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CD ROM Paradise Collection 4
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CD ROM Paradise Collection 4 1995 Nov.iso
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ultra06c.zip
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history.txt
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1994-11-23
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Manley Ultrasound OS/2 MMPM Driver HISTORY
940215 0.1a - Initial release
940216 0.1b - Bug fix
- Digital Audio Applet working
- dmplayer 0.92 working better
940216 0.1B - Same as 0.1b but with the readme (oops)
940220 0.1c - Bug fix
- occasional "screeching" during playback
- closely spaced playbacks killed audio device until reboot
- odd sample rates not playing back correctly
940228 0.2a - Enhancements and minor bug fixes
- added stereo playback
- fixed occasional return of invalid buffer
- driver shouldn't become unusable until reboot anymore
- re-thought line-out disabling "feature"
- fixed minor resume location problem
940302 0.2b - Major bug fix
- problem with 22Khz stereo playback could cause what looked
like a system hang
940310 0.3a - Cleanup, enhancements, and minor bug fixes
- added installation file (ultravsd.dll)
- updated other installation files
- application volume controls now working sensibly
- added support for balance (try it in dmplayer!)
- cleaner transition between applications
- workaround for dmplayer 1.01 "bug"
- greatly improved Ultimotion sound quality!!! (yippee, hooray)
- even lower system load
- fixed loss of "stereo effect" after pause/resume
940404 0.4a - Enhancements
- improved Ultimotion playback
- added DOS virtualization (audiovdd.sys)
- added hardware MIDI (through MIDI port)
940406 0.4b - MAJOR BUG FIX
- all versions of the kernel except mine(!) IPE'd at boot time
with 0.4a.
940412 0.4c - Enhancements and minor bug fixes
- tightened up MIDI timing
- fixed pause/resume bug in dmplayer 1.01
- shortened sound delay
940412 0.4d - Major bug fix
- closing MIDI applet while playing hangs system
940422 0.5a - Private beta test release
940822 0.5b - Private beta test release
940829 0.5c - Private beta test release
940830 0.5d - Enhancements
- FIRST SHAREWARE VERSION
- check for IRQ conflict at boot
- transparent mode for ICS mixer (rev 3.7 cards)
- transparent mode for 16-bit CODEC (MAX/daughtercard)
- Virtual Device Driver (VDD) - ULTRAVDD.SYS
- MPU-401 emulation to DOS/Win sessions
- reduced interrupt latency
941018 0.5e - Bug Fixes
- ULTRAVDD.SYS trap at boot when using another device on IRQ 2/9
- DOS session startup bug with rev 3.7 boards
- Warp MMOS2 confusion over 16-bit playback
- line-in disabled after device closed
941118 0.6a - Enhancements
- added GM emulation for DOS/Win sessions to ULTRAVDD.SYS - requires
separate package which is sent only to registered users.
- improved interrupt virtualization and handling on MIDI interrupt
- improved Windows Configuration section of ULTRADD.DOC
941121 0.6b - Bug Fixes
- virtual MIDI IRQ handling (mega-Doh!)
- ICS and GUS mixer line-in not-enabled after startup
941123 0.6c - Enhancements
- got DOOM2 GM music working
- isn't that enough!
- improved virtual MIDI IRQ handling when emulating MPU-401
- really improved WinOS2 CONFIGURATION section of ULTRADD.DOC
- *** NEW e-mail address - see BUG REPORTS section