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https://github.com/sipeed/LicheeRV-Nano-Build.git
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49 lines
622 B
Bash
Executable File
49 lines
622 B
Bash
Executable File
#!/bin/sh
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usage() {
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echo "usage: $0 input output"
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echo "output image must be logo.jpeg"
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exit 1
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}
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src=${1}
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dst=${2}
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rm -rf ${dst}
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if [ -z ${dst} ]
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then
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usage
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fi
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if [ ! -e ${src} ]
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then
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usage
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fi
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get_picture_w() {
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convert "${1}" -print "%w" /dev/null
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}
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get_picture_h() {
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convert "${1}" -print "%h" /dev/null
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}
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W=$(get_picture_w ${src})
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H=$(get_picture_h ${src})
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echo "picture w : ${W}"
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echo "picture h : ${H}"
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picturetoyuv420p() {
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ffmpeg -i ${1} -pix_fmt yuv420p ${2}
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}
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yuv420ptopicture() {
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ffmpeg -pix_fmt yuv420p -s ${3}x${4} -i ${1} ${2}
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}
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picturetoyuv420p $src $dst
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yuv420ptopicture $src $dst $W $H
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