11import cv2
22import numpy as np
33
4+ 45def add_watermark (input_video_path , output_video_path , watermark_path , position = (10 , 10 )):
56 video_capture = cv2 .VideoCapture (input_video_path )
67 watermark = cv2 .imread (watermark_path , cv2 .IMREAD_UNCHANGED )
78 watermark_height , watermark_width , _ = watermark .shape
89 frame_width = int (video_capture .get (3 ))
910 frame_height = int (video_capture .get (4 ))
1011 fourcc = cv2 .VideoWriter_fourcc (* 'XVID' )
11- output_video = cv2 .VideoWriter (output_video_path , fourcc , 30.0 , (frame_width , frame_height ))
12+ output_video = cv2 .VideoWriter (
13+ output_video_path , fourcc , 30.0 , (frame_width , frame_height ))
1214
1315 while True :
1416 ret , frame = video_capture .read ()
1517
1618 if not ret :
1719 break
1820
19- resized_watermark = cv2 .resize (watermark , (frame_width // 4 , frame_height // 4 ))
20- roi = frame [position [1 ]:position [1 ] + resized_watermark .shape [0 ], position [0 ]:position [0 ] + resized_watermark .shape [1 ]]
21+ resized_watermark = cv2 .resize (
22+ watermark , (frame_width // 4 , frame_height // 4 ))
23+ roi = frame [position [1 ]:position [1 ] + resized_watermark .shape [0 ],
24+ position [0 ]:position [0 ] + resized_watermark .shape [1 ]]
2125
2226 if watermark .shape [2 ] == 4 :
2327 mask = resized_watermark [:, :, 3 ]
2428 mask_inv = cv2 .bitwise_not (mask )
2529 img_bg = cv2 .bitwise_and (roi , roi , mask = mask_inv )
26- img_fg = cv2 .bitwise_and (resized_watermark [:, :, :3 ], resized_watermark [:, :, :3 ], mask = mask )
30+ img_fg = cv2 .bitwise_and (
31+ resized_watermark [:, :, :3 ], resized_watermark [:, :, :3 ], mask = mask )
2732 dst = cv2 .add (img_bg , img_fg )
28- frame [position [1 ]:position [1 ] + resized_watermark .shape [0 ], position [0 ]:position [0 ] + resized_watermark .shape [1 ]] = dst
33+ frame [position [1 ]:position [1 ] + resized_watermark .shape [0 ],
34+ position [0 ]:position [0 ] + resized_watermark .shape [1 ]] = dst
2935
3036 else :
31- frame [position [1 ]:position [1 ] + resized_watermark .shape [0 ], position [0 ]:position [0 ] + resized_watermark .shape [1 ]] = resized_watermark [:, :, :3 ]
37+ frame [position [1 ]:position [1 ] + resized_watermark .shape [0 ], position [0 ]:position [0 ] + resized_watermark .shape [1 ]] = resized_watermark [:, :, :3 ]
3238
3339 output_video .write (frame )
3440
@@ -38,4 +44,5 @@ def add_watermark(input_video_path, output_video_path, watermark_path, position=
3844 print ("Watermark added successfully!" )
3945
4046
41- add_watermark ('input_video.mp4' , 'output_video_with_watermark.mp4' , 'watermark.png' )
47+ add_watermark ('input_video.mp4' ,
48+ 'output_video_with_watermark.mp4' , 'watermark.png' )
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