[NTLUG:Discuss] Basic script question

[Bobby Wrenn]

"sox *.wav  output_file_name" works on my small set of sample files. Hopefully it will scale when I am in the jungle and off the grid. I am a little concerned that this may not take the files in proper sort order.


On 08/10/2016 09:28 AM, Val W Harris wrote:
> Bobby,
>
>
> You didn;t say what distro you are using, but the CentOS 7 man page for sox says that it accepts multiple input files.  Using a for loop to call sox multiple times is overwriting the output of the previous call to sox.  Try
>
>
> sox *.wav  output_file_name
>
> I hope this works for you.  Enjoy your adventure!
>
> --
> Val Harris            valwharris at verizon.net
>
>
>
>
> -----Original Message-----
> From: Bobby Wrenn <bobby at wrennest.com>
> To: NTLUG Discussion List <discuss at ntlug.org>
> Sent: Wed, Aug 10, 2016 8:37 am
> Subject: [NTLUG:Discuss] Basic script question
>
> Wondering if the list is still active. My first send of this post has
> not appeared in my email.
>
> I need to set up why I am asking for help on a short notice.
>
> I am making a trip to the jungle of Papua New Guinea to make voice
> recordings of people reading scripture in their native language. I will
> be recording the whole book of Genesis with speakers for each character
> in the book. I may do other books as well. In order to work with other
> translation groups the files must be in a very specific format with a
> predetermined file name sequence. After all the recordings are done I
> need to retain the original chunks and assemble the chunks into
> chapters. I can determine the start and stop filename for each chapter.
> The files will be in a consistent WAV format. I expect to use sox to
> join the WAV files for each speaker into a file for each chapter. I have
> been planning this trip for some time. But just received this new
> requirement to join the files today. I get on a plane tomorrow and will
> have an Internet connection in country for about two days before I head
> into the bush with solar panels and a laptop.
>
> I need help with a basic script to join the files given a start and stop
> filename and an explicit output file name as parameters. Input file
> names look like this "P1MSYPBT_01973.wav, P1MSYPBT_01974.wav, ...". The
> output file will look like this "P1MSYPBT_001_GEN_01.wav,
> P1MSYPBT_001_GEN_02.wav, ...".
>
> I tried putting the files for a chapter in a separate directory and
> running [for i in *.wav;do sox "$i" P1MSYPBT_001_GEN_01.wav;done]. But
> it either got only the first file or left out the last file. It was not
> consistent.
>
> Any help greatly appreciated.
>
>


-- 
StG
Bobby Wrenn
Beyond Baptism