Re: Kamera video USB + microskop - Grupy dyskusyjne w eGospodarka.pl

eGospodarka.pl › Grupy › pl.misc.elektronika › Kamera video USB + microskop › Re: Kamera video USB + microskop

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From: q...@t...no1 (Queequeg)
Newsgroups: pl.misc.elektronika
Subject: Re: Kamera video USB + microskop
Date: Thu, 20 Sep 2018 17:40:53 +0000 (UTC)
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Marek <f...@f...com> wrote:

>> Mam, tylko z inną podstawką. Nadaje się, choć full HD to nie jest (to
>> ma tyle wspólnego z reklamowanym 1080p co ja z baletem).
>
> Czyli jaka? Jaką rozdzielczość zwraca v4l/mplayer?

640x480. Pełne info (v4l2-ctl --all --verbose):

VIDIOC_QUERYCAP: ok
Driver Info (not using libv4l2):
Driver name : uvcvideo
Card type : USB2.0 Camera
Bus info : usb-0000:00:1d.7-5
Driver version: 4.9.65
Capabilities : 0x84200001
Video Capture
Streaming
Extended Pix Format
Device Capabilities
Device Caps : 0x04200001
Video Capture
Streaming
Extended Pix Format
Priority: 2
Video input : 0 (Camera 1: ok)
Format Video Capture:
Width/Height : 640/480
Pixel Format : 'YUYV'
Field : None
Bytes per Line : 1280
Size Image : 614400
Colorspace : sRGB
Transfer Function : Default
YCbCr/HSV Encoding: Default
Quantization : Default
Flags :
Crop Capability Video Capture:
Bounds : Left 0, Top 0, Width 640, Height 480
Default : Left 0, Top 0, Width 640, Height 480
Pixel Aspect: 1/1
Selection: crop_default, Left 0, Top 0, Width 640, Height 480
Selection: crop_bounds, Left 0, Top 0, Width 640, Height 480
Streaming Parameters Video Capture:
Capabilities : timeperframe
Frames per second: 30.000 (30/1)
Read buffers : 0
brightness (int) : min=0 max=100 step=1 default=30 value=30
contrast (int) : min=0 max=100 step=1 default=70 value=70
saturation (int) : min=0 max=4 step=1 default=2 value=2
gamma (int) : min=1 max=8 step=1 default=4 value=4
power_line_frequency (menu) : min=0 max=2 default=1 value=1
sharpness (int) : min=0 max=100 step=1 default=10 value=10
backlight_compensation (int) : min=0 max=1 step=1 default=0 value=0

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