On Sat, Mar 12, 2016 at 7:38 PM, jonsm...@gmail.com <jonsm...@gmail.com> wrote: > On Sat, Mar 12, 2016 at 7:37 PM, @lex <alex.mob...@gmail.com> 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.
Maybe this will work?... https://github.com/stulluk/FFmpeg-Cedrus > > >> >> >> 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 <rosi...@gmail.com> >>>>> 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 <alex....@gmail.com> 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 <alex....@gmail.com> 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 <alex....@gmail.com> >>>>> >> >> >>> 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 linux-sunxi+unsubscr...@googlegroups.com. >> For more options, visit https://groups.google.com/d/optout. > > > > -- > Jon Smirl > jonsm...@gmail.com -- Jon Smirl jonsm...@gmail.com -- 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 linux-sunxi+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.