On Sat, Mar 12, 2016 at 7:37 PM, @lex <[email protected]> wrote: > You are right, i changed the input format to NV12 on GuvcView and got lower > CPU usage (250%) and Temp ~75C. > I does not help much overall.
You need an ffmpeg that has been taught how to use the hardware decode features on your SOC. Don't know if one exists for H3. > > > On Saturday, March 12, 2016 at 8:47:38 PM UTC-3, Rosimildo DaSilva wrote: >> >> I have this camera, and if you change the "start_video.sh" script to >> something like this.... >> you can see... the results... the CPU usage is much lower... >> >> echo "Starting H264 Encoder..." >> $FFMPEG -f v4l2 -input_format yuyv422 -r 10 -s 1280x720 -i >> $SRC_VIDEO -pix_fmt yuv420p -an -r 25 -f rawvideo - | \ >> $ROOT_DIR/videoenc -i - -k 2 -r 25 -b 1024 -s 1280x720 -o >> /tmp/out1.h264 >> ;; >> >> R >> >> On Saturday, March 12, 2016 at 4:55:57 PM UTC-6, @lex wrote: >>> >>> Inspired by so many good arguments on USB uvc cameras i decided to test >>> one, a 720P HD used in ODROID, so you can take a look and see how good it is >>> for Orange Pi PC (Allwinner H3) and decide if having Encode/Decode by HW >>> worth the effort or we throw in the towel, it is up to you. >>> >>> This is simple test, done with Orange Pi PC, with a tuned 3.4.39 kernel >>> and with ssvb fex (TKaiser advice) to solve the so known temperature issues >>> this board faces when running at high speed. >>> >>> The uvc camera is ODROID 720 HD: >>> [ 196.199875] ehci_irq: highspeed device connect >>> [ 196.460139] usb 4-1: new high-speed USB device number 2 using >>> sunxi-ehci >>> [ 196.890710] 2:3:1: cannot get freq at ep 0x84 >>> [ 196.892434] usbcore: registered new interface driver snd-usb-audio >>> [ 196.923986] uvcvideo: Found UVC 1.00 device USB 2.0 Camera (1b71:0056) >>> [ 196.938300] is_otg_flag: 0x0, >>> [ 196.938479] usbcore: registered new interface driver uvcvideo >>> [ 196.938489] USB Video Class driver (v1.1.1) >>> [ 196.976118] 2:3:1: cannot get freq at ep 0x84 >>> >>> >>> As Jon said, you don't need to do anything, just plug it in and start >>> using the UVC camera compliant. No need to worry about drivers, etc.. >>> This camera has MPJEG mode and YUV mode: >>> ioctl: VIDIOC_ENUM_FMT >>> Index : 0 >>> Type : Video Capture >>> Pixel Format: 'MJPG' (compressed) >>> Name : MJPEG >>> Size: Discrete 1280x720 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 640x480 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 640x360 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 544x288 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 432x240 >>> Interval: Discrete 0.017s (60.000 fps) >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 352x288 >>> Interval: Discrete 0.017s (60.000 fps) >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 320x240 >>> Interval: Discrete 0.017s (60.000 fps) >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 752x416 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 800x448 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 800x600 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 864x480 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 960x544 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 960x720 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 1024x576 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 1184x656 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> >>> Index : 1 >>> Type : Video Capture >>> Pixel Format: 'YUYV' >>> Name : YUV 4:2:2 (YUYV) >>> Size: Discrete 640x480 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 640x360 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 544x288 >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 432x240 >>> Interval: Discrete 0.017s (60.000 fps) >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 352x288 >>> Interval: Discrete 0.017s (60.000 fps) >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 320x240 >>> Interval: Discrete 0.017s (60.000 fps) >>> Interval: Discrete 0.033s (30.000 fps) >>> Interval: Discrete 0.040s (25.000 fps) >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 752x416 >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 800x448 >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 864x480 >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 800x600 >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 960x544 >>> Interval: Discrete 0.050s (20.000 fps) >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 1024x576 >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 960x720 >>> Interval: Discrete 0.067s (15.000 fps) >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 1184x656 >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> Size: Discrete 1280x720 >>> Interval: Discrete 0.100s (10.000 fps) >>> Interval: Discrete 0.200s (5.000 fps) >>> >>> >>> So i tested it with GuvcView, in YUV mode and MJPEG mode. >>> >>> I came to the following conclusion (but you can have your own): >>> * CPU intensive usage, even for compressed MJPEG, this is necessary >>> because GuvcView needs to decompress MJPEG and render it on screen, so >>> decoding is by software. >>> * Raised CPU temp. ~80C and all sort of issues that come with it. >>> * UVC cameras will have good use for streaming MJPEG or H264, without >>> rendering it to screen. Forget about Cheese, GuvcView and apps. Maybe it is >>> good for motion and OpenCV, you have to find out. >>> >>> Finally, have a look to image quality here: >>> >>> https://plus.google.com/u/0/photos/photo/113203245923875824895/6261286144173300082 >>> >>> https://plus.google.com/u/0/photos/photo/113203245923875824895/6261288269096376978 >>> >>> https://plus.google.com/u/0/photos/photo/113203245923875824895/6261280022112589490 >>> >>> And you can compare it to the Cheap Orange Pi Camera here: >>> >>> https://plus.google.com/u/0/photos/photo/113203245923875824895/6248912774577238658 >>> >>> https://plus.google.com/u/0/photos/photo/113203245923875824895/6248917191401732482 >>> >>> And Rosimildo, Orange PI PC has built in Microphone and you can grab >>> sound from it, again in order to sync the sound with image you need HW >>> encoding. >>> >>> This is my 2 cents. >>> >>> @lex >>> >>> >>> >>> >>> On Saturday, March 12, 2016 at 5:36:08 PM UTC-3, Jon Smirl wrote: >>>> >>>> On Sat, Mar 12, 2016 at 3:01 PM, Rosimildo DaSilva <[email protected]> >>>> wrote: >>>> > Jon, >>>> > Thanks for yours always informative posts. >>>> > >>>> > I think someone should come up with a HDMI ==> CSI (MIPI ) interface >>>> > board >>>> > for these OrangePI PCs... it would be owesome...., instead of these >>>> > gspca >>>> > crap... they have now. >>>> >>>> newer Allwinner chips such as the A64 support MIPI displays. For >>>> example the Pine64 uses the A64, but I don't know if they exposed the >>>> DSI interface. >>>> >>>> > >>>> > >>>> > Jon, maybe you can help me... I am looking for an 720p or 1080p >>>> > camera, H264 >>>> > compressed video, and with Wired ( and WI-FI a plus ), with AUDIO >>>> > input... >>>> > something that has also AUDIO as input and not just video. >>>> > If you know any cameras with that capability, and in the US$50 range, >>>> > let me >>>> > know. >>>> >>>> Look for little surveillance camera like this one: >>>> >>>> http://www.amazon.com/Vanxse%C2%AE-Pinhole-Security-Network-Surveillance/dp/B00QRM9AFG/ref=sr_1_1 >>>> They contain those standardized, square camera boards I linked to >>>> earlier. >>>> You need to access these over Ethernet. Internally most run Linux on an >>>> ARM9. >>>> >>>> The Sonix chips support audio input. Don't know if that taobao board >>>> exposes it. >>>> >>>> Here is C920 for $60 shipped. >>>> http://www.wirelessoemshop.com/logitech-hd-pro-webcam-c920/ >>>> It was at Amazon last week for $50 shipped but it is sold out now. >>>> >>>> If you drop h.264 and just use MJPG you can find USB cameras for $10. >>>> >>>> Look for deals on web cams. All web cams stream video and audio. >>>> >>>> > >>>> > THanks, R >>>> > >>>> > >>>> > >>>> > >>>> > On Saturday, March 12, 2016 at 1:09:32 PM UTC-6, Jon Smirl wrote: >>>> >> >>>> >> gspca is around 10 years old and it pre-dates UVC. >>>> >> >>>> >> The 291 image chip can take higher resolution stills, but mine only >>>> >> has a 720P sensor on it. >>>> >> The 292 image chip has similar performance at 1080P. >>>> >> >>>> >> I have wasted far too much time trying to get Allwinner cameras >>>> >> working properly and I won't touch them any more. >>>> >> >>>> >> Our current product uses a more advanced camera similar to this one: >>>> >> >>>> >> >>>> >> http://world.taobao.com/item/521668890252.htm?spm=a312a.7700714.0.0.ekoWOi#detail >>>> >> But these boards are too hard to interface with for casual use. The >>>> >> main advantage to these chips is that they can simultaneously provide >>>> >> three versions of the h.264 stream at different resolutions. The >>>> >> Sonix >>>> >> chips are single stream but far easier to use. >>>> >> >>>> >> This is cheapest, decent h.264 720P camera I camera I am aware of - >>>> >> $6.12 >>>> >> >>>> >> >>>> >> http://world.taobao.com/item/527850462938.htm?spm=a312a.7700714.0.0.d9CEzd#detail >>>> >> You would need to attach to it using Ethernet, USB access requires >>>> >> custom firmware. >>>> >> >>>> >> Here are all of the modes supported by the 291 chips. >>>> >> Note that it supports 720P30 h.264 >>>> >> >>>> >> this first mode is uncompressed, 480Mb USB limits it to 720P5 >>>> >> jonsmirl@terra:/work/gm/linux-3.3-fa$ v4l2-ctl -d /dev/video1 >>>> >> --list-formats-ext >>>> >> ioctl: VIDIOC_ENUM_FMT >>>> >> Index : 0 >>>> >> Type : Video Capture >>>> >> Pixel Format: 'YUYV' >>>> >> Name : YUYV 4:2:2 >>>> >> Size: Discrete 1280x720 >>>> >> Interval: Discrete 0.200s (5.000 fps) >>>> >> Size: Discrete 640x480 >>>> >> Interval: Discrete 0.033s (30.000 fps) >>>> >> Interval: Discrete 0.050s (20.000 fps) >>>> >> Interval: Discrete 0.067s (15.000 fps) >>>> >> Interval: Discrete 0.100s (10.000 fps) >>>> >> Interval: Discrete 0.200s (5.000 fps) >>>> >> Size: Discrete 320x240 >>>> >> Interval: Discrete 0.033s (30.000 fps) >>>> >> Interval: Discrete 0.050s (20.000 fps) >>>> >> Interval: Discrete 0.067s (15.000 fps) >>>> >> Interval: Discrete 0.100s (10.000 fps) >>>> >> Interval: Discrete 0.200s (5.000 fps) >>>> >> >>>> >> Both MJPG and h.264 work at 720P30. >>>> >> Index : 1 >>>> >> Type : Video Capture >>>> >> Pixel Format: 'MJPG' (compressed) >>>> >> Name : Motion-JPEG >>>> >> Size: Discrete 1280x720 >>>> >> Interval: Discrete 0.033s (30.000 fps) >>>> >> Interval: Discrete 0.050s (20.000 fps) >>>> >> Interval: Discrete 0.067s (15.000 fps) >>>> >> Interval: Discrete 0.100s (10.000 fps) >>>> >> Interval: Discrete 0.200s (5.000 fps) >>>> >> Size: Discrete 640x480 >>>> >> Interval: Discrete 0.033s (30.000 fps) >>>> >> Interval: Discrete 0.050s (20.000 fps) >>>> >> Interval: Discrete 0.067s (15.000 fps) >>>> >> Interval: Discrete 0.100s (10.000 fps) >>>> >> Interval: Discrete 0.200s (5.000 fps) >>>> >> Size: Discrete 320x240 >>>> >> Interval: Discrete 0.033s (30.000 fps) >>>> >> Interval: Discrete 0.050s (20.000 fps) >>>> >> Interval: Discrete 0.067s (15.000 fps) >>>> >> Interval: Discrete 0.100s (10.000 fps) >>>> >> Interval: Discrete 0.200s (5.000 fps) >>>> >> >>>> >> jonsmirl@terra:/work/gm/linux-3.3-fa$ v4l2-ctl -d /dev/video2 >>>> >> --list-formats-ext >>>> >> ioctl: VIDIOC_ENUM_FMT >>>> >> Index : 0 >>>> >> Type : Video Capture >>>> >> Pixel Format: 'H264' (compressed) >>>> >> Name : H.264 >>>> >> Size: Discrete 1280x720 >>>> >> Interval: Discrete 0.033s (30.000 fps) >>>> >> Interval: Discrete 0.050s (20.000 fps) >>>> >> Interval: Discrete 0.067s (15.000 fps) >>>> >> Interval: Discrete 0.100s (10.000 fps) >>>> >> Interval: Discrete 0.200s (5.000 fps) >>>> >> Size: Discrete 640x480 >>>> >> Interval: Discrete 0.033s (30.000 fps) >>>> >> Interval: Discrete 0.050s (20.000 fps) >>>> >> Interval: Discrete 0.067s (15.000 fps) >>>> >> Interval: Discrete 0.100s (10.000 fps) >>>> >> Interval: Discrete 0.200s (5.000 fps) >>>> >> Size: Discrete 320x240 >>>> >> Interval: Discrete 0.033s (30.000 fps) >>>> >> Interval: Discrete 0.050s (20.000 fps) >>>> >> Interval: Discrete 0.067s (15.000 fps) >>>> >> Interval: Discrete 0.100s (10.000 fps) >>>> >> Interval: Discrete 0.200s (5.000 fps) >>>> >> >>>> >> >>>> >> >>>> >> On Sat, Mar 12, 2016 at 8:49 AM, @lex <[email protected]> wrote: >>>> >> > Thanks Jon. >>>> >> > >>>> >> > I have some thoughts on this proposed hardware solution: >>>> >> > >>>> >> > * This camera will not be recognized as uvc usb device, unless you >>>> >> > add >>>> >> > it to >>>> >> > the device list, no big deal i think. >>>> >> > Your kernel is 3.3 but i think you or someone else already added it >>>> >> > to >>>> >> > uvc >>>> >> > device list. (i may be wrong), >>>> >> > >>>> >> > * Orange PI ONE has only one USB, so you will need to access the >>>> >> > device >>>> >> > remotely, >>>> >> > >>>> >> > * Grabbing the video can be done with V4l2 as usual, >>>> >> > >>>> >> > * I tested here a usb Labtec gspca camera which is VGA JPEG 30 FPS, >>>> >> > and >>>> >> > its >>>> >> > performance is about ~9 fps, that means USB camera tend to perform >>>> >> > below >>>> >> > specifications when not in Desktop, may be the usb bandwidth is a >>>> >> > constraint, >>>> >> > >>>> >> > * Original OPI camera is $ 5.90 while the one you pointed is $ 8.52 >>>> >> > plus >>>> >> > some usb cable and may need some wiring/soldering, >>>> >> > >>>> >> > * Logitec is out of question, i cannot get one for less than $ >>>> >> > 100.00. >>>> >> > And >>>> >> > considering spending $ 10.00 / 15.00 on a sbc board and another $ >>>> >> > 100.00 >>>> >> > is >>>> >> > only viable if you don't want to mess with software. >>>> >> > >>>> >> > * No tinkering, no learning and no solution for the upcoming >>>> >> > Allwinner >>>> >> > new >>>> >> > devices going this route. >>>> >> > >>>> >> > So, guys lets's get back to work, the fight is not over yet. >>>> >> > >>>> >> > @lex >>>> >> > >>>> >> > >>>> >> > On Friday, March 11, 2016 at 8:49:42 PM UTC-3, Jon Smirl wrote: >>>> >> >> >>>> >> >> [33718.237465] usb 2-5.1: new high-speed USB device number 12 >>>> >> >> using >>>> >> >> ehci-pci >>>> >> >> [33718.782014] usb 2-5.1: new high-speed USB device number 13 >>>> >> >> using >>>> >> >> ehci-pci >>>> >> >> [33719.121687] usb 2-5.1: New USB device found, idVendor=18e3, >>>> >> >> idProduct=5100 >>>> >> >> [33719.121692] usb 2-5.1: New USB device strings: Mfr=2, >>>> >> >> Product=1, >>>> >> >> SerialNumber=3 >>>> >> >> [33719.121696] usb 2-5.1: Product: USB 2.0 Camera >>>> >> >> [33719.121698] usb 2-5.1: Manufacturer: Sonix Technology Co., Ltd. >>>> >> >> [33719.121701] usb 2-5.1: SerialNumber: SN0001 >>>> >> >> [33719.122631] uvcvideo: Found UVC 1.00 device USB 2.0 Camera >>>> >> >> (18e3:5100) >>>> >> >> [33719.146885] uvcvideo: Unable to create debugfs 2-13 directory. >>>> >> >> [33719.147213] input: USB 2.0 Camera as >>>> >> >> >>>> >> >> /devices/pci0000:00/0000:00:1d.7/usb2/2-5/2-5.1/2-5.1:1.0/input/input15 >>>> >> >> jonsmirl@terra:/work/gm/linux-3.3-fa$ >>>> >> >> >>>> >> >> On Fri, Mar 11, 2016 at 6:26 PM, @lex <[email protected]> wrote: >>>> >> >> > Can you please tell me the idVendor and idProduct for this >>>> >> >> > camera? >>>> >> >> > >>>> >> >> > >>>> >> >> > On Friday, March 11, 2016 at 8:08:21 PM UTC-3, @lex wrote: >>>> >> >> >> >>>> >> >> >> Err... That was new to me. Without researching how do you grab >>>> >> >> >> video >>>> >> >> >> from >>>> >> >> >> this generic driver how good this camera performs? >>>> >> >> >> >>>> >> >> >> On Friday, March 11, 2016 at 7:52:17 PM UTC-3, Jon Smirl wrote: >>>> >> >> >>> >>>> >> >> >>> On Fri, Mar 11, 2016 at 4:42 PM, @lex <[email protected]> >>>> >> >> >>> wrote: >>>> >> >> >>> > Seems to be a nice camera, but that depends on your kernel >>>> >> >> >>> > version. >>>> >> >> >>> > There is no support for SN9C291 OV9712 on kernel v3.4.39. >>>> >> >> >>> > And no support on odroid-3.8.30 on my U3 also. >>>> >> >> >>> > Don't know about armbian legacy kernel version, but i don't >>>> >> >> >>> > expect >>>> >> >> >>> > there >>>> >> >> >>> > will be support also. >>>> >> >> >>> >>>> >> >> >>> The camera does not need a specific driver, it uses the >>>> >> >> >>> generic USB >>>> >> >> >>> Video driver. >>>> >> >> >>> It is like a USB mouse or keyboard, you don't need a specific >>>> >> >> >>> driver >>>> >> >> >>> for every different one. >>>> >> >> >>> >>>> >> >> >>> Drivers/Multimedia/Media USB/USB Video Class (UVC) >>>> >> >> >>> >>>> >> >> >>> Kconfig USB_VIDEO_CLASS >>>> >> >> >>> >>>> >> >> >>> This support dates way back to around 2.4 or so. Almost every >>>> >> >> >>> des > > -- > You received this message because you are subscribed to the Google Groups > "linux-sunxi" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. -- Jon Smirl [email protected] -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
