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Expand python example #12

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11 changes: 9 additions & 2 deletions D_mipi_rpi/python_demo/D_mipicamera.py
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Original file line number Diff line number Diff line change
Expand Up @@ -262,7 +262,7 @@ class mipi_camera(object):

def __init__(self):
self.camera_instance = c_void_p(0)
def init_camera(self, camera_interface=None):
def init_camera(self, camera_interface=None, format_=None):
#//0or1 for CM
cam_infe = CAMERA_INTERFACE(0,-1,(0,0),(0,0));
if camera_interface is not None:
Expand All @@ -271,8 +271,15 @@ def init_camera(self, camera_interface=None):
except (TypeError, ValueError) as e:
raise TypeError(
"Invalid camera_interface " )
if format_ is None:
frmt = FORMAT(1920, 1080, 30)
else:
try:
frmt = FORMAT(format_[0], format_[1], format_[2])
except (TypeError, ValueError, IndexError) as e:
raise TypeError("Invalid camera format " )
check_status(
D_init_camera(byref(self.camera_instance), cam_infe),
D_init_camera_ex(byref(self.camera_instance), cam_infe, frmt),
sys._getframe().f_code.co_name
)
def start_preview(self, fullscreen = True, opacity = 255, window = None):
Expand Down
11 changes: 8 additions & 3 deletions D_mipi_rpi/python_demo/capture2opencv.py
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Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
#!/usr/bin/env python

import D_mipicamera as Dcam
import time
import cv2 #sudo apt-get install python-opencv
Expand All @@ -8,15 +10,18 @@ def align_down(size, align):
def align_up(size, align):
return align_down(size + align - 1, align)

WIDTH = 1280
HEIGHT = 720

if __name__ == "__main__":
try:
camera = Dcam.mipi_camera()
print("Open camera...")
camera.init_camera()
camera.init_camera(format_=(WIDTH, HEIGHT, 30))
while cv2.waitKey(10) != 27:
frame = camera.capture(encoding = 'i420')
height = int(align_up(1080, 16))
width = int(align_up(1920, 32))
height = int(align_up(HEIGHT, 16))
width = int(align_up(WIDTH, 32))
image = frame.as_array.reshape(int(height * 1.5), width)
image = cv2.cvtColor(image, cv2.COLOR_YUV2BGR_I420)
cv2.imshow("D-Cam", image)
Expand Down