GUVCVIEW(1)

📦 version 2.1.0, in opensuse-leap 16.0

💅 GUVCVIEW(1) — the group-chat edition 🎀

okay so this is the manual page for guvcview, and it lives in the General Commands Manual section of the Unix world (GUVCVIEW(1), iykyk). buckle up bestie, we're learning video capture ✨

🌸 NAME 🌸

guvcview — a GTK+ base UVC Viewer. that's literally it, that's the whole name, and honestly? iconic. 👑

🦋 SYNOPSIS 🦋

guvcview

no cap, that's the whole thing. just run it. main character energy fr fr 💅

💖 DESCRIPTION 💖

So Guvcview is a simple GTK+ interface for capturing and viewing video from devices supported by the Linux UVC driver. 🎥

The way that it fully supports video4linux2 — so it should work with any driver that supports this API, including the gspca driver. obsessed. it just works, periodt. 🔥

🌈 USAGE 🌈

guvcview [options...]

you + your options + your webcam = the trio we didn't know we needed 🫶

✨ OPTION ✨

🎀 the basics (help me help you)

  • -?, --help — Print help options. your first stop, bestie 🙈
  • --help-all — Print all help options. all of them. the deluxe version 💖
  • --help-gtk — Print GTK+ options. for the GTK+ girlies specifically 🎀
  • --version — Print version number. gotta know which era of guvcview you're in ⭐

👑 Application options (the actual fun stuff)

  • -v, --verbose — Prints a lot of debug information. like, a lot. it's giving oversharer 💀
  • *-d, --device=VIDEO_DEVICE* — Video Device. default is /dev/video0 📹
  • -a, --add_ctrls — Exits after adding dynamic controls to the uvc driver. needs root/sudo — so yes, you're gonna need the big permissions for this one 🔐
  • -o, --control_only — Don't stream video, image controls only. sometimes you just wanna tweak the vibes, not watch anything ✨
  • -r, --capture_method=[1|2] — Capture method. 1 is mmap, and that's the default; 2 is read 🦋
  • *-g, --config=FILENAME* — Configuration File. gotta have a config file, it's called being organized 💅
  • -w, --hwd_acel=[1|0] — Hardware accelaration (yes, that's how the manpage spells it, we're keeping it exactly as-is, no notes):
  • *-f, --format=FORMAT* — Video input format. pick your fighter:
mjpg | jpeg | yuyv | yvyu | uyvy | yyuv | yu12 | yv12 | nv12 |
nv21 | nv16 | nv61 | y11p | grey | s501 | s505 | s508 | gbrg |
grbg | ba81 | rggb | bgr3 | rgb3 |
  • *-s, --size=WIDTHxHEIGHT* — Resolution. default: 640x480 📐
  • *-i, --image=FILENAME* — Image File. your pics go here 🍓
  • *-c, --cap_time=TIME* — Time elapsed between image captures. patience is a virtue, bestie ⏳
  • *-m, --npics=NUMPIC* — Number of images to capture. how many pics are we taking? 🔥
  • *-n, --video=FILENAME* — Video File (capture from start). roll camera, from the very beginning 🎬
  • *-t, --vid_time=TIME* — Video duration (in seconds). keep it short and sweet ⏱️
  • --exit_on_close — Exits guvcview after closing video. it knows when to leave the party, king behavior 👑
  • *-j, --skip=N_FRAMES* — Number of inital frames to skip (again, keeping their spelling, we don't touch the lore) 🙈
  • -p, --show_fps=[1|0] — Print FPS on video Window:
  • *-l, --profile=FILENAME* — Load profile. save your settings, live your truth 💾

💜 AUTHOR 💜

This manual page was written by Paulo Assis <pj.assis@gmail.com>, for the Debian GNU/Linux system (but may be used by others). shoutout Paulo, absolute legend 🫶

ngl bestie, that's genuinely the whole page — every flag, every default, every format, all accounted for. no cap. 💅

sign-off — this little time capsule is from Aug 2009, and it's still filed under GUVCVIEW(1). vintage but make it cute 🎀✨

📦 where this page comes from