| Parameter | Beschreibung |
|---|
|
size | Initial image size. One of sqcif, qsif, qcif, sif, cif, vga
|
|
fps | Initial frames per second. Varies with model, useful range 5-30
|
|
fbufs | Number of internal frame buffers to reserve
|
|
mbufs | Number of external (mmap()ed) image buffers
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|
trace | For debugging purposes
|
|
power_save | Turn power save feature in camera on or off (Integerwert)
|
|
compression | Preferred compression quality. Range 0 (uncompressed) to 3 (high compression)
|
|
leds | LED on,off time in milliseconds (Integer Array, min=2, max=2)
|
|
dev_hint | Device node hints (String Array: min=2, max=2)
|
| Parameter | Beschreibung |
|---|
|
autobright | Sensor automatically changes brightness |
|
autogain | Sensor automatically changes gain |
|
autoexp | Sensor automatically changes exposure |
|
debug | Debug level: 0=none, 1=inits, 2=warning, 3=config, 4=functions, 5=max |
|
snapshot | Enable snapshot mode |
|
fix_rgb_offset | Fix vertical misalignment of red and blue at 640x480 |
|
force_rgb | Read RGB instead of BGR |
|
cams | Number of simultaneous cameras |
|
compress | Turn on compression |
|
testpat | Replace image with vertical bar testpattern (only partially working) |
|
dumppix | Dump raw pixel data |
|
led | LED policy (OV511+ or later). 0=off, 1=on (default), 2=auto (on when open) |
|
dump_bridge | Dump the bridge registers |
|
dump_sensor | Dump the sensor registers |
|
printph | Print frame start/end headers |
|
phy | Prediction range (horiz. Y) |
|
phuv | Prediction range (horiz. UV) |
|
pvy | Prediction range (vert. Y) |
|
pvuv | Prediction range (vert. UV) |
|
qhy | Quantization threshold (horiz. Y) |
|
qhuv | Quantization threshold (horiz. UV) |
|
qvy | Quantization threshold (vert. Y) |
|
qvuv | Quantization threshold (vert. UV) |
|
lightfreq | Light frequency. Set to 50 or 60 Hz, or zero for default settings |
|
bandingfilter | Enable banding filter (to reduce effects of fluorescent lighting) |
|
clockdiv | Force pixel clock divisor to a specific value |
|
packetsize | Force a specific isoc packet size |
|
framedrop | Force a specific frame drop register setting |
|
fastset | Allows picture settings to take effect immediately |
|
force_palette | Force the palette to a specific value |
|
backlight | For objects that are lit from behind |
|
unit_video | (min=1, max=16) Force use of specific minor number(s). 0 is not allowed. |
|
remove_zeros | Remove zero-padding from uncompressed incoming data |
|
mirror | Reverse image horizontally |
|
ov518_color | Enable OV518 color (experimental) |