def main(model_class_name=None,
saved_models_path=None,
training_data_src_path=None,
force_model_name=None,
input_path=None,
output_path=None,
output_mask_path=None,
aligned_path=None,
force_gpu_idxs=None,
cpu_only=None):
io.log_info("Running merger.\r\n")
try:
if not input_path.exists():
io.log_err('Input directory not found. Please ensure it exists.')
return
if not output_path.exists():
output_path.mkdir(parents=True, exist_ok=True)
if not output_mask_path.exists():
output_mask_path.mkdir(parents=True, exist_ok=True)
if not saved_models_path.exists():
io.log_err('Model directory not found. Please ensure it exists.')
return
# Initialize model
import models
model = models.import_model(model_class_name)(
is_training=False,
saved_models_path=saved_models_path,
force_gpu_idxs=force_gpu_idxs,
cpu_only=cpu_only)
predictor_func, predictor_input_shape, cfg = model.get_MergerConfig()
# Preparing MP functions
predictor_func = MPFunc(predictor_func)
run_on_cpu = len(nn.getCurrentDeviceConfig().devices) == 0
xseg_256_extract_func = MPClassFuncOnDemand(
XSegNet,
'extract',
name='XSeg',
resolution=256,
weights_file_root=saved_models_path,
place_model_on_cpu=True,
run_on_cpu=run_on_cpu)
face_enhancer_func = MPClassFuncOnDemand(FaceEnhancer,
'enhance',
place_model_on_cpu=True,
run_on_cpu=run_on_cpu)
is_interactive = io.input_bool("Use interactive merger?",
True) if not io.is_colab() else False
# if not is_interactive:
# cfg.ask_settings()
subprocess_count = multiprocessing.cpu_count()
# subprocess_count = io.input_int("Number of workers?", max(8, multiprocessing.cpu_count()),
# valid_range=[1, multiprocessing.cpu_count()], help_message="Specify the number of threads to process. A low value may affect performance. A high value may result in memory error. The value may not be greater than CPU cores." )
input_path_image_paths = pathex.get_image_paths(input_path)
if cfg.type == MergerConfig.TYPE_MASKED:
if not aligned_path.exists():
io.log_err(
'Aligned directory not found. Please ensure it exists.')
return
packed_samples = None
try:
packed_samples = samplelib.PackedFaceset.load(aligned_path)
except:
io.log_err(
f"Error occured while loading samplelib.PackedFaceset.load {str(aligned_path)}, {traceback.format_exc()}"
)
if packed_samples is not None:
io.log_info("Using packed faceset.")
def generator():
for sample in io.progress_bar_generator(
packed_samples, "Collecting alignments"):
filepath = Path(sample.filename)
yield filepath, DFLIMG.load(
filepath,
loader_func=lambda x: sample.read_raw_file())
else:
def generator():
for filepath in io.progress_bar_generator(
pathex.get_image_paths(aligned_path),
"Collecting alignments"):
filepath = Path(filepath)
yield filepath, DFLIMG.load(filepath)
alignments = {}
multiple_faces_detected = False
for filepath, dflimg in generator():
if dflimg is None or not dflimg.has_data():
io.log_err(f"{filepath.name} is not a dfl image file")
continue
source_filename = dflimg.get_source_filename()
if source_filename is None:
continue
source_filepath = Path(source_filename)
source_filename_stem = source_filepath.stem
if source_filename_stem not in alignments.keys():
alignments[source_filename_stem] = []
alignments_ar = alignments[source_filename_stem]
alignments_ar.append(
(dflimg.get_source_landmarks(), filepath, source_filepath))
if len(alignments_ar) > 1:
multiple_faces_detected = True
if multiple_faces_detected:
io.log_info("")
io.log_info(
"Warning: multiple faces detected. Only one alignment file should refer one source file."
)
io.log_info("")
for a_key in list(alignments.keys()):
a_ar = alignments[a_key]
if len(a_ar) > 1:
for _, filepath, source_filepath in a_ar:
io.log_info(
f"alignment {filepath.name} refers to {source_filepath.name} "
)
io.log_info("")
alignments[a_key] = [a[0] for a in a_ar]
if multiple_faces_detected:
io.log_info(
"It is strongly recommended to process the faces separatelly."
)
io.log_info(
"Use 'recover original filename' to determine the exact duplicates."
)
io.log_info("")
frames = [
InteractiveMergerSubprocessor.Frame(frame_info=FrameInfo(
filepath=Path(p),
landmarks_list=alignments.get(Path(p).stem, None)))
for p in input_path_image_paths
]
if multiple_faces_detected:
io.log_info(
"Warning: multiple faces detected. Motion blur will not be used."
)
io.log_info("")
else:
s = 256
local_pts = [(s // 2 - 1, s // 2 - 1),
(s // 2 - 1, 0)] #center+up
frames_len = len(frames)
for i in io.progress_bar_generator(range(len(frames)),
"Computing motion vectors"):
fi_prev = frames[max(0, i - 1)].frame_info
fi = frames[i].frame_info
fi_next = frames[min(i + 1, frames_len - 1)].frame_info
if len(fi_prev.landmarks_list) == 0 or \
len(fi.landmarks_list) == 0 or \
len(fi_next.landmarks_list) == 0:
continue
mat_prev = LandmarksProcessor.get_transform_mat(
fi_prev.landmarks_list[0], s, face_type=FaceType.FULL)
mat = LandmarksProcessor.get_transform_mat(
fi.landmarks_list[0], s, face_type=FaceType.FULL)
mat_next = LandmarksProcessor.get_transform_mat(
fi_next.landmarks_list[0], s, face_type=FaceType.FULL)
pts_prev = LandmarksProcessor.transform_points(
local_pts, mat_prev, True)
pts = LandmarksProcessor.transform_points(
local_pts, mat, True)
pts_next = LandmarksProcessor.transform_points(
local_pts, mat_next, True)
prev_vector = pts[0] - pts_prev[0]
next_vector = pts_next[0] - pts[0]
motion_vector = pts_next[0] - pts_prev[0]
fi.motion_power = npla.norm(motion_vector)
motion_vector = motion_vector / fi.motion_power if fi.motion_power != 0 else np.array(
[0, 0], dtype=np.float32)
fi.motion_deg = -math.atan2(
motion_vector[1], motion_vector[0]) * 180 / math.pi
if len(frames) == 0:
io.log_info("No frames to merge in input_dir.")
else:
if False:
pass
else:
InteractiveMergerSubprocessor(
is_interactive=is_interactive,
merger_session_filepath=model.get_strpath_storage_for_file(
'merger_session.dat'),
predictor_func=predictor_func,
predictor_input_shape=predictor_input_shape,
face_enhancer_func=face_enhancer_func,
xseg_256_extract_func=xseg_256_extract_func,
merger_config=cfg,
frames=frames,
frames_root_path=input_path,
output_path=output_path,
output_mask_path=output_mask_path,
model_iter=model.get_iter(),
subprocess_count=subprocess_count,
).run()
model.finalize()
except Exception as e:
print(traceback.format_exc())