mirror of
https://github.com/jlengrand/Ivolution.git
synced 2026-03-10 15:50:41 +00:00
Julien Lengrand-Lambert
b503f122f6
Integrates fix into facemovie. Branch can be merged into refactoring TODO : Add nChannels check and save into main variables, as it is needed for video framesize. May also be useful in case user put BW and color images together.
60 lines
1.4 KiB
Python
60 lines
1.4 KiB
Python
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import os
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import cv
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def resizes_for_video_codec(frameSize):
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"""
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Searches for the closest couple of frameSize so that width*height is a multiple of 4 to avoid weird image encoding.
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"""
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try:
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x,y = frameSize
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except ValueError:
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print "ERROR: unknown format for frameSize "
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return (0, 0)
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if not(isinstance(x, int)) or not(isinstance(x, int)):
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print "ERROR: method expects two integers"
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return (0, 0)
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while ((x * 3) % 4) != 0:
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x += 1
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print frameSize
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print x, y
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return (x, y)
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in_dir = "../data/inputs/sample-test"
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out = "output.avi"
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# loading images, create Guys and store it into guys
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frameSize = (453, 325)
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frameSize = resizes_for_video_codec(frameSize)
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#frameSize = (453, 325)
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fourcc = cv.CV_FOURCC('F', 'M', 'P', '4')
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my_video = cv.CreateVideoWriter(out,
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fourcc,
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15,
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frameSize,
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1)
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for root, _, files in os.walk(in_dir):
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for a_file in files:
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guy_source = os.path.join(in_dir, a_file)
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print guy_source
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image = cv.LoadImage(guy_source)
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small_im = cv.CreateImage(frameSize,
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image.depth ,
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image.nChannels)
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cv.Resize(image, small_im, cv.CV_INTER_LINEAR)
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cv.WriteFrame(my_video, small_im)
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print "Finished !" |