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-
- What's new in PowerDVD 2.55
-
- (build 0202)
-
- * For original GeForce 256 Hardware Motion Compensation support under Win9x,
- it requires 32MB of video Ram. However, it is now working for GeForce 256-based
- cards with 16MB video RAM only.
-
- * Features like Hardware Motion Compensation, Dolby Digital/DTS S/PDIF pass-thru
- and multi-channel Dolby Digital output are driver dependent and are now supported
- only under Win9x by most audio and video chip vendors. Those features are
- not supported under Windows 2000 and Windows NT 4.0 in current stage.
-
- * An user prompt is added for recommending installing bus master IDE driver under
- Windows NT 4.0 environment during setup time.
-
- * Fix a problem that on SiS630 systems with video driver V1.01b or later installed,
- Macrovision function can not work properly.
-
-
- (build 0113)
- * PowerDVD now works with Microsoft Windows NT 4.0 and Windows 2000. However,
- Sevice Pack 3 or above must be installed for PowerDVD to work under NT 4.0.
-
- To maximize the performance of PowerDVD under NT 4.0, a bus master driver
- must be installed. In general, the driver can be found in the mainboard
- or system support disk/CD-ROM. You can also reach the web site of the system
- or motherboard manafacturer to doanload the driver.
-
- For different chipsets from Intel, VIA, AMD and SiS, they require different
- bus master drivers. Please read the system or motherboard manual for
- identifying what kind of chipset your system is using.
-
- * Backward play is now supported (1x, 2x and 4x speed)
-
- * DTS pass-thru is now supported on major sound chips which provide S/PDIF
- interface.
-
- The following sound chips are tested under Windows98 and Windows98 Second
- Edition (Both Dolby Digital and DTS pass-thru) :
-
- Aureal Vortex Advantage 8810
- Aureal Vortex2 8830
- Cirrus Crystal CS4624
- CMedia 8738
- Creative Labs SBLive!
- Creative Labs SBLive! Value with option Digital I/O kit from Creative Labs or other vendors
- Creative Labs SBLive! Platinum
- ESS Canyon3D
- RealTek ALS300+
-
- Yamaha YMF724 and YMF744 are not supported yet since the driver itself has some problem
- supporting DTS stream pass-thru. However, Dolby Digital pass-thru is still supported.
-
- DTS pass-thru under Windows95 is not fully tested yet.
-
- * Add Motion Compensation support for Neomagic MagicMedia 256AV.
-
- * Add Motion Compensation and subpicture alpha blending support for nVidia
- Geforce256 DDR version.
-
- * Add 4-channel Dolby Digital output and Dolby Digital/DTS S/PDIF pass-thru
- support for Aureal Vortex Advantage 8810, which is used in Aureal SQ1500
- sound card and on many motherboards.
-
- * Add Dolby Digital/DTS S/PDIF pass-thru support for ESS Canyon3D-based
- sound cards.
-
- * Add 4/6-channel Dolby Digital output support for Philips/VLSI ThunderBird
- Avenger-based sound cards.
-
- * QSurround has been renamed to QXpander. QXpander is a technology developed
- by QSound Labs. This is an optional feature.
-
- * Fix a bug that current 4/6-channel output implementation for Realtek ALS300+
- will cause problems if the latest Realtek ALS300+ driver, which incorporates
- Q3D capability, is used.
-
- * For Intel LX mainboards, SiS300 HWMC and GeForce256 Hardware Motion Compensation
- is enabled under Win9x.
-
-
-