convert input y4m file to 3 different YUV formats - YUV420, YUV422, YUV444

convert_y4m_to_yuv.sh

#!/bin/bash

if [[ $#>0 ]]
then
    INPUT_FILE_NAME=$1
else
    exit
fi

FILE_NAME=`sed 's/\.y4m$//' <<< ${INPUT_FILE_NAME}`

YUV420FILE=${FILE_NAME}_420.yuv
YUV422FILE=${FILE_NAME}_422.yuv
YUV444FILE=${FILE_NAME}_444.yuv

avconv -i ${INPUT_FILE_NAME} -pix_fmt yuv420p ${YUV420FILE}
avconv -i ${INPUT_FILE_NAME} -pix_fmt yuv422p ${YUV422FILE}
avconv -i ${INPUT_FILE_NAME} -pix_fmt yuv444p ${YUV444FILE}

# play results
#SIZE="1920x1080"
#avplay -video_size ${SIZE} -pixel_format yuv420p ${YUV420FILE}
#avplay -video_size ${SIZE} -pixel_format yuv422p ${YUV422FILE}
#avplay -video_size ${SIZE} -pixel_format yuv444p ${YUV444FILE}