Apr 21, 2012 · Basically, iHDR is a method of blending the bracketed raw images using a variety of masked luminosity layers. As I understand it, it’s a series of steps for blending images, after refining and masking layers in each image, so as to produce results that represent what you saw in the original scene.

Feb 23, 2013 · Running DetectFaceDemo Detected 0 faces Writing faceDetection.png libpng warning: Image width is zero in IHDR libpng warning: Image height is zero in IHDR libpng error: Invalid IHDR data goodspeed ( 2013-02-23 17:30:20 -0600 ) edit

Nov 9, 2013 · Strangely, this only works the very first time I try it. Afterwards I get the warning/error: libpng warning: Image width is zero in IHDR libpng warning: Image height is zero in IHDR libpng error: Invalid IHDR data The .read() method on the VideoCapture object only returns true the first time.

Stats. Asked: 2015-04-18 04:44:59 -0600 Seen: 10,465 times Last updated: Apr 18 '15

Stats. Asked: 2014-03-24 06:50:47 -0600 Seen: 198 times Last updated: Mar 24 '14

Mar 27, 2017 · i try using another camera my code works well so this is related to ip camera; i'm using an AXIS M1054 and i can't find out why it work with the camera in my computer and not with the ip one.

Mar 4, 2010 · Hi, Stephan! Your post is a real goldmine. I digged throuh a pile of websites and found nothing like that as if you are disclosing secrets which other tutors hide!

May 17, 2019 · My program receives PNG buffers from TCP connection. I have an unsigned character pointer to the PNG file. I want to show the PNG image with imshow as they are received (i.e. sort of a video stream of PNG images).

Apr 20, 2016 · Sorry for the late reply, I was very busy otherwise. For the time being I use the image save function of QT, which works, but limits me to 8bit, but I'd really need 16bit for my purposes (and don't want to use xml/yaml as alternative).

Apr 13, 2017 · Following the instruction given in this question, I calibrated my monitor meticulously so that it adopts the standard gamma correction across all platforms, e.g. Internet, Photography, etc. Now wh...