y+m]=255
# img_res[velo_x+q][velo_y-m]=255
# img_res[velo_x+q][velo_y+m]=255
# scp.misc.imsave('res.png',img_res)
draw_lidar(imgfov_pc_velo0, fig=fig)
# for obj in objects:
# if obj.type == 'DontCare': continue
# # Draw 3d bounding box
# box3d_pts_2d, box3d_pts_3d = utils.compute_box_3d(obj, calib.P)
# box3d_pts_3d_velo = calib.project_rect_to_velo(box3d_pts_3d)
# # Draw heading arrow
# ori3d_pts_2d, ori3d_pts_3d = utils.compute_orientation_3d(obj, calib.P)
# ori3d_pts_3d_velo = calib.project_rect_to_velo(ori3d_pts_3d)
# x1, y1, z1 = ori3d_pts_3d_velo[0, :]
# x2, y2, z2 = ori3d_pts_3d_velo[1, :]
# draw_gt_boxes3d([box3d_pts_3d_velo], fig=fig)
# mlab.plot3d([x1, x2], [y1, y2], [z1, z2], color=(0.5, 0.5, 0.5),
# tube_radius=None, line_width=1, figure=fig)
#mlab.show(1)
# Plot the hard prediction as green overlay
# Save output images to disk.
if FLAGS.output_image is None:
output_base_name = image
else:
output_base_name = FLAGS.output_image
# raw_image_name = output_base_name.split('.')[0] + '_raw.png'
# rb_image_name = output_base_name.split('.')[0] + '_rb.png'
# green_image_name = output_base_name.split('.')[0] + '_green.png'
# scp.misc.imsave('1.png', output_image)
# scp.misc.imsave('2.png', rb_image)
# scp.misc.imsave('3.png', green_image)
raw_input()
def main(_):
tv_utils.set_gpus_to_use()
if FLAGS.input_image is None:
logging.error("No input_image was given.")
logging.info(
"Usage: python demo.py --input_image data/test.png "
"[--output_image output_image] [--logdir /path/to/weights] "
"[--gpus GPUs_to_use] ")
exit(1)
if FLAGS.logdir is None:
# Download and use weights from the MultiNet Paper
if 'TV_DIR_RUNS' in os.environ:
runs_dir = os.path.join(os.environ['TV_DIR_RUNS'], 'KittiSeg')
else:
runs_dir = 'RUNS'
maybe_download_and_extract(runs_dir)
logdir = os.path.join(runs_dir, default_run)
else:
logging.info("Using weights found in {}".format(FLAGS.logdir))
logdir = FLAGS.logdir
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules, image=image)
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
input_image = FLAGS.input_image
logging.info("Starting inference using {} as input".format(input_image))
# Load and resize input image
image = scp.misc.imread(input_image)
if hypes['jitter']['reseize_image']:
# Resize input only, if specified in hypes
image_height = hypes['jitter']['image_height']
image_width = hypes['jitter']['image_width']
image = scp.misc.imresize(image,
size=(image_height, image_width),
interp='cubic')
# Run KittiSeg model on image
feed = {image_pl: image}
softmax = prediction['softmax']
output = sess.run([softmax], feed_dict=feed)
# Reshape output from flat vector to 2D Image
shape = image.shape
output_image = output[0][:, 1].reshape(shape[0], shape[1])
print("pixe_value")
print(output_image[0][1])
# Plot confidences as red-blue overlay
rb_image = seg.make_overlay(image, output_image)
# Accept all pixel with conf >= 0.5 as positive prediction
# This creates a `hard` prediction result for class street
threshold = 0.5
street_prediction = output_image > threshold
print("predic_val")
suoyin = np.where(street_prediction == True)
chang = len(suoyin[0])
test = np.zeros((chang, 2), dtype=np.int)
for tmp0 in range(chang):
test[tmp0][0] = suoyin[0][tmp0]
test[tmp0][1] = suoyin[1][tmp0]
print(test[0].shape)
print(suoyin[0].shape)
print(len(suoyin[0]))
# Plot the hard prediction as green overlay
green_image = tv_utils.fast_overlay(image, street_prediction)
# Save output images to disk.
if FLAGS.output_image is None:
output_base_name = input_image
else:
output_base_name = FLAGS.output_image
raw_image_name = output_base_name.split('.')[0] + '_raw.png'
rb_image_name = output_base_name.split('.')[0] + '_rb.png'
green_image_name = output_base_name.split('.')[0] + '_green.png'
#scp.misc.imsave(raw_image_name, output_image)
#scp.misc.imsave(rb_image_name, rb_image)
scp.misc.imsave(green_image_name, green_image)
logging.info("")
logging.info("Raw output image has been saved to: {}".format(
os.path.realpath(raw_image_name)))
logging.info("Red-Blue overlay of confs have been saved to: {}".format(
os.path.realpath(rb_image_name)))
logging.info("Green plot of predictions have been saved to: {}".format(
os.path.realpath(green_image_name)))
def main(_):
tv_utils.set_gpus_to_use()
if FLAGS.input_image is None:
logging.error("No input_image was given.")
logging.info(
"Usage: python demo.py --input_image data/test.png "
"[--output_image output_image] [--logdir /path/to/weights] "
"[--gpus GPUs_to_use] ")
exit(1)
if FLAGS.logdir is None:
# Download and use weights from the MultiNet Paper
if 'TV_DIR_RUNS' in os.environ:
runs_dir = os.path.join(os.environ['TV_DIR_RUNS'], 'KittiSeg')
else:
runs_dir = 'RUNS'
maybe_download_and_extract(runs_dir)
logdir = os.path.join(runs_dir, default_run)
else:
logging.info("Using weights found in {}".format(FLAGS.logdir))
logdir = FLAGS.logdir
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules, image=image)
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
input_image = FLAGS.input_image
logging.info("Starting inference using {} as input".format(input_image))
# Load and resize input image
image = scp.misc.imread(input_image)
if hypes['jitter']['reseize_image']:
# Resize input only, if specified in hypes
image_height = hypes['jitter']['image_height']
image_width = hypes['jitter']['image_width']
image = scp.misc.imresize(image,
size=(image_height, image_width),
interp='cubic')
# classes
classes_colors = [[0, 0, 0], [128, 0, 0], [0, 128, 0], [128, 128, 0],
[0, 0, 128], [128, 0, 128], [0, 128,
128], [128, 128, 128],
[64, 0, 0], [192, 0, 0], [64, 128, 0], [192, 128, 0],
[64, 0, 128], [192, 0, 128], [64, 128, 128],
[192, 128, 128], [0, 64, 0], [128, 64, 0], [0, 192, 0],
[128, 192, 0], [0, 64, 128]]
# Run KittiSeg model on image
feed = {image_pl: image}
softmax = prediction['softmax']
output = sess.run(softmax, feed_dict=feed)
# Reshape output from flat vector to 2D Image
shape = image.shape
output_image = output.reshape(shape[0], shape[1], -1)
x = np.argmax(output_image, axis=2)
im = np.zeros((shape[0], shape[1], 3), dtype=np.uint8)
for i, _ in enumerate(x):
for j, _ in enumerate(x[i]):
value = x[i][j]
color_code = classes_colors[value]
im[i][j] = color_code
# Save output images to disk.
if FLAGS.output_image is None:
output_base_name = input_image
else:
output_base_name = FLAGS.output_image
raw_image_name = output_base_name.split('.')[0] + '_raw.png'
scp.misc.imsave(raw_image_name, im)
def load_united_model(logdir):
subhypes = {}
subgraph = {}
submodules = {}
subqueues = {}
subgraph['debug_ops'] = {}
first_iter = True
meta_hypes = utils.load_hypes_from_logdir(logdir,
subdir="",
base_path='hypes')
for model in meta_hypes['model_list']:
subhypes[model] = utils.load_hypes_from_logdir(logdir, subdir=model)
hypes = subhypes[model]
hypes['dirs']['output_dir'] = meta_hypes['dirs']['output_dir']
hypes['dirs']['image_dir'] = meta_hypes['dirs']['image_dir']
hypes['dirs']['data_dir'] = meta_hypes['dirs']['data_dir']
submodules[model] = utils.load_modules_from_logdir(logdir,
dirname=model,
postfix=model)
modules = submodules[model]
logging.info("Build %s computation Graph.", model)
with tf.name_scope("Queues_%s" % model):
subqueues[model] = modules['input'].create_queues(hypes, 'train')
logging.info('Building Model: %s' % model)
subgraph[model] = build_training_graph(hypes, subqueues[model],
modules, first_iter)
first_iter = False
if len(meta_hypes['model_list']) == 2:
_recombine_2_losses(meta_hypes, subgraph, subhypes, submodules)
else:
_recombine_3_losses(meta_hypes, subgraph, subhypes, submodules)
hypes = subhypes[meta_hypes['model_list'][0]]
tv_sess = core.start_tv_session(hypes)
sess = tv_sess['sess']
saver = tv_sess['saver']
cur_step = core.load_weights(logdir, sess, saver)
for model in meta_hypes['model_list']:
hypes = subhypes[model]
modules = submodules[model]
optimizer = modules['solver']
with tf.name_scope('Validation_%s' % model):
tf.get_variable_scope().reuse_variables()
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
inf_out = core.build_inference_graph(hypes, modules, image=image)
subgraph[model]['image_pl'] = image_pl
subgraph[model]['inf_out'] = inf_out
# Start the data load
modules['input'].start_enqueuing_threads(hypes, subqueues[model],
'train', sess)
target_file = os.path.join(meta_hypes['dirs']['output_dir'], 'hypes.json')
with open(target_file, 'w') as outfile:
json.dump(meta_hypes, outfile, indent=2, sort_keys=True)
return meta_hypes, subhypes, submodules, subgraph, tv_sess, cur_step
def main(_):
tv_utils.set_gpus_to_use()
if FLAGS.input_image is None:
logging.error("No input_image was given.")
logging.info(
"Usage: python demo.py --input_image data/test.png "
"[--output_image output_image] [--logdir /path/to/weights] "
"[--gpus GPUs_to_use] ")
exit(1)
if FLAGS.logdir is None:
# Download and use weights from the MultiNet Paper
if 'TV_DIR_RUNS' in os.environ:
runs_dir = os.path.join(os.environ['TV_DIR_RUNS'],
'KittiSeg')
else:
runs_dir = 'RUNS'
maybe_download_and_extract(runs_dir)
logdir = os.path.join(runs_dir, default_run)
else:
logging.info("Using weights found in {}".format(FLAGS.logdir))
logdir = FLAGS.logdir
# Loading hyperparameters from logdir
hypes = tv_utils.load_hypes_from_logdir(logdir, base_path='hypes')
logging.info("Hypes loaded successfully.")
# Loading tv modules (encoder.py, decoder.py, eval.py) from logdir
modules = tv_utils.load_modules_from_logdir(logdir)
logging.info("Modules loaded successfully. Starting to build tf graph.")
# Create tf graph and build module.
with tf.Graph().as_default():
# Create placeholder for input
image_pl = tf.placeholder(tf.float32)
image = tf.expand_dims(image_pl, 0)
# build Tensorflow graph using the model from logdir
prediction = core.build_inference_graph(hypes, modules,
image=image)
logging.info("Graph build successfully.")
# Create a session for running Ops on the Graph.
sess = tf.Session()
saver = tf.train.Saver()
# Load weights from logdir
core.load_weights(logdir, sess, saver)
logging.info("Weights loaded successfully.")
input_image = FLAGS.input_image
logging.info("Starting inference using {} as input".format(input_image))
# Load and resize input image
image = scp.misc.imread(input_image)
if hypes['jitter']['reseize_image']:
# Resize input only, if specified in hypes
image_height = hypes['jitter']['image_height']
image_width = hypes['jitter']['image_width']
image = scp.misc.imresize(image, size=(image_height, image_width),
interp='cubic')
# Run KittiSeg model on image
feed = {image_pl: image}
softmax = prediction['softmax']
output = sess.run([softmax], feed_dict=feed)
# Reshape output from flat vector to 2D Image
shape = image.shape
output_image = output[0][:, 1].reshape(shape[0], shape[1])
# Plot confidences as red-blue overlay
rb_image = seg.make_overlay(image, output_image)
# Accept all pixel with conf >= 0.5 as positive prediction
# This creates a `hard` prediction result for class street
threshold = 0.5
street_prediction = output_image > threshold
# Plot the hard prediction as green overlay
green_image = tv_utils.fast_overlay(image, street_prediction)
# Save output images to disk.
if FLAGS.output_image is None:
output_base_name = input_image
else:
output_base_name = FLAGS.output_image
raw_image_name = output_base_name.split('.')[0] + '_raw.png'
rb_image_name = output_base_name.split('.')[0] + '_rb.png'
green_image_name = output_base_name.split('.')[0] + '_green.png'
scp.misc.imsave(raw_image_name, output_image)
scp.misc.imsave(rb_image_name, rb_image)
scp.misc.imsave(green_image_name, green_image)
logging.info("")
logging.info("Raw output image has been saved to: {}".format(
os.path.realpath(raw_image_name)))
logging.info("Red-Blue overlay of confs have been saved to: {}".format(
os.path.realpath(rb_image_name)))
logging.info("Green plot of predictions have been saved to: {}".format(
os.path.realpath(green_image_name)))
logging.info("")
logging.warning("Do NOT use this Code to evaluate multiple images.")
logging.warning("Demo.py is **very slow** and designed "
"to be a tutorial to show how the KittiSeg works.")
logging.warning("")
logging.warning("Please see this comment, if you like to apply demo.py to"
"multiple images see:")
logging.warning("https://github.com/MarvinTeichmann/KittiBox/"
"issues/15#issuecomment-301800058")
def load_united_model(logdir):
subhypes = {}
subgraph = {}
submodules = {}
subqueues = {}
subgraph['debug_ops'] = {}
first_iter = True
#load the hypes
meta_hypes = utils.load_hypes_from_logdir(logdir, subdir="",
base_path='hypes')
#get the models from model_list in hypes
for model in meta_hypes['model_list']:
subhypes[model] = utils.load_hypes_from_logdir(logdir, subdir=model)
hypes = subhypes[model]
#get the output directory
hypes['dirs']['output_dir'] = meta_hypes['dirs']['output_dir']
#image input directory
hypes['dirs']['image_dir'] = meta_hypes['dirs']['image_dir']
#training data directory
hypes['dirs']['data_dir'] = meta_hypes['dirs']['data_dir']
submodules[model] = utils.load_modules_from_logdir(logdir,
dirname=model,
postfix=model)
modules = submodules[model]
logging.info("Build %s computation Graph.", model)
#build the computational graph
with tf.name_scope("Queues_%s" % model):
subqueues[model] = modules['input'].create_queues(hypes, 'train')
logging.info('Building Model: %s' % model)
#build the model
subgraph[model] = build_training_graph(hypes,
subqueues[model],
modules,
first_iter)
first_iter = False
#if model list is having detection and segmentation
if len(meta_hypes['model_list']) == 2:
#call the function to calculate the losses
_recombine_2_losses(meta_hypes, subgraph, subhypes, submodules)
else:
_recombine_3_losses(meta_hypes, subgraph, subhypes, submodules)
hypes = subhypes[meta_hypes['model_list'][0]]
#using the context manager launch the graph in session
tv_sess = core.start_tv_session(hypes)
sess = tv_sess['sess']
saver = tv_sess['saver']
#load weights
cur_step = core.load_weights(logdir, sess, saver)
#for each of the models in model list expand the image dimension
for model in meta_hypes['model_list']:
hypes = subhypes[model]
modules = submodules[model]
optimizer = modules['solver']
with tf.name_scope('Validation_%s' % model):
tf.get_variable_scope().reuse_variables()
#returns the tensor that may be used as handle for feeding a value
image_pl = tf.placeholder(tf.float32)
#expand the shape of the array by inserting new axes in 0th positon
image = tf.expand_dims(image_pl, 0)
inf_out = core.build_inference_graph(hypes, modules,
image=image)
subgraph[model]['image_pl'] = image_pl
subgraph[model]['inf_out'] = inf_out
# Start the data load
modules['input'].start_enqueuing_threads(hypes, subqueues[model],
'train', sess)
target_file = os.path.join(meta_hypes['dirs']['output_dir'], 'hypes.json')
with open(target_file, 'w') as outfile:
json.dump(meta_hypes, outfile, indent=2, sort_keys=True)
return meta_hypes, subhypes, submodules, subgraph, tv_sess, cur_step