playfile.sh

[root@kindle root]# cat /mnt/us/extensions/sox/playfile.sh
#!/bin/sh
# script to play a local file on pw4

# first get soxi data from file to be played
export LD_LIBRARY_PATH=/mnt/us/extensions/sox/library:$LD_LIBRARY_PATH
/mnt/us/extensions/sox/soxi "$1" >/var/tmp/soxidata.txt

# now to parse necessary information
Chan=$(awk -F: '/Channels/ {gsub(" ","");print $2}' /var/tmp/soxidata.txt)
echo "Chan=$Chan"

Wide=$(awk -F: '/Precision/ {gsub(" ","");gsub("-bit","");print $2}' /var/tmp/soxidata.txt)
echo "Wide=$Wide"

Rate=$(awk -F: '/Sample Rate/ {gsub(" ","");print $2}' /var/tmp/soxidata.txt)
echo "Rate=$Rate"

rm /var/tmp/soxidata.txt

# now start playing
/mnt/us/extensions/sox/sox $1 -t raw - -- |  /usr/bin/gst-launch -v \
    filesrc location=/dev/stdin \
    ! audio/x-raw-int, \
        endianness='(int)'1234, \
        signed='(boolean)'true, \
        width='(int)'$Wide, \
        depth='(int)'$Wide, \
        rate='(int)'$Rate, \
        channels='(int)'$Chan \
    ! queue \
    ! mixersink
    
    
trcm@leela~ $ kindle
Welcome to Kindle!

#################################################
#  N O T I C E  *  N O T I C E  *  N O T I C E  #
#################################################
Rootfs is mounted read-only. Invoke mntroot rw to
switch back to a writable rootfs.
#################################################
[root@kindle root]# cd /mnt/us/extensions/sox/
[root@kindle sox]# ./playfile.sh /mnt/us/music/01-Diamond_Star.mp3
Chan=2
Wide=16
Rate=48000
Setting pipeline to PAUSED ...
Pipeline is PREROLLED ...
Setting pipeline to PLAYING ...
New clock: GstSystemClock
/GstPipeline:pipeline0/GstCapsFilter:capsfilter0.GstPad:src: caps = audio/x-raw-int, endianness=(int)1234, signed=(boolean)true, width=(int)16, depth=(int)16, rate=(int)48000, channels=(int)2
/GstPipeline:pipeline0/GstQueue:queue0.GstPad:sink: caps = audio/x-raw-int, endianness=(int)1234, signed=(boolean)true, width=(int)16, depth=(int)16, rate=(int)48000, channels=(int)2
/GstPipeline:pipeline0/GstQueue:queue0.GstPad:src: caps = audio/x-raw-int, endianness=(int)1234, signed=(boolean)true, width=(int)16, depth=(int)16, rate=(int)48000, channels=(int)2
/GstPipeline:pipeline0/MixerSink:mixersink0.GstPad:sink: caps = audio/x-raw-int, endianness=(int)1234, signed=(boolean)true, width=(int)16, depth=(int)16, rate=(int)48000, channels=(int)2
/mnt/us/extensions/sox/sox WARN sox: `-' output clipped 2314 samples; decrease volume?
Got EOS from element "pipeline0".
Execution ended after 868344182770 ns.
Setting pipeline to PAUSED ...
Setting pipeline to READY ...
/GstPipeline:pipeline0/MixerSink:mixersink0.GstPad:sink: caps = NULL
/GstPipeline:pipeline0/GstQueue:queue0.GstPad:src: caps = NULL
/GstPipeline:pipeline0/GstQueue:queue0.GstPad:sink: caps = NULL
/GstPipeline:pipeline0/GstCapsFilter:capsfilter0.GstPad:src: caps = NULL
Setting pipeline to NULL ...
Freeing pipeline ...
[root@kindle sox]#