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#create a Streamlit app using info from image_demo.py
import cv2
import time
import argparse
import os
import torch
import posenet
import tempfile
from posenet.utils import *
import streamlit as st
from posenet.decode_multi import *
from visualizers import *
from ground_truth_dataloop import *
import cv2
import time
import argparse
import os
import torch
import posenet
import streamlit as st
from posenet.decode_multi import *
from visualizers import *
from ground_truth_dataloop import *
st.title('PoseNet Image Analyzer')
def process_frame(frame, scale_factor, output_stride):
input_image, draw_image, output_scale = process_input(frame, scale_factor=scale_factor, output_stride=output_stride)
return input_image, draw_image, output_scale
@st.cache_data()
def load_model(model):
model = posenet.load_model(model)
model = model.cuda()
return model
def main():
MAX_FILE_SIZE = 20 * 1024 * 1024 # 20 MB
model_number = st.sidebar.selectbox('Model', [101, 100, 75, 50])
scale_factor = 1.0
output_stride = st.sidebar.selectbox('Output Stride', [8, 16, 32, 64])
min_pose_score = st.sidebar.number_input("Minimum Pose Score", min_value=0.000, max_value=1.000, value=0.10, step=0.001)
st.sidebar.markdown(f'<p style="color:grey; font-size: 12px">The current number is {min_pose_score:.3f}</p>', unsafe_allow_html=True)
min_part_score = st.sidebar.number_input("Minimum Part Score", min_value=0.000, max_value=1.000, value=0.010, step=0.001)
st.sidebar.markdown(f'<p style="color:grey; font-size:12px">The current number is {min_part_score:.3f}</p>', unsafe_allow_html=True)
model = load_model(model_number)
output_stride = model.output_stride
output_dir = st.sidebar.text_input('Output Directory', './output')
option = st.selectbox('Choose an option', ['Upload Image', 'Upload Video', 'Try existing image'])
if option == 'Upload Video':
video_display_mode = st.selectbox("Video Display Mode", ['Frame by Frame', 'Entire Video'])
uploaded_video = st.file_uploader("Upload a video (mp4, mov, avi)", type=['mp4', 'mov', 'avi'])
if uploaded_video is not None:
tfile = tempfile.NamedTemporaryFile(delete=False)
tfile.write(uploaded_video.read())
vidcap = cv2.VideoCapture(tfile.name)
success, image = vidcap.read()
frames = []
frame_count = 0
while success:
input_image, draw_image, output_scale = process_frame(image, scale_factor, output_stride)
pose_scores, keypoint_scores, keypoint_coords = run_model(input_image, model, output_stride, output_scale)
result_image = posenet.draw_skel_and_kp(
draw_image, pose_scores, keypoint_scores, keypoint_coords,
min_pose_score=min_pose_score, min_part_score=min_part_score)
result_image = cv2.cvtColor(result_image, cv2.COLOR_BGR2RGB)
# result_image = print_frame(draw_image, pose_scores, keypoint_scores, keypoint_coords, output_dir, min_part_score=min_part_score, min_pose_score=min_pose_score)
if result_image is not None:
frames.append(result_image)
success, image = vidcap.read()
frame_count += 1
if video_display_mode == 'Frame by Frame':
st.image(result_image, caption=f'Frame {frame_count}', use_column_width=True)
# Progress bar
progress_bar = st.progress(0)
# Write the output video
output_file = 'output.mp4'
height, width, layers = frames[0].shape
size = (width,height)
output_file_path = os.path.join(output_dir, output_file)
out = cv2.VideoWriter(output_file_path, cv2.VideoWriter_fourcc(*'mp4v'), 15, size)
for i in range(len(frames)):
progress_percentage = i / len(frames)
progress_bar.progress(progress_percentage)
out.write(cv2.cvtColor(frames[i], cv2.COLOR_RGB2BGR))
out.release()
# Display the processed video
if video_display_mode == 'Entire Video':
with open(output_file_path, "rb") as file:
bytes_data = file.read()
st.download_button(
label="Download video",
data=bytes_data,
file_name=output_file,
mime="video/mp4",
)
# video_file = open(output_file_path, 'rb')
# st.write(f"Output file path: {output_file_path}")
# video_bytes = video_file.read()
# st.video(video_bytes)
# try:
# st.video(bytes_data, format="video/mp4", start_time=0)
# # st.write(f"Output file path: {output_file_path}")
# # st.video('./output/output.mp4', format="video/mp4", start_time=0)
# except Exception as e:
# st.write("Error: ", str(e))
if frames:
frame_idx = st.slider('Choose a frame', 0, len(frames) - 1, 0)
input_image, draw_image, output_scale = process_frame(frames[frame_idx], scale_factor, output_stride)
pose_scores, keypoint_scores, keypoint_coords = run_model(input_image, model, output_stride, output_scale)
pose_data = {
'pose_scores': pose_scores.tolist(),
'keypoint_scores': keypoint_scores.tolist(),
'keypoint_coords': keypoint_coords.tolist()
}
st.image(draw_image, caption=f'Frame {frame_idx + 1}', use_column_width=True)
st.write(pose_data)
progress_bar.progress(1.0)
elif option == 'Upload Image':
image_file = st.file_uploader("Upload Image (Max 10MB)", type=['png', 'jpg', 'jpeg'])
if image_file is not None:
if image_file.size > MAX_FILE_SIZE:
st.error("File size exceeds the 10MB limit. Please upload a smaller file.")
file_bytes = np.asarray(bytearray(image_file.read()), dtype=np.uint8)
input_image = cv2.imdecode(file_bytes, 1)
filename = image_file.name
# Crop the image here as needed
# input_image = input_image[y:y+h, x:x+w]
input_image, source_image, output_scale = process_input(
input_image, scale_factor, output_stride)
pose_scores, keypoint_scores, keypoint_coords = run_model(input_image, model, output_stride, output_scale)
print_frame(source_image, pose_scores, keypoint_scores, keypoint_coords, output_dir, filename=filename, min_part_score=min_part_score, min_pose_score=min_pose_score)
else:
st.sidebar.warning("Please upload an image.")
elif option == 'Try existing image':
image_dir = st.sidebar.text_input('Image Directory', './images_train')
if output_dir:
if not os.path.exists(output_dir):
os.makedirs(output_dir)
filenames = [f.path for f in os.scandir(image_dir) if f.is_file() and f.path.endswith(('.png', '.jpg'))]
if filenames:
selected_image = st.sidebar.selectbox('Choose an image', filenames)
input_image, draw_image, output_scale = posenet.read_imgfile(
selected_image, scale_factor=scale_factor, output_stride=output_stride)
filename = os.path.basename(selected_image)
result_image, pose_scores, keypoint_scores, keypoint_coords = run_model(input_image, draw_image, model, output_stride, output_scale)
print_frame(result_image, pose_scores, keypoint_scores, keypoint_coords, output_dir, filename=selected_image, min_part_score=min_part_score, min_pose_score=min_pose_score)
else:
st.sidebar.warning("No images found in directory.")
#same as utils.py _process_input
def process_input(source_img, scale_factor=1.0, output_stride=16):
target_width, target_height = posenet.valid_resolution(
source_img.shape[1] * scale_factor, source_img.shape[0] * scale_factor, output_stride=output_stride)
scale = np.array([source_img.shape[0] / target_height, source_img.shape[1] / target_width])
input_img = cv2.resize(source_img, (target_width, target_height), interpolation=cv2.INTER_LINEAR)
input_img = cv2.cvtColor(input_img, cv2.COLOR_BGR2RGB).astype(np.float32)
input_img = input_img * (2.0 / 255.0) - 1.0
input_img = input_img.transpose((2, 0, 1)).reshape(1, 3, target_height, target_width)
return input_img, source_img, scale
def run_model(input_image, model, output_stride, output_scale):
with torch.no_grad():
input_image = torch.Tensor(input_image).cuda()
heatmaps_result, offsets_result, displacement_fwd_result, displacement_bwd_result = model(input_image)
# st.text("model heatmaps_result shape: {}".format(heatmaps_result.shape))
# st.text("model offsets_result shape: {}".format(offsets_result.shape))
pose_scores, keypoint_scores, keypoint_coords, pose_offsets = posenet.decode_multi.decode_multiple_poses(
heatmaps_result.squeeze(0),
offsets_result.squeeze(0),
displacement_fwd_result.squeeze(0),
displacement_bwd_result.squeeze(0),
output_stride=output_stride,
max_pose_detections=10,
min_pose_score=0.0)
# st.text("decoded pose_scores shape: {}".format(pose_scores.shape))
# st.text("decoded pose_offsets shape: {}".format(pose_offsets.shape))
keypoint_coords *= output_scale
# Convert BGR to RGB
return pose_scores, keypoint_scores, keypoint_coords
def print_frame(draw_image, pose_scores, keypoint_scores, keypoint_coords, output_dir, filename=None, min_part_score=0.01, min_pose_score=0.1):
if output_dir:
draw_image = posenet.draw_skel_and_kp(
draw_image, pose_scores, keypoint_scores, keypoint_coords,
min_pose_score=min_pose_score, min_part_score=min_part_score)
draw_image = cv2.cvtColor(draw_image, cv2.COLOR_BGR2RGB)
if filename:
cv2.imwrite(os.path.join(output_dir, filename), draw_image)
else:
cv2.imwrite(os.path.join(output_dir, "output.png"), draw_image)
st.image(draw_image, caption='PoseNet Output', use_column_width=True)
st.text("Results for image: %s" % filename)
st.text("Size of draw_image: {}".format(draw_image.shape))
for pi in range(len(pose_scores)):
if pose_scores[pi] == 0.:
break
st.text('Pose #%d, score = %f' % (pi, pose_scores[pi]))
for ki, (s, c) in enumerate(zip(keypoint_scores[pi, :], keypoint_coords[pi, :, :])):
st.text('Keypoint %s, score = %f, coord = %s' % (posenet.PART_NAMES[ki], s, c))
if __name__ == "__main__":
main()
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