Critter.Camera
Hardware
motion detection camera
SHOW HN2021
175points
26comments
#272of 2,533 in 2021
Top 11%of 2021 by points
How HN took it
LovedMost comments that take a side are positive
5 positive, 6 neutral or asking, 1 mixed, 1 critical, out of 13 comments about the project. Thread score +0.19.
Idea: 2 for, 0 againstExecution: 1 for, 1 againstDesign: 1 for, 0 against
The thread, comment by comment
Each row is a top-level comment and its replies, in HN's order. Select a cell to open that comment on HN.
positive neutral or mixed critical about another commenter or something else the maker
What HN said
What people liked
Fun idea and useful for catching animals
From 3 comments
I love this! We once had this exact use case when there was a weasel ravaging in the kitchen - I downloaded some software and wired it up, but it was quite involved and the…
TN1ck on HNThis is cool! Would be ever cooler if it could record a video clip rather than just images. You wouldn't have enough space in localStorage/IndexedDB, but you can use File System…
rewq4321 on HNFirstly great app, I enjoyed using this on my baby daughter crawling around the living room! Keep up the good work :) If you were to implement a camera picker, take a gander at:…
mbzi on HN
Works well on Safari iOS and Firefox iOS
From 3 comments
Works great on Safari on iOS! But it seems to replace the actual image of the moving object with a red mask/silhouette. Is there an option to retain the original frames, even if…
kranner on HNI wasn't able to test much on iOS unfortunately. I know on Windows 10 if one browser is already using the camera it will say camera unavailable when launching a different…
jambo135 on HNWorks fine in firefox on iOS
shreddit on HN
Objections
Motion detection is sensitive to light changes, reflections and clouds
From 3 comments
This takes me back to the time when I wanted to determine which of my two cats is the one who makes the first move in their daily game of shess (it's like chess, but both the…
Tade0 on HN> During the day curtains and blinds should be closed to maintain the same level of lighting Can't you recalibrate after every N frames, utilizing the fact that daytime lighting…
amelius on HNOn a clear day this would definitely help however where I live in the UK there is frequent cloud cover. As the sun passes in and out of the clouds the light levels end up…
jambo135 on HN
Camera not recognised in iOS browsers other than Safari
From 1 comment
No camera is recognized in any iOS browser other than Safari. Is it something that can be fixed by you, or is it up to Apple?
Diti on HN
Motion highlight mask replaces the image view by default
From 2 comments
Works great on Safari on iOS! But it seems to replace the actual image of the moving object with a red mask/silhouette. Is there an option to retain the original frames, even if…
kranner on HNThis confused me also. Perhaps default to the image. I also would love a sensitivity setting and a number of images per second to capture setting. I would be interested in using…
dhumph on HN
Requests
Choose which camera to use
From 3 comments
Can I switch witch camera it uses?
dhumph on HNShould be possible to change camera. This JavaScript barcode use the other camera on iOS: https://serratus.github.io/quaggaJS/v1.0.0-beta.1/examples/sandbox/
punnerud on HNFirstly great app, I enjoyed using this on my baby daughter crawling around the living room! Keep up the good work :) If you were to implement a camera picker, take a gander at:…
mbzi on HN
Record video clips instead of images
From 1 comment
This is cool! Would be ever cooler if it could record a video clip rather than just images. You wouldn't have enough space in localStorage/IndexedDB, but you can use File System…
rewq4321 on HN
Sensitivity setting and capture rate option
From 1 comment
This confused me also. Perhaps default to the image. I also would love a sensitivity setting and a number of images per second to capture setting. I would be interested in using…
dhumph on HN
Questions
How to switch between cameras
From 2 comments
Can I switch witch camera it uses?
dhumph on HNIt will use whichever camera the browser has configured as it's default. You may be able to change this in your browser settings
jambo135 on HN
Why cameras fail in non-Safari iOS browsers
From 2 comments
No camera is recognized in any iOS browser other than Safari. Is it something that can be fixed by you, or is it up to Apple?
Diti on HNI wasn't able to test much on iOS unfortunately. I know on Windows 10 if one browser is already using the camera it will say camera unavailable when launching a different…
jambo135 on HN
Alternatives named
Existing app that takes pictures on motion (netbook webcam app)
From 1 comment
This takes me back to the time when I wanted to determine which of my two cats is the one who makes the first move in their daily game of shess (it's like chess, but both the…
Tade0 on HN
IR motion detection
From 1 comment
That's why you want IR motion detection ^^. Picture based detection can be a time sink by itself.
johnchristopher on HN
ai-cam iOS app
From 1 comment
Cool idea. I developed an iOS app with the same idea (https://www.ai-cam.app) but I think being able to run on browser can target more users.
anh_n on HN