Raspberry Pi change - Camera

Commonly used commands:
# two seconds (time in milliseconds) delay after take a picture, and save it as image.jpg
raspistill 2000 -o -t image.jpg

# Take a photo with the custom size.
2000 -o -t -w image.jpg raspistill 640 -H 480

# degrade the image quality, to reduce the file size
raspistill -t -o image.jpg -q. 5 2000

# forcibly make the preview window 100, 100 in the position coordinates, and having a width of 300 and 200 pixels high.
-t -p 2000 -o image.jpg raspistill 100,100,300,200

# Disable the preview window
raspistill image.jpg -n -o -t 2000

# to save the image as a PNG file (lossless compression format, but slower than JPEG). Note that when selecting an image encoding, the file extension will be ignored.
raspistill -t 2000 -o image.png -e png

add EXIF information to the JPEG file #. This command will put the name of the label is set to Dreamcolor, GPS altitude of 123.5 meters.
-t -o image.jpg the -X-2000 raspistill IFD0.Artist Dreamcolor the -X-GPS.GPSAltitude = = 1235/10

# is provided a relief image effects style
raspistill -t 2000 -o image.jpg -ifx emboss

Set # YUV image U and V channels to the specified value (128: 128 is a black and white image)
raspistill -t -o image.jpg -CFX 2000 128: 128

# displays only two seconds preview image without saving the image.
raspistill -t 2000

time interval acquired image #, 10 minutes (10 minutes = 600,000 milliseconds), the one acquired every 10 seconds, and was named form image_number_1_today.jpg, image_number_2_today.jpg ... the.
10000 600000 -tl -o -t raspistill image_num_% d_today.jpg

# obtain a photo and send it to the standard output device
raspistill -o -t 2000 -

# get a picture and save it as a file
raspistill -t 2000 -o -> my_file.jpg
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Original link: https: //blog.csdn.net/lionelluthor/article/details/52280844