From: "Peter Matulavich" Received: from sonic306-6.consmr.mail.bf2.yahoo.com ([74.6.132.45] verified) by media-motion.tv (CommuniGate Pro SMTP 6.1.0) with ESMTP id 6413757 for AE-List@media-motion.tv; Sun, 04 Mar 2018 16:16:32 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ameritech.net; s=s2048; t=1520176835; bh=Xey1nc0WrX3rGoG61Dvha22BExJolT1V12CeOSneRvw=; h=From:Subject:Date:References:To:In-Reply-To:From:Subject; b=sHCDBLQcVx+4293rVSuBNr5X9WLMy0kDiNQwKQOuf035Jf4NsG8qWGeip015HBXqJiRSw5LnCWuZZSE2qfAtnoL0X0z4uGiWamtiefx5ijHxhn+IyHQ3OyxC4TbrgirT1GzgtIKXWjuQGSEBYN9nOB3HongKKhe2MUAGiVPA1Yb3QcK1eMaI0LoiVORFFTC2HXiDz0y4Vtlp6MjeOx2+5h/sTKDMO9clvuk5d8JJo5Ij/RN8oz9YxuJB1rcVFeqAdaYIUrvBz7aM03qnaHjjm9Zl3UpN9fYtZuzLkHF+EJHEW8vtaCHRAr29IMsv2aTNmXfp9ekliWaqzWHaiKbWcQ== X-YMail-OSG: 5pJ0XD4VM1mt0oNNRhQ5sRHJHLBeXphgKuRrii7USM1QBk7CtMYnlSc3ehK3PYf cal_ASoifaLv3ADnmUSeHIQW7jJOPgjZXNkz07_O5dZKMWyT3ffag3.qB4sibd_CjvZ7KzfhI06f edBKd4da0d.EhODzP1DQ.qO7lLqcGpCdnOCfWmiLTAHTTRhigrIZS1YbEt9B8SHUsyqtOHwz9uQl WvfPQa8sxSOdYot4_e9PQcBvyNs7L4vAZKd.Lr.qgeCtm0EQrXvPR61DxY3KUX7OK.BStDIRsabp tghX2EyxjJVhwPMbabLEBR.mF315AGOmUs3DsAUbC2nl3JpaHfUDj4gIoVkhW2Y12I_rgJs.a33u 0m2.0YHxYHX3hmFHlHaQkyIJe3XwQ2vO4jdArlCLVPjjcVTomk9uCDStVe.y5vSo0xytvxAixR65 8Di0sdFTzSx9bWGFxIPTZI4R_EyPthrCtPoCwKHra5LyukZEvlL_QVEeahLNZ8ohsHTVI2VXQwF3 yp6UvGZwPpL_70HCHtJ.3_tZn.8e6KalLtXXP Received: from sonic.gate.mail.ne1.yahoo.com by sonic306.consmr.mail.bf2.yahoo.com with HTTP; Sun, 4 Mar 2018 15:20:35 +0000 Received: from smtp103.sbc.mail.bf1.yahoo.com (EHLO [192.168.0.11]) ([98.139.228.113]) by smtp415.mail.bf1.yahoo.com (JAMES SMTP Server ) with ESMTPA ID 600107fe1adcb8e4c5c27ccddceca585 for ; Sun, 04 Mar 2018 15:20:31 +0000 (UTC) Content-Type: multipart/alternative; boundary="Apple-Mail=_2BD87D21-D18B-4BB4-8E48-C9E3ED3CCEB0" Message-Id: <86AD6CFF-9475-4615-836C-C50C0B43B651@ameritech.net> Mime-Version: 1.0 (Mac OS X Mail 6.6 \(1510\)) Subject: Re: Playing Back Video with Transparent BG Date: Sun, 4 Mar 2018 10:20:30 -0500 References: To: After Effects Mail List In-Reply-To: X-Mailer: Apple Mail (2.1510) --Apple-Mail=_2BD87D21-D18B-4BB4-8E48-C9E3ED3CCEB0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=windows-1252 Thanks, Rick! Much appreciated! I was beginning to suspect that was = going on but wanted to check here in case I was missing something. Just = to confirm, the website preview clip is SIMULATED to make it look like = you are seeing a transparency so that the buyer will know right away = that the clip comes with an alpha channel without having to read the = fine print. Actually, when I said it was a website "like Shutterstock", = I should've picked a different example as Shutterstock clips don't = portray their clips that way from what I can see. You have to read the = fine print to see it has an alpha. Since it's my footage that is being = sold, I'm guessing this is something the stock library does at their = end, not something I have to mess with. I'll check with them tomorrow = but I'm sure that must be the case. BTW, what's the opinion here on = best codec for broad release of animations to be sold in the broad = marketplace? My animations are primary created in C4d and rendered out = in AE. My live action footage has always been sent to the stock library = in ProRes 4444, but I also see a lot of animations being sold with an = animation codec. I'll check with them tomorrow, but was curious about = opinions here. =20 BTW, sometimes, apparently dependent on the codec maybe, I've seen my = clips play back in QT Player with either black or white backgrounds. = Can't figure that one out. Same clip, just rendered out with a = different codec I'm guessing, but I haven't yet had a chance to explore = it. Also the clip thumbnail has a black background but plays back with a = white BG. =20 I did appreciate hearing about the capabilities of QT 7 Pro. While I = don't have the Pro version I still use QT 7 which has much more robust = features than newer QT players and which was probably why, years back, I = didn't purchase Pro. Sometimes I think Apple really does some stupid = things, but that's a whole different topic. Pete ---------------------------------------------------------------- If you are playing those movies in a media player on a website you are = not seeing through the movies so the background of the website is = showing through. What you are seeing is a representation of the = transparency grid that you see in an app like Photoshop, Illustrator or = After Effects. They create that grid as a graphic and put it at the = bottom of the layer stack and render a file for the web. Then the = product is delivered in a format that supports transparency. If you could download open one of the sample clips from a site like = Shutterstock and you put that clip in an AE project or checked for an = alpha channel you would see that there is no transparency in the video.=20= If you purchased one of those clips with a transparent background and = loaded it in any media player the transparent part of the clip would be = black because there is nothing there to see. You would not see your = desktop through the media player. That=92s not how media players work. I do not recall ever seeing a desktop behind Quicktime Pro either. No = video =3D no pixels =3D black background. I hope this helps.=20= --Apple-Mail=_2BD87D21-D18B-4BB4-8E48-C9E3ED3CCEB0 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=windows-1252
Thanks, = Rick!  Much appreciated! I was beginning to suspect that was going = on but wanted to check here in case I was missing something.  Just = to confirm, the website preview clip is SIMULATED to make it look like = you are seeing a transparency so that the buyer will know right away = that the clip comes with an alpha channel without having to read the = fine print.  Actually, when I said it was a website "like = Shutterstock", I should've picked a different example as Shutterstock = clips don't portray their clips that way from what I can see. You have = to read the fine print to see it has an alpha.  Since it's my = footage that is being sold, I'm guessing this is something the = stock library does at their end, not something I have to mess with. =  I'll check with them tomorrow but I'm sure that must be the case. =  BTW, what's the opinion here on best codec for broad release of = animations to be sold in the broad marketplace?  My animations are = primary created in C4d and rendered out in AE.  My live action = footage has always been sent to the stock library in ProRes 4444, but I = also see a lot of animations being sold with an animation codec. =  I'll check with them tomorrow, but was curious about opinions here. =  

BTW, = sometimes, apparently dependent on the codec maybe, I've seen my clips = play back in QT Player with either black or white backgrounds. =  Can't figure that one out.  Same clip, just rendered out with = a different codec I'm guessing, but I haven't yet had a chance to = explore it. Also the clip thumbnail has a black background but plays = back with a white BG.  

I did = appreciate hearing about the capabilities of QT 7 Pro. While I don't = have the Pro version I still use QT 7 which has much more robust = features than newer QT players and which was probably why, years back, I = didn't purchase Pro.  Sometimes I think Apple really does some = stupid things, but that's a whole different = topic.

Pete

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If you are playing those movies = in a media player on a website you are not seeing through the movies so = the background of the website is showing through. What you are seeing is = a representation of the transparency grid that you see in an app like = Photoshop, Illustrator or After Effects. They create that grid as a = graphic and put it at the bottom of the layer stack and render a file = for the web. Then the product is delivered in a format that supports = transparency.



I do = not recall ever seeing a desktop behind Quicktime Pro either. No video =3D= no pixels =3D black background.

I hope this = helps. = --Apple-Mail=_2BD87D21-D18B-4BB4-8E48-C9E3ED3CCEB0--