How to get a list of key frames (sync frames) time stamps for a video file in Android?
Date : March 29 2020, 07:55 AM
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Video: what is I - frames and do they affect the video size?
Date : March 29 2020, 07:55 AM
To fix the issue you can do The Basics
The H264 compression format is a inter-picture-prediction format. Very simplified, to complete and display a frame, it needs information stored in other frames.
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Matlab code is generating video file but not writing any frames to the file
Tag : matlab , By : Alex Sadzawka
Date : March 29 2020, 07:55 AM
this will help I have some code and I have used it to generate a graph which moves with time. , You miss the part of actually saving the current frame: frame = getframe(figure(4));
writeVideo(vidObj,frame);
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Pjsip Android: Video Call - Window Preview size issue(SurfaceView is used to display video frames)
Date : March 29 2020, 07:55 AM
should help you out Okay so finally I got an answer. It was because of orient I ahve set to rotate my camera view. I think it's internal pjsip issue.
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Streaming frames from the screen, generating a video
Date : March 29 2020, 07:55 AM
I wish this helpful for you cv2.waitKey(0) waits without timeout, replace it with cv2.waitKey(time_in_msec). Example for refreshing at about 10Hz: import numpy
import cv2
from PIL import ImageGrab
while True:
img = ImageGrab.grab(bbox=(765,155,1135,195))
img_np = numpy.array(img)
frame = cv2.cvtColor(img_np, cv2.COLOR_BGR2GRAY)
cv2.imshow("frame",frame)
cv2.waitKey(100)
cv2.destroyAllWindows()
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