d8757a6bcf
Fix some issues and update license to apache. - Fails to open the video driver. - Change format from YUV422 to RGB565, and add captured image output to LCD. - An application cannot exit by infinite loop. - In video-only mode without capturing still images, do not allocate capture memory for still images to reduce the memory usage.
43 lines
1.2 KiB
Markdown
43 lines
1.2 KiB
Markdown
# Examples / `camera` Camera Snapshot
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This sample is implemented as `camera` command on NuttX Shell. The synopsys of
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the command is as below.
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```
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nsh> camera ([-jpg]) ([capture num])
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-jpg : this option is set for storing JPEG file into a strage.
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: If this option isn't set capturing raw RGB565 data in a file.
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: raw RGB565 is default.
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capture num : this option instructs number of taking pictures.
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: 10 is default.
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```
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Storage will be selected automatically based on the available storage option.
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Execution example:
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```
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nsh> camera
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nximage_listener: Connected
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nximage_initialize: Screen resolution (320,240)
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Take 10 pictures as RGB file in /mnt/sd0 after 5 seconds.
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After finishing taking pictures, this app will be finished after 10 seconds.
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Expier time is pasted.
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Start capturing...
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FILENAME:/mnt/sd0/VIDEO001.RGB
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FILENAME:/mnt/sd0/VIDEO002.RGB
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FILENAME:/mnt/sd0/VIDEO003.RGB
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FILENAME:/mnt/sd0/VIDEO004.RGB
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FILENAME:/mnt/sd0/VIDEO005.RGB
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FILENAME:/mnt/sd0/VIDEO006.RGB
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FILENAME:/mnt/sd0/VIDEO007.RGB
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FILENAME:/mnt/sd0/VIDEO008.RGB
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FILENAME:/mnt/sd0/VIDEO009.RGB
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FILENAME:/mnt/sd0/VIDEO010.RGB
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Finished capturing...
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Expier time is pasted.
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nximage_listener: Lost server connection: 117
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```
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