Quicktime pro alpha channel free
Oct 31, 2016 Moho Forum. Skip to content. Board use of course. ) Many movie players can compile PNG frames too. (I think the QuickTime Pro Player can, which may give you the options that are missing. ) (At that stage, you might not even need the alpha channel, but this depends on your intended final use of course. ) Many movie players can compile PNG
Mar 14, 2007 Quicktime Pro is what you want. However, not that not allvideo formatss support alpha channels, so what you convert into could be a problem (remember that AVI
Best QuickTime Video Codecs with Alpha Channels. One of the best and most versatile codecs is GoPro Cineform (which is found under the QuickTime format). Id highly suggest using GoPro Cineform RGB 12bit with alpha at Maximum Bit Depth. Another great option is the always useful ProRes codec be sure to select Apple ProRes 4444 for the alpha channel. Another Apple option is the Animation codec.
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Export an AVI or QuickTime file with an alpha channel. Select the sequence. Choose File Export Media. In the Export Settings dialog box, choose Microsoft AVI or QuickTime from the Format menu. On the Video tab, choose PNG, None, or Animation from the Video Codec
QuickTime video codecs are generally well supported by LAV. Alpha is always supported, when present, except with the ProRes4444 which is decoded by masking the alpha channel as 0xff. I don't think it would be so difficult to add alpha channel support here.
Also, transparent alpha layers, an optional part of the H. 264 specification, are now supported in H. 264based QuickTime movies. And finally, QuickTime supports 64bit. The only thing I have found related to this marketing quote, however, is this document showing how to change the overall opacity of a video layer in QuickTime Pro.
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