You can maybe modify the source of this tool made for brsar from SSBB
<a href="http://www.hcs64.com/files/brsar_unpack00.zip" target="_blank">http://www.hcs64.com/files/brsar_unpack00.zip</a>
I m sure it will not be that hard <img src="style_emoticons/<#EMO_DIR#>/yay.gif" style="vertical-align:middle" emoid="

" border="0" alt="yay.gif" />
Here an exemple in current state with IplSound.brsar from system menu, you will have one wav for the moment : WIPL_SE_BOARD_SELECT.wav woot ! ;p
<!--c1--><div class='codetop'>CODE</div><div class='codemain'><!--ec1-->D:\Wii tests0000045_app_OUT\sound\brsar_unpack00>brsar_unpack.exe IplSound.brsar
brsar_unpack 0.0
Ok, so I'm reading IplSound.brsar.
Filesize: 0x2a34c0 (header agrees)
Version: 1.1
Header size: 0x40
Chunk count: 3
Chunk 0 at 0x40, called SYMB, size 0x1ae0 (chunklist agrees)
Chunk 1 at 0x1b20, called INFO, size 0x2300 (chunklist agrees)
Chunk 2 at 0x3e20, called FILE, size 0x29f6a0 (chunklist agrees)
Symbols:
87 sounds
16 players
2 groups
4 banks
Info:
87 sound entries (starting at 0x1b58)
4 bank entries (starting at 0x37c0)
16 player entries (starting at 0x3814)
10 file entries (starting at 0x3998)
3 group entries (starting at 0x3bec)
something unknown starting at 0x3e0c
sounds:
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_HOME_BUTTON
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_RETURN_APP
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_GOTO_MENU
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_RESET_APP
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_FOCUS/SND_GROUP_HOMEBUTTON/HOMESE_FOCUS
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_SELECT
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_CANCEL
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_OPEN_CONTROLLER
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_CLOSE_CONTROLLER
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_VOLUME_PLUS
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_VOLUME_MINUS
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_VOLUME_PLUS_LIMIT
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_VOLUME_MINUS_LIMIT
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_NOTHING_DONE
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_VIBE_ON
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_VIBE_OFF
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_START_CONNECT_WINDOW
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_CONNECTED
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_CONNECTED2
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_CONNECTED3
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_CONNECTED4
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_DEFAULT/SND_GROUP_HOMEBUTTON/HOMESE_END_CONNECT_WINDOW
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SELECT/GROUP_STATIC/WSD_SELECT
ÂÂÂÂÂÂÂÂonly mono supported, has 2 channels, skipping
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_CALENDAR_SCROLL
ÂÂÂÂÂÂÂÂonly mono supported, has 2 channels, skipping
PLAYER_NORMAL/GROUP_STATIC/WIPL_SE_BOARD_SELECT
PLAYER_NORMAL/GROUP_STATIC/WIPL_ME_VIRTUAL_CONSOLE
ÂÂÂÂÂÂÂÂonly mono supported, has 2 channels, skipping
PLAYER_WII_START/GROUP_STATIC/WIPL_SE_WII_START
ÂÂÂÂÂÂÂÂonly mono supported, has 2 channels, skipping
PLAYER_NORMAL/GROUP_STATIC/WIPL_ME_NO_DISC_BANNER
ÂÂÂÂÂÂÂÂonly mono supported, has 2 channels, skipping
PLAYER_SYSTEM_2/GROUP_STATIC/WIPL_SE_COPY_FINISH
ÂÂÂÂÂÂÂÂonly mono supported, has 2 channels, skipping
PLAYER_NORMAL/GROUP_STATIC/WIPL_ME_GC_BANNER
ÂÂÂÂÂÂÂÂonly mono supported, has 2 channels, skipping
PLAYER_NORMAL/GROUP_STATIC/WIPL_ME_INVALID_DISC_BANNER
ÂÂÂÂÂÂÂÂonly mono supported, has 2 channels, skipping
PLAYER_SYSTEM/GROUP_STATIC/WIPL_SE_CH_SELECT
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM/GROUP_STATIC/WIPL_SE_CH_UNSELECT
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_FOCUS/SND_GROUP_HOMEBUTTON/WIPL_SE_BT_TARGETTING
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_FOCUS/SND_GROUP_HOMEBUTTON/WIPL_SE_CH_TARGETTING
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/SND_GROUP_HOMEBUTTON/WIPL_SE_DECIDE
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_FOCUS/SND_GROUP_HOMEBUTTON/WIPL_SE_DATE_FOCUS
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_FOCUS/SND_GROUP_HOMEBUTTON/WIPL_SE_BOARD_FOCUS
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SCROLL/GROUP_STATIC/WIPL_SE_MESSAGE_SCROLL
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM/GROUP_STATIC/WIPL_SE_BOARD_DRAG
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_DATE_SELECT
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM/GROUP_STATIC/WIPL_SE_BALLOON
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_MAIL_CLOSE/GROUP_STATIC/WIPL_SE_BOARD_UNSELECT
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_PIC_ZOOM_OUT
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_PIC_ZOOM_IN
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_BT_PUSH
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/SND_GROUP_HOMEBUTTON/WIPL_SE_CANCEL
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_CHOICE_CHG
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_MSG_DISP/GROUP_STATIC/WIPL_SE_MSG_DISP
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM/GROUP_STATIC/WIPL_SE_MSG_HOUSE
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SCROLL/GROUP_STATIC/WIPL_SE_FL_PAGE_INC
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SCROLL/GROUP_STATIC/WIPL_SE_FL_PAGE_DEC
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM/GROUP_STATIC/WIPL_SE_ERROR
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM/GROUP_STATIC/WIPL_SE_BOARD_DUMP
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_BOARD_HOLD
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_BOARD_RELEASE
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_GRAY_BUTTON
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_BGM/GROUP_STATIC/WIPL_BGM_MENU
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM/GROUP_STATIC/WIPL_SE_OUTPUT_MODE_SELECT
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_2/GROUP_STATIC/WIPL_SE_COPYING
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_WINDOW/GROUP_STATIC/WIPL_SE_INFO_WINDOW
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_CH_HOLD
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM/GROUP_STATIC/WIPL_SE_CH_DRAG
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_CH_SET
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_CH_NOT_MOVE
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_WII_START/GROUP_STATIC/WIPL_SE_NEW_ARRIVAL
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SCROLL/GROUP_STATIC/WIPL_SE_B_SCROLL
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_SK_PAGE_CHG
ÂÂÂÂÂÂÂÂonly mono supported, has 2 channels, skipping
PLAYER_SYSTEM/GROUP_STATIC/WIPL_SE_SK_OPEN
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_SK_CANCEL_CLOSE
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/SND_GROUP_HOMEBUTTON/WIPL_SE_SK_DECIDE_CLOSE
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SWITCH/GROUP_STATIC/WIPL_SE_SK_SWITCHING_01
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_FOCUS/GROUP_STATIC/WIPL_SE_CHAR_FOCUS
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM/GROUP_STATIC/WIPL_SE_CHAR_CURSOR
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_CHAR_CURSOR_FIX
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_CHAR_DELETE
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_CHAR_DELETE_ERROR
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_CHAR_INPUT
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_CHAR_DECIDE
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SCROLL/GROUP_STATIC/WIPL_SE_LINE_SCROLL
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_SK_PREDICT_ON
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_SK_PREDICT_OFF
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SWITCH/GROUP_STATIC/WIPL_SE_SK_SWITCHING_02
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SWITCH/GROUP_STATIC/WIPL_SE_SK_SWITCH_TO_KETAI
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_SYMBOL_PAGE_OPEN
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_CHAR_LARGER
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******
PLAYER_SYSTEM_DECIDE/GROUP_STATIC/WIPL_SE_CHAR_LOWER
ÂÂÂÂÂÂÂÂI don't get it ******SKIPPING******<!--c2--></div><!--ec2-->
A few work is needed to have more than one wav (WIPL_SE_BOARD_SELECT.wav)
Good luck