SYNOPSISvidcat [-h?blgV] [-d <device>] [-f jpeg|ppm|png] [-i tv|comp1|com1|s-video] [-n pal|ntsc|secam] [-q <1..100>] [-s WIDTHxHEIGHT] [-o <file>]
DESCRIPTIONvidcat captures a frame from a video4linux device and writes the result to the standard output device. With the following options you can define output format, size etc..
- -d device
- Use an alternate v4l device, '/dev/video' is the default device.
- This applies only to PPM output. With this option the PPM ouput is written in binary mode.
- -f ppm|jpeg|png|yuv4mpeg
- Define the file format to use for the output stream. The default is "jpeg".
- Use greyscale instead of RGB24 for the output data.
- -i tv|comp1|comp2|s-video
- Set the input channel to use. The default value is none, which means the preset of the device is used.
- Loops until CTRL+C is pressed. This is the default for the YUV4MPEG output.
- -n pal|ntsc|secam
- Select the input norm for the grabbing device. The default value is none.
- -o file
- Use the named file for output instead of standard out.
- -p c|g|y|Y
- Set the palette to use: c = RGB24, g=GREY, y=YUV420P, Y=YUV422P.
- -q 1..100
- Set the quality for JPEG output. The value could be a number between 1 and 100. The default value is 80.
- -s WIDTHxHEIGHT
- Define the size of the output frame in pixels. The default setting is 320x240.
- Show version number and exit.
VIDCAT is published under the GNU General Public License