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The Panasonic LX7 as a Video Camera Thread - Page 4

post #91 of 108
come one bill!! you are watching my suffering owning both cameras and not helping me!!!

can you PLEASE do a comparison video in low light using both cameras at the same time? PLEASE PLEASE PLEASE
post #92 of 108
post #93 of 108
Quote:
The GX1 earned a respectable score in our motion test, thanks in large part to its 1080/60p resolution. Still we did spot some trailing and a bit of stuttering on the train in our test scene, and some artifacting in the spinning color wheels. See our full motion performance review, including video clips.

I guess they didn't realize that the chip can only output 30p, not 60p at least according to Panasonic's GX1's specs online.
http://panasonic.net/avc/lumix/systemcamera/gms/gx1/specifications.html
post #94 of 108
Quote:
Originally Posted by thedest View Post

come on bill!! you are watching my suffering owning both cameras and not helping me!!!

can you PLEASE do a comparison video in low light using both cameras at the same time? PLEASE PLEASE PLEASE
I wish I could, but I can't.

The reason both cameras are in the family is because the wonderful women I married in 1968 and I do not, under any circumstances, share electronics. The LX7 is her's. She picked it out and bought it. She takes .jpg pictures. Her LX7 will never have it's video button pressed or be set for RAW.

On top of that, I'm the wrong one to do a "low light test". I don't know what "low light" is and wouldn't know how dark it has to be. In my experience all three of the cameras I own will record anything I can actually see. If I can't see it, I'll shine enough light on it so I can see it. Then I shoot the clip. My guess is that I could stay up all night looking for "low light", shoot video and find out that I couldn't see enough difference between the clips from the two cameras to count.

If your purpose is to shoot video, buy the LX7. The RX100 is not my favorite video camera. With the LX7 you can even get a viewfinder and spend about the same as an RX100. The only reason to get the RX100 is if you want to shoot photos for large prints and carry it in your pocket.

Test the LX7 hard for a couple weeks. If it does not do what you want, exercise your return privilege. My wife bought a small Sony from B&H. It "did not feel good" in her hands. B&H took it back with no hesitation. Then she bought the LX7 the next day from them.

Bill
Edited by bsprague - 3/28/13 at 7:59am
post #95 of 108
Quote:
Originally Posted by thedest View Post

and my search continues. NO ONE in the hole freaking internet knows wich one is better at low light.
NO ONE on the whole internet has a definition of what "low light" actually is.
post #96 of 108
Mark... I downloaded your Union Square video from Vimeo. The 60p quality is more apparent than online - but I am seeing a lot of moire and aliasing.

I would think this may be a monitor issue, but I'm not seeing it on GH2 footage/although I don't shoot in 60p with GH2.

Are you seeing this and is there a fix?
post #97 of 108
Thread Starter 
Quote:
Originally Posted by xfws View Post

Mark... I downloaded your Union Square video from Vimeo. The 60p quality is more apparent than online - but I am seeing a lot of moire and aliasing.

I would think this may be a monitor issue, but I'm not seeing it on GH2 footage/although I don't shoot in 60p with GH2.

Are you seeing this and is there a fix?

In principle, the GH2 should have more moire and aliasing than a small sensor camera, and I have not noticed this artifacting with the LX7 videos. What scenes in particular do you see it, so I can look more closely. You can turn down the 'sharpness', so if this is the result of over-sharpening there is a control (I have sharpening set to the default zero; it can be reduced to -2).
post #98 of 108
Quote:
Originally Posted by markr041 View Post

In principle, the GH2 should have more moire and aliasing than a small sensor camera, and I have not noticed this artifacting with the LX7 videos. What scenes in particular do you see it, so I can look more closely. You can turn down the 'sharpness', so if this is the result of over-sharpening there is a control (I have sharpening set to the default zero; it can be reduced to -2).

(from the file)

Artifacts in the purple flowers @ 00:11.

At 3:07, the top-left under the red word "pet" has like a grate/window with moire. I know that's minor, but I'm seeing that kind of general shimmering around edges in the whole shot...but the closer shot right after that (still with the man in brown coat) @ 3:13 doesn't have that.

The shots of the yarn @ 3:39 have moire..but that's probably hard to avoid with any camera with that shot.

There are definitely many shots that don't have any artifacts, especially close-up shots like the lobsters and the pot. Perhaps the longer shots are somehow more vulnerable to picking up on things that may exhibit patterns(?)

I should add that this came about when I wanted to see how well the files would take to effects and Magic Bullet in Vegas and this became more pronounced with certain coloring. It may not be something inherent to the footage, it could have something to do with my card, display, etc...
post #99 of 108
Thread Starter 
Yes, I have seen some shimmering around edges, though not always. This can be due to over-sharpening (which the GH2 does also). Perhaps some tests with sharpness turned down would be informative. Also, there is an iRes function that supposedly sharpens along lines. I am not sure whether I have that setting on. Thanks for looking at this. I will do more checking
post #100 of 108
Mark.. would you mind if I posted a minute and a half of your Union Square footage with Magic Bullet effect added?

There's no audio and I can make it unlisted on YouTube. I would probably delete it after awhile.
post #101 of 108
Thread Starter 
Quote:
Originally Posted by xfws View Post

Mark.. would you mind if I posted a minute and a half of your Union Square footage with Magic Bullet effect added?

There's no audio and I can make it unlisted on YouTube. I would probably delete it after awhile.

No problem at all. I am interested too.
post #102 of 108
Great, thanks. The AVS video tags wouldn't work, so here is the link (no audio/unlisted):

http://www.youtube.com/watch?v=de7dl5dJ7Kg&feature=youtu.be


This is kind of an extreme example with the preset I chose: "Movie Star". I changed the Vegas properties to 30p and rendered to 30p. Brightness/contrast, saturation adjust, and sharpening also added.

Sometimes the people are dark, as it highlights the center. At least it's possible to get a "movie look" with LX7 footage, although it needs to be tweaked.

Of course, other presets possible.
post #103 of 108
Thread Starter 
Interesting "look". I tried embedding it, and it worked:

post #104 of 108
Quote:
Originally Posted by markr041 View Post

Interesting "look". I tried embedding it, and it worked:

Thanks, I embedded it wrong.

Here is one more video, different looks on the same, small clip. This time I didn't add any bright/contrast, sharp, etc.

Project properties 30p/rendered to 30p (no audio/unlisted):

post #105 of 108
Mark, I also wanted to ask...when you remove the thread protector and put on a 37mm protector filter, does it have to be that Panasonic one or can you put on any brand?

I understand it usually doesn't matter - just wondering if that is somehow proprietary.
post #106 of 108
Thread Starter 
Quote:
Originally Posted by xfws View Post

Mark, I also wanted to ask...when you remove the thread protector and put on a 37mm protector filter, does it have to be that Panasonic one or can you put on any brand?

I understand it usually doesn't matter - just wondering if that is somehow proprietary.

It is a standard 37mm thread, so any filter brand will do. For a circular polarizer, you need to get a thin one so there is no vignetting (Panasonic makes a thin one specifically for this - but it is still a standard 37mm thread.
post #107 of 108
Quote:
Originally Posted by markr041 View Post

It is a standard 37mm thread, so any filter brand will do. For a circular polarizer, you need to get a thin one so there is no vignetting (Panasonic makes a thin one specifically for this - but it is still a standard 37mm thread.

Great, thanks again.
post #108 of 108
I recently purchased the lx7 mainly for video and I love it. However, there is one quirk and I'm not sure if I have a bad camera or whether it is by design. Can someone confirm?
When recording in creative movie mode with AF set to single area, a half shutter press does not refocus. Strangely, this function does work when recording is initiated with the red movie button. I don't use the red button though because I want manual exposure control for videos. This is something I use often in my Panasonic GH3, and I was expecting the same behavior in the lx7. It is a little disappointing, but I can live with it because there are so many great things about the lx7 - especially for under 300USD.
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