I see. Thanks for being pedantic. I think we need another thread :) because this one overflow mobile gmail client again.
вс, 12 февр. 2023 г., 15:17 Terje J. Hanssen <[email protected]>: > > > Den 11.02.2023 23:18, skrev Terje J. Hanssen: > > > > Den 09.02.2023 01:34, skrev Andrew Randrianasulu: > > > > чт, 9 февр. 2023 г., 03:14 Terje J. Hanssen <[email protected]>: > >> >> >> Den 08.02.2023 23:16, skrev Andrew Randrianasulu: >> >> >> >> чт, 9 февр. 2023 г., 01:13 Terje J. Hanssen <[email protected]>: >> >>> >>> >>> Den 08.02.2023 22:47, skrev Andrew Randrianasulu: >>> >>> >>> >>> чт, 9 февр. 2023 г., 00:38 Terje J. Hanssen <[email protected]>: >>> >>>> >>>> >>>> Den 08.02.2023 19:15, skrev Andrew Randrianasulu: >>>> >>>> >>>> >>>> ср, 8 февр. 2023 г., 20:53 Terje J. Hanssen <[email protected]>: >>>> >>>>> >>>>> >>>>> Den 08.02.2023 16:45, skrev Terje J. Hanssen: >>>>> >>>>> >>>>> >>>>> Den 08.02.2023 15:34, skrev Andrew Randrianasulu: >>>>> >>>>> >>>>> >>>>> ср, 8 февр. 2023 г., 17:16 Terje J. Hanssen <[email protected]>: >>>>> >>>>>> >>>>>> >>>>>> Den 08.02.2023 14:21, skrev Andrew Randrianasulu: >>>>>> >>>>>> >>>>>> >>>>>> ср, 8 февр. 2023 г., 14:47 Terje J. Hanssen <[email protected] >>>>>> >: >>>>>> >>>>>>> >>>>>>> >>>>>>> Den 08.02.2023 02:38, skrev Andrew Randrianasulu: >>>>>>> >>>>>>> >>>>>>> >>>>>>> ср, 8 февр. 2023 г., 04:08 Terje J. Hanssen <[email protected] >>>>>>> >: >>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> Den 08.02.2023 00:52, skrev Andrew Randrianasulu: >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> ср, 8 февр. 2023 г., 01:35 Terje J. Hanssen via Cin < >>>>>>>> [email protected]>: >>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> Den 02.02.2023 01:46, skrev Terje J. Hanssen: >>>>>>>>> >>>>>>>>> ....... >>>>>>>>> >>>>>>>>> >>>>>>>>> but I prepare myself to test and use one method left with regards >>>>>>>>> to "Personal Video Archiving". >>>>>>>>> >>>>>>>>> Therefore I have ordered two selected, inexpensive devices (the >>>>>>>>> urls here are just for English language): >>>>>>>>> >>>>>>>>> 1) Capture Card USB HDMI 4K to 1080P USB-C adapter (Speedy USB >>>>>>>>> 3.2/3.1/3.0, 60 Hz and 1080p FHD.) >>>>>>>>> >>>>>>>>> https://www.turascandinavia.com/en/products/computer/microphone-webcam/webcams/74257 >>>>>>>>> >>>>>>>>> - Fluid video recordings without delays or distortions during >>>>>>>>> live streaming >>>>>>>>> - Linux not mentioned, but assumed this is a standard >>>>>>>>> supported UVC. OBS and VLC is mentioned. >>>>>>>>> >>>>>>>>> >>>>>>>>> Then the first item, Hama Video Recording Stick, HDMI 4k - USB3.x >>>>>>>>> is received. It promises: >>>>>>>>> "Fluid video recordings without delays or distortions during live >>>>>>>>> streaming, thanks to a picture frequency of 60 Hz and 1080p with Full >>>>>>>>> HD. >>>>>>>>> Transform high-quality video cameras into a high-resolution USB web >>>>>>>>> camera". >>>>>>>>> >>>>>>>>> I have done a quick, first test using my Sony HDR-FX7E camera. >>>>>>>>> This is a HDV 1080i camcorder with MPEG-2 video compression at 25 >>>>>>>>> mbps on >>>>>>>>> tape 1440x1080, 50i25fps, 4:2:0 and MP2 stereo audio. Currently it's >>>>>>>>> cassette deck is broken and needs repair service. >>>>>>>>> >>>>>>>>> But according to Steve Mullen's V1 and FX7 handbook (not mentioned >>>>>>>>> in the manual): >>>>>>>>> >>>>>>>>> 1. When the camera is operating, the EIP (Enhanced Image >>>>>>>>> Processor) generates uncompressed 1440x1080i with a 4:2:2 color >>>>>>>>> space. Digital >>>>>>>>> 4:2:2 data are output via the HDMI port while 4:2:2 analog is output >>>>>>>>> via >>>>>>>>> component-out. Therefore, you can record 4:2:2 live HD video from the >>>>>>>>> camera without MPEG-2 compression. V1 and FX7 provide an HDMI output >>>>>>>>> port >>>>>>>>> that carries uncompressed 4:2:2, 8-bit, digital video plus >>>>>>>>> dual-channel, >>>>>>>>> PCM, 16-bit, 48kHz audio When the camera is running. >>>>>>>>> >>>>>>>>> 2. If you are playing a 1080i50 or 1080i60 HDV tape. The 4:2:0 >>>>>>>>> MPEG-2 is decoded and chroma up-scaled to a 4:2:2. The HDMI >>>>>>>>> chip downscales 1440 to 1280 while it up-scales 540 to 720. The >>>>>>>>> result is 720p50 or 720p60, which is output via HDMI. >>>>>>>>> >>>>>>>>> That is, I have tested section 1 now, but see now that I didn't >>>>>>>>> test 1440x1080 resolution. The only resolution I got to work at 25 >>>>>>>>> fps was >>>>>>>>> 720x576 (SD), while HD 1280x720 and FHD 1920x1080 were set down to 10 >>>>>>>>> fps >>>>>>>>> and 5 fps respectively by the driver and caused jumpy playback. >>>>>>>>> >>>>>>>> >>>>>>>> Did you tried to force specific format (uncompressed) before -i >>>>>>>> parameter for ffmpeg? >>>>>>>> >>>>>>>> >>>>>>>> Just "-framerate 25 -video_size 1920x1080" before -i as repeated in >>>>>>>> the code as follows, where I tested to encode to uncompressed v210 >>>>>>>> instead >>>>>>>> of ffv1, but with no change with regards to low 5 fps: >>>>>>>> >>>>>>>> ffmpeg -hide_banner -f v4l2 -framerate 25 -video_size 1920x1080 -i >>>>>>>> /dev/video0 -codec:v v210 -codec:a pcm_s16le -f matroska >>>>>>>> 1920x1080_v210.mkv >>>>>>>> [video4linux2,v4l2 @ 0x55944900e0c0] The driver changed the time >>>>>>>> per frame from 1/25 to 1/5 >>>>>>>> >>>>>>>> I also read a related issue and reply to this post at Superuser, >>>>>>>> where 1920x1080 was not supported on the webcam. >>>>>>>> >>>>>>>> https://superuser.com/questions/1449252/ffmpeg-captures-from-uvc-dev-video0-in-any-resolution-except-for-1920x1080 >>>>>>>> >>>>>>>> Also look out for usb2 vs usb3 ports? Shouldn't capture device hang >>>>>>>> on bus 002 (usb 3.0) root hub, instead of bus 001 (usb 2.0 root hub), >>>>>>>> from >>>>>>>> lsusb below? >>>>>>>> >>>>>>>> >>>>>>>> This may well work better. I have to admit that I have never >>>>>>>> studied the difference between shared usb buses. My thought was to try >>>>>>>> to >>>>>>>> change the connected usb devices, but tested first the only free usb3 >>>>>>>> port >>>>>>>> (blue) on the add-on frontpanel of the workstation. The other two usb3 >>>>>>>> ports are on the backpanel and are used for the Asus blu-ray burner >>>>>>>> and 8TB >>>>>>>> Seagate expansion video disc. >>>>>>>> >>>>>>>> The other usb ports on both panels are usb2 ports, whereof two for >>>>>>>> the wireless keyboard and mouse on the fronpanel. What I possibly >>>>>>>> already >>>>>>>> have mentioned before, is that sometimes if I connect a usb(2) device >>>>>>>> or >>>>>>>> memory to the usb3 port on the frontpanel, this cause hang on the >>>>>>>> keyboard >>>>>>>> or mouse. But this didn't happend this time with the USB3 capture >>>>>>>> stick. >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>>> Someone here that have suggestion to possibly modified syntax or >>>>>>>>> can verify that the driver doesn't manage this? >>>>>>>>> >>>>>>>>> Another (setup) problem, there was no audio recorded or heard >>>>>>>>> during playback!? >>>>>>>>> >>>>>>>>> In the following I list the test command syntax I've collectedf >>>>>>>>> and tried with shortened output (yet long): >>>>>>>>> To explain, I have also another USB 2.0 Webcam connected, beside >>>>>>>>> the new HDMI-USB3 Videstick. >>>>>>>>> >>>>>>>>> Verify the devices, drivers and formats: >>>>>>>>> --------------------------------------- >>>>>>>>> dmesg | tail >>>>>>>>> [22706.060759] perf: interrupt took too long (2521 > 2500), >>>>>>>>> lowering kernel.perf_event_max_sample_rate to 79250 >>>>>>>>> [32105.561575] perf: interrupt took too long (3158 > 3151), >>>>>>>>> lowering kernel.perf_event_max_sample_rate to 63250 >>>>>>>>> [40586.477420] usb 1-5: USB disconnect, device number 2 >>>>>>>>> [40599.099612] usb 1-5: new high-speed USB device number 5 using >>>>>>>>> xhci_hcd >>>>>>>>> [40599.250960] usb 1-5: New USB device found, idVendor=534d, >>>>>>>>> idProduct=2109, bcdDevice=21.00 >>>>>>>>> [40599.250972] usb 1-5: New USB device strings: Mfr=1, Product=2, >>>>>>>>> SerialNumber=0 >>>>>>>>> [40599.250978] usb 1-5: Product: USB Video >>>>>>>>> [40599.250984] usb 1-5: Manufacturer: MACROSILICON >>>>>>>>> [40599.252310] usb 1-5: Found UVC 1.00 device USB Video (534d:2109) >>>>>>>>> [40599.256234] hid-generic 0003:534D:2109.0006: hiddev96,hidraw0: >>>>>>>>> USB HID v1.10 Device [MACROSILICON USB Video] on >>>>>>>>> usb-0000:00:14.0-5/input4 >>>>>>>>> ----------------------------- >>>>>>>>> >>>>>>>>> lsusb >>>>>>>>> Bus 002 Device 003: ID 05e3:0732 Genesys Logic, Inc. All-in-One >>>>>>>>> Cardreader >>>>>>>>> Bus 002 Device 002: ID 0bc2:2038 Seagate RSS LLC Expansion HDD >>>>>>>>> Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub >>>>>>>>> Bus 001 Device 003: ID 046d:c534 Logitech, Inc. Unifying Receiver >>>>>>>>> Bus 001 Device 005: ID 534d:2109 MacroSilicon USB Video >>>>>>>>> Bus 001 Device 004: ID 0c45:6340 Microdia Camera >>>>>>>>> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >>>>>>>>> >>>>>>>>> >>>>>>>>> udevadm info /dev/video* | egrep 'DEVNAME|ID_V4L_PRODUCT' >>>>>>>>> E: DEVNAME=/dev/video0 >>>>>>>>> E: ID_V4L_PRODUCT=USB Video: USB Video >>>>>>>>> E: DEVNAME=/dev/video1 >>>>>>>>> E: ID_V4L_PRODUCT=USB Video: USB Video >>>>>>>>> E: DEVNAME=/dev/video2 >>>>>>>>> E: ID_V4L_PRODUCT=USB 2.0 Camera: HD 720P Webcam >>>>>>>>> E: DEVNAME=/dev/video3 >>>>>>>>> E: ID_V4L_PRODUCT=USB 2.0 Camera: HD 720P Webcam >>>>>>>>> >>>>>>>>> lsusb | egrep 'Video|Camera' >>>>>>>>> Bus 001 Device 005: ID 534d:2109 MacroSilicon USB Video >>>>>>>>> Bus 001 Device 004: ID 0c45:6340 Microdia Camera >>>>>>>>> >>>>>>>>> -------------------- >>>>>>>>> >>>>>>>>> ll /dev/video* >>>>>>>>> crw-rw----+ 1 root video 81, 0 feb. 7 20:22 /dev/video0 >>>>>>>>> crw-rw----+ 1 root video 81, 1 feb. 7 20:22 /dev/video1 >>>>>>>>> crw-rw----+ 1 root video 81, 2 feb. 7 09:05 /dev/video2 >>>>>>>>> crw-rw----+ 1 root video 81, 3 feb. 7 09:05 /dev/video3 >>>>>>>>> >>>>>>>>> ----------------------- >>>>>>>>> >>>>>>>>> v4l2-ctl --list-devices >>>>>>>>> USB 2.0 Camera: HD 720P Webcam (usb-0000:00:14.0-11): >>>>>>>>> /dev/video2 >>>>>>>>> /dev/video3 >>>>>>>>> >>>>>>>>> USB Video: USB Video (usb-0000:00:14.0-5): >>>>>>>>> /dev/video0 >>>>>>>>> /dev/video1 >>>>>>>>> >>>>>>>>> ------------------------- >>>>>>>>> >>>>>>>>> ffmpeg -f v4l2 -list_formats all -i /dev/video0 >>>>>>>>> ffmpeg -hide_banner -f v4l2 -list_formats all -i /dev/video0 >>>>>>>>> [video4linux2,v4l2 @ 0x556cf63570c0] Compressed: mjpeg >>>>>>>>> : Motion-JPEG : 1920x1080 1600x1200 1360x768 1280x1024 >>>>>>>>> 1280x960 >>>>>>>>> 1280x720 1024x768 800x600 720x576 720x480 640x480 >>>>>>>>> [video4linux2,v4l2 @ 0x556cf63570c0] Raw : yuyv422 >>>>>>>>> : YUYV 4:2:2 : 1920x1080 1600x1200 1360x768 1280x1024 >>>>>>>>> 1280x960 >>>>>>>>> 1280x720 1024x768 800x600 720x576 720x480 640x480 >>>>>>>>> /dev/video0: Immediate exit requested >>>>>>>>> >>>>>>>>> ffmpeg -hide_banner -f v4l2 -list_formats all -i /dev/video1 >>>>>>>>> [video4linux2,v4l2 @ 0x5560c0bc70c0] ioctl(VIDIOC_G_INPUT): >>>>>>>>> Inappropriate ioctl for device >>>>>>>>> /dev/video1: Inappropriate ioctl for device >>>>>>>>> ---------------- >>>>>>>>> >>>>>>>>> v4l2-ctl --all >>>>>>>>> Driver Info (not using libv4l2): >>>>>>>>> Driver name : uvcvideo >>>>>>>>> Card type : USB Video: USB Video >>>>>>>>> Bus info : usb-0000:00:14.0-5 >>>>>>>>> Driver version: 5.14.21 >>>>>>>>> Capabilities : 0x84A00001 >>>>>>>>> Video Capture >>>>>>>>> Metadata 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 : 1920/1080 >>>>>>>>> Pixel Format : 'MJPG' >>>>>>>>> Field : None >>>>>>>>> Bytes per Line : 0 >>>>>>>>> Size Image : 4147200 >>>>>>>>> Colorspace : sRGB >>>>>>>>> Transfer Function : Rec. 709 >>>>>>>>> YCbCr/HSV Encoding: ITU-R 601 >>>>>>>>> Quantization : Default (maps to Full Range) >>>>>>>>> Flags : >>>>>>>>> Crop Capability Video Capture: >>>>>>>>> Bounds : Left 0, Top 0, Width 1920, Height 1080 >>>>>>>>> Default : Left 0, Top 0, Width 1920, Height 1080 >>>>>>>>> Pixel Aspect: 1/1 >>>>>>>>> Selection: crop_default, Left 0, Top 0, Width 1920, Height 1080 >>>>>>>>> Selection: crop_bounds, Left 0, Top 0, Width 1920, Height 1080 >>>>>>>>> Streaming Parameters Video Capture: >>>>>>>>> Capabilities : timeperframe >>>>>>>>> Frames per second: 30.000 (30/1) >>>>>>>>> Read buffers : 0 >>>>>>>>> brightness 0x00980900 (int) : min=-128 >>>>>>>>> max=127 step=1 default=-11 value=-11 >>>>>>>>> contrast 0x00980901 (int) : min=0 >>>>>>>>> max=255 step=1 default=148 value=148 >>>>>>>>> saturation 0x00980902 (int) : min=0 >>>>>>>>> max=255 step=1 default=180 value=180 >>>>>>>>> hue 0x00980903 (int) : min=-128 >>>>>>>>> max=127 step=1 default=0 value=0 >>>>>>>>> >>>>>>>>> ----------------- >>>>>>>>> >>>>>>>>> v4l2-ctl --list-formats-ext >>>>>>>>> ioctl: VIDIOC_ENUM_FMT >>>>>>>>> Index : 0 >>>>>>>>> Type : Video Capture >>>>>>>>> Pixel Format: 'MJPG' (compressed) >>>>>>>>> Name : Motion-JPEG >>>>>>>>> Size: Discrete 1920x1080 >>>>>>>>> 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 0.100s (10.000 fps) >>>>>>>>> ......... >>>>>>>>> Size: Discrete 1280x720 >>>>>>>>> Interval: Discrete 0.017s (60.000 fps) >>>>>>>>> Interval: Discrete 0.020s (50.000 fps) >>>>>>>>> Interval: Discrete 0.033s (30.000 fps) >>>>>>>>> Interval: Discrete 0.050s (20.000 fps) >>>>>>>>> Interval: Discrete 0.100s (10.000 fps) >>>>>>>>> ...... >>>>>>>>> Size: Discrete 720x576 >>>>>>>>> Interval: Discrete 0.017s (60.000 fps) >>>>>>>>> Interval: Discrete 0.020s (50.000 fps) >>>>>>>>> Interval: Discrete 0.033s (30.000 fps) >>>>>>>>> Interval: Discrete 0.050s (20.000 fps) >>>>>>>>> Interval: Discrete 0.100s (10.000 fps) >>>>>>>>> >>>>>>>> >>>>>>> >>>>>>> well, it seems we know by now why this device was ...unexpensive. >>>>>>> >>>>>>> >>>>>>> Yes, I have a "90-days open order" and will start to search for >>>>>>> another, better UVC video capture device. >>>>>>> The problem is the lack of definitive specifications, compared with >>>>>>> my proprietary BMD devices. >>>>>>> >>>>>>> >>>>>>> it really seems to report only 5-10 fps at fullHD uncompresed, >>>>>>> anything bigger is mjpeg ... >>>>>>> >>>>>>> >>>>>>> Type : Video Capture >>>>>>> Pixel Format: 'YUYV' >>>>>>> Name : YUYV 4:2:2 >>>>>>> Size: Discrete 1920x1080 >>>>>>> Interval: Discrete 0.200s (5.000 fps) >>>>>>> >>>>>>> This can absolutely not be what they promote as: >>>>>>> "Fluid video recordings without delays or distortions during live >>>>>>> streaming, thanks to a picture frequency of 60 Hz and 1080p with Full >>>>>>> HD". >>>>>>> >>>>>>> >>>>>>> >>>>>>> https://superuser.com/questions/1449252/ffmpeg-captures-from-uvc-dev-video0-in-any-resolution-except-for-1920x1080 >>>>>>> >>>>>>> >>>>>>> I also tried that link's suggested syntax >>>>>>> >>>>>>> ffmpeg -y -t 15 -f video4linux2 -video_size 1920x1080 -input_format >>>>>>> nv12 -timestamps abs -use_libv4l2 1 -i /dev/video0 out.mov >>>>>>> >>>>>>> but it didn't work for me, just quitted ffmpeg with >>>>>>> >>>>>>> Unrecognized option 'timestamps'. >>>>>>> Error splitting the argument list: Option not found >>>>>>> >>>>>>> Looking at ffmpeg man pages at https://manpages.org/ffmpeg/1 there >>>>>>> also is a similar video4linux2 syntax example >>>>>>> >>>>>>> Grab and record the input of a video4linux2 device, leave the frame >>>>>>> rate and size as previously set: >>>>>>> ffmpeg -f video4linux2 -input_format mjpeg -i /dev/video0 out.mpeg >>>>>>> >>>>>>> >>>>>>> - video_size >>>>>>> - Set the video frame size. The argument must be a string in >>>>>>> the form WIDTHxHEIGHT or a valid size abbreviation. >>>>>>> - pixel_format >>>>>>> - Select the pixel format (only valid for raw video input). >>>>>>> - input_format >>>>>>> - Set the preferred pixel format (for raw video) or a codec >>>>>>> name. This option allows one to select the input format, when >>>>>>> several are >>>>>>> available. >>>>>>> >>>>>>> But what should be set as input_format in this case? >>>>>>> >>>>>>> >>>>>> YUYV ? (lowercase) >>>>>> >>>>>> >>>>>> ffmpeg -hide_banner -f video4linux2 -input_format yuyv -i /dev/video0 >>>>>> out.mkv >>>>>> [video4linux2,v4l2 @ 0x55b25017e0c0] No such input format: yuyv. >>>>>> /dev/video0: Invalid argument >>>>>> >>>>> >>>>> :( >>>>> >>>>> >>>>> Yes, 'yuyv422' at least not returned any errors, but just verified 5 >>>>> fps from the encoded file >>>>> >>>>> ffmpeg -hide_banner -f video4linux2 -input_format yuyv422 -i >>>>> /dev/video0 out.mkv >>>>> >>>>> ffprobe -hide_banner out.mkv >>>>> Input #0, matroska,webm, from 'out.mkv': >>>>> Metadata: >>>>> ENCODER : Lavf58.76.100 >>>>> Duration: 00:00:12.40, start: 0.000000, bitrate: 2 kb/s >>>>> Stream #0:0: Video: vp9 (Profile 1), yuv422p(tv, progressive), >>>>> 1920x1080, 5 fps, 5 tbr, 1k tbn, 1k tbc (default) >>>>> Metadata: >>>>> ENCODER : Lavc58.134.100 libvpx-vp9 >>>>> DURATION : 00:00:12.400000000 >>>>> >>>>> Any idea why the audio:0kB from '-codec:a pcm_s16le' disappeared in >>>>> the encoded files? >>>>> >>>>> inxi -GA >>>>> Graphics: Device-1: NVIDIA GK208B [GeForce GT 730] driver: nouveau v: >>>>> kernel >>>>> Device-2: Microdia Camera type: USB driver: >>>>> snd-usb-audio,uvcvideo >>>>> Device-3: MacroSilicon USB Video type: USB driver: >>>>> hid-generic,snd-usb-audio,usbhid,uvcvideo >>>>> Display: server: SUSE LINUX 1.20.3 driver: loaded: nouveau >>>>> unloaded: fbdev,modesetting,vesa >>>>> resolution: 2560x1440~60Hz >>>>> OpenGL: renderer: llvmpipe (LLVM 11.0.1 256 bits) v: 4.5 >>>>> Mesa 21.2.4 >>>>> Audio: Device-1: Intel 100 Series/C230 Series Family HD Audio >>>>> driver: snd_hda_intel >>>>> Device-2: NVIDIA GK208 HDMI/DP Audio driver: snd_hda_intel >>>>> Device-3: Microdia Camera type: USB driver: >>>>> snd-usb-audio,uvcvideo >>>>> Device-4: MacroSilicon USB Video type: USB driver: >>>>> hid-generic,snd-usb-audio,usbhid,uvcvideo >>>>> Sound Server-1: ALSA v: k5.14.21-150400.24.41-default >>>>> running: yes >>>>> Sound Server-2: PulseAudio v: 15.0 running: yes >>>>> Sound Server-3: PipeWire v: 0.3.49 running: yes >>>>> >>>> >>>> >>>> I think for audio you need few more alsa switches: >>>> >>>> >>>> https://askubuntu.com/questions/1451630/hdmi-capture-card-macrosilicon-ms2109-missing-audio-device-on-ubuntu-22-04 >>>> >>>> >>>> something like this but find/use your own alsa device :) >>>> >>>> >>>> What I feel unused to is the need to set ffmpeg code both Audio and >>>> Video input format and input device respectively. >>>> A couple of syntax examples for audio found: >>>> >>>> ffmpeg \ >>>> >>>> -f alsa -ac 2 -i hw:CARD=HDMI,DEV=0 >>>> https://trac.ffmpeg.org/wiki/Capture/V4L2_ALSA >>>> >>>> -f pulse -ac 2 -i default >>>> >>>> https://dev.to/ethand91/how-to-record-webcam-video-and-audio-using-ffmpeg-419c >>>> >>>> Suggestions here what to use from the listing below? >>>> >>> >>> >>>
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