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rajhlinux

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Aug 7th, 2022
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  1. $ v4l2-ctl --all --device /dev/video0:
  2.  
  3. Driver Info:
  4. Driver name : uvcvideo
  5. Card type : USB3.0 HD Video Capture: USB3.0
  6. Bus info : usb-0000:04:00.0-2
  7. Driver version : 5.18.12
  8. Capabilities : 0x84a00001
  9. Video Capture
  10. Metadata Capture
  11. Streaming
  12. Extended Pix Format
  13. Device Capabilities
  14. Device Caps : 0x04200001
  15. Video Capture
  16. Streaming
  17. Extended Pix Format
  18. Media Driver Info:
  19. Driver name : uvcvideo
  20. Model : USB3.0 HD Video Capture: USB3.0
  21. Serial : HU123450
  22. Bus info : usb-0000:04:00.0-2
  23. Media version : 5.18.12
  24. Hardware revision: 0x00000328 (808)
  25. Driver version : 5.18.12
  26. Interface Info:
  27. ID : 0x03000002
  28. Type : V4L Video
  29. Entity Info:
  30. ID : 0x00000001 (1)
  31. Name : USB3.0 HD Video Capture: USB3.0
  32. Function : V4L2 I/O
  33. Flags : default
  34. Pad 0x01000007 : 0: Sink
  35. Link 0x02000010: from remote pad 0x100000a of entity 'Processing 3' (Video Pixel Formatter): Data, Enabled, Immutable
  36. Priority: 2
  37. Video input : 0 (Camera 1: ok)
  38. Format Video Capture:
  39. Width/Height : 1920/1080
  40. Pixel Format : 'MJPG' (Motion-JPEG)
  41. Field : None
  42. Bytes per Line : 0
  43. Size Image : 2073600 [Megapixels: 2.1 MP (2,073,600 pixels)]
  44. Colorspace : sRGB
  45. Transfer Function : Rec. 709
  46. YCbCr/HSV Encoding: ITU-R 601
  47. Quantization : Default (maps to Full Range)
  48. Flags :
  49. Crop Capability Video Capture:
  50. Bounds : Left 0, Top 0, Width 1920, Height 1080
  51. Default : Left 0, Top 0, Width 1920, Height 1080
  52. Pixel Aspect: 1/1
  53. Selection Video Capture: crop_default, Left 0, Top 0, Width 1920, Height 1080, Flags:
  54. Selection Video Capture: crop_bounds, Left 0, Top 0, Width 1920, Height 1080, Flags:
  55. Streaming Parameters Video Capture:
  56. Capabilities : timeperframe
  57. Frames per second: 60.000 (60/1)
  58. Read buffers : 0
  59.  
  60.  
  61.  
  62. $v4l2-ctl --list-formats-ext
  63.  
  64. ioctl: VIDIOC_ENUM_FMT
  65. Type: Video Capture
  66.  
  67. [0]: 'MJPG' (Motion-JPEG, compressed)
  68. Size: Discrete 1920x1080
  69. Interval: Discrete 0.017s (60.000 fps)
  70. Interval: Discrete 0.033s (30.000 fps)
  71. Size: Discrete 1280x720
  72. Interval: Discrete 0.017s (60.000 fps)
  73. Interval: Discrete 0.033s (30.000 fps)
  74. Size: Discrete 960x540
  75. Interval: Discrete 0.017s (60.000 fps)
  76. Interval: Discrete 0.033s (30.000 fps)
  77. Size: Discrete 800x450
  78. Interval: Discrete 0.017s (60.000 fps)
  79. Interval: Discrete 0.033s (30.000 fps)
  80. Size: Discrete 640x360
  81. Interval: Discrete 0.017s (60.000 fps)
  82. Interval: Discrete 0.033s (30.000 fps)
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