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XDCAM vs AVCHDI'm confused where anyone sees the AF100 AVCCam codec as better than XDcam. I can make the Af100 choke with terrible macro block artifacting, similar to the 5d way before you can with an EX1. I love the AF100, but just saying, they aren't comparable cameras really. F3 and RED One are the only thing that come close and this is where the F3 kinda fails. Ease of post use of the footage is a big advantage of the F3 over the Red One, but the Red has a long scroll of reasons why its such a better camera than the F3... ENG news gathering is the only people i can see F3 making a lot of sense for., but then again, id probably go back to an AF100 for that. Its so in the middle of the road on usefullness vs. price point, seems pretty silly to me. But it will sell because its got the word Sony on it
Saying the F3 is more mini F35 than ENG, but then saying its more comparable to AF100 than RED is pretty much a total contradiction. I work with a production agency that shoots probably on average 3 EX1 shoots a week. Ive shot two feature docs with the 5D, and now own the AF100. The AF100 and 5D break up much quicker than EX1 does, regardless of what any article says. I actually hate the EX1, at least by todays standards, so im not even defending it, I'd choose the AF100 in any situation over it, regardless of the macroblocking, but im just saying, it is what it is.
The AF100 and 5D break up much quicker than EX1 does, regardless of what any article says.
The AF100 and 5D break up much quicker than EX1 does, regardless of what any article says.
Saying the F3 is more mini F35 than ENG, but then saying its more comparable to AF100 than RED is pretty much a total contradiction. I work with a production agency that shoots probably on average 3 EX1 shoots a week. Ive shot two feature docs with the 5D, and now own the AF100. The AF100 and 5D break up much quicker than EX1 does, regardless of what any article says. I actually hate the EX1, at least by todays standards, so im not even defending it, I'd choose the AF100 in any situation over it, regardless of the macroblocking, but im just saying, it is what it is.
I mean, any slighter faster than average panning or movement in an AF100 or EX1 will start to macroblock, or break up.
I would love to have the F3. I could afford it too. But the sad fact of the matter is that not one of my clients would ever know the difference or care, and with the same lenses and my Nanoflash attached, I doubt any of them would be able to A/B identify one over the other. They might even like some quality of the AF100 image more. And even if they could distinguish them, would they pay $400 more per shoot day for an F3? No way. So as much as I would love to justify the F3, because I might like it more, I can't really justify it now. Your situation may be different.
Hey, I dont mean they break up in coloring when trying to manipulate the images. I mean, any slighter faster than average panning or movement in an AF100 or EX1 will start to macroblock, or break up. This is due to the B and or P frames (forgot how those codecs are laid out) being too "different" from the I frame it came from. It doesn't take much to be honest.
Not that it matters, but here is a little light reading from Sony for those concerned with dynamic range.... http://www.cinematography.net/files/panavision/sony/24ptechnicalseminar3.pdf
Just so that you are clear, the difference between MPEG4 (AVCCAM) and MPEG2 (XDCAM EX) is night and day. Take a look ath the Article on the comparing them under the articles section on this website. The reality is that AVCCAM is a Content Adaptive Codec and as such it is always assigning badwith to the part of the picture that needs it. Unlike XDCAM EX's which always quantizes in 8X8 blocks, this codec will macroblock way before the AVCCAM implementation of AVCHD. The B frames allow for looking back and forward before the compression takes place so that a real snapshot of real changes are recorded. There are a number of implementations in AVCHD and not all are equal, and not all use B frames. Some like the DSLRs use an I and P frame only which will stress and macroblock way earlier than the AVCCAM implementation. Both are in the 4:2:0 club, but the 24Mbs of AVCCAM can quite easily hold its own against the 35Mbs of XDCAM EX.
I hope this helps,
Jan
I have a question for AF-100 owners and or F3 owners.
My big problem with the EX-1/CMOS ilk cameras is that when any type of movement is introduced detail level goes down and a slight blurring takes over until the movement stops then everything all of the sudden gets sharp again. This is not motion blur but something that looks like the camera's internal processing is just overloaded and can not keep up. Now I don't care about the techno-bable of why this happens because visually you can see it and it happens, end of story! This does not happen near to the extent with the CCD cameras.
So, for AF-100/F3 users, do you see this behavior with the camera?
Is this something that will improve over time with CMOS read times?
Thanks
I have a question for AF-100 owners and or F3 owners.
My big problem with the EX-1/CMOS ilk cameras is that when any type of movement is introduced detail level goes down and a slight blurring takes over until the movement stops then everything all of the sudden gets sharp again. This is not motion blur but something that looks like the camera's internal processing is just overloaded and can not keep up. Now I don't care about the techno-bable of why this happens because visually you can see it and it happens, end of story! This does not happen near to the extent with the CCD cameras.
So, for AF-100/F3 users, do you see this behavior with the camera?
Is this something that will improve over time with CMOS read times?
Thanks