am7xxx-play(1)

Usage

am7xxx-play [OPTIONS]

Overview

am7xxx-play(1) uses libavdevice, libavformat, libavcodec and libswscale to decode the input, encode it to jpeg and display it with libam7xxx.

Options

-d <index>: the device index (default is 0)

-f <input format>

the input device format

-i <input path>

the input path

-o <options>

a comma separated list of input format options

EXAMPLE:

-o draw_mouse=1,framerate=100,video_size=800x480

-s <scaling method>

the rescaling method (see swscale.h)

-u: upscale the image if smaller than the display dimensions

-F <format>

the image format to use (default is JPEG)

SUPPORTED FORMATS:

• 1 - JPEG

• 2 - NV12

-q <quality>: quality of jpeg sent to the device, between 1 and 100

-l <log level>

the verbosity level of libam7xxx output (0-5)

-p <power mode>

the power mode of device, between 0 (off) and 4 (turbo)

WARNING: Level 2 and greater require the master AND the slave connector to be plugged in.

-z <zoom mode>

the display zoom mode, between 0 (original) and 4 (tele)

-h: show the help message

Examples of use

am7xxx-play -f x11grab -i :0.0 -o video_size=800x480
am7xxx-play -f fbdev -i /dev/fb0
am7xxx-play -f video4linux2 -i /dev/video0 -o video_size=320x240,frame_rate=100 -u -q 90
am7xxx-play -i http://download.blender.org/peach/bigbuckbunny_movies/BigBuckBunny_640x360.m4v

Exit status

0

Success

!0

Failure (libam7xxx error; libav error)

Resources

Main web site: http://git.ao2.it/libam7xxx.git

Copying

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

Releases

5 releases since Debian 9 (Stretch); the text changed 3 times.