Clean up sound subproject

* remove obsolete files
* move text and binary files to resources directory

java/sound/src/main/resources/txt/keuze.txt

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+from pcm:
+
+-r -s <freq in khz> [--unsigned] [--big-endian]
+
+to mp3:
+--cbr -b <bitrate>
+
+
+mp3 to pcm:
+--decode
+
+always:
+ - - --quiet

java/sound/src/main/resources/txt/options

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+LAME 32bits version 3.98.4 (http://www.mp3dev.org/)
+
+usage: lame [options] <infile> [outfile]
+
+    <infile> and/or <outfile> can be "-", which means stdin/stdout.
+
+RECOMMENDED:
+    lame -V2 input.wav output.mp3
+
+OPTIONS:
+  Input options:
+    --scale <arg>   scale input (multiply PCM data) by <arg>
+    --scale-l <arg> scale channel 0 (left) input (multiply PCM data) by <arg>
+    --scale-r <arg> scale channel 1 (right) input (multiply PCM data) by <arg>
+    --mp1input      input file is a MPEG Layer I   file
+    --mp2input      input file is a MPEG Layer II  file
+    --mp3input      input file is a MPEG Layer III file
+    --nogap <file1> <file2> <...>
+                    gapless encoding for a set of contiguous files
+    --nogapout <dir>
+                    output dir for gapless encoding (must precede --nogap)
+    --nogaptags     allow the use of VBR tags in gapless encoding
+
+  Input options for RAW PCM:
+    -r              input is raw pcm
+    -x              force byte-swapping of input
+    -s sfreq        sampling frequency of input file (kHz) - default 44.1 kHz
+    --bitwidth w    input bit width is w (default 16)
+    --signed        input is signed (default)
+    --unsigned      input is unsigned
+    --little-endian input is little-endian (default)
+    --big-endian    input is big-endian
+
+
+  Operational options:
+    -a              downmix from stereo to mono file for mono encoding
+    -m <mode>       (j)oint, (s)imple, (f)orce, (d)dual-mono, (m)ono
+                    default is (j) or (s) depending on bitrate
+                    joint  = joins the best possible of MS and LR stereo
+                    simple = force LR stereo on all frames
+                    force  = force MS stereo on all frames.
+    --preset type   type must be "medium", "standard", "extreme", "insane",
+                    or a value for an average desired bitrate and depending
+                    on the value specified, appropriate quality settings will
+                    be used.
+                    "--preset help" gives more info on these
+    --comp  <arg>   choose bitrate to achive a compression ratio of <arg>
+    --replaygain-fast   compute RG fast but slightly inaccurately (default)
+    --replaygain-accurate   compute RG more accurately and find the peak sample
+    --noreplaygain  disable ReplayGain analysis
+    --clipdetect    enable --replaygain-accurate and print a message whether
+                    clipping occurs and how far the waveform is from full scale
+    --flush         flush output stream as soon as possible
+    --freeformat    produce a free format bitstream
+    --decode        input=mp3 file, output=wav
+    -t              disable writing wav header when using --decode
+
+
+  Verbosity:
+    --disptime <arg>print progress report every arg seconds
+    -S              don't print progress report, VBR histograms
+    --nohist        disable VBR histogram display
+    --silent        don't print anything on screen
+    --quiet         don't print anything on screen
+    --brief         print more useful information
+    --verbose       print a lot of useful information
+
+  Noise shaping & psycho acoustic algorithms:
+    -q <arg>        <arg> = 0...9.  Default  -q 5 
+                    -q 0:  Highest quality, very slow 
+                    -q 9:  Poor quality, but fast 
+    -h              Same as -q 2.   Recommended.
+    -f              Same as -q 7.   Fast, ok quality
+
+
+  CBR (constant bitrate, the default) options:
+    -b <bitrate>    set the bitrate in kbps, default 128 kbps
+    --cbr           enforce use of constant bitrate
+
+  ABR options:
+    --abr <bitrate> specify average bitrate desired (instead of quality)
+
+  VBR options:
+    -V n            quality setting for VBR.  default n=4
+                    0=high quality,bigger files. 9=smaller files
+    -v              the same as -V 4
+    --vbr-old       use old variable bitrate (VBR) routine
+    --vbr-new       use new variable bitrate (VBR) routine (default)
+    -b <bitrate>    specify minimum allowed bitrate, default  32 kbps
+    -B <bitrate>    specify maximum allowed bitrate, default 320 kbps
+    -F              strictly enforce the -b option, for use with players that
+                    do not support low bitrate mp3
+    -t              disable writing LAME Tag
+    -T              enable and force writing LAME Tag
+
+
+  PSY related:
+    --temporal-masking x   x=0 disables, x=1 enables temporal masking effect
+    --nssafejoint   M/S switching criterion
+    --nsmsfix <arg> M/S switching tuning [effective 0-3.5]
+    --interch x     adjust inter-channel masking ratio
+    --ns-bass x     adjust masking for sfbs  0 -  6 (long)  0 -  5 (short)
+    --ns-alto x     adjust masking for sfbs  7 - 13 (long)  6 - 10 (short)
+    --ns-treble x   adjust masking for sfbs 14 - 21 (long) 11 - 12 (short)
+    --ns-sfb21 x    change ns-treble by x dB for sfb21
+
+
+  experimental switches:
+    -Y              lets LAME ignore noise in sfb21, like in CBR
+
+
+  MP3 header/stream options:
+    -e <emp>        de-emphasis n/5/c  (obsolete)
+    -c              mark as copyright
+    -o              mark as non-original
+    -p              error protection.  adds 16 bit checksum to every frame
+                    (the checksum is computed correctly)
+    --nores         disable the bit reservoir
+    --strictly-enforce-ISO   comply as much as possible to ISO MPEG spec
+
+  Filter options:
+  --lowpass <freq>        frequency(kHz), lowpass filter cutoff above freq
+  --lowpass-width <freq>  frequency(kHz) - default 15% of lowpass freq
+  --highpass <freq>       frequency(kHz), highpass filter cutoff below freq
+  --highpass-width <freq> frequency(kHz) - default 15% of highpass freq
+  --resample <sfreq>  sampling frequency of output file(kHz)- default=automatic
+
+
+  ID3 tag options:
+    --tt <title>    audio/song title (max 30 chars for version 1 tag)
+    --ta <artist>   audio/song artist (max 30 chars for version 1 tag)
+    --tl <album>    audio/song album (max 30 chars for version 1 tag)
+    --ty <year>     audio/song year of issue (1 to 9999)
+    --tc <comment>  user-defined text (max 30 chars for v1 tag, 28 for v1.1)
+    --tn <track[/total]>   audio/song track number and (optionally) the total
+                           number of tracks on the original recording. (track
+                           and total each 1 to 255. just the track number
+                           creates v1.1 tag, providing a total forces v2.0).
+    --tg <genre>    audio/song genre (name or number in list)
+    --ti <file>     audio/song albumArt (jpeg/png/gif file, 128KB max, v2.3)
+    --tv <id=value> user-defined frame specified by id and value (v2.3 tag)
+    --add-id3v2     force addition of version 2 tag
+    --id3v1-only    add only a version 1 tag
+    --id3v2-only    add only a version 2 tag
+    --space-id3v1   pad version 1 tag with spaces instead of nulls
+    --pad-id3v2     same as '--pad-id3v2-size 128'
+    --pad-id3v2-size <value> adds version 2 tag, pad with extra <value> bytes
+    --genre-list    print alphabetically sorted ID3 genre list and exit
+    --ignore-tag-errors  ignore errors in values passed for tags
+
+    Note: A version 2 tag will NOT be added unless one of the input fields
+    won't fit in a version 1 tag (e.g. the title string is longer than 30
+    characters), or the '--add-id3v2' or '--id3v2-only' options are used,
+    or output is redirected to stdout.
+
+
+MS-Windows-specific options:
+    --priority <type>  sets the process priority:
+                         0,1 = Low priority (IDLE_PRIORITY_CLASS)
+                         2 = normal priority (NORMAL_PRIORITY_CLASS, default)
+                         3,4 = High priority (HIGH_PRIORITY_CLASS))
+    Note: Calling '--priority' without a parameter will select priority 0.
+
+Misc:
+    --license       print License information
+
+
+
+  Platform specific:
+    --noasm <instructions> disable assembly optimizations for mmx/3dnow/sse
+
+
+
+MPEG-1   layer III sample frequencies (kHz):  32  48  44.1
+bitrates (kbps): 32 40 48 56 64 80 96 112 128 160 192 224 256 320
+
+MPEG-2   layer III sample frequencies (kHz):  16  24  22.05
+bitrates (kbps):  8 16 24 32 40 48 56 64 80 96 112 128 144 160
+
+MPEG-2.5 layer III sample frequencies (kHz):   8  12  11.025
+bitrates (kbps):  8 16 24 32 40 48 56 64
+

java/sound/src/main/resources/txt/short

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+medium.mp3

java/sound/src/main/resources/txt/testfiles.txt

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+junk (with or without header)
+PCM_SIGNED 8000.0 Hz, 16 bit, mono, 2 bytes/frame, little-endian
+-r 8k -t s16 -c 1 -e signed-integer
+
+
+out (without header)
+PCM_SIGNED 8000.0 Hz, 16 bit, stereo, 4 bytes/frame, big-endian
+-r 128k -t s32 -c 2 -2 signed integer [reasonable]
+
+out (without header)
+PCM_SIGNED 192000.0 Hz, 16 bit, stereo, 4 bytes/frame, little-endian
+-r 192k -t s16 -c 2 [-e signed-integer]