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However all the colour data is still there, and can be manipulated in editing software. The preview render window in Maya adds its own post processing but when you export you get a raw image. The problem is also fixable by adjusting the exposure of your images in Premiere or After Effects. If this is the reason for the batch render being darker it would mean the brightness values above 100% are being clamped by the (non EXR) 8 bit file format which would make a file appear a little darker and duller. The reason sometimes EXR works is that it is a HDR 32bit floating point file - not a 8 bit LDR file (like a JPEG, for example). If you are lighting your shot with Physical Sun and Sky (which is an excellent, simple way to light your shot), this should solve the problem.Īnother possible solution is to try saving the images as a different format. One simple solution is to ensure that, when you go to your Render Settings, you tick the box labelled "apply Output Transform to Renderer" (see right). There are various possible solutions to the problem.
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