Telephoto lens - Google Pixel 4 XL Questions & Answers

I'm not sure if I'm missing something but when you take a photo at two times zoomed in it should be the telephoto lens on the back which is 16 megapixels.
If I swipe up and view the image details I see it says 12 megapixels. Can anyone shed some light on what's going on here.

meds88 said:
I'm not sure if I'm missing something but when you take a photo at two times zoomed in it should be the telephoto lens on the back which is 16 megapixels.
If I swipe up and view the image details I see it says 12 megapixels. Can anyone shed some light on what's going on here.
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The sensor is 16 MP but they're saving it at 12 MP.
Sent from my Pixel 4 XL using Tapatalk

Related

zoomlens really working??

Hi volks and p20 pro experts,
i wonder if my 3xtelelens really works or not.
If I zoom 3x and block the 40mp lens with my fingers and let the tele lens free, I see nothing.
Also I see no noticeable better shots when shooting 5x zoom with blocking the telelens or blocking not.
Do anyone know if this is normal behavior, or is this a brocken telelens.
I am on CLT-L29 8.1.0.131(C432)
Thank you all
littlemincer said:
Hi volks and p20 pro experts,
i wonder if my 3xtelelens really works or not.
If I zoom 3x and block the 40mp lens with my fingers and let the tele lens free, I see nothing.
Also I see no noticeable better shots when shooting 5x zoom with blocking the telelens or blocking not.
Do anyone know if this is normal behavior, or is this a brocken telelens.
I am on CLT-L29 8.1.0.131(C432)
Thank you all
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Click to collapse
Depends on the conditions. Blocking lenses won't help because it will be using sensor data from all the lenses to get the best shot. You may just be blocking the lens that is showing you the preview on the phone screen.
Mine works and if I block the tele lens I see nothing, but bear in mind that you have to focus at something far for it to work or else it uses the digital zoom with main sensor. You can note that the tele works but seeing the ois starting to work in your display. I usually takes one two seconds to switch lens
Sent from my CLT-L29 using Tapatalk
You can check the EXIF data from your shots to see which lens was actually used (the small i-Button in the top left, when you're viewing a picture in the gallery). If it states f1.8, it was the "normal" lens, if you see f2.4, it's the tele lens. Note that closeups will always be taken with the normal lens. If you want to shoot a close up with the tele lens, you need to be farther away, like at least one meter.

About Pixel Binning in the rear 20 MP sensor

Is there any way to capture images from the rear 20 MP sensor without pixel binning in daylight? I believe the pixel binning smudges the details a lot. When I use the low light lens from the manual mode in daylight, the details and the overall quality is much lower than the rear 12 MP camera. Is there any way to use the 20 MP sensor without Xiaomi's algorithms?

This is why Samsung won´t let us use the telephoto camera freely

I guess everybody noticed already that you cannot use the telephoto lens whenever you please, since it's only used on good lighting situations, and cannot be used in pro mode. The reason why must be because this camera is terrible at low light, likely because of the 0.9 nm pixel pits on the sensor. I will attach a photo taken with the telephoto lens, and a cropped one of the same scene taken with the main camera, so you can see my point.
Cambapo said:
I guess everybody noticed already that you cannot use the telephoto lens whenever you please, since it's only used on good lighting situations, and cannot be used in pro mode. The reason why must be because this camera is terrible at low light, likely because of the 0.9 nm pixel pits on the sensor. I will attach a photo taken with the telephoto lens, and a cropped one of the same scene taken with the main camera, so you can see my point.
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dont understand.
plus the pictures aren't even taken at the same time so not sure what you are trying to show.
They were taken under the same lightning conditions. I was trying to show how the telephoto camera compares to the main one at night, since it's something that the phone won't let you do easily.
Cambapo said:
They were taken under the same lightning conditions. I was trying to show how the telephoto camera compares to the main one at night, since it's something that the phone won't let you do easily.
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Click to collapse
oh ok.
i wonder why the number of lights in the building is not the same. and the star in the sky should have still been visible id think.
They were taken 15 minutes apart.

16mp tele saving photos at a reduced 12.2mp

Has anyone else noticed when shooting with the telephoto lens at 2x the pixel 4 (I have the XL) is savings photos at a reduced 12.2mp? The sensor is supposed to be 16mp. Why are the images being saved at reduced quality? I've climbed through the settings to include developers' options with no way to save at full 16mp resolution. Am I missing something here?
stoneworrior said:
Has anyone else noticed when shooting with the telephoto lens at 2x the pixel 4 (I have the XL) is savings photos at a reduced 12.2mp? The sensor is supposed to be 16mp. Why are the images being saved at reduced quality? I've climbed through the settings to include developers' options with no way to save at full 16mp resolution. Am I missing something here?
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Click to collapse
It is 16mp. But it's just using that sensor for the zoom amongst other things. But the image will still be 12.2mp. Kinda like Huawei's 40mp sensor giving you 10mp images. It's not a reduced quality, the images are still beautiful and we'll printable if that's your thing.
stoneworrior said:
Has anyone else noticed when shooting with the telephoto lens at 2x the pixel 4 (I have the XL) is savings photos at a reduced 12.2mp? The sensor is supposed to be 16mp. Why are the images being saved at reduced quality? I've climbed through the settings to include developers' options with no way to save at full 16mp resolution. Am I missing something here?
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Click to collapse
It only uses the centre 12MP of the sensor by design. When you digitally zoom in that is what happens on all sensors - you only use a small part of the whole sensor.
m+a+r+k said:
It only uses the center 12MP of the sensor by design. When you digitally zoom in, that is what happens on all sensors - you only use a small part of the whole sensor.
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I've been a photographer since the 80's learning on film and progressing to digital. I've owned the Canon 5D versions 1,2,3, and 4. The 1DX mark 1 and 2 and currently shoot with a Sony a9 and A7RIII. I understand crop fully; that's why I was asking if it's a 16mp sensor, and they are saving it at 12.2, then something is going on in the background. I was doing Google searches without getting any info on this. I was trying to figure out what Google was doing in the background. So basically, what your saying is the telephoto lens was going to crop in on a 12.2 mp sensor, so they went with a higher density 16mp sensor to ensure a quality photo in the end. Basically keep both the standard and telephoto quality uniformed, got it thanks ?

Photo details lower quality. Compared to 4xl

Pulled a sidegrade over from my 4xl to the 5. All was good until I started playing with the camera and images.
In almost every shot micro detail is worse than my pixel 4xl.
This can be seen in things like text or tree branches. The wide angle is even worse. Is this a software issue? Or the difference in dedicated processing chip?
My bet the reason is the lack of telephoto lense. (Which was replaced by the wide angle lense that most of people were asking for last year)
I mean if you are talking about doing zoom in the area of the photo where you put all the focus. Then, yes, definitely must be the telephoto lense.
Sent from my Pixel 5 using Tapatalk
thesebastian said:
My bet the reason is the lack of telephoto lense. (Which was replaced by the wide angle lense that most of people were asking for last year)
I mean if you are talking about doing zoom in the area of the photo where you put all the focus. Then, yes, definitely must be the telephoto lense.
Sent from my Pixel 5 using Tapatalk
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Sorry, I'm talking about standard camera shots from the main sensor.
I have returned my 5 now but in side by side comparison the 4xl had more details preserved than the pixel 5 when looking up close.
For example I took a photo of a desk with a ruler on it from about 6ft away and the 4xl preserved the millimetres markings where as the 5 was blurred.
Another was longer distance shots of trees or anything that had finer branch like or line details and again the 4xl was cleaner and sharper than the 5.
On a screen side by side it's hard to tell. Untill you blow the picture up.
There's a lot of camera issues starting to pop up. Coming from 3XL I also noticed a bit of softness. I've also noticed that low light portrait photos and normal front facing photos in low light are not detailed at all .Slow mo resolution video is not up to what it's advertised too. Hopefully there is a camera update coming soon.
86rickard said:
Sorry, I'm talking about standard camera shots from the main sensor.
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Well I hope I'm not wrong with this. But that's exactly what I was talking about.
We can agree that the telephoto was improving photos with Zoom (like 3X Zoom) and in some other camera modes.
But I'm also thinking that the telephoto was slightly improving the normal 1X shots in the "focus area" of the photo. I believe some telephoto lense sample was added to the HDR+ shots.
I might be wrong but I think I read something about that.
Sent from my Pixel 5 using Tapatalk
Wrong thread, sorry!

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