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FaceAligner : added x/y offset

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iperov 2021-07-26 16:40:50 +04:00
parent 1acabe2171
commit 19677d9550
4 changed files with 91 additions and 34 deletions
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39
apps/DeepFaceLive/backend/FaceAligner.py
View file

@ -37,6 +37,8 @@ class FaceAlignerWorker(BackendWorker):
cs.face_coverage.call_on_number(self.on_cs_face_coverage)
cs.resolution.call_on_number(self.on_cs_resolution)
cs.exclude_moving_parts.call_on_flag(self.on_cs_exclude_moving_parts)
cs.x_offset.call_on_number(self.on_cs_x_offset)
cs.y_offset.call_on_number(self.on_cs_y_offset)
cs.face_coverage.enable()
cs.face_coverage.set_config(lib_csw.Number.Config(min=0.1, max=4.0, step=0.1, decimals=1, allow_instant_update=True))
@ -47,9 +49,17 @@ class FaceAlignerWorker(BackendWorker):
cs.resolution.set_number(state.resolution if state.resolution is not None else 224)
cs.exclude_moving_parts.enable()
cs.exclude_moving_parts.set_flag(state.exclude_moving_parts if state.exclude_moving_parts is not None else True)
cs.x_offset.enable()
cs.x_offset.set_config(lib_csw.Number.Config(min=-1, max=1, step=0.01, decimals=2, allow_instant_update=True))
cs.x_offset.set_number(state.x_offset if state.x_offset is not None else 0)
cs.y_offset.enable()
cs.y_offset.set_config(lib_csw.Number.Config(min=-1, max=1, step=0.01, decimals=2, allow_instant_update=True))
cs.y_offset.set_number(state.y_offset if state.y_offset is not None else 0)
def on_cs_face_coverage(self, face_coverage):
state, cs = self.get_state(), self.get_control_sheet()
cfg = cs.face_coverage.get_config()
@ -72,6 +82,22 @@ class FaceAlignerWorker(BackendWorker):
self.save_state()
self.reemit_frame_signal.send()
def on_cs_x_offset(self, x_offset):
state, cs = self.get_state(), self.get_control_sheet()
cfg = cs.x_offset.get_config()
x_offset = state.x_offset = float(np.clip(x_offset, cfg.min, cfg.max))
cs.x_offset.set_number(x_offset)
self.save_state()
self.reemit_frame_signal.send()
def on_cs_y_offset(self, y_offset):
state, cs = self.get_state(), self.get_control_sheet()
cfg = cs.y_offset.get_config()
y_offset = state.y_offset = float(np.clip(y_offset, cfg.min, cfg.max))
cs.y_offset.set_number(y_offset)
self.save_state()
self.reemit_frame_signal.send()
def on_tick(self):
state, cs = self.get_state(), self.get_control_sheet()
@ -92,7 +118,10 @@ class FaceAlignerWorker(BackendWorker):
face_ulmrks = face_mark.get_face_ulandmarks_by_type(FaceULandmarks.Type.LANDMARKS_2D_68)
if face_ulmrks is not None:
face_image, uni_mat = face_ulmrks.cut(frame_image, state.face_coverage, state.resolution, exclude_moving_parts=state.exclude_moving_parts)
face_image, uni_mat = face_ulmrks.cut(frame_image, state.face_coverage, state.resolution,
exclude_moving_parts=state.exclude_moving_parts,
x_offset=state.x_offset,
y_offset=state.y_offset)
face_align_image_name = f'{frame_name}_{face_id}_aligned'
@ -126,6 +155,8 @@ class Sheet:
self.face_coverage = lib_csw.Number.Client()
self.resolution = lib_csw.Number.Client()
self.exclude_moving_parts = lib_csw.Flag.Client()
self.x_offset = lib_csw.Number.Client()
self.y_offset = lib_csw.Number.Client()
class Worker(lib_csw.Sheet.Worker):
def __init__(self):
@ -133,8 +164,12 @@ class Sheet:
self.face_coverage = lib_csw.Number.Host()
self.resolution = lib_csw.Number.Host()
self.exclude_moving_parts = lib_csw.Flag.Host()
self.x_offset = lib_csw.Number.Host()
self.y_offset = lib_csw.Number.Host()
class WorkerState(BackendWorkerState):
face_coverage : float = None
resolution : int = None
exclude_moving_parts : bool = None
x_offset : float = None
y_offset : float = None

10
apps/DeepFaceLive/ui/QFaceAligner.py
View file

@ -24,6 +24,12 @@ class QFaceAligner(QBackendPanel):
q_exclude_moving_parts_label = QLabelPopupInfo(label=L('@QFaceAligner.exclude_moving_parts'), popup_info_text=L('@QFaceAligner.help.exclude_moving_parts') )
q_exclude_moving_parts = QCheckBoxCSWFlag(cs.exclude_moving_parts, reflect_state_widgets=[q_exclude_moving_parts_label])
q_x_offset_label = QLabelPopupInfo(label=L('@QFaceAligner.x_offset'))
q_x_offset = QSpinBoxCSWNumber(cs.x_offset, reflect_state_widgets=[q_x_offset_label])
q_y_offset_label = QLabelPopupInfo(label=L('@QFaceAligner.y_offset'))
q_y_offset = QSpinBoxCSWNumber(cs.y_offset, reflect_state_widgets=[q_y_offset_label])
grid_l = lib_qt.QXGridLayout(spacing=5)
row = 0
grid_l.addWidget(q_face_coverage_label, row, 0, alignment=Qt.AlignmentFlag.AlignRight | Qt.AlignmentFlag.AlignVCenter )
@ -35,6 +41,10 @@ class QFaceAligner(QBackendPanel):
grid_l.addWidget(q_exclude_moving_parts_label, row, 0, alignment=Qt.AlignmentFlag.AlignRight | Qt.AlignmentFlag.AlignVCenter )
grid_l.addWidget(q_exclude_moving_parts, row, 1, alignment=Qt.AlignmentFlag.AlignLeft )
row += 1
grid_l.addLayout( lib_qt.QXVBoxLayout([q_x_offset_label, q_y_offset_label]), row, 0, alignment=Qt.AlignmentFlag.AlignRight | Qt.AlignmentFlag.AlignVCenter )
grid_l.addLayout( lib_qt.QXHBoxLayout([q_x_offset, q_y_offset]), row, 1, alignment=Qt.AlignmentFlag.AlignLeft )
row += 1
super().__init__(backend, L('@QFaceAligner.module_title'),
layout=lib_qt.QXVBoxLayout([grid_l]))

10
localization/localization.py
View file

@ -337,6 +337,16 @@ class Localization:
'ru-RU' : 'Улучшить стабилизацию исключением лицевых точек\nдвижущихся частей лица, таких как рот и других.',
'zh-CN' : '通过排除面部移动部分（例如嘴巴和其他你懂的）的特征点来提高稳定性。'},
'QFaceAligner.x_offset':{
'en-US' : 'X offset',
'ru-RU' : 'Смещение по X',
'zh-CN' : 'X方向偏移'},
'QFaceAligner.y_offset':{
'en-US' : 'Y offset',
'ru-RU' : 'Смещение по Y',
'zh-CN' : 'Y方向偏移'},
'QFaceMarker.module_title':{
'en-US' : 'Face marker',
'ru-RU' : 'Маркер лица',

20
xlib/facemeta/FaceULandmarks.py
View file

@ -93,18 +93,17 @@ class FaceULandmarks:
return FaceULandmarks.create(type=self._type, ulmrks=ulmrks)
def calc_cut(self, w_h, coverage : float, output_size : int, exclude_moving_parts : bool):
def calc_cut(self, w_h, coverage : float, output_size : int, exclude_moving_parts : bool, x_offset : float = 0, y_offset : float = 0):
"""
Calculates affine mat for face cut.
returns
mat, matrix to transform img space to face_image space
uni_mat matrix to transform uniform img space to uniform face_image space
"""
lmrks = (self._ulmrks * w_h ).astype(np.float32)
ulmrks_count = self.get_count()
type = self._type
# estimate landmarks transform from global space to local aligned space with bounds [0..1]
@ -136,10 +135,10 @@ class FaceULandmarks:
mod = (1.0 / scale)* ( npla.norm(g_p[0]-g_p[2])*( coverage * 0.5) )
# adjust vertical offset to cover more forehead
vec = (g_p[0]-g_p[3]).astype(np.float32)
vec_len = npla.norm(vec)
vec /= vec_len
g_c += vec*vec_len*0.08
h_vec = (g_p[1]-g_p[0]).astype(np.float32)
v_vec = (g_p[3]-g_p[0]).astype(np.float32)
g_c += h_vec*x_offset + v_vec*(y_offset-0.08)
l_t = np.array( [ g_c - tb_diag_vec*mod,
g_c + bt_diag_vec*mod,
@ -152,7 +151,7 @@ class FaceULandmarks:
return mat, uni_mat
def cut(self, img : np.ndarray, coverage : float, output_size : int, exclude_moving_parts=False) -> Tuple[Affine2DMat, Affine2DUniMat]:
def cut(self, img : np.ndarray, coverage : float, output_size : int, exclude_moving_parts=False, x_offset : float = 0, y_offset : float = 0) -> Tuple[Affine2DMat, Affine2DUniMat]:
"""
Cut the face to square of output_size from img using landmarks with given parameters
@ -166,12 +165,15 @@ class FaceULandmarks:
exclude_moving_parts(False) exclude moving parts of the face, such as eyebrows and jaw
v_offset
h_offset float uniform h/v offset
returns face_image,
uni_mat uniform affine matrix to transform uniform img space to uniform face_image space
"""
h,w = img.shape[0:2]
mat, uni_mat = self.calc_cut( (w,h), coverage, output_size, exclude_moving_parts)
mat, uni_mat = self.calc_cut( (w,h), coverage, output_size, exclude_moving_parts, x_offset=x_offset, y_offset=y_offset)
face_image = cv2.warpAffine(img, mat, (output_size, output_size), cv2.INTER_CUBIC )
return face_image, uni_mat